{"id":389534,"date":"2026-04-20T23:50:15","date_gmt":"2026-04-20T23:50:15","guid":{"rendered":"https:\/\/www.newsbeep.com\/nz\/389534\/"},"modified":"2026-04-20T23:50:15","modified_gmt":"2026-04-20T23:50:15","slug":"strong-ultrafast-nonlinear-optical-response-from-megaelectronvolt-electrons-in-semiconductors","status":"publish","type":"post","link":"https:\/\/www.newsbeep.com\/nz\/389534\/","title":{"rendered":"Strong ultrafast nonlinear optical response from megaelectronvolt electrons in semiconductors"},"content":{"rendered":"<p class=\"c-article-references__text\" id=\"ref-CR1\">Uiberacker, M. et al. Attosecond real-time observation of electron tunnelling in atoms. Nature 446, 627\u2013632 (2007).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1038\/nature05648\" data-track-item_id=\"10.1038\/nature05648\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1038%2Fnature05648\" aria-label=\"Article reference 1\" data-doi=\"10.1038\/nature05648\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2007Natur.446..627U\" aria-label=\"ADS reference 1\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 1\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Attosecond%20real-time%20observation%20of%20electron%20tunnelling%20in%20atoms&amp;journal=Nature&amp;doi=10.1038%2Fnature05648&amp;volume=446&amp;pages=627-632&amp;publication_year=2007&amp;author=Uiberacker%2CM\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR2\">Young, L. et al. Femtosecond electronic response of atoms to ultra-intense X-rays. Nature 466, 56\u201361 (2010).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1038\/nature09177\" data-track-item_id=\"10.1038\/nature09177\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1038%2Fnature09177\" aria-label=\"Article reference 2\" data-doi=\"10.1038\/nature09177\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2010Natur.466...56Y\" aria-label=\"ADS reference 2\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 2\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Femtosecond%20electronic%20response%20of%20atoms%20to%20ultra-intense%20X-rays&amp;journal=Nature&amp;doi=10.1038%2Fnature09177&amp;volume=466&amp;pages=56-61&amp;publication_year=2010&amp;author=Young%2CL\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR3\">Driver, T. et al. Attosecond delays in X-ray molecular ionization. Nature 632, 762\u2013767 (2024).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1038\/s41586-024-07771-9\" data-track-item_id=\"10.1038\/s41586-024-07771-9\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1038%2Fs41586-024-07771-9\" aria-label=\"Article reference 3\" data-doi=\"10.1038\/s41586-024-07771-9\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2024Natur.632..762D\" aria-label=\"ADS reference 3\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 3\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Attosecond%20delays%20in%20X-ray%20molecular%20ionization&amp;journal=Nature&amp;doi=10.1038%2Fs41586-024-07771-9&amp;volume=632&amp;pages=762-767&amp;publication_year=2024&amp;author=Driver%2CT\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR4\">Gambhir, S. S. Molecular imaging of cancer with positron emission tomography. Nat. Rev. Cancer 2, 683\u2013693 (2002).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1038\/nrc882\" data-track-item_id=\"10.1038\/nrc882\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1038%2Fnrc882\" aria-label=\"Article reference 4\" data-doi=\"10.1038\/nrc882\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 4\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Molecular%20imaging%20of%20cancer%20with%20positron%20emission%20tomography&amp;journal=Nat.%20Rev.%20Cancer&amp;doi=10.1038%2Fnrc882&amp;volume=2&amp;pages=683-693&amp;publication_year=2002&amp;author=Gambhir%2CSS\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR5\">Lecoq, P., Korzhik, M. &amp; Vasiliev, A. Can transient phenomena help improving time resolution in scintillators?. IEEE Trans. Nucl. Sci. 61, 229\u2013234 (2014).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1109\/TNS.2013.2282232\" data-track-item_id=\"10.1109\/TNS.2013.2282232\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1109%2FTNS.2013.2282232\" aria-label=\"Article reference 5\" data-doi=\"10.1109\/TNS.2013.2282232\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2014ITNS...61..229L\" aria-label=\"ADS reference 5\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 5\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Can%20transient%20phenomena%20help%20improving%20time%20resolution%20in%20scintillators%3F&amp;journal=IEEE%20Trans.%20Nucl.%20Sci.&amp;doi=10.1109%2FTNS.2013.2282232&amp;volume=61&amp;pages=229-234&amp;publication_year=2014&amp;author=Lecoq%2CP&amp;author=Korzhik%2CM&amp;author=Vasiliev%2CA\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR6\">Surti, S. &amp; Karp, J. S. Update on latest advances in time-of-flight PET. Phys. Med. 80, 251\u2013258 (2020).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1016\/j.ejmp.2020.10.031\" data-track-item_id=\"10.1016\/j.ejmp.2020.10.031\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1016%2Fj.ejmp.2020.10.031\" aria-label=\"Article reference 6\" data-doi=\"10.1016\/j.ejmp.2020.10.031\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 6\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Update%20on%20latest%20advances%20in%20time-of-flight%20PET&amp;journal=Phys.%20Med.&amp;doi=10.1016%2Fj.ejmp.2020.10.031&amp;volume=80&amp;pages=251-258&amp;publication_year=2020&amp;author=Surti%2CS&amp;author=Karp%2CJS\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR7\">Litos, M. et al. High-efficiency acceleration of an electron beam in a plasma wakefield accelerator. Nature 515, 92\u201395 (2014).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1038\/nature13882\" data-track-item_id=\"10.1038\/nature13882\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1038%2Fnature13882\" aria-label=\"Article reference 7\" data-doi=\"10.1038\/nature13882\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2014Natur.515...92L\" aria-label=\"ADS reference 7\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 7\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=High-efficiency%20acceleration%20of%20an%20electron%20beam%20in%20a%20plasma%20wakefield%20accelerator&amp;journal=Nature&amp;doi=10.1038%2Fnature13882&amp;volume=515&amp;pages=92-95&amp;publication_year=2014&amp;author=Litos%2CM\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR8\">van Tilborg, J., Gonsalves, A. J., Esarey, E., Schroeder, C. B. &amp; Leemans, W. P. High-sensitivity plasma density retrieval in a common-path second-harmonic interferometer through simultaneous group and phase velocity measurement. Phys. Plasmas 26, 023106 (2019).<\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR9\">Teubner, U., Bergmann, J., Van Wonterghem, B., Sch\u00e4fer, F. P. &amp; Sauerbrey, R. Angle-dependent X-ray emission and resonance absorption in a laser-produced plasma generated by a high intensity ultrashort pulse. Phys. Rev. Lett. 70, 794\u2013797 (1993).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1103\/PhysRevLett.70.794\" data-track-item_id=\"10.1103\/PhysRevLett.70.794\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1103%2FPhysRevLett.70.794\" aria-label=\"Article reference 9\" data-doi=\"10.1103\/PhysRevLett.70.794\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=1993PhRvL..70..794T\" aria-label=\"ADS reference 9\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 9\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Angle-dependent%20X-ray%20emission%20and%20resonance%20absorption%20in%20a%20laser-produced%20plasma%20generated%20by%20a%20high%20intensity%20ultrashort%20pulse&amp;journal=Phys.%20Rev.%20Lett.&amp;doi=10.1103%2FPhysRevLett.70.794&amp;volume=70&amp;pages=794-797&amp;publication_year=1993&amp;author=Teubner%2CU&amp;author=Bergmann%2CJ&amp;author=Wonterghem%2CB&amp;author=Sch%C3%A4fer%2CFP&amp;author=Sauerbrey%2CR\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR10\">Emma, P. et al. First lasing and operation of an \u00e5ngstrom-wavelength free-electron laser. Nat. Photon. 4, 641\u2013647 (2010).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1038\/nphoton.2010.176\" data-track-item_id=\"10.1038\/nphoton.2010.176\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1038%2Fnphoton.2010.176\" aria-label=\"Article reference 10\" data-doi=\"10.1038\/nphoton.2010.176\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2010NaPho...4..641E\" aria-label=\"ADS reference 10\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 10\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=First%20lasing%20and%20operation%20of%20an%20%C3%A5ngstrom-wavelength%20free-electron%20laser&amp;journal=Nat.%20Photon.&amp;doi=10.1038%2Fnphoton.2010.176&amp;volume=4&amp;pages=641-647&amp;publication_year=2010&amp;author=Emma%2CP\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR11\">Altarelli, M. The European X-ray free-electron laser facility in Hamburg. Nucl. Instrum. Methods Phys. Res. B 269, 2845\u20132849 (2011).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1016\/j.nimb.2011.04.034\" data-track-item_id=\"10.1016\/j.nimb.2011.04.034\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1016%2Fj.nimb.2011.04.034\" aria-label=\"Article reference 11\" data-doi=\"10.1016\/j.nimb.2011.04.034\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2011NIMPB.269.2845A\" aria-label=\"ADS reference 11\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 11\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=The%20European%20X-ray%20free-electron%20laser%20facility%20in%20Hamburg&amp;journal=Nucl.%20Instrum.%20Methods%20Phys.%20Res.%20B&amp;doi=10.1016%2Fj.nimb.2011.04.034&amp;volume=269&amp;pages=2845-2849&amp;publication_year=2011&amp;author=Altarelli%2CM\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR12\">Decking, W. et al. A MHz-repetition-rate hard X-ray free-electron laser driven by a superconducting linear accelerator. Nat. Photon. 14, 391\u2013397 (2020).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1038\/s41566-020-0607-z\" data-track-item_id=\"10.1038\/s41566-020-0607-z\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1038%2Fs41566-020-0607-z\" aria-label=\"Article reference 12\" data-doi=\"10.1038\/s41566-020-0607-z\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2020NaPho..14..391D\" aria-label=\"ADS reference 12\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 12\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=A%20MHz-repetition-rate%20hard%20X-ray%20free-electron%20laser%20driven%20by%20a%20superconducting%20linear%20accelerator&amp;journal=Nat.%20Photon.&amp;doi=10.1038%2Fs41566-020-0607-z&amp;volume=14&amp;pages=391-397&amp;publication_year=2020&amp;author=Decking%2CW\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR13\">Lecoq, P. et al. Roadmap toward the 10 ps time-of-flight PET challenge. Phys. Med. Biol. 65, 21RM01 (2020).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1088\/1361-6560\/ab9500\" data-track-item_id=\"10.1088\/1361-6560\/ab9500\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1088%2F1361-6560%2Fab9500\" aria-label=\"Article reference 13\" data-doi=\"10.1088\/1361-6560\/ab9500\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 13\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Roadmap%20toward%20the%2010%20ps%20time-of-flight%20PET%20challenge&amp;journal=Phys.%20Med.%20Biol.&amp;doi=10.1088%2F1361-6560%2Fab9500&amp;volume=65&amp;publication_year=2020&amp;author=Lecoq%2CP\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR14\">Kwon, S. I. et al. Ultrafast timing enables reconstruction-free positron emission imaging. Nat. Photon. 15, 914\u2013918 (2021).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1038\/s41566-021-00871-2\" data-track-item_id=\"10.1038\/s41566-021-00871-2\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1038%2Fs41566-021-00871-2\" aria-label=\"Article reference 14\" data-doi=\"10.1038\/s41566-021-00871-2\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2021NaPho..15..914K\" aria-label=\"ADS reference 14\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 14\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Ultrafast%20timing%20enables%20reconstruction-free%20positron%20emission%20imaging&amp;journal=Nat.%20Photon.&amp;doi=10.1038%2Fs41566-021-00871-2&amp;volume=15&amp;pages=914-918&amp;publication_year=2021&amp;author=Kwon%2CSI\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR15\">Korzhik, M., Tamulaitis, G. &amp; Vasil\u2019ev, A. N. Physics of Fast Processes in Scintillators (Springer International Publishing, 2020).<\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR16\">Tao, K. Simulation studies to understand sensitivity and timing characteristics of an optical property modulation-based radiation detection concept for PET. Phys. Med. Biol. 65, 215021 (2020).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1088\/1361-6560\/aba938\" data-track-item_id=\"10.1088\/1361-6560\/aba938\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1088%2F1361-6560%2Faba938\" aria-label=\"Article reference 16\" data-doi=\"10.1088\/1361-6560\/aba938\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 16\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Simulation%20studies%20to%20understand%20sensitivity%20and%20timing%20characteristics%20of%20an%20optical%20property%20modulation-based%20radiation%20detection%20concept%20for%20PET&amp;journal=Phys.%20Med.%20Biol.&amp;doi=10.1088%2F1361-6560%2Faba938&amp;volume=65&amp;publication_year=2020&amp;author=Tao%2CK\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR17\">Jeong, D. et al. Simulation of ionization charge carrier cascade time and density for a new radiation detection method based on modulation of optical properties. Med. Phys. 51, 1383\u20131395 (2024).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1002\/mp.16855\" data-track-item_id=\"10.1002\/mp.16855\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1002%2Fmp.16855\" aria-label=\"Article reference 17\" data-doi=\"10.1002\/mp.16855\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 17\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Simulation%20of%20ionization%20charge%20carrier%20cascade%20time%20and%20density%20for%20a%20new%20radiation%20detection%20method%20based%20on%20modulation%20of%20optical%20properties&amp;journal=Med.%20Phys.&amp;doi=10.1002%2Fmp.16855&amp;volume=51&amp;pages=1383-1395&amp;publication_year=2024&amp;author=Jeong%2CD\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR18\">Miller, D. A. B. Attojoule optoelectronics for low-energy information processing and communications. J. Lightwave Technol. 35, 346\u2013396 (2017).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1109\/JLT.2017.2647779\" data-track-item_id=\"10.1109\/JLT.2017.2647779\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1109%2FJLT.2017.2647779\" aria-label=\"Article reference 18\" data-doi=\"10.1109\/JLT.2017.2647779\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2017JLwT...35..346M\" aria-label=\"ADS reference 18\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 18\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Attojoule%20optoelectronics%20for%20low-energy%20information%20processing%20and%20communications&amp;journal=J.%20Lightwave%20Technol.&amp;doi=10.1109%2FJLT.2017.2647779&amp;volume=35&amp;pages=346-396&amp;publication_year=2017&amp;author=Miller%2CDAB\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR19\">Roques-Carmes, C. et al. A framework for scintillation in nanophotonics. Science 375, eabm9293 (2022).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1126\/science.abm9293\" data-track-item_id=\"10.1126\/science.abm9293\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1126%2Fscience.abm9293\" aria-label=\"Article reference 19\" data-doi=\"10.1126\/science.abm9293\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 19\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=A%20framework%20for%20scintillation%20in%20nanophotonics&amp;journal=Science&amp;doi=10.1126%2Fscience.abm9293&amp;volume=375&amp;publication_year=2022&amp;author=Roques-Carmes%2CC\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR20\">Tao, L., Daghighian, H. M. &amp; Levin, C. S. A promising new mechanism of ionizing radiation detection for positron emission tomography: modulation of optical properties. Phys. Med. Biol. 61, 7600\u20137622 (2016).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1088\/0031-9155\/61\/21\/7600\" data-track-item_id=\"10.1088\/0031-9155\/61\/21\/7600\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1088%2F0031-9155%2F61%2F21%2F7600\" aria-label=\"Article reference 20\" data-doi=\"10.1088\/0031-9155\/61\/21\/7600\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 20\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=A%20promising%20new%20mechanism%20of%20ionizing%20radiation%20detection%20for%20positron%20emission%20tomography%3A%20modulation%20of%20optical%20properties&amp;journal=Phys.%20Med.%20Biol.&amp;doi=10.1088%2F0031-9155%2F61%2F21%2F7600&amp;volume=61&amp;pages=7600-7622&amp;publication_year=2016&amp;author=Tao%2CL&amp;author=Daghighian%2CHM&amp;author=Levin%2CCS\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR21\">Ota, R. et al. Coincidence time resolution of 30 ps FWHM using a pair of Cherenkov-radiator-integrated MCP-PMTs. Phys. Med. Biol. 64, 07LT01 (2019).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1088\/1361-6560\/ab0fce\" data-track-item_id=\"10.1088\/1361-6560\/ab0fce\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1088%2F1361-6560%2Fab0fce\" aria-label=\"Article reference 21\" data-doi=\"10.1088\/1361-6560\/ab0fce\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 21\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Coincidence%20time%20resolution%20of%2030%20ps%20FWHM%20using%20a%20pair%20of%20Cherenkov-radiator-integrated%20MCP-PMTs&amp;journal=Phys.%20Med.%20Biol.&amp;doi=10.1088%2F1361-6560%2Fab0fce&amp;volume=64&amp;publication_year=2019&amp;author=Ota%2CR\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR22\">Kim, H. W. et al. Towards jitter-free ultrafast electron diffraction technology. Nat. Photon. 14, 245\u2013249 (2020).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1038\/s41566-019-0566-4\" data-track-item_id=\"10.1038\/s41566-019-0566-4\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1038%2Fs41566-019-0566-4\" aria-label=\"Article reference 22\" data-doi=\"10.1038\/s41566-019-0566-4\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2020NaPho..14..245K\" aria-label=\"ADS reference 22\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 22\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Towards%20jitter-free%20ultrafast%20electron%20diffraction%20technology&amp;journal=Nat.%20Photon.&amp;doi=10.1038%2Fs41566-019-0566-4&amp;volume=14&amp;pages=245-249&amp;publication_year=2020&amp;author=Kim%2CHW\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR23\">Weathersby, S. P. et al. Mega-electron-volt ultrafast electron diffraction at SLAC National Accelerator Laboratory. Rev. Sci. Instrum. 86, 073702 (2015).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1063\/1.4926994\" data-track-item_id=\"10.1063\/1.4926994\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1063%2F1.4926994\" aria-label=\"Article reference 23\" data-doi=\"10.1063\/1.4926994\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2015RScI...86g3702W\" aria-label=\"ADS reference 23\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 23\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Mega-electron-volt%20ultrafast%20electron%20diffraction%20at%20SLAC%20National%20Accelerator%20Laboratory&amp;journal=Rev.%20Sci.%20Instrum.&amp;doi=10.1063%2F1.4926994&amp;volume=86&amp;publication_year=2015&amp;author=Weathersby%2CSP\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR24\">Harmand, M. et al. Achieving few-femtosecond time-sorting at hard X-ray free-electron lasers. Nat. Photon. 7, 215\u2013218 (2013).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1038\/nphoton.2013.11\" data-track-item_id=\"10.1038\/nphoton.2013.11\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1038%2Fnphoton.2013.11\" aria-label=\"Article reference 24\" data-doi=\"10.1038\/nphoton.2013.11\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2013NaPho...7..215H\" aria-label=\"ADS reference 24\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 24\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Achieving%20few-femtosecond%20time-sorting%20at%20hard%20X-ray%20free-electron%20lasers&amp;journal=Nat.%20Photon.&amp;doi=10.1038%2Fnphoton.2013.11&amp;volume=7&amp;pages=215-218&amp;publication_year=2013&amp;author=Harmand%2CM\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR25\">Diez, M. et al. A sensitive high repetition rate arrival time monitor for X-ray free electron lasers. Nat. Commun. 14, 1\u20139 (2023).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1038\/s41467-023-38143-y\" data-track-item_id=\"10.1038\/s41467-023-38143-y\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1038%2Fs41467-023-38143-y\" aria-label=\"Article reference 25\" data-doi=\"10.1038\/s41467-023-38143-y\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 25\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=A%20sensitive%20high%20repetition%20rate%20arrival%20time%20monitor%20for%20X-ray%20free%20electron%20lasers&amp;journal=Nat.%20Commun.&amp;doi=10.1038%2Fs41467-023-38143-y&amp;volume=14&amp;pages=1-9&amp;publication_year=2023&amp;author=Diez%2CM\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR26\">Tao, L., Coffee, R. N., Jeong, D. &amp; Levin, C. S. Ionizing photon interactions modulate the optical properties of crystals with femtosecond scale temporal resolution. Phys. Med. Biol. 66, 045032 (2021).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1088\/1361-6560\/abd951\" data-track-item_id=\"10.1088\/1361-6560\/abd951\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1088%2F1361-6560%2Fabd951\" aria-label=\"Article reference 26\" data-doi=\"10.1088\/1361-6560\/abd951\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 26\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Ionizing%20photon%20interactions%20modulate%20the%20optical%20properties%20of%20crystals%20with%20femtosecond%20scale%20temporal%20resolution&amp;journal=Phys.%20Med.%20Biol.&amp;doi=10.1088%2F1361-6560%2Fabd951&amp;volume=66&amp;publication_year=2021&amp;author=Tao%2CL&amp;author=Coffee%2CRN&amp;author=Jeong%2CD&amp;author=Levin%2CCS\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR27\">Cesar, D. B., Musumeci, P. &amp; Alesini, D. Ultrafast gating of a mid-infrared laser pulse by a sub-pC relativistic electron beam. J. Appl. Phys. 118, 234506 (2015).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1063\/1.4937401\" data-track-item_id=\"10.1063\/1.4937401\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1063%2F1.4937401\" aria-label=\"Article reference 27\" data-doi=\"10.1063\/1.4937401\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2015JAP...118w4506C\" aria-label=\"ADS reference 27\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 27\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Ultrafast%20gating%20of%20a%20mid-infrared%20laser%20pulse%20by%20a%20sub-pC%20relativistic%20electron%20beam&amp;journal=J.%20Appl.%20Phys.&amp;doi=10.1063%2F1.4937401&amp;volume=118&amp;publication_year=2015&amp;author=Cesar%2CDB&amp;author=Musumeci%2CP&amp;author=Alesini%2CD\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR28\">Jeong, D. et al. Study of modulation in complex refractive indices induced by ultrafast relativistic electrons using infrared and THz probe pulses. Phys. Med. Biol. 69, 235010 (2024).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1088\/1361-6560\/ad8832\" data-track-item_id=\"10.1088\/1361-6560\/ad8832\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1088%2F1361-6560%2Fad8832\" aria-label=\"Article reference 28\" data-doi=\"10.1088\/1361-6560\/ad8832\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 28\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Study%20of%20modulation%20in%20complex%20refractive%20indices%20induced%20by%20ultrafast%20relativistic%20electrons%20using%20infrared%20and%20THz%20probe%20pulses&amp;journal=Phys.%20Med.%20Biol.&amp;doi=10.1088%2F1361-6560%2Fad8832&amp;volume=69&amp;publication_year=2024&amp;author=Jeong%2CD\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR29\">Bethe, H. Bremsformel f\u00fcr Elektronen relativistischer Geschwindigkeit. Z. Phys. 76, 293\u2013299 (1932).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"noopener nofollow\" data-track-label=\"10.1007\/BF01342532\" data-track-item_id=\"10.1007\/BF01342532\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/link.springer.com\/doi\/10.1007\/BF01342532\" aria-label=\"Article reference 29\" data-doi=\"10.1007\/BF01342532\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=1932ZPhy...76..293B\" aria-label=\"ADS reference 29\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 29\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Bremsformel%20f%C3%BCr%20Elektronen%20relativistischer%20Geschwindigkeit&amp;journal=Z.%20Phys.&amp;doi=10.1007%2FBF01342532&amp;volume=76&amp;pages=293-299&amp;publication_year=1932&amp;author=Bethe%2CH\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR30\">Burstein, E. Anomalous optical absorption limit in InSb. Phys. Rev. 93, 632\u2013633 (1954).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1103\/PhysRev.93.632\" data-track-item_id=\"10.1103\/PhysRev.93.632\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1103%2FPhysRev.93.632\" aria-label=\"Article reference 30\" data-doi=\"10.1103\/PhysRev.93.632\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=1954PhRv...93..632B\" aria-label=\"ADS reference 30\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 30\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Anomalous%20optical%20absorption%20limit%20in%20InSb&amp;journal=Phys.%20Rev.&amp;doi=10.1103%2FPhysRev.93.632&amp;volume=93&amp;pages=632-633&amp;publication_year=1954&amp;author=Burstein%2CE\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR31\">Moss, T. S. The interpretation of the properties of indium antimonide. Proc. Phys. Soc. B 67, 775\u2013782 (1954).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1088\/0370-1301\/67\/10\/306\" data-track-item_id=\"10.1088\/0370-1301\/67\/10\/306\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1088%2F0370-1301%2F67%2F10%2F306\" aria-label=\"Article reference 31\" data-doi=\"10.1088\/0370-1301\/67\/10\/306\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=1954PPSB...67..775M\" aria-label=\"ADS reference 31\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 31\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=The%20interpretation%20of%20the%20properties%20of%20indium%20antimonide&amp;journal=Proc.%20Phys.%20Soc.%20B&amp;doi=10.1088%2F0370-1301%2F67%2F10%2F306&amp;volume=67&amp;pages=775-782&amp;publication_year=1954&amp;author=Moss%2CTS\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR32\">Durbin, S. M., Clevenger, T., Graber, T. &amp; Henning, R. X-ray pump optical probe cross-correlation study of GaAs. Nat. Photon. 6, 111\u2013114 (2012).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1038\/nphoton.2011.327\" data-track-item_id=\"10.1038\/nphoton.2011.327\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1038%2Fnphoton.2011.327\" aria-label=\"Article reference 32\" data-doi=\"10.1038\/nphoton.2011.327\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2012NaPho...6..111D\" aria-label=\"ADS reference 32\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 32\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=X-ray%20pump%20optical%20probe%20cross-correlation%20study%20of%20GaAs&amp;journal=Nat.%20Photon.&amp;doi=10.1038%2Fnphoton.2011.327&amp;volume=6&amp;pages=111-114&amp;publication_year=2012&amp;author=Durbin%2CSM&amp;author=Clevenger%2CT&amp;author=Graber%2CT&amp;author=Henning%2CR\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR33\">Oudar, J. L., Hulin, D., Migus, A., Antonetti, A. &amp; Alexandre, F. Subpicosecond spectral hole burning due to nonthermalized photoexcited carriers in GaAs. Phys. Rev. Lett. 55, 2074\u20132077 (1985).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1103\/PhysRevLett.55.2074\" data-track-item_id=\"10.1103\/PhysRevLett.55.2074\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1103%2FPhysRevLett.55.2074\" aria-label=\"Article reference 33\" data-doi=\"10.1103\/PhysRevLett.55.2074\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=1985PhRvL..55.2074O\" aria-label=\"ADS reference 33\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 33\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Subpicosecond%20spectral%20hole%20burning%20due%20to%20nonthermalized%20photoexcited%20carriers%20in%20GaAs&amp;journal=Phys.%20Rev.%20Lett.&amp;doi=10.1103%2FPhysRevLett.55.2074&amp;volume=55&amp;pages=2074-2077&amp;publication_year=1985&amp;author=Oudar%2CJL&amp;author=Hulin%2CD&amp;author=Migus%2CA&amp;author=Antonetti%2CA&amp;author=Alexandre%2CF\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR34\">Manser, J. S. &amp; Kamat, P. V. Band filling with free charge carriers in organometal halide perovskites. Nat. Photon. 8, 737\u2013743 (2014).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1038\/nphoton.2014.171\" data-track-item_id=\"10.1038\/nphoton.2014.171\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1038%2Fnphoton.2014.171\" aria-label=\"Article reference 34\" data-doi=\"10.1038\/nphoton.2014.171\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2014NaPho...8..737M\" aria-label=\"ADS reference 34\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 34\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Band%20filling%20with%20free%20charge%20carriers%20in%20organometal%20halide%20perovskites&amp;journal=Nat.%20Photon.&amp;doi=10.1038%2Fnphoton.2014.171&amp;volume=8&amp;pages=737-743&amp;publication_year=2014&amp;author=Manser%2CJS&amp;author=Kamat%2CPV\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR35\">Price, M. et al. Hot-carrier cooling and photoinduced refractive index changes in organic\u2013inorganic lead halide perovskites. Nat. Commun. 6, 8420 (2015).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1038\/ncomms9420\" data-track-item_id=\"10.1038\/ncomms9420\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1038%2Fncomms9420\" aria-label=\"Article reference 35\" data-doi=\"10.1038\/ncomms9420\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2015NatCo...6.8420P\" aria-label=\"ADS reference 35\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 35\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Hot-carrier%20cooling%20and%20photoinduced%20refractive%20index%20changes%20in%20organic%E2%80%93inorganic%20lead%20halide%20perovskites&amp;journal=Nat.%20Commun.&amp;doi=10.1038%2Fncomms9420&amp;volume=6&amp;publication_year=2015&amp;author=Price%2CM\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR36\">Ziaja, B. et al. Time-resolved observation of band-gap shrinking and electron-lattice thermalization within X-ray excited gallium arsenide. Sci. Rep. 5, 18068 (2016).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1038\/srep18068\" data-track-item_id=\"10.1038\/srep18068\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1038%2Fsrep18068\" aria-label=\"Article reference 36\" data-doi=\"10.1038\/srep18068\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2015NatSR...518068Z\" aria-label=\"ADS reference 36\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 36\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Time-resolved%20observation%20of%20band-gap%20shrinking%20and%20electron-lattice%20thermalization%20within%20X-ray%20excited%20gallium%20arsenide&amp;journal=Sci.%20Rep.&amp;doi=10.1038%2Fsrep18068&amp;volume=5&amp;publication_year=2016&amp;author=Ziaja%2CB\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR37\">Bar\u00f3, J., Sempau, J., Fern\u00e1ndez-Varea, J. M. &amp; Salvat, F. PENELOPE: an algorithm for Monte Carlo simulation of the penetration and energy loss of electrons and positrons in matter. Nucl. Instrum. Methods Phys. Res. B 100, 31\u201346 (1995).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1016\/0168-583X(95)00349-5\" data-track-item_id=\"10.1016\/0168-583X(95)00349-5\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1016%2F0168-583X%2895%2900349-5\" aria-label=\"Article reference 37\" data-doi=\"10.1016\/0168-583X(95)00349-5\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=1995NIMPB.100...31B\" aria-label=\"ADS reference 37\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 37\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=PENELOPE%3A%20an%20algorithm%20for%20Monte%20Carlo%20simulation%20of%20the%20penetration%20and%20energy%20loss%20of%20electrons%20and%20positrons%20in%20matter&amp;journal=Nucl.%20Instrum.%20Methods%20Phys.%20Res.%20B&amp;doi=10.1016%2F0168-583X%2895%2900349-5&amp;volume=100&amp;pages=31-46&amp;publication_year=1995&amp;author=Bar%C3%B3%2CJ&amp;author=Sempau%2CJ&amp;author=Fern%C3%A1ndez-Varea%2CJM&amp;author=Salvat%2CF\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR38\">Mott, N. F. Electrons in disordered structures. Adv. Phys. 16, 49\u2013144 (1967).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1080\/00018736700101265\" data-track-item_id=\"10.1080\/00018736700101265\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1080%2F00018736700101265\" aria-label=\"Article reference 38\" data-doi=\"10.1080\/00018736700101265\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=1967AdPhy..16...49M\" aria-label=\"ADS reference 38\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 38\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Electrons%20in%20disordered%20structures&amp;journal=Adv.%20Phys.&amp;doi=10.1080%2F00018736700101265&amp;volume=16&amp;pages=49-144&amp;publication_year=1967&amp;author=Mott%2CNF\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR39\">Bennett, B. R., Soref, R. A. &amp; Del Alamo, J. A. Carrier-induced change in refractive index of InP, GaAs, and InGaAsP. IEEE J. Quantum Electron. 26, 113\u2013122 (1990).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1109\/3.44924\" data-track-item_id=\"10.1109\/3.44924\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1109%2F3.44924\" aria-label=\"Article reference 39\" data-doi=\"10.1109\/3.44924\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=1990IJQE...26..113B\" aria-label=\"ADS reference 39\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 39\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Carrier-induced%20change%20in%20refractive%20index%20of%20InP%2C%20GaAs%2C%20and%20InGaAsP&amp;journal=IEEE%20J.%20Quantum%20Electron.&amp;doi=10.1109%2F3.44924&amp;volume=26&amp;pages=113-122&amp;publication_year=1990&amp;author=Bennett%2CBR&amp;author=Soref%2CRA&amp;author=Alamo%2CJA\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR40\">Alig, R. C. &amp; Bloom, S. Electron-hole-pair creation energies in semiconductors. Phys. Rev. Lett. 35, 677\u2013680 (1977).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 40\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Electron-hole-pair%20creation%20energies%20in%20semiconductors&amp;journal=Phys.%20Rev.%20Lett.&amp;volume=35&amp;pages=677-680&amp;publication_year=1977&amp;author=Alig%2CRC&amp;author=Bloom%2CS\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR41\">Wolff, P. A. Theory of the band structure of very degenerate semiconductors. Phys. Rev. 126, 405\u2013412 (1962).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1103\/PhysRev.126.405\" data-track-item_id=\"10.1103\/PhysRev.126.405\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1103%2FPhysRev.126.405\" aria-label=\"Article reference 41\" data-doi=\"10.1103\/PhysRev.126.405\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=1962PhRv..126..405W\" aria-label=\"ADS reference 41\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 41\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Theory%20of%20the%20band%20structure%20of%20very%20degenerate%20semiconductors&amp;journal=Phys.%20Rev.&amp;doi=10.1103%2FPhysRev.126.405&amp;volume=126&amp;pages=405-412&amp;publication_year=1962&amp;author=Wolff%2CPA\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR42\">Cardona, M. &amp; Greenaway, D. L. Fundamental reflectivity and band structure of ZnTe, CdTe, and HgTe. Phys. Rev. 131, 98\u2013103 (1963).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1103\/PhysRev.131.98\" data-track-item_id=\"10.1103\/PhysRev.131.98\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1103%2FPhysRev.131.98\" aria-label=\"Article reference 42\" data-doi=\"10.1103\/PhysRev.131.98\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=1963PhRv..131...98C\" aria-label=\"ADS reference 42\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 42\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Fundamental%20reflectivity%20and%20band%20structure%20of%20ZnTe%2C%20CdTe%2C%20and%20HgTe&amp;journal=Phys.%20Rev.&amp;doi=10.1103%2FPhysRev.131.98&amp;volume=131&amp;pages=98-103&amp;publication_year=1963&amp;author=Cardona%2CM&amp;author=Greenaway%2CDL\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR43\">\u0160cajev, P. et al. Excitation-dependent carrier lifetime and diffusion length in bulk CdTe determined by time-resolved optical pump-probe techniques. J. Appl. Phys. 123, 025704 (2018).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1063\/1.5010780\" data-track-item_id=\"10.1063\/1.5010780\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1063%2F1.5010780\" aria-label=\"Article reference 43\" data-doi=\"10.1063\/1.5010780\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2018JAP...123b5704S\" aria-label=\"ADS reference 43\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 43\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Excitation-dependent%20carrier%20lifetime%20and%20diffusion%20length%20in%20bulk%20CdTe%20determined%20by%20time-resolved%20optical%20pump-probe%20techniques&amp;journal=J.%20Appl.%20Phys.&amp;doi=10.1063%2F1.5010780&amp;volume=123&amp;publication_year=2018&amp;author=%C5%A0cajev%2CP\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR44\">Nie, Z. et al. Cross-polarized common-path temporal interferometry for high-sensitivity strong-field ionization measurements. Opt. Express 30, 25696\u201325706 (2022).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1364\/OE.463424\" data-track-item_id=\"10.1364\/OE.463424\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1364%2FOE.463424\" aria-label=\"Article reference 44\" data-doi=\"10.1364\/OE.463424\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"link\" data-track-item_id=\"link\" data-track-value=\"ads reference\" data-track-action=\"ads reference\" href=\"http:\/\/adsabs.harvard.edu\/cgi-bin\/nph-data_query?link_type=ABSTRACT&amp;bibcode=2022OExpr..3025696N\" aria-label=\"ADS reference 44\" target=\"_blank\">ADS<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 44\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Cross-polarized%20common-path%20temporal%20interferometry%20for%20high-sensitivity%20strong-field%20ionization%20measurements&amp;journal=Opt.%20Express&amp;doi=10.1364%2FOE.463424&amp;volume=30&amp;publication_year=2022&amp;author=Nie%2CZ\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR45\">Polyanskiy, M. N. Refractiveindex.info database of optical constants. Sci. Data 11, 94 (2024).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1038\/s41597-023-02898-2\" data-track-item_id=\"10.1038\/s41597-023-02898-2\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1038%2Fs41597-023-02898-2\" aria-label=\"Article reference 45\" data-doi=\"10.1038\/s41597-023-02898-2\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 45\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Refractiveindex.info%20database%20of%20optical%20constants&amp;journal=Sci.%20Data&amp;doi=10.1038%2Fs41597-023-02898-2&amp;volume=11&amp;publication_year=2024&amp;author=Polyanskiy%2CMN\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR46\">Tellinghuisen, J. Statistical error propagation. J. Phys. Chem. A 105, 3917\u20133921 (2001).<\/p>\n<p class=\"c-article-references__links u-hide-print\"><a data-track=\"click_references\" rel=\"nofollow noopener\" data-track-label=\"10.1021\/jp003484u\" data-track-item_id=\"10.1021\/jp003484u\" data-track-value=\"article reference\" data-track-action=\"article reference\" href=\"https:\/\/doi.org\/10.1021%2Fjp003484u\" aria-label=\"Article reference 46\" data-doi=\"10.1021\/jp003484u\" target=\"_blank\">Article<\/a>\u00a0<br \/>\n    <a data-track=\"click_references\" data-track-action=\"google scholar reference\" data-track-value=\"google scholar reference\" data-track-label=\"link\" data-track-item_id=\"link\" rel=\"nofollow noopener\" aria-label=\"Google Scholar reference 46\" href=\"http:\/\/scholar.google.com\/scholar_lookup?&amp;title=Statistical%20error%20propagation&amp;journal=J.%20Phys.%20Chem.%20A&amp;doi=10.1021%2Fjp003484u&amp;volume=105&amp;pages=3917-3921&amp;publication_year=2001&amp;author=Tellinghuisen%2CJ\" target=\"_blank\"><br \/>\n                    Google Scholar<\/a>\u00a0\n                <\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR47\">Pinard, P., Demers, H., Salvat, F. &amp; Gauvin, R. pyPENELOPE <a href=\"http:\/\/pypenelope.sourceforge.net\" data-track=\"click_references\" data-track-action=\"external reference\" data-track-value=\"external reference\" data-track-label=\"http:\/\/pypenelope.sourceforge.net\" rel=\"nofollow noopener\" target=\"_blank\">http:\/\/pypenelope.sourceforge.net<\/a> (2016).<\/p>\n<p class=\"c-article-references__text\" id=\"ref-CR48\">Jeong, D. et al. Dataset for strong ultrafast nonlinear optical response from MeV electrons in semiconductors. figshare <a href=\"https:\/\/doi.org\/10.6084\/m9.figshare.28199918\" data-track=\"click_references\" data-track-action=\"external reference\" data-track-value=\"external reference\" data-track-label=\"10.6084\/m9.figshare.28199918\" rel=\"nofollow noopener\" target=\"_blank\">https:\/\/doi.org\/10.6084\/m9.figshare.28199918<\/a> (2026).<\/p>\n","protected":false},"excerpt":{"rendered":"Uiberacker, M. et al. Attosecond real-time observation of electron tunnelling in atoms. Nature 446, 627\u2013632 (2007). Article\u00a0 ADS\u00a0&hellip;\n","protected":false},"author":2,"featured_media":389535,"comment_status":"","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[24],"tags":[26705,2294,111,139,24623,69,393,3303,147,7944],"class_list":{"0":"post-389534","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-physics","8":"tag-applied-and-technical-physics","9":"tag-general","10":"tag-new-zealand","11":"tag-newzealand","12":"tag-nonlinear-optics","13":"tag-nz","14":"tag-physics","15":"tag-quantum-physics","16":"tag-science","17":"tag-ultrafast-photonics"},"_links":{"self":[{"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/posts\/389534","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/comments?post=389534"}],"version-history":[{"count":0,"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/posts\/389534\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/media\/389535"}],"wp:attachment":[{"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/media?parent=389534"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/categories?post=389534"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.newsbeep.com\/nz\/wp-json\/wp\/v2\/tags?post=389534"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}