Controllable transient coherent state reproduction in lasers
Schawlow, A. L. & Townes, C. H. Infrared and optical masers. Phys. Rev. 112, 1940–1949 (1958). Article ADS …
Scientists Take a Major Step Toward Smaller, Cheaper Free-Electron Lasers
In the undulator, the electron beam from a compact laser-plasma accelerator interacts with a laser pulse. This interaction…
Endlessly self-injection-locked photonic integrated lasers
Principle of endless SIL The concept of endless SIL is shown in Fig. 1, where the feedback-phase dispersion…
Space Lasers Are About to Get Their First Real Test Generating Energy
Google, SpaceX, and a host of startups are all planning to build data centers in space. But for…
High-resolution intrinsically stretchable quantum-dot displays through thermally assisted intaglio transfer printing
Shi, X. et al. Large-area display textiles integrated with functional systems. Nature 591, 240–245 (2021). Article CAS PubMed …
Single-mode lasers before the merger
A central problem in semiconductor lasers is deceptively simple: how can one increase optical performance without allowing unwanted…
Scientists catch a laser beam pushing an atom sideways for first time
A spinning table-tennis ball can suddenly bend away from its expected path. This is called the Magnus effect. …
Quantum Experiment Breaks a Long-Standing X-Ray Energy Limit
Helium atoms can produce coherent X-rays at energies beyond the cutoff predicted by standard high-harmonic theory. Credit: Shutterstock…
Ultrafast triggering of strong coupling in a semiconductor terahertz Fabry-Pérot cavity
THz characterization of a photo-excited thin Si wafer When a semiconductor is excited above band-gap, its optical properties…
The First Temporal Photonic Crystal Advances Light into a New Dimension
When a team of physicists in Paris fabricated the world’s first temporal photonic crystal, they added a new…
Topological Jackiw-Rebbi states in photonic Van der Waals heterostructures
Theoretical model for guided modes of photonic gratings Assuming continuous translational symmetry in the lateral y direction, the…
Spin-photon qubits for scalable quantum network
Lodahl, P. Scaling up solid-state quantum photonics. Science 362, 646–646, https://doi.org/10.1126/science.aav3076 (2018). Article ADS Google Scholar Chanelière, T.…