Tiny gold particles in a helium droplet help solve the century-old Thomson problem
Gold nanoparticles preserved charge patterns on helium droplets, bringing the century-old Thomson problem into the laboratory.Researchers analyzed 25…
Time-resolved imaging of antiferromagnetic skyrmion interactions
In an AFM skyrmion lattice, long-range dipolar stray fields are suppressed, and short-range exchange and DMI, together with…
Perfect particle transmission through duality defects
Callan, C. G. Jr. Disappearing dyons. Phys. Rev. D 25, 2141–2146 (1982). Article ADS Google Scholar Rubakov, V.…
Darkness can travel faster than the speed of light — without breaking Einstein’s relativity
A dark point inside a beam of light should not be much of a traveler. Yet in a…
Six-state clock physics in an atomically thin antiferromagnet
Mermin, N. D. The topological theory of defects in ordered media. Rev. Mod. Phys. 51, 591 (1979). Article …
Electrically writing a magnetic heliknoton in a chiral magnet
Faddeev, L. D. Quantization of solitons. In Proc. 18th International Conference on High-Energy Physics (1975). Faddeev, L. &…
Observation of a hidden charge density wave liquid
Anderson, M. H. et al. Observation of Bose-Einstein condensation in a dilute atomic vapor. Science 269, 198–201 (1995).…
Hybrid micromagnetic and atomistic modeling of magnetization dynamics induced by engineered defects
A magnonic double-slit system In this study, a double-slit described in the following is introduced in the middle…
Fusion and fission of particle-like chiral nematic vortex knots
Materials and sample preparation The chiral LC mixture used was prepared from 4-cyano-4′-pentylbiphenyl (5CB, EM Chemicals), doped with…
Monopole-mediated light control of half skyrmion topology in nematic liquid crystals
Creation of topological monopole-antimonopole pairs in half skyrmions Topological defects, which are a necessary result of broken continuous…
Observation of a non-reciprocal skyrmion Hall effect of hybrid chiral skyrmion tubes in synthetic antiferromagnetic multilayers
Experimental setup and magnetic properties We have prepared two synthetic antiferromagnets with different degrees of magnetic compensation to…
Artificial gauge fields in photonics
Yang, C. N. in Selected Papers of Chen Ning Yang II, 78–92 (World Scientific, 2013). Aidelsburger, M., Nascimbene,…