Spontaneous valley polarization of electrons- A breakthrough in valleytronics?Electrons in solids can have two spins, up-spin and down-spin, giving rise to a spin degree of freedom. Leveraging the availability of two…Sep 9, 2021Sep 9, 2021
Spontaneous ferromagnetism in a semiconductorThe magnetic properties of a dilute 2D electron system have long been a topic of theoretical speculation and controversy because physics…Dec 3, 2020Dec 3, 2020
The number of flux quanta per electron determines the symmetry and mass of the emergent particles!Two-dimensional electron systems exposed to high magnetic fields generate emergent quasiparticles, the so-called composite fermions, whose…Oct 28, 2020Oct 28, 2020
Bloch Ferromagnetism finally observed in a fermionic quasiparticleThe magnetic properties of the ground state of a low-density, two-dimensional (2D) electron system have been a topic of intense…Aug 17, 2020Aug 17, 2020
Composite fermions obey the Luttinger theorem and particle-hole symmetry precisely but show…When electrons confined to two dimensions get exposed to a perpendicular magnetic field, their kinetic energy is quenched. Consequently, a…Aug 12, 2020Aug 12, 2020
Evidence for an exotic topological phase of matter in a system with 5-fold anisotropy!The enigmatic even-denominator fractional quantum Hall state in the first-excited Landau level of two-dimensional electron systems are…Jun 13, 2019Jun 13, 2019
Exposing the interplay between charge and spin orderThere are many different orders present in nature and the interplay between different orders is of fundamental importance in physics. One…Jun 12, 2019Jun 12, 2019
Unraveling the origin of a mysterious topological phase of natureThe idea of topological quantum computation has been in the literature for a few decades now. It promises to solve all the issues that the…May 28, 2019May 28, 2019
