9 papers
Unconventional topological Hall response and anisotropic magnetotransport properties of a helical magnet EuAuAs
Anyesh Saraswati, Koyendrila Debnath, Shubhankar Roy +3
Topological magnets with nontrivial spin texture have attracted considerable interest because they display a rich spectrum of emergent quantum phenomena. Here, we present a combine…
Complex electronic topography and magnetotransport in an in-plane ferromagnetic kagome metal
Anup Pradhan Sakhya, Richa Pokharel Madhogaria, Barun Ghosh +11
The intricate interplay between flat bands, Dirac cones, and magnetism in kagome materials has recently attracted significant attention from materials scientists, particularly in c…
Engineering Nonlinear Optical Responses via Inversion Symmetry Breaking in Bilayer Bi2Se3
Vineet Kumar Sharma, Alana Okullo, Barun Ghosh +2
Paucity of naturally occurring noncentrosymmetric materials is stimulating growing interest in engineered two-dimensional systems for nonlinear optical applications. Here, we show…
Layer-dependent antiferromagnetic Chern and axion insulating states in UOTe
Sougata Mardanya, Barun Ghosh, Mengke Liu +8
Magnetic topological insulators have received significant interest due to their dissipationless edge states, which promise advances in energy-efficient electronic transport. Howeve…
Observation of multiple flat bands and van Hove singularities in the distorted kagome metal NdTi3Bi4
Mazharul Islam Mondal, Anup Pradhan Sakhya, Milo Sprague +7
Kagome materials have attracted enormous research interest recently owing to their diverse topological phases and manifestation of electronic correlation. Here, we present the elec…
Giant Shift Current in Electrically-Tunable Superlattice Bilayer Graphene
Nabil Atlam, Swati Chaudhary, Arpit Raj +4
Recent introduction of superlattice potentials has opened new avenues for engineering tunable electronic band structures featuring topologically nontrivial moiré-like bands. Here…