742 citations · 1.4k across the 35 of their papers we have counts for
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Temperature Dependent Evolution of the Electronic Structure in EuZn2As2 across the Neel Transition
Milo Sprague, Anup Pradhan Sakhya, Barun Ghosh +8
Magnetoresistive materials have been tremendously important for the development of magnetic memory storage and spintronic devices. Recently, the antiferromagnetic EuX2Pn2 compounds…
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…
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…
Wavefunction-Free Approach for Predicting Nonlinear Responses in Weyl Semimetals
Mohammad Yahyavi, Ilya Belopolski, Yuanjun Jin +15
By sidestepping the intractable calculations of many-body wavefunctions, density functional theory (DFT) has revolutionized the prediction of ground states of materials. However, p…
Diverse electronic topography in a distorted kagome metal LaTi3Bi4
Anup Pradhan Sakhya, Brenden R. Ortiz, Barun Ghosh +9
Recent reports on a family of kagome metals of the form LnTi3Bi4 (Ln = Lanthanide) has stoked interest due to the combination of highly anisotropic magnetism and a rich electronic…
Topological Nature of Orbital Chern Insulators
Yueh-Ting Yao, Chia-Hung Chu, Arun Bansil +2
Ground state topologies in quantum materials have unveiled many unique topological phases with novel Hall responses. Recently, the orbital Hall effect in insulators has suggested t…
Geometry-Driven Moiré Engineering in Twisted Bilayers of High-Pseudospin Fermions
Yi-Chun Hung, Xiaoting Zhou, Arun Bansil
Moiré engineering offers new pathways for manipulating emergent states in twisted layered materials and lattice-mismatched heterostructures. With the key role of the geometry of th…
Effects of Four-Phonon Scattering and Wave-like Phonon Tunneling Effects on Thermoelectric Properties of Mg2GeSe4 using Machine Learning
Hao-Jen You, Yi-Ting Chiang, Arun Bansil +1
We present a machine-learning interatomic potential (MLIP) framework, which substantially accelerates the prediction of lattice thermal conductivity for both particle-like and wave…
Interlayer Charge-density-wave Vector Phase Induced Structural Chirality
Sen Shao, Wei-Chi Chiu, Tao Hou +21
Chiral charge density waves (CDWs) have attracted intense interest due to their exotic quantum properties, yet the microscopic origin of structural chirality emerging from correlat…
Probing quantum geometry through optical conductivity and magnetic circular dichroism
Barun Ghosh, Yugo Onishi, Su-Yang Xu +3
Probing ground-state quantum geometry and topology through optical response is not only of fundamental interest, but it can also offer several practical advantages. Here, using fir…
Feature-energy duality of topological boundary states in multilayer quantum spin Hall insulator
Yueh-Ting Yao, Xiaoting Zhou, Yi-Chun Hung +3
Gapless topological boundary states characterize nontrivial topological phases arising from the bulk-boundary correspondence in symmetry-protected topological materials, such as th…
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…
Topological chiral kagome lattice
Jing-Yang You, Xiaoting Zhou, Tao Hou +8
Chirality, a fundamental structural property of crystals, can induce many unique topological quantum phenomena. In kagome lattice, unconventional transports have been reported unde…
Gated Silicene as a tunable source of nearly 100% spin-polarized electrons
Wei-Feng Tsai, Cheng-Yi Huang, Tay-Rong Chang +3
Silicene is a one-atom-thick 2D crystal of silicon with a hexagonal lattice structure that is related to that of graphene but with atomic bonds that are buckled rather than flat. T…