454 citations · 1.6k across the 28 of their papers we have counts for
28 papers
Electronic structure in a transition metal dipnictide TaAs2
Sabin Regmi, Cheng-Yi Huang, Mojammel A. Khan +11
The family of transition metal dipnictides (TMDs) has been of theoretical and experimental interest because this family hosts topological states and extremely large magnetoresistan…
Exposing nontrivial flat bands and superconducting pairing in infinite-layer nickelates
Ruiqi Zhang, Cheng-Yi Huang, Mehdi Kargarian +5
Flat bands coupled with magnetism and topological orders near or at the Fermi level are well known to drive exotic correlation physics and unconventional superconductivity. Here, b…
Bismuth antiphase domain wall: A three-dimensional manifestation of the Su-Schrieffer-Heeger model
Jinwoong Kim, Cheng-Yi Huang, Hsin Lin +2
The Su, Schrieffer and Heeger (SSH) model, describing the soliton excitations in polyacetylene due to the formation of antiphase domain walls (DW) from the alternating bond pattern…
Surprisingly large anomalous Hall effect and giant negative magnetoresistance in half-topological semimetals
Yanglin Zhu, Cheng-Yi Huang, Yu Wang +9
Large intrinsic anomalous Hall effect (AHE) due to the Berry curvature in magnetic topological semimetals is attracting enormous interest due to its fundamental importance and tech…
Stripe Helical Magnetism and Two Regimes of Anomalous Hall Effect in NdAlGe
Hung-Yu Yang, Jonathan Gaudet, Rahul Verma +11
We report the magnetic and electronic transport properties of the inversion and time-reversal symmetry breaking Weyl semimetal NdAlGe. This material is analogous to NdAlSi, whose h…
Tuning the Many-body Interactions in a Helical Luttinger Liquid
Junxiang Jia, Elizabeth Marcellina, Anirban Das +11
In one-dimensional (1D) systems, electronic interactions lead to a breakdown of Fermi liquid theory and the formation of a Tomonaga-Luttinger Liquid (TLL). The strength of its many…
Unconventional Resistivity Scaling in Topological Semimetal CoSi
Shang-Wei Lien, Ion Garate, Utkarsh Bajpai +9
Nontrivial band topologies in semimetals lead to robust surface states that can contribute dominantly to the total conduction. This may result in reduced resistivity with decreasin…
p x n-Type Transverse Thermoelectrics in a Type-II Weyl Semimetal TaIrTe4
Josh Mutch, Wei-Chih Chen, Cheng-Yi Huang +3
p x n-type materials refer to materials with a p-type Seebeck coefficient in one direction and a n-type coefficient in the orthogonal direction. This type of materials allows for a…
Magnetically tunable Dirac and Weyl fermions in the Zintl materials family
Anan Bari Sarkar, Sougata Mardanya, Shin-Ming Huang +7
Recent classification efforts encompassing crystalline symmetries have revealed rich possibilities for solid-state systems to support a tapestry of exotic topological states. Howev…
Complex electronic structure evolution of NdSb across the magnetic transition
Anup Pradhan Sakhya, Baokai Wang, Firoza Kabir +12
The rare-earth monopnictide (REM) family, which hosts magnetic ground states with extreme magnetoresistance, has established itself as a fruitful playground for the discovery of in…
Observation of Fermi arcs and Weyl nodes in a non-centrosymmetric magnetic Weyl semimetal
Anup Pradhan Sakhya, Cheng-Yi Huang, Gyanendra Dhakal +15
Weyl semimetal (WSM), a novel state of quantum matter, hosts Weyl fermions as emergent quasiparticles resulting from the breaking of either inversion or time-reversal symmetry. Mag…
Observation of near EF Fermi-arc van Hove singularity with prominent coupling to phonon in a van der Waals coupled Weyl semimetal
Z. Wang, Cheng-Yi Huang, Chia-Hsiu Hsu +7
A van der Waals coupled Weyl semimetal material NbIrTe4 is investigated by combining scanning tunneling microscopy/spectroscopy and first principles calculations. We observe a shar…
A new noncollinear ferromagnetic Weyl semimetal with anisotropic anomalous Hall effect
Hung-Yu Yang, Bahadur Singh, Jonathan Gaudet +18
A developing frontier in condensed matter physics is the emergence of novel electromagnetic responses, such as topological and anomalous Hall effect (AHE), in ferromagnetic Weyl se…
Novel Family of Topological Semimetals with Butterfly-like Nodal Lines
Xiaoting Zhou, Chuang-Han Hsu, Hugo Aramberri +6
In recent years, the exotic properties of topological semimetals (TSMs) have attracted great attention and significant efforts have been made in seeking for new topological phases…
Noncollinear Magnetic Modulation of Weyl Nodes in Ferrimagnetic MnGa
Cheng-Yi Huang, Hugo Aramberri, Hsin Lin +1
The tetragonal ferrimagnetic MnGa exhibits a wide range of intriguing magnetic properties. Here, we report the emergence of topologically nontrivial nodal lines in the absence…
Glide Symmetry Protected Higher-Order Topological Insulators from Semimetals with butterfly-like Nodal Lines
Xiaoting Zhou, Chuang-Han Hsu, Cheng-Yi Huang +5
Most topological insulators discovered today in spinful systems can be transformed from topological semimetals (TSMs) with vanishing bulk gap via introducing the spin-orbit couplin…
Exceptionally large anomalous Hall effect due to anticrossing of spin-split bands in the antiferromagnetic half-Heusler compound TbPtBi
Yanglin Zhu, Bahadur Singh, Yu Wang +9
We have investigated magnetotransport properties and the topological electronic structure of the half-Heusler compound TbPtBi. Our experiments reveal an exceptionally large anomalo…
Transition from Intrinsic to Extrinsic Anomalous Hall Effect in the Ferromagnetic Weyl Semimetal PrAlGeSi
Hung-Yu Yang, Bahadur Singh, Baozhu Lu +10
Recent reports of a large anomalous Hall effect (AHE) in ferromagnetic Weyl semimetals (FM WSM) have led to a resurgence of interest in this enigmatic phenomenon. However, due to a…
Realization of an intrinsic, ferromagnetic topological state in MnBi8Te13
Chaowei Hu, Lei Ding, Kyle N. Gordon +18
The interplay between topology and magnetism is essential for realizing novel topological states including the axion insulator, the magnetic Weyl semimetal, etc. An intrinsically f…
Termination Dependent Topological Surface States in Nodal Loop Semimetal HfP2
Christopher Sims, M. Mofazzel Hosen, Hugo Aramberri +11
Symmetry plays a major role in all disciplines of physics. Within the field of topological materials there is a great interest in understanding how the mechanics of crystalline and…
Discovery of topological chiral crystals with helicoid arc states
Daniel S. Sanchez, Ilya Belopolski, Tyler A. Cochran +19
The quantum behaviour of electrons in materials lays the foundation for modern electronic and information technology. Quantum materials with novel electronic and optical properties…
Emergence of topological phases from the extension of two-dimensional lattice with nonsymmorphic symmetries
Pok-Man Chiu, Cheng-Yi Huang, Wan-Ju Li +1
Young and Kane have given a great insight for 2D Dirac semimetals with nontrivial topology in the presence of nonsymmorphic crystalline symmetry. Based on one of 2D nonsymmorphic s…
Observation of Effective Pseudospin Scattering in ZrSiS
Michael S. Lodge, Guoqing Chang, Cheng-Yi Huang +10
3D Dirac semimetals are an emerging class of materials that possess topological electronic states with a Dirac dispersion in their bulk. In nodal-line Dirac semimetals, the conduct…
Hedgehog spin texture and competing orders associated with strains on the surface of a topological crystalline insulator
Cheng-Yi Huang, Hsin Lin, Yung Jui Wang +2
We have investigated spin reorientation phenomena and interaction driven effects under the presence of applied strains on the (001) surface of PbSn(Te, Se) topological…