740 citations · 2.1k across the 34 of their papers we have counts for
35 papers
Quantized Photocurrents in Gapless Topological Matter
Byunghoon Kim, Tenzin Norden, Mohammad Yahyavi +17
The quantum Hall effect establishes that topology can fix a material response to integer multiples of fundamental constants when an energy gap isolates the relevant symmetry-protec…
Charge density wave in a band insulator
Md Shafayat Hossain, Wenhao Liu, Yuqi Zhang +20
Charge density wave (CDW) implies a periodic modulation of the charge density. Typically observed in metallic systems, CDWs arise from Fermi surface instabilities, resulting in the…
Observation of a structurally driven, reversible topological phase transition in a distorted square net material
Xian P. Yang, Chia-Hsiu Hsu, Gokul Acharya +14
Topological materials hold immense promise for exhibiting exotic quantum phenomena, yet achieving controllable topological phase transitions remains challenging. Here, we demonstra…
Group theory method for extracting order parameters from scanning tunneling microscopy data
Julian Ingham, Yu-Xiao Jiang, M. Zahid Hasan +1
Scanning tunneling microscopy (STM) is a powerful local probe of correlated electronic states. Here we present a group theoretical framework for the analysis of STM data, filtering…
Observation of a spin-textured nematic Kondo lattice
Yu-Xiao Jiang, Zi-Jia Cheng, Qiaozhi Xu +10
The Kondo lattice mode, as one of the most fundamental models in condensed matter physics, has been employed to describe a wide range of quantum materials such as heavy fermions, t…
Superconductivity and a van Hove singularity confined to the surface of a topological semimetal
Md Shafayat Hossain, Rajibul Islam, Zi-Jia Cheng +16
The interplay between electronic topology and superconductivity is the subject of great current interest in condensed matter physics. For example, superconductivity induced on the…
Broken symmetries associated with a Kagome chiral charge order
Zi-Jia Cheng, Md Shafayat Hossain, Qi Zhang +17
Chirality or handedness manifests in all fields of science, ranging from cell biology, molecular interaction, and catalysis to different branches of physics. In condensed matter ph…
Field induced density wave in a kagome superconductor
Md Shafayat Hossain, Qi Zhang, Julian Ingham +19
On the kagome lattice, electrons benefit from the simultaneous presence of band topology, flat electronic bands, and van Hove singularities, forming competing or cooperating orders…
Tunable superconductivity coexisting with the anomalous Hall effect in 1T'-WS2
Md Shafayat Hossain, Qi Zhang, David Graf +25
Transition metal dichalcogenides are a family of quasi-two-dimensional materials that display a high technological potential due to their wide range of electronic ground states, e.…
Unconventional gapping behavior in a kagome superconductor
Md Shafayat Hossain, Qi Zhang, Eun Sang Choi +19
Determining the types of superconducting order in quantum materials is a challenge, especially when multiple degrees of freedom, such as bands or orbitals, contribute to the fermio…
Pomeranchuk instability of a topological crystal
Md Shafayat Hossain, Zahir Muhammad, Rajibul Islam +13
Nematic quantum fluids appear in strongly interacting systems and break the rotational symmetry of the crystallographic lattice. In metals, this is connected to a well-known instab…
A topological Hund nodal line antiferromagnet
Xian P. Yang, Yueh-Ting Yao, Pengyu Zheng +21
The interplay of topology, magnetism, and correlations gives rise to intriguing phases of matter. In this study, through state-of-the-art angle-resolved photoemission spectroscopy,…
Van-Hove annihilation and nematic instability on a Kagome lattice
Yu-Xiao Jiang, Sen Shao, Wei Xia +20
Novel states of matter arise in quantum materials due to strong interactions among electrons. A nematic phase breaks the point group symmetry of the crystal lattice and is known to…
Untangle charge-order dependent bulk states from surface effects in a topological kagome metal ScVSn
Zi-Jia Cheng, Sen Shao, Byunghoon Kim +14
Kagome metals with charge density wave (CDW) order exhibit a broad spectrum of intriguing quantum phenomena. The recent discovery of the novel kagome CDW compound ScVSn has…
Discovery of a Topological Charge Density Wave
Maksim Litskevich, Md Shafayat Hossain, Songbo Zhang +21
Charge density waves (CDWs) appear in numerous condensed matter platforms, ranging from high-Tc superconductors to quantum Hall systems. Despite such ubiquity, there has been a lac…
Discovery of a hybrid topological quantum state in an elemental solid
Md Shafayat Hossain, Frank Schindler, Rajibul Islam +17
Topology and interactions are foundational concepts in the modern understanding of quantum matter. Their nexus yields three significant research directions: competition between dis…
Discovery of a topological exciton insulator with tunable momentum order
Md Shafayat Hossain, Tyler A. Cochran, Yu-Xiao Jiang +27
Correlated topological materials often maintain a delicate balance among physical symmetries: many topological orders are symmetry protected, while most correlated phenomena arise…
Transport response of topological hinge modes in -BiBr
Md Shafayat Hossain, Qi Zhang, Zhiwei Wang +19
Electronic topological phases are renowned for their unique properties, where conducting surface states exist on the boundary of an insulating three-dimensional bulk. While the tra…
Phonon promoted charge density wave in topological kagome metal ScVSn
Yong Hu, Junzhang Ma, Yinxiang Li +21
Charge density wave (CDW) orders in vanadium-based kagome metals have recently received tremendous attention due to their unique properties and intricate interplay with exotic corr…
Anomalously high supercurrent density in a two-dimensional topological material
Qi Zhang, Md Shafayat Hossain, Brian Casas +24
Ongoing advances in superconductors continue to revolutionize technology thanks to the increasingly versatile and robust availability of lossless supercurrent. In particular high s…
Imaging real-space flat band localization in kagome magnet FeSn
Daniel Multer, Jia-Xin Yin, Md. Shafayat Hossain +12
Kagome lattices host flat bands due to their frustrated lattice geometry, which leads to destructive quantum interference of electron wave functions. Here, we report imaging of the…
Evidence for electronic signature of magnetic transition in topological magnet HoSbTe
Nana Shumiya, Jia-Xin Yin, Guoqing Chang +11
Topological insulators with intrinsic magnetic order are emerging as an exciting platform to realize fundamentally new excitations from topological quantum states of matter. To stu…
Intertwining of magnetism and charge ordering in kagome FeGe
Sen Shao, Jia-Xin Yin, Ilya Belopolski +11
Recent experiments report a charge density wave (CDW) in the antiferromagnet FeGe, but the nature of the charge ordering and the associated structural distortion remains elusive. W…
Discovery of charge density wave in a correlated kagome lattice antiferromagnet
Xiaokun Teng, Lebing Chen, Feng Ye +18
A hallmark of strongly correlated quantum materials is the rich phase diagram resulting from competing and intertwined phases with nearly degenerate ground state energies. A well-k…