300 citations · 783 across the 25 of their papers we have counts for
25 papers
Field-induced first order transitions and phase coexistence in the Kitaev quantum spin liquid candidate BaCo2(AsO4)2
Tanner J. Legvold, Bin Gao, Rong-Zhu Lin +9
BaCo2(AsO4)2 (BCAO) is an insulating Kitaev quantum spin liquid candidate with a rich low-temperature phase diagram. Below 5 K, it exhibits double-zigzag magnetic order. Upon appli…
Thermoelectric evidence of the electronic structure changes from the charge-density-wave transition in FeGe
Kaila Jenkins, Yuan Zhu, Dechen Zhang +9
Kagome metals provide a material platform for probing new correlated quantum phenomena due to the naturally incorporated linear dispersions, flat bands, and Van Hove singularities…
Dichotomy of flat bands in the van der Waals ferromagnet FeGeTe
Han Wu, Jianwei Huang, Chaowei Hu +28
Quantum materials with bands of narrow bandwidth near the Fermi level represent a promising platform for exploring a diverse range of fascinating physical phenomena, as the high de…
Vacancy-induced suppression of CDW order and its impact on magnetic order in kagome antiferromagnet FeGe
Mason L. Klemm, Saif Siddique, Yuan-Chun Chang +16
Two-dimensional (2D) kagome lattice metals are interesting because they display flat electronic bands, Dirac points, Van Hove singularities, and can have interplay between charge d…
Spin Excitation Continuum in the Exactly Solvable Triangular-Lattice Spin Liquid CeMgAl11O19
Bin Gao, Tong Chen, Chunxiao Liu +17
In magnetically ordered insulators, elementary quasiparticles manifest as spin waves - collective motions of localized magnetic moments propagating through the lattice - observed v…
Spin Excitations and Flat Electronic Bands in a Cr-based Kagome Superconductor
Zehao Wang, Yucheng Guo, Hsiao Yu Huang +33
In the quest for topology- and correlation-driven quantum states, kagome lattice materials have garnered significant interest for their band structures, featuring flat bands (FBs)…
Spin-charge-lattice coupling across the charge density wave transition in a Kagome lattice antiferromagnet
Xiaokun Teng, David W. Tam, Lebing Chen +9
Understanding spin and lattice excitations in a metallic magnetic ordered system form the basis to unveil the magnetic and lattice exchange couplings and their interactions with it…
Emergent photons and fractionalized excitations in a quantum spin liquid
Bin Gao, Félix Desrochers, David W. Tam +6
A quantum spin liquid (QSL) arises from a highly entangled superposition of many degenerate classical ground states in a frustrated magnet, and is characterized by emergent gauge f…
Optical probe on doping modulation of magnetic Weyl semimetal CoSnS
L. Wang, S. Zhang, B. B. Wang +6
The magnetic Weyl semimetal CoSnS is extensively investigated due to its giant anomalous Hall effect (AHE).Recent studies demonstrate that the AHE can be effectively tu…
Two-Step Electronic Response to Magnetic Ordering in a van der Waals Ferromagnet
Han Wu, Jian-Xin Zhu, Lebing Chen +21
The two-dimensional (2D) material CrGeTe is a member of the class of insulating van der Waals magnets. Here, using high resolution angle-resolved photoemission spectros…
Non-Fermi liquid behavior in a correlated flatband pyrochlore lattice
Jianwei Huang, Lei Chen, Yuefei Huang +14
Electronic correlation effects are manifested in quantum materials when either the onsite Coulomb repulsion is large or the electron kinetic energy is small. The former is the domi…
Symmetry breaking and ascending in the magnetic kagome metal FeGe
Shangfei Wu, Mason Klemm, Jay Shah +12
Spontaneous symmetry breaking-the phenomenon where an infinitesimal perturbation can cause the system to break the underlying symmetry-is a cornerstone concept in the understanding…
Disorder-induced excitation continuum in a spin-1/2 cobaltate on a triangular lattice
Bin Gao, Tong Chen, Chien-Lung Huang +12
A spin-1/2 triangular-lattice antiferromagnet is a prototypical frustrated quantum magnet, which exhibits remarkable quantum many-body effects that arise from the synergy between g…
Competing itinerant and local spin interactions in kagome metal FeGe
Lebing Chen, Xiaokun Teng, Hengxin Tan +9
Two-dimensional kagome metals consisting of corner-sharing triangles offer a unique platform for studying strong electron correlations and band topology due to its geometrically fr…
Reversible Non-Volatile Electronic Switching in a Near Room Temperature van der Waals Ferromagnet
Han Wu, Lei Chen, Paul Malinowski +37
The ability to reversibly toggle between two distinct states in a non-volatile method is important for information storage applications. Such devices have been realized for phase-c…
Optical study of three-dimensional Weyl semimetal MnSn
L. Y. Cao, Z. A. Xu, B. X. Gao +5
Three-dimensional (3D) Weyl semimetal MnSn has attracted tremendous attention due to its great application potential. However, the complex magnetic structures at different temp…
Phase Stability of Hexagonal/cubic Boron Nitride Nanocomposites
Abhijit Biswas, Rui Xu, Joyce Christiansen-Salameh +21
Boron nitride (BN) is an exceptional material and among its polymorphs, two-dimensional (2D) hexagonal and three-dimensional (3D) cubic BN (h-BN and c-BN) phases are most common. T…
Diffusive Excitonic Bands from Frustrated Triangular Sublattice in a Singlet-Ground-State System
Bin Gao, Tong Chen, Xiao-Chuan Wu +17
Magnetic order in most materials occurs when magnetic ions with finite moments in a crystalline lattice arrange in a particular pattern below the ordering temperature determined by…
Evidence for gapless quantum spin liquid in a honeycomb lattice
Chengpeng Tu, Dongzhe Dai, Xu Zhang +6
One main theme in current condensed matter physics is the search of quantum spin liquid (QSL), an exotic magnetic state with strongly-fluctuating and highly-entangled spins down to…
Spin structure and dynamics of the topological semimetal CoSnInS
Kelly J. Neubauer, Feng Ye, Yue Shi +7
The anomalous Hall effect (AHE), typically observed in ferromagnetic (FM) metals with broken time-reversal symmetry, depends on electronic and magnetic properties. In CoSn$_{…
Intertwined magnetism and charge density wave order in kagome FeGe
Xiaokun Teng, Ji Seop Oh, Hengxin Tan +15
Electron correlations often lead to emergent orders in quantum materials. Kagome lattice materials are emerging as an exciting platform for realizing quantum topology in the presen…
Anisotropic magnon damping by zero-temperature quantum fluctuations in ferromagnetic CrGeTe
Lebing Chen, Chengjie Mao, Jae-Ho Chung +7
Spin and lattice are two fundamental degrees of freedom in a solid, and their fluctuations about the equilibrium values in a magnetic ordered crystalline lattice form quasiparticle…
Thermal conductivity of triangular-lattice antiferromagnet Na2BaCo(PO4)2: Absence of itinerant fermionic excitations
Y. Y. Huang, D. Z. Dai, C. C. Zhao +6
We present the ultralow-temperature specific heat and thermal conductivity measurements on single crystals of triangular-lattice antiferromagnet NaBaCo(PO), which was r…
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…