3k citations
Counting papers with at most 25 authors, so collaboration author lists do not stand in for the people here.
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22 papers · 2 filters
Pressure Effect on Band Inversion in AECd2As2
Jonathan M. DeStefano, Lin-Lin Wang
Recent studies have predicted that magnetic EuCd2As2 can host several different topological states depending on its magnetic order, including a single pair of Weyl points. Here we…
X-ray spectra in magnetic van der Waals materials FeGeTe, CrI, and CrGeTe: a first-principles study
Y. Lee, V. N. Antonov, B. N. Harmon +1
Using density functional theory (DFT) methods, we have calculated X-ray absorption spectroscopy (XAS) and X-ray circular dichroism (XMCD) spectra in bulk and thin films of FeGe…
Accelerating computational modeling and design of high-entropy alloys
Rahul Singh, Aayush Sharma, Prashant Singh +2
With huge design spaces for unique chemical and mechanical properties, we remove a roadblock to computational design of {high-entropy alloys} using a metaheuristic hybrid Cuckoo Se…
Zero-field magnetic ground state of EuMgBi
Santanu Pakhira, Thomas Heitmann, S. X. M. Riberolles +4
Layered trigonal EuMgBi is reported to be a topological semimetal that hosts multiple Dirac points that may be gapped or split by the onset of magnetic order. Here, we repo…
Topological Descendants of Multicritical EuTl2
Lin-Lin Wang, Hoi Chun Po, Robert-Jan Slager +1
The past decades have witnessed a transformation in characterizing condensed matter systems with topology. Aided by a refined understanding of topological band structures with crys…
Evidence for large Rashba splitting in PtPb4 from Angle-Resolved Photoemission Spectroscopy
Kyungchan Lee, Daixiang Mou, Na Hyun Jo +11
We studied the electronic structure of PtPb using laser angle-resolved photoemission spectroscopy(ARPES) and density functional theory(DFT) calculations. This material is clo…
Short- and medium-range orders in Al90Tb10 glass and their relation to the structures of competing crystalline phases
L. Tang, Z. J. Yang, T. Q. Wen +3
Molecular dynamics simulations using an interatomic potential developed by artificial neural network deep machine learning are performed to study the local structural order in Al90…
Reinvestigation of the intrinsic magnetic properties of (FeCo)B alloys and crystallization behavior of ribbons
Tej Nath Lamichhane, Olena Palasyuk, Vladimir P. Antropov +10
New determination of the magnetic anisotropy from single crystals of (FeCo)B alloys are presented. The anomalous temperature dependence of the anisotropy constant i…
Electron correlation effects on exchange interactions and spin excitations in 2D van der Waals materials
Liqin Ke, Mikhail I. Katsnelson
Despite serious effort, the nature of the magnetic interactions and the role of electron-correlation effects in magnetic two-dimensional (2D) van der Waals materials remain elusive…
Site Mixing for Engineering Magnetic Topological Insulators
Yaohua Liu, Lin-Lin Wang, Qiang Zheng +9
The van der Waals compound, MnBiTe, is the first intrinsic magnetic topological insulator, providing a materials platform for exploring exotic quantum phenomena such as the…
Spatial decomposition of magnetic anisotropy in magnets: application for doped Fe16N2
Yang Sun, Yong-Xin Yao, Manh Cuong Nguyen +3
We propose a scheme of decomposition of the total relativistic energy in solids to intra- and interatomic contributions. The method is based on a variation of the speed of light fr…
Controlling Magnetic Order, Magnetic Anisotropy, and Band Topology in Semimetals and
Farhan Islam, Renu Choudhary, Yong Liu +5
Neutron diffraction and magnetic susceptibility studies show that orthorhombic single-crystals of topological semimetals and ${\rm Sr(Mn_{0.9}Zn_{0…
First-order ferromagnetic transitions of lanthanide local moments in divalent compounds: An itinerant electron positive feedback mechanism and Fermi surface topological change
Eduardo Mendive-Tapia, Durga Paudyal, Leon Petit +1
Around discontinuous (first-order) magnetic phase transitions the strong caloric response of materials to the application of small fields is widely studied for the development of s…
Tuning of charge density wave transitions in LaAuSb by pressure and Au-stoichiometry
Li Xiang, Dominic H. Ryan, Warren E. Straszheim +2
Two charge density wave transition can be detected in LaAuSb at ~ 110 and ~ 90 K by careful electrical transport measurements. Whereas control of the Au site occupancy in L…
Photocurrent-driven transient symmetry breaking in the Weyl semimetal TaAs
N Sirica, P. P. Orth, M. S. Scheurer +23
Symmetry plays a central role in conventional and topological phases of matter, making the ability to optically drive symmetry change a critical step in developing future technolog…
Half-metallic compositional ranges for selected Heusler alloys
Nikolai A. Zarkevich, Prashant Singh, A. V. Smirnov +1
For a material that is a half-metal, there should exist a range of compositions for half-metallicity. This compositional range can be expressed in terms of electron count and compu…
Improved crystallographic compatibility and magnetocaloric reversibility in Pt substituted Ni2Mn1.4In0.6 magnetic shape memory Heusler alloy
K. K. Dubey, P. Devi, Anupam K. Singh +1
We present here the improved crystallographic/geometric compatibility and magnetocaloric reversibility by measurement of magnetic entropy change using different protocols in 10% Pt…
Expansive Open Fermi Arcs and Connectivity Changes Induced by Infrared Phonons in ZrTe5
Lin-Lin Wang
Expansive open Fermi arcs covering most of the surface Brillouin zone (SBZ) are desirable for detection and control of many topological phenomena, but so far has been only reported…
Manipulating of magnetism in the topological semimetal EuCd2As2
Na Hyun Jo, Brinda Kuthanazhi, Yun Wu +15
Magnetic Weyl semimetals are expected to have extraordinary physical properties such as a chiral anomaly and large anomalous Hall effects that may be useful for future, potential,…
Coherent Band-Edge Oscillations and Dynamic LO Phonon Mode Splitting as Evidence for Polaronic Coupling in Perovskites
Z. Liu, C. Vaswani, L. Luo +12
The coherence of collective modes, such as phonons, and their modulation of the electronic states are long sought in complex systems, which is a cross-cutting issue in photovoltaic…
Pressure tuning of structural and magnetic transitions in EuAgAs
Sergey L. Bud'ko, Li Xiang, Chaowei Hu +3
We report temperature dependent measurements of ambient pressure specific heat, magnetic susceptibility, anisotropic resistivity and thermal expansion as well as in-plane resistivi…
Development of Interatomic Potential for Al-Tb Alloy by Deep Neural Network Learning Method
L. Tang, Z. J. Yang, T. Q. Wen +3
An interatomic potential for Al-Tb alloy around the composition of Al90Tb10 was developed using the deep neural network (DNN) learning method. The atomic configurations and the cor…