232 citations · 1k across the 40 of their papers we have counts for
40 papers
Chirality Transfer to the Magnetic Sublattice in the Hybrid Perovskite (R)-/(S)-3-Fluoropyrrolidinium Copper(II) Chloride
Zheng Zhang, Mingyu Xu, Jose L. Gonzalez Jimenez +4
Incorporating chiral organic cations into organic-inorganic hybrid materials has been shown to enable the inorganic sublattice to display chiroptical properties. We report a new tw…
Nonreciprocal Transport in chiral Mo3Al2C Near the Superconducting to Normal Transition
Jeongsoo Park, Sang-Wook Cheong, Xianghan Xu
We investigate nonreciprocal electrical transport in bulk single-crystalline Mo3Al2C, a material known to host crystallographic chirality, a polar charge-density-wave instability,…
Controlled growth of polar altermagnets via chemical vapor transport
Hiraka Haruhiro, Raktim Datta, Poonam Yadav +9
Altermagnetic properties have been recently proposed in polar magnetic oxides, MMoO (M = Mn, Fe, Co, Ni), where improved characteristics of stronger magnetoelectr…
Phonon anomalies within the polar charge density wave phase of the structurally chiral superconductor MoAlC
Shangfei Wu, Xianghan Xu, Fei-Ting Huang +3
We employ polarization-resolved Raman spectroscopy to study the lattice dynamics of the polar charge density wave phase of the superconductor MoAlC with structural chiralit…
Polar charge density wave in a superconductor with crystallographic chirality
Shangfei Wu, Fei-Ting Huang, Xianghan Xu +4
Symmetry plays an important role in determining the physical properties in condensed matter physics, as the symmetry operations of any physical property must include the symmetry o…
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…
Electrical switching of Ising-superconducting nonreciprocity for quantum neuronal transistor
Junlin Xiong, Jiao Xie, Bin Cheng +11
Nonreciprocal quantum transport effect is mainly governed by the symmetry breaking of the material systems and is gaining extensive attention in condensed matter physics. Realizing…
Interfacial magnetic spin Hall effect in van der Waals Fe3GeTe2/MoTe2 heterostructure
Yudi Dai, Junlin Xiong, Yanfeng Ge +13
The spin Hall effect (SHE) allows efficient generation of spin polarization or spin current through charge current and plays a crucial role in the development of spintronics. While…
Impersonating a Superconductor: High-Pressure BaCoO, an Insulating Ferromagnet
Haozhe Wang, Xianghan Xu, Danrui Ni +4
We report the high-pressure synthesis (6 GPa, 1200 C) and ambient pressure characterization of hexagonal HP-BaCoO. The material (with the 2H crystal structure) has a…
Giant X-ray circular dichroism in a time-reversal invariant altermagnet
Jun Okamoto, Ru-Pan Wang, Yen-Yi Chu +13
X-ray circular dichroism, arising from the contrast in X-ray absorption between opposite photon helicities, serves as a spectroscopic tool to measure the magnetization of ferromagn…
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…
Superconductivity in electron doped PbBi2Te4
Xianghan Xu, Danrui Ni, Weiwei Xie +1
Single crystals of In-doped PbBi2Te4 are synthesized via a conventional solid-state method. Chemical analysis and hall measurements indicate that In replaces Pb, introducing n-type…
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…
Erbium-excess gallium garnets
Chen Yang, Haozhe Wang, Lun Jin +5
A series of garnets of formula Er3+xGa5-xO12 is described, for which we report the crystal structures for both polycrystalline and single-crystal samples. The x limit in the garnet…
Hidden Hydroxides in KOH-Grown BaNiO3 Crystals: A Potential Link to Their Catalytic Behavior
Lun Jin, Haozhe Wang, Xianghan Xu +10
The hexagonal perovskite BaNiO3, prepared via non-ceramic approaches, is known to act as a good catalyst for the oxygen-evolution reaction (OER) in alkaline media. Here we report o…
Ultrafast simultaneous manipulation of multiple ferroic orders through nonlinear phonon excitation
Daniel A. Bustamante Lopez, Dominik M. Juraschek, Michael Fechner +3
Recent experimental studies have demonstrated the possibility of utilizing strong terahertz pulses to manipulate individual ferroic orders on pico- and femtosecond timescales. Here…
Topological Surface Magnetism and Neel Vector Control in a Magnetoelectric Antiferromagnet
Kai Du, Xianghan Xu, Choongjae Won +5
Antiferromagnetic states with no stray magnetic fields can enable high-density ultra-fast spintronic technologies. However, the detection and control of antiferromagnetic Neel vect…
Noncollinear magnetic order, in-plane anisotropy, and magnetoelectric coupling in a pyroelectric honeycomb antiferromagnet NiMoO
Poonam Yadav, Suheon Lee, G. L. Pascut +7
NiMoO is a pyroelectric honeycomb antiferromagnet exhibiting peculiar changes of its electric polarization at magnetic transitions. NiMoO stands…
Spin disorder in a stacking polytype of a layered magnet
Xianghan Xu, Guangming Cheng, Danrui Ni +4
Strongly correlated ground states and exotic quasiparticle excitations in low-dimensional systems are central research topics in the solid state research community. The present wor…
Electron Doping of a Double Perovskite Flat-band System
Lun Jin, Nicodemos Varnava, Danrui Ni +5
Electronic structure calculations indicate that the Sr2FeSbO6 double perovskite has a flat-band set just above the Fermi level that includes contributions from ordinary sub-bands w…
Cascadable in-memory computing based on symmetric writing and read out
Lizheng Wang, Junlin Xiong, Bin Cheng +17
The building block of in-memory computing with spintronic devices is mainly based on the magnetic tunnel junction with perpendicular interfacial anisotropy (p-MTJ). The resulting a…
A Layered Spin 1/2 polymorph of titanium triiodide
Danrui Ni, Ranuri S. Dissanayaka Mudiyanselage, Xianghan Xu +4
A previously unreported layered spin 1/2 triangular lattice polymorph of TiI3 is described, synthesized under 6 GPa of applied pressure at 900 C, but stable at atmospheric pressure…
Magnetic field effects in an octupolar quantum spin liquid candidate
Bin Gao, Tong Chen, Han Yan +15
Quantum spin liquid (QSL) is a disordered state of quantum-mechanically entangled spins commonly arising from frustrated magnetic dipolar interactions. However, QSL in some pyrochl…
Simultaneous imaging of dopants and free charge carriers by STEM-EELS
Hongbin Yang, Andrea Konečná, Xianghan Xu +4
Doping inhomogeneities in solids are not uncommon, but their microscopic observation and understanding are limited due to the lack of bulk-sensitive experimental techniques with hi…