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Search Publications by: Yang Zhao (Assoc)

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Displaying 1 - 25 of 103

Intertwined Charge and Spin Density Waves in a Topological Kagome Material

July 22, 2024
Author(s)
Y. Chen, Jonathan N. Gaudet, G. Marcus, T. Nomoto, T. Chen, T. Tomita, M. Ikhlas, H. Suzuki, Yang Zhao, Wangchun Chen, J. Strempfer, R. Arita, S. Nakatsuji, Collin L. Broholm
Using neutrons and x rays we show the topological kagome antiferromagnet Mn3Sn for T 285 K forms a homogeneous spin and charge ordered state comprising a longitudinally polarized spin density wave with wave vector kβ = kβ ˆc, a helical modulated version

Magnetic Ground State of the Kitaev Na 2 Co 2 TeO 6 Spin Liquid Candidate

June 2, 2023
Author(s)
Weiliang Yao, Yang Zhao, Yiming Qiu, Christian Balz, Ross Stewart, Jeffrey Lynn, Yuan Li
As a candidate Kitaev material, Na 2Co 2TeO 6 exhibits intriguing magnetism on a honeycomb lattice that is believed to be C 3-symmetric. Here we report a neutron diffraction study of its high-quality single crystals under a-axis magnetic fields. While

Spin-orbital order and excitons in magnetoresistive HoBi

March 22, 2023
Author(s)
Jonathan N. Gaudet, H. Yang, E. Smith, T. Halloran, J. Clancy, Jose Rodriguez Rivera, Guangyong Xu, Yang Zhao, Wangchun Chen, G. Sala, Adam A. Aczel, B. Gaulin, Fazel Tafti, Collin L. Broholm
The magnetism of the rock-salt fcc rare-earth monopnictide HoBi, a candidate topological material with extreme magnetoresistance, is investigated. From the Ho3+ non-Kramers J=8 spin-orbital multiplet, the cubic crystal electric field yields six near

Frustrated Magnetic Interactions and Quenched Spin Fluctuations in CrAs

November 1, 2022
Author(s)
Yayuan Qin, Yao Shen, Yiqing Hao, Hongliang Wo, Shoudong Shen, Russell A. Ewings, Yang Zhao, Leland Harriger, Jeffrey Lynn, Jun Zhao
The discovery of pressure-induced superconductivity in helimagnets (CrAs, MnP) has attracted significant interest in understanding the relationship between complex magnetism and unconventional superconductivity. However, the nature of the magnetism and

Phase Diagram of YbZnGaO 4 in Applied Magnetic Field

September 15, 2021
Author(s)
William Steinhardt, P. A. Maksimov, Sachith Dissanayake, Zhenzhong Shi, Nicholas Butch, David Graf, Andrey Podlesnyak, Yaohua Liu, Yang Zhao, Guangyong Xu, Jeffrey Lynn, Casey Marjerrison, A. L. Chernyshev, Sara Haravifard
Recently, Yb-based triangular lattice antiferromagnets have garnered significant interest as possible quantum spin liquid candidates. One example is YbMgGaO 4, which showed many promising spin liquid features, but also possesses a high degree of disorder

Weyl-mediated helical magnetism in NdAlSi

August 19, 2021
Author(s)
Jonathan Gaudet, Hung-Yu Yang, Santu Baidya, Baozhu Lu, Guangyong Xu, Yang Zhao, Jose Rodriguez Rivera, Christina M. Hoffman, David E. Graf, Darius H. Torchinsky, Predrag Nikolic, David Vanderbilt, Fazel Tafti, Collin L. Broholm
Emergent relativistic quasiparticles in Weyl semimetals are the source of exotic electronic properties such as surface Fermi arcs, the anomalous Hall effect and negative magnetoresistance, all observed in real materials. Whereas these phenomena highlight

Noncollinear Ferromagnetic Weyl Semimetal with Anisotropic Anomalous Hall Effect

March 24, 2021
Author(s)
Hung-Yu Yang, Bahadur Singh, Jonathan Gaudet, Baozhu Lu, Cheng-Yi Huang, Wei-Chi Chiu, Shin-Ming Huang, Baokai Wang, Faranak Bahrami, Bochao Xu, Jacob Franklin, Ilya Sochnikov, David Graf, Guangyong Xu, Yang Zhao, Christina Hoffman, Hsin Lin, Darius Torchinsky, Collin L. Broholm, Arun Bansil, Fazel Tafti

Field-Tuned Magnetic Structure and Phase Diagram of the Honeycomb Magnet YbCl 3

March 1, 2021
Author(s)
Yiqing Hao, Hongliang Wo, Yimeng Gu, Xiaowen Zhang, YiQing Gu, ShiYi Zheng, Yang Zhao, Guangyong Xu, Jeffrey W. Lynn, Naoki Murai, Wenbin Wang, Jun Zhao
We report thermodynamic and neutron diffraction measurements on the magnetic ordering properties of the honeycomb lattice magnet YbCl 3. We find YbCl 3 exhibits a Neel type long-range magnetic order at the wavevector (0,0,0) below T N = 600 mK. This

Magnetic Order and Competition with Superconductivity in (Ho-Er)Ni 2 B 2 C

November 20, 2020
Author(s)
Suleyman Gundogdu, J. P. Clancy, Guangyong Xu, Yang Zhao, Paul A. Dube, Tufan C. Karalar, Beong K. Cho, Jeffrey W. Lynn, M. Ramazanoglu
The rare earth magnetic order in pure and doped Er (1−x)Ho xNi 2B^2^C (x = 0, 0.25, 0.50, 0.75, 1) single crystal samples was investigated using magnetization and neutron diffraction measurements. Superconducting quaternary borocarbides, RNi 2B 2C where R

In-plane Uniaxial Pressure-Induced Out-of-Plane Antiferromagnetic Moment and Critical Fluctuations in BaFe 2 As 2

November 12, 2020
Author(s)
Panpan Liu, Mason L. Klemm, Long Tian, Xingye Lu, Yu Song, David W. Tam, Karin Schmalzl, J. T. Park, Yu Li, Guotai Tan, Yixi Su, Frederic Bourdarot, Yang Zhao, Jeffrey W. Lynn, Robert J. Birgeneau, Pengcheng Dai
A small in-plane external uniaxial pressure has been widely used as an effective method to acquire single domain iron pnictide BaFe 2As 2, which exhibits twin-domains without uniaxial strain below the tetragonal-to-orthorhombic structural (nematic)

Antichiral Spin Order, its Soft Modes, and their Hybridization with Phonons in the Topological Semimetal Mn 3 Ge

August 3, 2020
Author(s)
Y. Chen, Jonathan Gaudet, S. Dasgupta, G. G. Marcus, J. Lin, T. Chen, T. Tomita, M. Ikhlas, Yang Zhao, Wangchun Chen, Matthew B. Stone, O. Tchernyshyov, S. Nakatsuji, Collin L. Broholm
Quantum materials with strong transport responses to disparate physical quantities are of great fundamental significance and may hold technological potentials. The interplay between interactions and topology drive such responses through the effects of

Topological Singularity Induced Chiral Kohn Anomaly in a Weyl Semimetal

June 11, 2020
Author(s)
Thanh Nguyen, Fei Han, Nina Andrejevic, Ricardo Pablo-Pedro, Anju Apte, Yoichiro Tsurimaki, Zhiwei Ding, Kunyan Zhang, Ahmet Alatas, Ercan E. Alp, Songxue Chi, Jaime Fernandez-Baca, Masaaki Matsuda, David Alan Tennant, Yang Zhao, Zhijun Xu, Jeffrey W. Lynn, Shengxi Huang, Mingda Li
The electron-phonon interaction (EPI) is instrumental in a wide variety of phenomena in solid state physics, such as electrical resistivity in metals [1], carrier mobility, optical transition and polaron effects in semiconductors [2,3], lifetime of hot

Correlating Magnetic Structure and Magnetotransport in Semimetal Thin Films of Eu 1-x Sm x TiO 3

May 15, 2020
Author(s)
Zach Porter, Ryan F. Need, Kaveh Ahadi, Yang Zhao, Zhijun Xu, Brian Kirby, Jeffrey W. Lynn, Susanne Stemmer, Stephen D. Wilson
We report on the evolution of the average and depth-dependent magnetic order in thin film samples of biaxially stressed and electron-doped EuTiO 3 for samples across a doping range 20 cm −3. Under an applied in-plane magnetic field, the G-type

Materializing Rival Ground States in the Barlowite Family of Kagome Magnets: Quantum Spin Liquid, Spin Ordered, and Valence Bond Crystal States

April 14, 2020
Author(s)
Rebecca W. Smaha, Wei He, Jack Mingde Jiang, JiaJia Wen, Yi-Fan Jiang, John P. Sheckelton, Charles J. Titus, Suyin Grass Wang, Yu-Sheng Chen, Simon J. Teat, Adam A. Aczel, Yang Zhao, Guangyong Xu, Jeffrey W. Lynn, Hong-Chen Jiang, Young S. Lee
Quantum magnet display exotic phases that may be strongly influenced by small differences in structure and composition. Comprehensive structural and magnetic measurements (involving x-ray scattering, neutron scattering, and thermodynamic techniques) were