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Search Publications by: Jeffrey W Lynn (Fed)

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Displaying 1 - 25 of 152

Entropy Driven Incommensurate Structures in the Frustrated Kagome Staircase Co3V2O8

February 18, 2024
Author(s)
Joel Helton, Nyrissa Rogado, Robert Cava, Jeffrey Lynn
Co3V2O8 features spin-3/2 moments arrayed on a kagome staircase lattice. A spin density wave with a continuously evolving propagation vector of ⃗k = (0, δ, 0), showing both incommensurate states and multiple commensurate lock-ins, is observed at

Noncollinear 2k Antiferromagnetism in the Zintl Semiconductor Eu5In2Sb6

January 29, 2024
Author(s)
Vincent Morano, Jonathan N. Gaudet, Nicodemos Varnava, Tanya Berry, Thomas Halloran, Chris Lygouras, Xiaoping Wang, Christina M. Hoffman, Guangyong Xu, Jeffrey Lynn, Tyrel McQueen, David Vanderbilt, Collin L. Broholm
Eu5In2Sb6 is an orthorhombic non-symmorphic small band gap semiconductor with three distinct Eu2+ sites and two low-temperature magnetic phase transitions. The material displays one of the greatest (negative) magnetoresistances of known stoichiometric

Magnetism and Fermiology of Kagome Magnet YMn6Sn4Ge2

January 7, 2024
Author(s)
Hari Bhandari, Rebecca Dally, Peter E. Siegfried, Resham Regmi, Kirrily Rule, Songxue Chi, Jeffrey Lynn, I. Mazin, Nirmal J. Ghimire
Kagome lattice magnets are an interesting class of materials as they can host topological properties in their magnetic and electronic structures. YMn6Sn6 is one such compound in which a series of competing magnetic phases is stabilized by an applied

Anomalous Hall effect in the antiferromagnetic Weyl semimetal SmAlSi

October 17, 2023
Author(s)
Yuxiang Gao, Shiming Lei, Eleanor Clements, Yichen Zhang, Xue-Jian Gao, Songxue Chi, Kam Law, Ming Yi, Jeffrey Lynn, Emilia Morosan
The intrinsic anomalous Hall effect (AHE) has been reported in numerous ferromagnetic (FM) Weyl semimetals. However, AHE in the antiferromagnetic (AFM) or paramagnetic (PM) state of Weyl semimetals has been rarely observed experimentally, and only in

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

Orbital Character of the Spin-Reorientation Transition in TbMn6Sn6

May 9, 2023
Author(s)
S. X. Riberolles, Tyler Slade, Rebecca Dally, P. Sarte, Bing Li, Tianxiong Han, H. Lane, C. Stock, H. Bhandari, N. J. Ghimire, D. Abernathy, P. Canfield, Jeffrey Lynn, B. Ueland, R. McQueeney
TbMn 6Sn 6 is a topological ferrimagnet where the uniaxial anisotropy of the Tb 3+ ion generates out-of-plane magnetization of the ferromagnetic Mn kagome layer, resulting in the emergence of a two-dimensional Chern state. TbMn 6Sn 6 is also known to

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

Incommensurate Magnetic Orders and Possible Topological Hall Effect in the Square-Net Centrosymmetric EuGa 2 Al 2 System

July 7, 2022
Author(s)
Jaime Moya, Shiming Lei, Eleanor Clements, Caitlin Kengle, Stella Sun, Kevin Allen, Qizhi Li, Y. Peng, Ali Husain, Matteo Mitrano, Matthew Krogstad, Raymond Osborn, Anand Puthirath, Songxue Chi, Lisa Debeer-Schmitt, Jonathan N. Gaudet, P. Abbamonte, Jeffrey Lynn, E. Morosan
Neutron diffraction on the centrosymmetric square-net magnet EuGa 2Al 2 reveals multiple incommensurate magnetic states (AFM1,2,3) in zero field. In applied field, a new magnetic phase (A) is identified from magnetization and transport measurements

Effect of Iron Vacancies on Magnetic Order and Spin Dynamics of the Spin Ladder BaFe 2-d S 1.5 Se 1.5

June 13, 2022
Author(s)
Zengjia Liu, Xiao-Sheng Ni, Lisi Li, Hualei Sun, Feixiang Liang, Benjamin Frandsen, Andrew D. Christianson, Clarina dela Cruz, Zhijun Xu, Dao-Xin Yao, Jeffrey Lynn, Robert J. Birgeneau, Kun Cao, Meng Wang
Quasi-one-dimensional iron chalcogenides possess various magnetic states depending on the lattice distortion, electronic correlations, and presence of defects. We present neutron diffraction and inelastic neutron scattering experiments on the spin ladder

Topological Phase Transition and Charge-Spin Coupling in the Kagome Metal YMn 6 Sn 6

March 15, 2022
Author(s)
Peter E. Siegfried, Hari Bhandari, David C. Jones, Madhav P. Ghimire, Rebecca Dally, Lekh Poudel, Markus Bleuel, Jeffrey Lynn, Igor I. Mazin, Nirmal J. Ghimire
The Fermi surface (FS) is essential for understanding the properties of metals. It can change under both conventional symmetry-breaking phase transitions and Lifshitz transitions (LTs), where the FS, but not the crystal symmetry, changes abruptly. Magnetic

Dynamically Preferred State with Strong Electronic Fluctuations from Electrochemical Synthesis of Sodium Manganate

February 2, 2022
Author(s)
Xi Chen, Yichao Wang, Yiping Wang, Rebecca Dally, Kamila Wiaderek, Tianyu Qiao, Jue Liu, Enyuan Hu, Kenneth Burch, Jeffrey W. Lynn, Xin Li
Electrochemical (de-)intercalation is a delicate method to precisely control the alkaline ion composition in alkaline transition metal oxides. Due to the interactions among alkaline ions, and with metal oxide layers, alkaline and transition metal charge

Universal Dynamics of Magnetic Monopoles in Two-Dimensional Kagome Ice

December 15, 2021
Author(s)
Hiroshi Takatsu, Kazuki Goto, Taku J. Sato, Jeffrey W. Lynn, Kazuyuki Matsubayashi, Yoshiya Uwatoko, Ryuji Higashinaka, Kazuyuki Matsuhira, Zenji Hiroi, Hiroaki Kadowaki
A magnetic monopole in spin ice is a novel quasiparticle excitation in condensed matter physics, and we found that the AC frequency dependent magnetic susceptibility X(ω) in the two-dimensional (2D) spin ice (so-called kagome ice) of Dy 2Ti 2O 7 shows a

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

Magnetic Ordering and Structural Distortion in PrFeAsO Single Crystal Studied by Neutron and X-ray Scattering

May 5, 2021
Author(s)
M. G. Kim, William D. Ratcliff, D. M. Pajerowski, J.-W. Kim, J.-Q. Yan, Jeffrey W. Lynn, A. I. Goldman, A. Kreyssig
We report the magnetic ordering and structural distortion in PrFeAsO crystals, the basis compound for one of the oxypnictide superconductors, using high-resolution x-ray diffraction, neutron diffraction, and x-ray resonant magnetic scattering (XRMS). We

Isotropic Nature of the Metallic Kagome Ferromagnet Fe 3 Sn 2 at High Temperatures

March 20, 2021
Author(s)
Rebecca Dally, Daniel Phelan, Nicholas Bishop, Nirmal J. Ghimire, Jeffrey Lynn
Anisotropy and competing exchange interactions have emerged as two central ingredients needed for centrosymmetric materials to exhibit topological spin textures. Fe 3Sn 2 is thought to have these ingredients as well, as it has recently been discovered to

Charge Transfer Enhanced Magnetic Correlations in Type-II Multiferroic Co 3 TeO 6

March 1, 2021
Author(s)
Chi-Hung Lee, Erdembayalag Batsaikhan, Ma-Hsuan Ma, Wen-Hsien Li, Chin-Wei Wang, Chun-Min Wu, Hung-Duen Yang, Jeffrey W. Lynn, Helmuth Berger
Magnetic structure of the Co ions in monoclinic Co 3TeOd6^ in the antiferroelectric state at 16 K has been determined by neutron powder together with single crystal diffractions. The indices of the magnetic reflections that appear at the incommensurate

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

Evolution of the Magnetic Properties in the Antiferromagnet Ce 2 RhIn 8 Simultaneously Doped with Cd and Ir

November 20, 2020
Author(s)
D. S. Christovam, G. S. Freitas, M. M. Piva, J. C. Souza, M. O. Malcolms, O. L. Canton, Juscelino Leao, William D. Ratcliff, Jeffrey W. Lynn, C. Adriano, P. G. Pagliuso
We report the evolution of the magnetic properties of Ce 2Rh 1−xIr xIn 8−yCd y single crystals. In particular, for Ce 2Rh 0.5Ir 0.5In 8 (T N = 2.0 K) and Ce 2Rh 0.5Ir 0.5In 7.79Cd 0.21 (T N = 4.2 K), we have solved the magnetic structure of these compounds