Uniaxial-Pressure-Induced Release of Magnetic Frustration in a Triangular Lattice Antiferromagnet YbCuGe

We have studied the effect of geometrical frustration on the antiferromagnetic order in the Yb-based triangular lattice compound YbCuGe below <i>T</i><sub>N</sub> = 4.2 K by the measurements of magnetization and specific heat under hydrostatic and uniaxial pressures. By apply...

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Main Authors: Kazunori Umeo, Daichi Watanabe, Koji Araki, Kenichi Katoh, Toshiro Takabatake
Format: Article
Language:English
Published: MDPI AG 2020-12-01
Series:Metals
Subjects:
Online Access:https://www.mdpi.com/2075-4701/11/1/30
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author Kazunori Umeo
Daichi Watanabe
Koji Araki
Kenichi Katoh
Toshiro Takabatake
author_facet Kazunori Umeo
Daichi Watanabe
Koji Araki
Kenichi Katoh
Toshiro Takabatake
author_sort Kazunori Umeo
collection DOAJ
description We have studied the effect of geometrical frustration on the antiferromagnetic order in the Yb-based triangular lattice compound YbCuGe below <i>T</i><sub>N</sub> = 4.2 K by the measurements of magnetization and specific heat under hydrostatic and uniaxial pressures. By applying hydrostatic pressure <i>P</i> up to 1.34 GPa, <i>T</i><sub>N</sub> hardly changes. By contrast, <i>T</i><sub>N</sub> increases as <i>P</i> is applied along the hexagonal <i>a</i> axis, while <i>T</i><sub>N</sub> decreases by the application of <i>P</i> along the <i>c</i> axis. The increase of <i>T</i><sub>N</sub> only for <i>P</i>‖<i>a</i> suggests the release of the frustration inherent in the triangular lattice of Yb ions of this compound.
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spelling doaj.art-9a0780bc2eca401790b63556797845aa2023-11-21T02:37:35ZengMDPI AGMetals2075-47012020-12-011113010.3390/met11010030Uniaxial-Pressure-Induced Release of Magnetic Frustration in a Triangular Lattice Antiferromagnet YbCuGeKazunori Umeo0Daichi Watanabe1Koji Araki2Kenichi Katoh3Toshiro Takabatake4Department of Low Temperature Experiment, Integrated Experimental Support/Research Division, N-BARD, Hiroshima University, Higashi-Hiroshima 739-8526, JapanDepartment of Quantum Matter, AdSM, Hiroshima University, Higashi-Hiroshima 739-8530, JapanDepartment of Applied Physics, National Defense Academy, Yokosuka, Kanagawa 239-8686, JapanDepartment of Applied Physics, National Defense Academy, Yokosuka, Kanagawa 239-8686, JapanGraduate School of Advanced Science and Engineering, Hiroshima University, Higashi-Hiroshima 739-8530, JapanWe have studied the effect of geometrical frustration on the antiferromagnetic order in the Yb-based triangular lattice compound YbCuGe below <i>T</i><sub>N</sub> = 4.2 K by the measurements of magnetization and specific heat under hydrostatic and uniaxial pressures. By applying hydrostatic pressure <i>P</i> up to 1.34 GPa, <i>T</i><sub>N</sub> hardly changes. By contrast, <i>T</i><sub>N</sub> increases as <i>P</i> is applied along the hexagonal <i>a</i> axis, while <i>T</i><sub>N</sub> decreases by the application of <i>P</i> along the <i>c</i> axis. The increase of <i>T</i><sub>N</sub> only for <i>P</i>‖<i>a</i> suggests the release of the frustration inherent in the triangular lattice of Yb ions of this compound.https://www.mdpi.com/2075-4701/11/1/30uniaxial pressureantiferromagnetic ordermagnetic frustrationYb compoundmagnetizationspecific heat
spellingShingle Kazunori Umeo
Daichi Watanabe
Koji Araki
Kenichi Katoh
Toshiro Takabatake
Uniaxial-Pressure-Induced Release of Magnetic Frustration in a Triangular Lattice Antiferromagnet YbCuGe
Metals
uniaxial pressure
antiferromagnetic order
magnetic frustration
Yb compound
magnetization
specific heat
title Uniaxial-Pressure-Induced Release of Magnetic Frustration in a Triangular Lattice Antiferromagnet YbCuGe
title_full Uniaxial-Pressure-Induced Release of Magnetic Frustration in a Triangular Lattice Antiferromagnet YbCuGe
title_fullStr Uniaxial-Pressure-Induced Release of Magnetic Frustration in a Triangular Lattice Antiferromagnet YbCuGe
title_full_unstemmed Uniaxial-Pressure-Induced Release of Magnetic Frustration in a Triangular Lattice Antiferromagnet YbCuGe
title_short Uniaxial-Pressure-Induced Release of Magnetic Frustration in a Triangular Lattice Antiferromagnet YbCuGe
title_sort uniaxial pressure induced release of magnetic frustration in a triangular lattice antiferromagnet ybcuge
topic uniaxial pressure
antiferromagnetic order
magnetic frustration
Yb compound
magnetization
specific heat
url https://www.mdpi.com/2075-4701/11/1/30
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