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Related papers: Pressure-induced structural dimerization in the hy…

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We use powder x-ray diffraction to study the effect of pressure on the crystal structure of the honeycomb rhodate Li$_2$RhO$_3$. We observe low-pressure ($P$$<$$P_{c1}$ = 6.5 GPa) and high-pressure ($P$$>$$P_{c2}$ = 14 GPa) regions…

Strongly Correlated Electrons · Physics 2019-08-30 V. Hermann , S. Biswas , J. Ebad-Allah , F. Freund , A. Jesche , A. A. Tsirlin , M. Hanfland , D. Khomskii , P. Gegenwart , R. Valentí , C. A. Kuntscher

In-situ high pressure single crystal X-ray diffraction study reveals that the quantum material CaMn$_2$Bi$_2$ undergoes a unique plane to chain structural transition between 2 and 3 GPa, accompanied by a large volume collapse. CaMn2Bi2…

Materials Science · Physics 2019-07-18 Xin Gui , Gregory J. Finkelstein , Keyu Chen , Tommy Yong , Przemyslaw Dera , Jinguang Cheng , Weiwei Xie

We report on the results of 23Na NMR in the honeycomb lattice magnet Na2Co2TeO6 which has been nominated as a Kitaev material. Measurements of magnetic shift and width of the NMR line as functions of temperature and magnetic field show that…

Strongly Correlated Electrons · Physics 2022-12-21 Jun Kikuchi , Takayuki Kamoda , Nobuyoshi Mera , Yodai Takahashi , Kouji Okumura , Yukio Yasui

The Kitaev model is a rare example of an analytically solvable and physically instantiable Hamiltonian yielding a topological quantum spin liquid ground state. Here we report signatures of Kitaev spin liquid physics in the honeycomb magnet…

Strongly Correlated Electrons · Physics 2021-01-04 Hector K. Vivanco , Benjamin A. Trump , Craig M. Brown , Tyrel M. McQueen

Under the hydrostatic pressure $P=1.48$ GPa, polarized neutron elastic scattering experiments have been carried out on the coupled spin dimer system TlCuCl$_3$ with the gapped ground state at ambient pressure. Pressure-induced magnetic…

Strongly Correlated Electrons · Physics 2009-11-10 A. Oosawa , K. Kakurai , T. Osakabe , M. Nakamura , M. Takeda , H. Tanaka

Pb$_2$CoOsO$_6$ is a newly synthesized polar metal in which inversion symmetry is broken by the magnetic frustration in an antiferromagnetic ordering of Co and Os sublattices. The coupled magnetic and structural transition occurs at 45 K at…

Electrical resistivity as a function of temperature, pressure, and magnetic field was measured in high and low purity single crystals of BaVS$_3$ close to the critical pressure value $p_{cr}$$\approx$2 GPa, associated with the zero…

Strongly Correlated Electrons · Physics 2007-12-21 N. Barišić , A. Akrap , H. Berger , L. Forró

We have reinvestigated the magnetic properties of the classical metallic helimagnet MnP by magnetization and neutron scattering experiments. Our neutron scattering results indicate that the previously reported magnetic structure in the…

Crystal structure, thermal and magnetic properties were systematically studied in the Y$_{1-x}$Pr$_x$CrO$_3$ with $0 \leq x \leq 0.3$ compositions. Magnetic susceptibility and specific heat measurements show an increase of the…

Materials Science · Physics 2018-02-08 A. Durán , R. Escamilla , R. Escudero , F. Morales , E. Verdín

In this work, we report evidence of pressure-induced changes in the crystal structure of Sr(IO3)2HIO3 connected to changes the coordination of the iodine atom and the of the configuration of HIO3 and IO3 units. The changes favor iodine…

To elucidate the magnetic structure and the origin of the nematicity in FeSe, we perform a high-pressure $^{77}$Se NMR study on FeSe single crystals. We find a suppression of the structural transition temperature with pressure up to about 2…

Superconductivity · Physics 2016-12-05 P. S. Wang , S. S. Sun , Y. Cui , W. H. Song , T. R. Li , Rong Yu , Hechang Lei , Weiqiang Yu

We study the effect of hydrostatic pressure on the magnetotransport properties of the zirconium pentatelluride. The magnitude of resistivity anomaly gets enhanced with increasing pressure, but the transition temperature $T^{\ast}$ is almost…

Materials Science · Physics 2017-05-24 J. L. Zhang , C. Y. Guo , X. D. Zhu , L. Ma , G. L. Zheng , Y. Q. Wang , L. Pi , Y. Chen , H. Q. Yuan , M. L. Tian

Co10Ge3O16 crystallizes in an intergrowth structure featuring alternating layers of spinel and rock salt. Variable-temperature powder synchrotron X-ray and neutron diffraction, magnetometry, and heat capacity experiments reveal a…

Materials Science · Physics 2013-07-12 Phillip T. Barton , Ram Seshadri , Anna Llobet , Matthew R. Suchomel

Transition-metal honeycomb compounds are capturing scientific attention due to their distinctive electronic configurations, underscored by the triangular-lattice spin-orbit coupling and competition between multiple interactions, paving the…

Low-dimensional magnetic systems based on honeycomb lattices provide a promising platform for exploring exotic quantum phenomena that emerge from the intricate interplay of competing spin, orbital, lattice, and dipolar degrees of freedom.…

Measurements of the electric resistivity $\rho(T)$ under pressure up to 8 GPa were performed on high-quality single-crystals of the Yb-based heavy fermion system $\beta$-YbAlB$_4$ in the temperature range $2<T<$ 300 K. In the resistivity…

Strongly Correlated Electrons · Physics 2016-12-28 Takahiro Tomita , Kentaro Kuga , Yoshiya Uwatoko , Satoru Nakatsuji

Motivated by the rich interplay among electronic correlation, spin-orbit coupling (SOC), crystal-field splitting, and geometric frustrations in the honeycomb-like lattice, we systematically investigated the electronic and magnetic…

Strongly Correlated Electrons · Physics 2013-05-01 Yongkang Luo , Chao Cao , Bingqi Si , Yuke Li , Jinke Bao , Hanjie Guo , Xiaojun Yang , Chenyi Shen , Chunmu Feng , Jianhui Dai , Guanghan Cao , Zhu-an Xu

We investigate the effects of hydrostatic pressure on $\alpha$-RuCl$_3$, a prototypical material for the Kitaev spin model on a honeycomb lattice with a possible spin-liquid ground state. Using ultrasound measurements at pressures up to…

Strongly Correlated Electrons · Physics 2025-03-07 A. Hauspurg , Susmita Singh , T. Yanagisawa , V. Tsurkan , J. Wosnitza , Wolfram Brenig , Natalia B. Perkins , S. Zherlitsyn

$^7$Li nuclear magnetic resonance (NMR) and terahertz (THz) spectroscopies are used to probe magnetic excitations and their field dependence in the hyperhoneycomb Kitaev magnet $\beta$-Li$_2$IrO$_3$. Spin-lattice relaxation rate ($1/T_1$)…

Strongly Correlated Electrons · Physics 2020-06-16 M. Majumder , M. Prinz-Zwick , S. Reschke , A. Zubtsovskii , T. Dey , F. Freund , N. Büttgen , A. Jesche , I. Kézsmárki , A. A. Tsirlin , P. Gegenwart

In the heavy-fermion system $Yb_2Pd_2In_{1-x}Sn_x$, the interplay of crystal-field splitting, Kondo effect, and Ruderman-Kittel-Kasuya-Yosida interactions leads to complex chemical-, pressure-, and magnetic-field phase diagrams, still to be…