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Related papers: Magnetoelastic Coupling in the Spin-Dimer System T…

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Changes in the spin configuration of atomically-thin, magnetic van-der-Waals multilayers can cause drastic modifications in their opto-electronic properties. Conversely, the opto-electronic response of these systems provides information…

Mesoscale and Nanoscale Physics · Physics 2020-05-28 Zhe Wang , Marco Gibertini , Dumitru Dumcenco , Takashi Taniguchi , Kenji Watanabe , Enrico Giannini , Alberto F. Morpurgo

We have studied magnetodielectric and spin-lattice coupling in CoNb$_{2}$O$_{6}$ single crystals. Magnetostriction and magnetodielectric experiments are performed at temperatures in and above antifferomagnetic phase of quasi 1D Ising spin…

Strongly Correlated Electrons · Physics 2016-09-08 M. Nandi , D. Prabhakaran , P. Mandal

Resistance measurements on single crystals of CaK(Fe$_{1-x}$Mn$_x$)$_4$As$_4$ ($x$ = 0.024) were performed under hydrostatic pressure up to 5.15 GPa. The pressure dependence of the magnetic and superconducting transition temperatures and…

Superconductivity · Physics 2022-10-19 Li Xiang , Mingyu Xu , Sergey L. Bud'ko , Paul C. Canfield

We present the results of muon-spin relaxation measurements on the triangular lattice Heisenberg antiferromagnet $\alpha$-KCrO$_{2}$. We observe sharp changes in behaviour at an ordering temperature of $T_{\mathrm{c}}=23$ K, with an…

Strongly Correlated Electrons · Physics 2014-06-12 F. Xiao , T. Lancaster , P. J. Baker , F. L. Pratt , S. J. Blundell , J. S. Möller , N. Z. Ali , M. Jansen

The electron spin resonance (ESR) spectroscopy was employed to investigate the spin dynamics in triangular lattice antiferromagnets CuCr$_{1-x}$Mg$_{x}$O$_2$ with $x =$ 0 and 0.02. All spectra can be well fitted by a single Lorentzian…

Strongly Correlated Electrons · Physics 2012-07-16 Renwen Li , Zhe Qu , Wei Tong , Yuheng Zhang

The link between the metamagnetic transition and novel spin-triplet superconductivity of UTe$_2$ was discussed thermodynamically through magnetostriction measurements in a pulsed-magnetic field. We revealed a discontinuous magnetostriction…

The effect of Pd doping on the superconducting phase diagram of the unconventional superconductor UPt3 has been measured by (magneto)resistance, specific heat, thermal expansion and magnetostriction. Experiments on single- and…

Superconductivity · Physics 2009-10-31 R. J. Keizer , A. de Visser , M. J. Graf , A. A. Menovsky , J. J. M. Franse

Going beyond a recently proposed microscopic model for the incommensurate transition in the spin-Peierls TiOX (X=Cl, Br) compounds, in the present work we start by studying the thermodynamics of the model with XY spins and adiabatic…

Strongly Correlated Electrons · Physics 2009-10-02 D. M. Mastrogiuseppe , M. E. Torio , C. J. Gazza , A. O. Dobry

We investigate the onset and evolution of under the simultaneous application of pressure and magnetic field of distinct itinerant N\'eel states using the underscreened Anderson Lattice Model (UALM) which has been proposed to describe…

Strongly Correlated Electrons · Physics 2022-07-20 A. C. Lausmann , E. J. Calegari , Julián Faúndez , P. S. Riseborough , S. G. Magalhaes

The ground state of the spin-Peierls system TiOCl was probed using synchrotron x-ray diffraction on a single-crystal sample at T = 6 K. We tracked the evolution of the structural superlattice peaks associated with the dimerized ground state…

Strongly Correlated Electrons · Physics 2012-08-23 A. Prodi , J. S. Helton , Yejun Feng , Y. S. Lee

We studied phase transitions and thermodynamic properties of the field-induced antiferromagnetic nuclear-spin ordered phase in bcc solid 3He by measuring the melting pressure at temperatures down to 0.4 mK in magnetic fields up to 15 T. The…

Strongly Correlated Electrons · Physics 2007-05-23 Hiroshi Fukuyama , K. Yawata , T. Momoi , H. Ikegami , H. Ishimoto

The frustrated magnet $\alpha$-RuCl$_3$ constitutes a fascinating quantum material platform that harbors the intriguing Kitaev physics. However, a consensus on its intricate spin interactions and field-induced quantum phases has not been…

Strongly Correlated Electrons · Physics 2021-07-16 Han Li , Hao-Kai Zhang , Jiucai Wang , Han-Qing Wu , Yuan Gao , Dai-Wei Qu , Zheng-Xin Liu , Shou-Shu Gong , Wei Li

Neutron elastic scattering measurements have been performed under the hydrostatic pressure in order to investigate the spin structure of the pressure-induced magnetic ordering in the spin gap system TlCuCl$_3$. Below the ordering…

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

We discuss the transition strength between the disordered ground state and the basic low-lying triplet excitation for interacting dimer materials by presenting theoretical calculations and series expansions as well as inelastic neutron…

Strongly Correlated Electrons · Physics 2009-11-10 M. Mueller , H. -J. Mikeska , N. Cavadini

This work reports on the magnetic interlayer coupling between two amorphous CoFeB layers, separated by a thin Ru spacer. We observe an antiferromagnetic coupling which oscillates as a function of the Ru thickness x, with the second…

Materials Science · Physics 2007-05-23 N. Wiese , T. Dimopoulos , M. Ruhrig , J. Wecker , H. Bruckl , G. Reiss

Iron telluride doped lightly with selenium is known to undergo a first order magneto-structural transition before turning superconducting at higher doping. We study the effects of magneto-elastic couplings on this transition using symmetry…

Strongly Correlated Electrons · Physics 2015-05-20 I. Paul , A. Cano , K. Sengupta

Structural, magnetic and magnetocaloric properties of Fe2P-based Mn-Fe-P-Si compounds were investigated. The study reveals a large magneto-elastic coupling that starts to develop in the paramagnetic state and grows when the ferromagnetic…

Materials Science · Physics 2012-09-25 Nguyen Huu Dung , Lian Zhang , Zhi Qiang Ou , Ekkes Brück

Neutron elastic scattering experiments have been performed on the spin gap system TlCuCl$_3$ in magnetic fields parallel to the $b$-axis. The magnetic Bragg peaks which indicate the field-induced N\'{e}el ordering were observed for magnetic…

Strongly Correlated Electrons · Physics 2009-11-07 H. Tanaka , A. Oosawa , T. Kato , H. Uekusa , Y. Ohashi , K. Kakurai , A. Hoser

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

Within the framework of Landau-Ginzburg-Devonshire (LGD) phenomenological theory we consider the possibility to control properties of paraelectric antiferromagnets via biquadratic rotomagnetic coupling with and without external magnetic and…

Materials Science · Physics 2015-10-28 Eugene A. Eliseev , Maya D. Glinchuk , Venkatraman Gopalan , Anna N. Morozovska