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Related papers: Magnetic Susceptibility for $CaV_4O_9$

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We report a novel practical method to determine exchange parameters by using experimental susceptibility data in a relatively narrow temperature region and a low order high-temperature-expansion equation. This method is applied to a square…

Strongly Correlated Electrons · Physics 2009-10-30 Ken'ichi Takano , Kazuhiro Sano

Inelastic neutron scattering experiments with a large set of comounted Na$_2$IrO$_3$ crystals reveal the low-energy magnon dispersion in this candidate material for Kitaev physics. The magnon gap amounts to 1.7(1) meV and can be interpreted…

Strongly Correlated Electrons · Physics 2026-03-06 Alexandre Bertin , Hengdi Zhao , Gang Cao , Andrea Piovano , Paul Steffens , Alexandre Ivanov , Markus Braden

The low-temperature behavior of the static magnetic susceptibility $\chi(T)$ of exchange-disordered antiferromagnetic spin chains is investigated. It is shown that for a relatively small and even number of spins in the chain, two exchange…

Magnetic susceptibility $\chi$ of the polycrystalline sample of samarium monosulfide was measured as a function of the hydrostatic pressure $P$ up to 2 kbar at liquid nitrogen and room temperatures using a pendulum-type magnetometer. A…

Strongly Correlated Electrons · Physics 2016-06-16 A. S. Panfilov , G. E. Grechnev , D. A. Chareev , A. A. Polkovnikov , O. V. Andreev

We develop high temperature series expansions for the thermodynamic properties of the honeycomb-lattice Kitaev-Heisenberg model. Numerical results for uniform susceptibility, heat capacity and entropy as a function of temperature for…

Strongly Correlated Electrons · Physics 2017-10-18 Rajiv R. P. Singh , Jaan Oitmaa

Systematic measurements pertinent to the magnetocaloric effect and nature of magnetic transition around the transition temperature are performed in the 10 nm Pr0.5Ca0.5MnO3 nanoparticles (PCMO10) . Maxwell relation is employed to estimate…

Mesoscale and Nanoscale Physics · Physics 2015-06-11 S. Narayana Jammalamadaka , S. S. Rao , S. V. Bhat , J. Vanacken , V. V. Moshchalkov

In the electromagnetic multipole expansion, magnetic octupoles are the subsequent order of magnetic multipoles allowed in centrosymmetric systems, following the more commonly observed magnetic dipoles. As order parameters in condensed…

Strongly Correlated Electrons · Physics 2023-09-12 Linda Ye , Matthew E. Sorensen , Maja D. Bachmann , Ian R. Fisher

Complex magneto structural behaviour of rare rich intermetallic Tb$_3$Co is reported in this study. Below the 84K (T$_N$), it undergoes a first order magnetic transition 72K confirmed from specific heat and magnetization measurements.…

Materials Science · Physics 2019-08-23 Srikanta Goswami , P. D. Babu , R. Rawat

The layered transition metal trihalide $\alpha$-RuCl$_3$ has been studied extensively in recent years as a promising candidate for a proximate Kitaev quantum spin liquid state. In high quality samples, a complete structural transition from…

Materials Science · Physics 2026-01-05 Paige Harford , Ezekiel Horsley , Subin Kim , Young-June Kim

The magnetotropic susceptibility is the thermodynamic coefficient associated with the rotational anisotropy of the free energy in an external magnetic field, and is closely related to the magnetic susceptibility. It emerges naturally in…

Strongly Correlated Electrons · Physics 2023-07-07 A. Shekhter , R. D. McDonald , B. J. Ramshaw , K. A. Modic

We investigate the QCD topological susceptibility $\chi_t$ by using the nonlocal chiral quark model (NL$\chi$QM). This model is based on the liquid instanton QCD-vacuum configuration in which $\mathrm{SU}(3)$ flavor symmetry is explicitly…

High Energy Physics - Phenomenology · Physics 2017-08-02 Seung-il Nam , Chung-Wen Kao

CuTeO4 has been proposed as a crystallographically distinct, yet electronic structure analog, of the superconducting cuprates. Here, we present detailed characterization of the of the physical properties of CuTeO4 to address this proposal.…

Strongly Correlated Electrons · Physics 2024-05-31 Zubia Hasan , Eli Zoghlin , Michal J. Winiarski , Kathryn E. Arpino , Thomas Halloran , Thao T. Tran , Tyrel M. McQueen

The hyper-kagome material Na$_4$Ir$_3$O$_8$ is a three-dimensional spin-liquid candidate proximate to a quantum critical point (QCP). We present a comprehensive study of the structure, magnetic susceptibility $\chi$, heat capacity $C$, and…

Strongly Correlated Electrons · Physics 2015-06-12 Ashiwini Balodhi , A. Thamizhavel , Yogesh Singh

Magnetic properties of the quasicrystal approximant Au$_{65}$Ga$_{21}$Tb$_{14}$ were investigated by the magnetization and the neutron diffraction experiments. The temperature dependences of the magnetic susceptibility and the magnetization…

We compute the topological charge and its susceptibility in finite temperature (2+1)-flavor QCD on the lattice applying a gradient flow method. With the Iwasaki gauge action and nonperturbatively $O(a)$-improved Wilson quarks, we perform…

High Energy Physics - Lattice · Physics 2017-08-31 Yusuke Taniguchi , Kazuyuki Kanaya , Hiroshi Suzuki , Takashi Umeda

We solve the Landau-Lifshitz-Gilbert equation in the finite-temperature regime, where thermal fluctuations are modeled by a random magnetic field whose variance is proportional to the temperature. By rescaling the temperature proportionally…

Mesoscale and Nanoscale Physics · Physics 2024-04-26 Clémentine Courtès , Matthieu Boileau , Raphaël Côte , Paul-Antoine Hervieux , Giovanni Manfredi

A general method for calculating magnetic susceptibility ($\chi$) in dielectrics within a single choice of magnetic gauge for the whole crystal is presented. On the basis of the method, accounting for all contributions to the Van Vleck…

Materials Science · Physics 2024-10-25 A. V. Nikolaev , I. I. Vlasov , L. L. Tao

The exchange-driven contribution to the magnetoelectric susceptibility $\hat\alpha$ is formulated using a microscopic model Hamiltonian coupling the spin degrees of freedom to lattice displacements and electric field, which may be…

Materials Science · Physics 2014-05-13 Sai Mu , A. L. Wysocki , K. D. Belashchenko

Magnetic susceptibility in the deconfined phase of QCD is calculated in a closed form using a recent general expression for the quark gas pressure in magnetic field. Quark selfenergies are entering the result via Polyakov line factors and…

High Energy Physics - Phenomenology · Physics 2014-05-13 V. D. Orlovsky , Yu. A. Simonov

We measure the non-linear magnetic susceptibility $\chi^{(3)}$ of the disordered quantum Ising magnet, \lihofour, and demonstrate four-wave mixing due to coherent (anti-)Stokes Raman scattering at $\sim$ 100 Hz (p$e$V) energy scales. The…

Strongly Correlated Electrons · Physics 2024-10-10 C. Simon , D. M. Silevitch , T. F. Rosenbaum