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Related papers: Magnetocaloric effect in the high-temperature anti…

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We report on the structural, magnetic, and magnetocaloric properties of polycrystalline (La0.5Pr0.5)0.6Ba0.4MnO3 (LPBMO), which was fabricated by a conventional solid-state reaction method. LPBMO undergoes a second-order paramagnetic to…

Materials Science · Physics 2020-03-18 Nguyen Thi My Duc , Chang-Ming Hung , Ngo Thu Huong , Manh-Huong Phan

The large magnetocaloric effect (MCE), which accompanies the first order ferromagnetic/anti-ferromagnetic transition in CsCl-ordered Fe-Rh alloys, has been investigated by measurements in slowly cycled magnetic fields of up to 2 T in…

Materials Science · Physics 2016-05-12 V. I. Zverev , A. M. Saletskij , R. R. Gimaev , A. M. Tishin , T. Miyanaga , J. B. Staunton

Magnetic and thermal properties of Ferromagnetic (FM) Ce_{2.15}(Pd_{1-x}Ag_x)_{1.95}In_{0.9} alloys were studied in order to determine the Quantum Critical Point (QCP) at T_C => 0. The increase of band electrons produced by Pd/Ag…

Strongly Correlated Electrons · Physics 2015-07-17 J. G. Sereni , M. Giovannini , M. Gomez Berisso , F. Gastaldo

We present a comprehensive investigation of the electronic structure, magnetization, specific heat, and crystallography of TbSi (FeB structure type) and TbSi$_{0.6}$Ge$_{0.4}$ (CrB structure type) compounds. Both TbSi and…

Materials Science · Physics 2026-01-01 Ajay Kumar , Prashant Singh , Andrew Doyle , Deborah L. Schlagel , Yaroslav Mudryk

In this work, we investigate the magnetic structures of $(Fe_{1-x}Mn_x)_2AlB_2$ solid-solution quaternaries in the $x = 0$ to $1$ range using x-ray and neutron diffraction, magnetization measurements, and mean-field theory calculations.…

Materials Science · Physics 2020-08-10 D. Potashnikov , E. N. Caspi , A. Pesach , S. Kota , M. Sokol , L. A. Hanner , M. W. Barsoum , H. A. Evans , A. Eyal , A. Keren , O. Rivin

We report a detailed study of the magnetic properties of CeCo$_{0.85}$Fe$_{0.15}$Si under high magnetic fields (up to 16 Tesla) measuring different physical properties such as specific heat, magnetization, electrical resistivity, thermal…

Strongly Correlated Electrons · Physics 2016-08-03 V. F. Correa , D. Betancourth , J. G. Sereni , N. Caroca-Canales , C. Geibel

In this paper, we report on the magnetocaloric properties of some selected multiferroic oxides, namely HoMn2O5 and La2(Ni,Co)MnO6 compounds which exhibit transition points from 10K up to almost room temperature. In order to avoid grain…

Materials Science · Physics 2016-08-10 M. Balli , D. Matte , S. Jandl , P. Fournier , M. M. Gospodinov

This work investigates the magnetocaloric effect (MCE) in LaFe_{11.6}Si_{1.4} and LaFe_{11.78}Mn_{0.41}Si_{1.32}H_{1.6} alloys under adiabatic {\Delta}T and isothermal {\Delta}Q conditions in a magnetic field of {\mu}_{0}H = 1.8 T. The…

Magnetocaloric microwires are very promising for energy-efficient magnetic refrigeration in micro electromechanical systems (MEMS) and nano electromechanical systems (NEMS). Creating microwires that exhibit large magnetocaloric effects…

Applied Physics · Physics 2023-12-18 Lin Luo , Hongxian Shen , Lunyong Zhang , Yongjiang Huang , Jianfei Sun , Manh-Huong Phan

We study the magnetocaloric effect and critical behavior of Co$_2$Cr$_{1-x}$Mn$_x$Al ($x=$ 0.25, 0.5, 0.75) Heusler alloys across the ferromagnetic (FM) transition (T$_{\rm C}$). The Rietveld refinement of x-ray diffraction patterns exhibit…

Materials Science · Physics 2020-01-08 Priyanka Nehla , V. K. Anand , Bastian Klemke , Bella Lake , R. S. Dhaka

We report on the magnetic and magnetocaloric properties of a MnRhAs single crystal. The ternary arsenide exhibits a rather complex magnetic behaviour. A first order metamagnetic type transition from antiferromagnetic (AFI) to ferromagnetic…

Materials Science · Physics 2016-10-10 M. Balli , D. Fruchart , R. Zach

The resistivity, magnetoresistance and in-field heat capacity measurements were performed on GdPt$_{2}$ intermetallic compound. The magnetocaloric parameters $\Delta T_{ad}$ and $-\Delta S$ were derived from the in-field heat capacity data.…

Materials Science · Physics 2009-11-11 Tapas Samanta , I. Das

The magnetothermodynamics of strongly frustrated classical Heisenberg antiferromagnets on kagome, garnet, and pyrochlore lattices is examined. The field induced adiabatic temperature change (dT/dH)_S is significantly larger for such systems…

Strongly Correlated Electrons · Physics 2007-05-23 M. E. Zhitomirsky

Heusler alloys are widely studied due to their interesting structural and magnetic properties, like magnetic memory shape ability, coupled magneto-structural phase transitions and half-metallicity; ruled, for many cases, by the valence…

Large magnetic entropy change (deltaSM) can realize a prominent heat transformation under the magnetic field and directly strengthen the efficacy of the magnetocaloric effect, which provides a pioneering environmentally friendly solid-state…

Materials Science · Physics 2025-02-17 Xiaohe Liu , Ping Song , Sen Yao , Yuhao Lei , Ling Yang , Shenxiang Du , Yiran Deng , Defeng Guo

The magnetocaloric effect or "magnetic Gr\"uneisen ratio" $\Gamma_H=T^{-1}(dT/dH)_S$ quantifies the cooling or heating of a material when an applied magnetic field is changed under adiabatic conditions. Recently this property has attracted…

Strongly Correlated Electrons · Physics 2013-06-25 Yoshi Tokiwa , Philipp Gegenwart

Polycrystalline Heusler compounds Ni2Mn0.75Cu0.25Ga0.84Al0.16 with a martensitic transition between ferromagnetic phases and Ni2Mn0.70Cu0.30Ga0.84Al0.16 with a magnetostructural transformation were investigated by magnetization and thermal…

Materials Science · Physics 2021-04-28 Alberto A. Mendonca , Luis Ghivelder , Jesus F. Jurado , Angelo M. Gomes

The f-electron compound CeAuSb2, which crystallizes in the ZrCuSi2-type tetragonal structure, orders antiferromagnetically between 5 and 6.8 K, where the antiferromagnetic transition temperature T_N depends on the occupancy of the Au site.…

Strongly Correlated Electrons · Physics 2012-03-26 S. Seo , V. A. Sidorov , H. Lee , D. Jang , Z. Fisk , J. D. Thompson , T. Park

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

The effect of an external (electro)magnetic field on the finite temperature transition of QCD is studied. We generate configurations at various values of the quantized magnetic flux with $N_f=2+1$ flavors of stout smeared staggered quarks,…

High Energy Physics - Lattice · Physics 2012-02-29 G. S. Bali , F. Bruckmann , G. Endrodi , Z. Fodor , S. D. Katz , S. Krieg , A. Schafer , K. K. Szabo