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Related papers: Magnetic cryocooling with Gd3+ centers in a light …

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An excellent molecule-based cryogenic magnetic refrigerant, gadolinium acetate tetrahydrate, is here used to decorate selected portions of silicon substrate. By quantitative magnetic force microscopy for variable applied magnetic field near…

Gadolinium oxyhydride GdHO is a photochromic material that darkens under illumination and bleaches back by thermal relaxation. As an inorganic photochromic material that can be easily deposited by magnetron sputtering, GdHO has very…

Materials Science · Physics 2023-09-18 Jose Montero , Peter Svedlindh , Lars Österlund

Here we report magneto-thermal properties of Gd3Ir compounds using magnetic and heat capacity data. We observed large isothermal entropy change, adiabatic temperature change and relative cooling power are 4.1J/Kg, 4K and 437J/Kg on 50KOe…

Materials Science · Physics 2015-01-30 Pramod Kumar , Rachana Kumar

The magnetocaloric effect enables magnetic refrigeration and plays an important role for cooling at cryogenic temperatures, which is essential for emergent technologies such as hydrogen liquefaction and quantum computing. Here, we study the…

The existence and feasibility of the multicaloric, polycrystalline material 0.8Pb(Fe1/2Nb1/2)O3-0.2Pb(Mg1/2W1/2)O3, exhibiting magnetocaloric and electrocaloric properties, are demonstrated. Both the electrocaloric and magnetocaloric…

We have investigated the magnetic and magnetocaloric properties of EuHo$_2$O$_4$ and EuDy$_2$O$_4$ by magnetization and heat capacity measurements down to 2 K. These compounds undergo a field-induced antiferromagnetic to ferromagnetic…

Strongly Correlated Electrons · Physics 2012-09-27 A. Midya , N. Khan , D. Bhoi , P. Mandal

Among the magnetic materials, those with ferromagnetic character are, by far, the most studied in what concerns applications of the magnetocaloric effect. However, recently, diamagnetic materials received due attention never received…

Materials Science · Physics 2015-08-03 M. S. Reis

Rare-earth (RE) based frustrated magnets have attracted great attention as excellent candidates for magnetic refrigeration at sub-Kelvin temperatures, while the experimental identification on systems exhibiting both large volumetric cooling…

Frustrated lanthanide oxides with dense magnetic lattices are of fundamental interest for their potential in cryogenic refrigeration due to a large ground state entropy and suppressed ordering temperatures, but can often be limited by…

Strongly Correlated Electrons · Physics 2022-03-17 EliseAnne C. Koskelo , Cheng Liu , Paromita Mukherjee , Nicola D. Kelly , Sian E. Dutton

$La_{0.7}Ca_{0.3}MnO_3$ samples were prepared in nano- and polycrystalline forms by sol-gel and solid state reaction methods, respectively, and structurally characterized by synchrotron X-ray diffraction. The magnetic properties determined…

Materials Science · Physics 2012-08-31 M. Pekala , V. Drozd , J. F. Fagnard , Ph. Vanderbemden , M. Ausloos

The advent of caloric materials for magnetocaloric, elastocaloric, and electrocaloric cooling is changing the landscape of solid state cooling technologies with potentials for high-efficiency and environmentally-friendly residential and…

Materials Science · Physics 2019-02-12 Huilong Hou , Peter Finkel , Margo Staruch , Jun Cui , Ichiro Takeuchi

The caloric effect in Gd5Si2Ge2 compound is studied experimentally and theoretically. The first-order phase transition is sensitive to both magnetic field and pressure. It indicates that the influences of magnetic field and pressure on the…

Materials Science · Physics 2015-05-20 Junding Zou

The manganocuprate compound Gd3Ba2Mn2Cu2O12 (Gd-3222) has been synthesized by conventional solid state reaction method and its magnetic behavior has been studied by dc and ac magnetization (M) and heat capacity (C) measurements as a…

We report the structural, magnetic properties, and magnetocaloric effect of a new polycrystalline compound of $\mathrm{Tb_2Rh_3Ge}$. This present compound crystallizes with $\mathrm{Mg_2Ni_3Si}$-type of rhombohedral Laves phases (space…

Materials Science · Physics 2021-10-04 Baidyanath Sahu , AM Strydom

As materials with suppressed ordering temperatures and enhanced ground state entropies, frustrated magnetic oxides are ideal candidates for cryogenic magnetocaloric refrigeration. While previous materials design has focused on tuning the…

The RPO4 orthophosphates (R = rare earth element) have recently attracted a wide interest due to the strong coupling between their electronic, orbital and structural ordering parameters resulting in a variety of functional properties.…

Materials Science · Physics 2026-05-01 M. Balli , L. Attou , S-E. Bouzarmine , S. Oubad , K. El Maalam , P. Fournier , S. Mangin

Systematically magnetic and magnetothermal measurements at temperatures down to 2 K and magnetic fields up to 13.5 Tesla for Gd(OH)3 Single Crystal Nanowires - Quasi-1D Large Spin (S = -7/2) Chain Antiferromagnet have been conducted. We…

Materials Science · Physics 2012-07-16 R. Zeng , C. F. Zhang , J. C. Debnath , P. Shamba , J. L. Wang , Z. X. Chen , Z. P. Guo , S. X. Dou

We discuss the magnetocaloric properties of gadolinium containing magnetic molecules which potentially could be used for sub-Kelvin cooling. We show that a degeneracy of a singlet ground state could be advantageous in order to support…

Strongly Correlated Electrons · Physics 2014-09-17 J. Schnack , C. Heesing

We present here, the effect of microstructure on the magnetic, electrical and thermal properties of (V$_{0.60}$Ti$_{0.40}$)-Gd alloys. The gadolinium is found to be immiscible and precipitates with a size $<$1.2~$\mu$m in the…

Superconductivity · Physics 2021-03-26 Sabyasachi Paul , SK. Ramjan , L. S. Sharath Chandra , M. K. Chattopadhyay

The extraordinary properties of a heterostructure by stacking atom-thick van der Waals (vdW) magnets have been extensively studied. However, the magnetocaloric effect (MCE) of heterostructures that are based on monolayer magnets remains to…

Materials Science · Physics 2023-04-26 Weiwei He , Ziming Tang , Qihua Gong , Min Yi , Wanlin Guo