Magnetocaloric effect in rare earth Ho2O3 nanoparticles at cryogenic temperature

K.P. Shinde, W.Z. Nan, M.V. Tien,H. Lin,H.-R. Park,S.-C. Yu,K.C. Chung, D.-H. Kim

Journal of Magnetism and Magnetic Materials（2020）

引用 8|浏览30

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摘要

•Ho2O3 nanoparticles prepared by oxidation of HoN nanoparticles.•Amorphous Ho2O3 converted into crystalline Ho2O3 by annealing.•Second-order antiferromagnetic phase transition occurs at cryogenic temperature.•MCE was found to be 22.4 J/kgK at ΔH = 5 T for crystalline Ho2O3.

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关键词

magnetocaloric effect,nanoparticles,rare earth,temperature

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