Large reversible magnetocaloric effect induced by metamagnetic transition in antiferromagnetic HoNiGa compound

Wang Yi-Xu¹, Zhang Hu^{1, †,}, Wu Mei-Ling¹, Tao Kun¹, Li Ya-Wei¹, Yan Tim², Long Ke-Wen², Long Teng¹, Pang Zheng¹, Long Yi¹

(a) Temperature dependences of ZFC and FC magnetizations for HoNiGa under a magnetic field of 0.01 T and the inverse dc susceptibility (χ⁻¹) as a function of temperature fitted to Curie–Weiss law in a magnetic field of 1 T; (b) temperature dependences of magnetization for HoNiGa under various magnetic fields.