Pressure-tuned magnetocaloric effect in Mn0.93 Cr0.07 CoGe
Author(s) -
L. Caron,
N. T. Trung,
E. Brück
Publication year - 2011
Publication title -
physical review b
Language(s) - English
Resource type - Journals
eISSN - 1538-4489
pISSN - 1098-0121
DOI - 10.1103/physrevb.84.020414
Subject(s) - magnetic refrigeration , hydrostatic pressure , phase transition , hydrostatic equilibrium , materials science , decoupling (probability) , physics , thermodynamics , crystallography , chemistry , magnetization , magnetic field , quantum mechanics , control engineering , engineering
Effects of physical and chemical pressures in the Mn1?xCrxCoGe series of compounds are studied. Cr substitution and hydrostatic pressure play similar roles in displacing TC to lower temperatures and coupling or decoupling magnetic and crystallographic transitions. In this work the similarities and differences between the effects of chemical and physical pressures are explored, helping unveil the nature of the first-order phase transition presented by MnCoGe-based compounds
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