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High Entropy NiMn-based Magnetic Refrigerant Materials

United States Patent Application

View the Complete Application at the US Patent & Trademark Office
Oak Ridge National Laboratory - Visit the Partnerships Directorate Website
A magnetocaloric alloy composition consists essentially of 20-40 weight % Mn, 6-26 weight % In, 1-5 weight % Si, and 0.3-12 wt. % of at least one other element selected from the group consisting of: Ga, Ge, Ag, Gd, Co, Pd, Sm, V, and Sn, balance Ni.
Barabash, Rozailya I. (Escondido, CA), Barabash, Oleg M. (Escondido, CA), Porter, Wallace D. (Clinton, TN), Vineyard, Edward A. (Knoxville, TN), Watkins, Thomas R. (Knoxville, TN)
14/ 807,203
July 23, 2015
STATEMENT REGARDING FEDERALLY SPONSORED RESEARCH [0002] The United States Government has rights in this invention pursuant to contract no. DE-ACO5-000R22725 between the United States Department of Energy and UT-Battelle, LLC.