Abstract: An alloy represented by the formula (MnxAly)Cz, the alloy being aluminum (Al), manganese (Mn), and carbon (C), and optionally unavoidable impurities; wherein x=56.0 to 59.0 y=41.0 to 44.0 x+y=100, and z=1.5 to 2.4. The alloy is highly suitable for forming the ? and ? phase in high purity and high microstructural homogeneity. A method for processing an alloy of formula (Mnx?Aly?)Cz?, wherein x?=52.0 to 59.0, y?=41.0 to 48.0, x?+y?=100, and z?=0.1 to 3.0, the process including providing the raw materials of the alloy, melting the raw materials, and forming particles of the alloy by gas atomization of the molten alloy.

Abstract: An alloy represented by the formula (MnxAly)Cz, the alloy being aluminum (Al), manganese (Mn), and carbon (C), and optionally unavoidable impurities; wherein x=56.0 to 59.0 y=41.0 to 44.0 x+y=100, and z=1.5 to 2.4. The alloy is highly suitable for forming the ? and ? phase in high purity and high microstructural homogeneity. A method for processing an alloy of formula (Mnx?Aly?)Cz?, wherein x?=52.0 to 59.0, y?=41.0 to 48.0, x?+y?=100, and z?=0.1 to 3.0, the process including providing the raw materials of the alloy, melting the raw materials, and forming particles of the alloy by gas atomization of the molten alloy.

Abstract: There is provided solid composite material comprising an alloy based on manganese, aluminum and optionally carbon, and dispersed nanoparticles made from a material X, as well as a method of manufacturing the same. The material X is different from manganese, aluminum, carbon or a mixture thereof and satisfying the following requirements the melting temperature of the material X is 1400° C. or higher, preferably 1500° C. or higher; and the material X comprises a metal. The composite material is suitable as a magnetic material or as a precursor of a magnetic material, and allows obtaining improved magnetic properties as compared to existing alloys based on manganese, aluminum and optionally carbon due the presence of the nanoparticles. A magnetic material in shaped form comprising the composite material and an electric or electronic device comprising the magnetic material are also part of the invention.

Abstract: An alloy represented by the formula (MnxAly)Cz, the alloy being aluminum (Al), manganese (Mn), and carbon (C), and optionally unavoidable impurities; wherein x=56.0 to 59.0 y=41.0 to 44.0 x+y=100, and z=1.5 to 2.4. The alloy is highly suitable for forming the ? and ? phase in high purity and high microstructural homogeneity. A method for processing an alloy of formula (Mnx?Aly?)Cz?, wherein x?=52.0 to 59.0, y?=41.0 to 48.0, x?+y?=100, and z?=0.1 to 3.0, the process including providing the raw materials of the alloy, melting the raw materials, and forming particles of the alloy by gas atomization of the molten alloy.

Abstract: The present disclosure concerns a method of producing a nickel-containing hydrogen storage alloy for use in a nickel metal hydride battery, the method comprising the steps: i. Providing a mixed active material comprising used positive electrode active material and used negative electrode active material; ii. Reducing the mixed active material, thereby obtaining a reduced active material; iii. Adding one or more metals to the reduced active material; iv. Remelting the mixture obtained in step iii; thereby obtaining a nickel-containing hydrogen storage alloy. The present disclosure also concerns nickel-containing hydrogen storage alloys obtained by the disclosed method.