Single phase of ammonium tetramolybdate in the micro power form was prepared frompolyphase ammonium paramolybdate. Its heat capacity from 14.25℃ to 120.12 ℃ w
Nanocrystalline powders in the Ni-Ti and Ni-Cr systems were prepared by mechanical alloying (MA) of elemental crystalline powders in an inert atmosphere. The mi