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Title: On the formation of MoSi{sub 2} by self-propagating high-temperature synthesis

Journal Article · · Acta Materialia
; ; ;  [1]
  1. Hong Ik Univ., Seoul (Korea, Republic of). Dept. of Materials Science and Metallurgy

The formation mechanism of MoSi{sub 2} by self-propagating high-temperature synthesis (SHS) was studied by quenching the reaction front into liquid nitrogen or in a copper block. The microstructural analysis of the front indicated that the formation of MoSi{sub 2} occurs via dissolution of Mo into Si melt followed by MoSi{sub 2} precipitation. The effects of processing variables including Mo particle size, preheating temperature, and diluent content on the MoSi{sub 2} particle size were discussed, based on the mechanism proposed in this study.

OSTI ID:
415422
Journal Information:
Acta Materialia, Vol. 44, Issue 11; Other Information: PBD: Nov 1996
Country of Publication:
United States
Language:
English