Sintering temp(℃)1100110011001100110011001000Table 1 Conditions of experiment in Fe:Cu, 1:1 & 2:10 ... /㎤) × 100 = 66%◆ It is possible to fill the inner pore of pressed Fe with Cupowderin weight ratio of 34 ... intering was failed, because amount of Cupowder had been added too much. In addition, sintering
연구 동향 ( 오상수 책임연구원 - 한국전기연구원 , 초전도 연구센터 ) 3. Production of YBCO Superconductor Sample by Powder-In ... - YBCO 발견 ( T c =93K)2. YBCO YBCO? 4 / 14 YBa 2 Cu 3 O 7 이트륨 - 바륨 - 구리 - 산화물 , Y123 Paul Chu ... , University of Alabama in Huntsville in 1987 Precursor Y 2 O 3 , BaCO 3 , CuO High T C , High H C - T C =93K
for Cr-C in 50 Vol% liquid Ni-Cu melts at 1350℃10Fig. 4.5 Pore formation at the prior additive ... particle site in Fe-Ti sintered above the 1085℃ eutectic temp.SR 1 → Densification, SR 1 → Pore ... . 4.18 W-Cu에 대한 부피 shrinkagePore characteristics▶ Liquid Phase Sintering의 초기 단계와 관련된 2개의 기공변화 1. 미세