00955nam a2200241 k 4500001001500000005001500015008004100030040001900071041001300090049003100103052002300134056001500157082001700172100004800189245017500237260003600412300003900448502008000487653009400567950002100661963002000682965001100702KDM199302731  20200729155905930525s1992    ulkaf      AK 000   kor    a011001c0110010 akorbeng0 lEM965566lEM1012935c2fDP01a570.329b선957ㄱ  a570.329230 a660.29952191 a선양국,g宣良國,d1961-0KAC20172463710a고온산화물 초전도체 제조 및 촉매활성에 관한 연구=x(A)study on the preparation of high-tc oxide superconductor and its catalytic activity/d선양국  a서울:b서울대학교,c1992  axvii,183장:b삽도,도판;c26cm1 a학위논문(박사) --b서울대학교 대학원:c화학공학과,d1992  a고온산화물a초전도체a촉매aHIGHTCaOXIDEaSUPERCONDUCTORaCATALYTICaACTIVITY1 a비매품b\8900  a화학공학과  a촉매