Jung Hun Jung, Kwang Decg Joo, Oh Shim Kim, Sun Jin 2024-01-13T07:31:32Z 2024-01-13T07:31:32Z 2021-09-29 https://pubs.kist.re.kr/handle/201004/104127 English mesoporous materials molecular sieve tantalum Niobium Synthesis and catalytic Application of Mesoporous Molecular Sieves MCM-41 Containing Niobium and Tantalum Conference 1 IUMRS-ICA-2006, pp.274 IUMRS-ICA-2006 274 274 KO