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- W960392803 abstract "共沉淀-浸渍法制备Pt／Co-Ba-Al-O样品。采用XRD，XAFS等手段对样品的微观结构进行了详细的表征。载体经过800℃焙烧后，Co物种主要以四面体配位的铝酸钴相存在。铂物种则以小金属原子簇形式存在，分散度很高。添加钴物种对Ba物种存在形态的影响不大；但改善了氧化铝相的分散度：抑制了金属铂原子簇与载体的相互作用，使Pt在催化剂表面分散更均匀。" @default.
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- W960392803 date "2002-01-01" @default.
- W960392803 modified "2023-09-27" @default.
- W960392803 title "稀燃NOx阱Pt／Co-Ba-Al-O中钴助剂的XAFS研究" @default.
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