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of Chemistry of the Chinese Academy of Sciences jointly discovered a new type of "metal oxygen cube" clusters
Time of Update: 2022-03-23
? The joint team of the Institute of Chemistry of the Chinese Academy of Sciences and the School of New Materials of Peking University Shenzhen Graduate School (Academician Yao Jiannian, Professor Pan Feng, and Researcher Luo Zhixun) based on the self-developed deep ultraviolet instrument platform, combined with quantum chemistry calculations, found a class with special stability The perovskite structure neutral cluster Co13O8 is a new type of "metalloxocubes" clusters with unique cubic aromaticity.
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Alkali metal oxygenates
Time of Update: 2021-06-30
The binary compounds formed by alkali metals and oxygen include ordinary oxides, peroxides, superoxides and ozonides .
Alkali metals burn in sufficient air, Li generates ordinary oxides Li 2 O, Na generates peroxides Na 2 O 2 , and K, Rb, and Cs generate superoxides KO 2 , RbO 2 , and CsO 2 .
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in the preparation of three-dimensional porous carbon matrix composites with single atom metal sites and their oxygen reduction catalysis
Time of Update: 2019-01-04
Recently, Zou ruqiang's research group of Beijing University of technology published a research paper entitled "purchasing up energetic metal organic frameworks to large carbon networks with hierarchi
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, reports on the self esterification and cross esterification of Alcohols Catalyzed by ionic liquids under the conditions of no metal and oxygen
Time of Update: 2018-11-14
Esterification is one of the most important reactions in organic synthesis and chemical industry In practice, esters are usually synthesized from alcohols and carboxylic acids or carboxylic acid deriv
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Evaluation method of oxygen barrier performance of metal bottle packaging for health food
Time of Update: 2015-12-14
Abstract: the health food is mostly the product with high nutritional composition, so it is required that the packaging of the health food should have high barrier to the external oxygen and water vap