支撑特性对支撑钯在一水肼分解反应中的状态和活性的影响

IF 1.3 4区 化学 Q4 CHEMISTRY, PHYSICAL Kinetics and Catalysis Pub Date : 2024-09-04 DOI:10.1134/s0023158424601748
V. A. Matyshak, O. N. Silchenkova, A. N. Ilichev, M. Ya. Bykhovsky, V. Yu. Bychkov
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引用次数: 0

摘要

摘要 本文比较了通过不同方法获得的不同相组成的铝氧化物上沉积的钯簇的特性和活性。测定了每种催化剂可用于吸附肼的钯原子数。结果发现,在一水肼的分解反应中,钯原子的数量与氢形成的速率之间存在相关性。得出的结论是,使用具有较大比表面积的改性载体可以获得分解肼的活性钯催化剂。比表面积及其改性决定了活性试剂的表面覆盖率。显然,应继续研究载体的各种特性在活性相形成中的作用。
本文章由计算机程序翻译,如有差异,请以英文原文为准。

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Influence of Support Properties on the State and Activity of Supported Palladium in the Decomposition Reaction of Hydrazine Monohydrate

Abstract

The paper compares the properties and activity of palladium clusters deposited on aluminum oxides of different phase compositions obtained by different methods. The numbers of palladium atoms available for the adsorption of hydrazine were determined for each catalyst. A correlation was found between the number of such atoms and the rate of hydrogen formation in the decomposition reaction of hydrazine monohydrate. It was concluded that an active palladium catalyst for the decomposition of hydrazine can be obtained using a modified support with a large specific surface area. The specific surface area and its modification determined the surface coverage with the active reagent. Obviously, the study of the role of various properties of supports in the formation of the active phase should be continued.

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来源期刊
Kinetics and Catalysis
Kinetics and Catalysis 化学-物理化学
CiteScore
2.10
自引率
27.30%
发文量
64
审稿时长
6-12 weeks
期刊介绍: Kinetics and Catalysis Russian is a periodical that publishes theoretical and experimental works on homogeneous and heterogeneous kinetics and catalysis. Other topics include the mechanism and kinetics of noncatalytic processes in gaseous, liquid, and solid phases, quantum chemical calculations in kinetics and catalysis, methods of studying catalytic processes and catalysts, the chemistry of catalysts and adsorbent surfaces, the structure and physicochemical properties of catalysts, preparation and poisoning of catalysts, macrokinetics, and computer simulations in catalysis. The journal also publishes review articles on contemporary problems in kinetics and catalysis. The journal welcomes manuscripts from all countries in the English or Russian language.
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