V2EX catalytic cycle

Catalytic Cycle

定义 Definition

catalytic cycle 指“催化循环”:在催化反应中,催化剂通过一系列重复的步骤与反应物作用、生成中间体并释放产物,最后催化剂被再生,从而能持续推动反应进行的过程。(在化学、酶催化与工业催化中很常见。)

例句 Examples

A catalyst speeds up the reaction by entering a catalytic cycle.
催化剂通过进入一个催化循环来加速反应。

In many enzyme systems, the catalytic cycle includes binding, transformation, and product release, after which the active site is regenerated.
在许多酶系统中,催化循环包括结合、转化与产物释放,随后活性位点被再生。

发音 Pronunciation (IPA)

/ktltk sakl/

词源 Etymology

catalytic 来自 catalysis(催化),其词根源于希腊语 *kata-*(向下、彻底)与 lysis(分解、松解),表达“促使变化发生”的含义;cycle 源于希腊语 kyklos,意为“圆、循环”。合起来强调“催化过程以循环方式进行,并使催化剂回到起始状态”。

相关词 Related Words

文学与著作中的用例 Literary Works

  • Atkins’ Physical Chemistry(《阿特金斯物理化学》)用于解释催化与反应机理中的“循环步骤”概念。
  • March’s Advanced Organic Chemistry(《马奇高等有机化学》)常在金属催化、有机反应机理讨论中出现。
  • Principles of Bioinorganic Chemistry(生物无机化学教材/专著)用于描述金属酶的催化循环与中间体变化。
  • Heterogeneous Catalysis: Principles and Applications(多相催化相关专著/教材)用于工业催化反应路径与循环再生的阐述。
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