V2EX micropore

Micropore

Definition / 定义

micropore微孔;指材料内部或表面上非常细小的孔隙(常见于膜材料、活性炭、沸石、土壤等),会影响吸附、过滤、渗透与比表面积等性质。该词在不同学科中孔径标准略有差异,但核心含义都是“极小的孔”。

Pronunciation / 发音

/makropr/

Examples / 例句

The filter has micropores that block bacteria.
这种滤膜有微孔,可以阻挡细菌。

Because its micropore structure is highly uniform, the material shows excellent adsorption of small molecules under low pressure.
由于其微孔结构高度均一,这种材料在低压条件下对小分子表现出很好的吸附性能。

Etymology / 词源

由 **micro-**(“微小的”,源自希腊语 mikrós)+ pore(“孔;孔隙”,与拉丁语 porus、希腊语 poros 有关)组合而成,字面意思就是“微小的孔”。

Related Words / 相关词

Literary Works / 文学与著作示例

  • Adsorption by Powders and Porous Solids: Principles, Methodology and Applications(Rouquerol 等):讨论多孔固体与吸附现象时常使用 micropore 等术语。
  • Membrane Technology and Applications(Richard W. Baker):在膜分离与孔结构描述中会出现 micropore
  • The Chemistry of Zeolites and Related Porous Materials(相关教材/专著):在沸石等微孔材料的结构与性质章节中使用 micropore
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