V2EX oligomer

Oligomer

定义 Definition

n. 化学、生物化学和材料科学术语,指由少数重复单元或亚基组成的分子、短链聚合物或分子复合体。它通常比单体大、比高分子聚合物短,性质常随单元数量和连接方式变化。常见语境包括短链核酸、蛋白质亚基复合体、树脂或塑料形成过程中的中间产物。

发音 Pronunciation

/lmr/

例句 Examples

An oligomer is made from only a few repeating units.
低聚物只由少数几个重复单元组成。

In polymer chemistry, scientists often study how an oligomer changes before it becomes a longer polymer chain.
在聚合物化学中,科学家常研究低聚物在变成长聚合物链之前如何发生变化。

词源 Etymology

来自希腊语 oligos,意为“少的、少量的”,加上 -mer,意为“部分、单元”。因此该词字面意思接近“由少数单元组成的物质”。

相关词 Related Words

科学文献用例 Scientific Usage

  • 在聚合物化学教材中,用于区分短链低聚物与长链聚合物。
  • 在生物化学文献中,用于描述由多个蛋白质亚基组成的复合体。
  • 在核酸研究中,可用于描述较短的 DNA 或 RNA 片段,如 oligonucleotide。
  • 在材料科学和树脂固化研究中,用于讨论反应中间体、分子量分布和材料性能变化。
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