V2EX scf

Scf

定义 Definition

scf 通常是缩写(首字母缩略语),常见含义有:

  1. standard cubic foot / standard cubic feet标准立方英尺(在规定的“标准温度与压力”下的气体体积单位,常用于流量与天然气计量)。
  2. self-consistent field自洽场(量子化学/计算化学中的一种迭代求解方法,常见于 HartreeFock 等计算)。
    (具体含义需结合上下文判断。)

发音 Pronunciation

/s si f/

例句 Examples

The compressor delivers 500 scf of gas per minute.
压缩机每分钟输送 500 标准立方英尺(scf)的气体。

In quantum chemistry, an SCF procedure iteratively updates the electron density until it converges.
在量子化学中,SCF(自洽场)过程会迭代更新电子密度,直到收敛为止。

词源 Etymology

scf 属于首字母缩写:分别来自 standard cubic foot/feet(标准立方英尺),或 self-consisten field(自洽场)。这类写法常见于工程与科研文献,用于提高表达效率。

相关词 Related Words

文学与著作 Literary Works

  • Modern Quantum Chemistry: Introduction to Advanced Electronic Structure Theory(Szabo & Ostlund):讨论 SCF 与相关电子结构方法。
  • Essentials of Computational Chemistry: Theories and Models(Christopher J. Cramer):多处使用 SCF 指代自洽场计算与收敛。
  • Perry’s Chemical Engineers’ Handbook:工程计量场景中常见 scf(标准立方英尺)用于气体体积/流量。
  • GPSA Engineering Data Book:天然气与工艺计算中常用 scf 作为标准体积单位。
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