V2EX phase transformation

Phase Transformation

Definition / 释义

“相变;相态转变”。指物质从一种相(如固态、液态、气态,或不同晶体结构/组织状态)转变为另一种相的过程,通常由温度、压力或成分变化引起。在材料科学与热力学中很常见(如熔化、凝固、沸腾、马氏体转变等)。

Pronunciation / 发音

/fez trnsfrmen/

Examples / 例句

Water undergoes a phase transformation when it freezes.
水在结冰时会发生相变。

During heat treatment, controlling the phase transformation can greatly improve the steel’s strength and toughness.
在热处理中,控制相变过程可以显著提高钢的强度和韧性。

Etymology / 词源

phase 源自希腊语 phasis(“显现、出现”),在科学语境中引申为“状态/相态”。transformation 源自拉丁语 transformare(*trans-*“跨越/改变” + formare“塑形”),意为“改变形态”。合在一起,phase transformation 就是“相态的改变/转变”。

Related Words / 相关词

Literary & Notable Works / 文学与著名作品

  • Phase Transformations in Metals and Alloys(D. A. Porter, K. E. Easterling, M. Y. Sherif):经典冶金相变教材,系统讲解扩散、形核与长大等机制。
  • Materials Science and Engineering: An Introduction(William D. Callister):材料科学入门教材中多处以“phase transformation”讲解相图与热处理。
  • Physical Metallurgy Principles(Robert E. Reed-Hill, Reza Abbaschian):以金属物理冶金为主线讨论相变动力学与组织演化。
  • Introduction to the Thermodynamics of Materials(David R. Gaskell):在热力学框架下讨论相稳定性与相变驱动力。
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