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April 23, 2026Scientia Sinica Chimica0 citationsOpen Access

Critical review of Methods for Interfacial pH Analysis

WLWenxuan LiuZCZiyan ChenZYZhichao Yang

Key Points

  • This review aims to outline the methods for analyzing interfacial pH and their impact on surface behavior.
  • Overview of various interfacial double layer structures and hydrogen bond networks.
  • Analysis of factors influencing interfacial pH, including properties of interfaces.
  • Comprehensive review of different methodologies for interfacial pH analysis.
  • Different double layer structures and hydrogen bond networks significantly affect proton distribution.
  • Interfacial pH impacts kinetic and thermodynamic properties of surface processes.
  • Existing methods for interfacial pH analysis vary in principles and applications.

Abstract

固-水界面过程的认知与调控是水相催化转化、吸附分离等技术创新发展的基础。固体表面与水、溶质分子等的相互作用可改变界面微环境中的氢键网络结构与离子分布，产生不同于体相的pH，进而显著影响诸多过程的动力学与热力学特性。分析界面微环境pH的变化则是深入解析界面行为、精准调控界面过程的重要前提。本文围绕界面pH分析这一问题，阐述了不同界面双电层结构及氢键网络结构对质子分布的调控作用，分析了界面性质等诸多因素对界面 pH 的影响，进而系统综述了各类界面pH分析方法的原理、特点与应用场景，并展望了该领域的现存挑战与今后发展方向。

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Cite This Study

Liu et al. (2026) studied this question.

synapsesocial.com/papers/69e9b6aa85696592c86eb04chttps://doi.org/10.1360/ssc-2026-0060
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