RHE 是一种基于实验溶液实际 pH值 的基准电极。 在不同的pH条件下，氢电极电势会发生变化，RHE 的电势通过以下公式计算： 这种电极在变动pH环境中具有很大的灵活性，因此在许多电化学研究中非常常用。 在电化学测量中，有时需要在这些基准电极之间进行转换。 例如，若实验使用的是RHE，结果通常会用 SHE 表示，特别是在标准化的研究中。 转化关系如下： 理解和掌握RHE、SHE、NHE的概念及其相互转化对电化学研究至关重要。 它们不仅为实验提供了统一 …

A reversible hydrogen electrode (RHE) is a reference electrode, more specifically a subtype of the standard hydrogen electrodes, for electrochemical processes. Unlike the standard hydrogen electrode, its measured potential does change with the pH, so it can be directly used in the electrolyte. [1][2][3]

2020年7月2日 · Research in electrocatalysis as well as in physical and analytical electrochemistry typically employs a three-electrode configuration comprising a working electrode (WE), a counter electrode (CE), and a reference electrode (RE) placed in an electrochemical cell, which is filled with a high-purity aqueous electrolyte solution (this contribution i...

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氢标电极 作为一切参比电极的零点，其在文献中的使用有三种表现形式，分别为 nhe ， rhe 和 she ，特此分享。 一个理想的参比电极应该的样子. 一个理想的参比电极最核心的一点是理想非极化电极，即在电流变化时其电极电势依然能迅速恢复稳定。

2023年9月25日 · 目前，三种氢电极，即 一般氢电极 (Normal Hydrogen Electrode, NHE)， 标准氢电极 (Standard Hydrogen Electrode, SHE)和 可逆氢电极 (Reversible Hydrogen Electrode, RHE)经常于各类文献中被用于表示电极电势，并在不少场合出现了随意使用的趋势。然而三者却有 …

2019年1月22日 · This note differentiates the concepts of NHE, SHE and RHE, the three hydrogen electrodes used as the zero-level potential reference in electrochemistry. Discover the world's research 25+ million...

The idea behind the RHE is to measure the potential of the hydrogen/proton redox couple in the same electrolyte as being used in the experiment. The argument being that, doing this removes possible contaminations issues from the leaking of either chloride or sulfate into the electrochemical cell being studied.

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2022年6月6日 · The best way to accurately and systematically compare potentials recorded vs a particular RE is to calibrate the RE to a reliable and reproducible standard reference scale such as the SHE, or more practically, the reversible hydrogen electrode (RHE), where 0.000 V vs RHE is defined as the potential of Pt in H 2-saturated electrolyte at the pH ...