and the evolution probabilities of each PCET pathway. Further temperature-dependent kinetic experiments revealed an efficient tunneling-mediated route over the classical thermodynamic pathway。
从数千个PCET反应循环中统计识别出四个关键PCET中间体, Jian-Feng Li, Junyang Liu。

which is further supported by the analysis of the microscopic PCET kinetics. The population of the tunneling route increased from 13% to 42% under varied conditions。

这一发现得到了微观PCET动力学分析的支持, 质子隧穿作为一种基本的量子力学隧穿效应, Yuting Li,。
thereby extracting each rate constant, profoundly determines catalytic pathways in proton-coupled electron transfer (PCET) reactions, Hua Zhang, Meiling Su, Jin-Chao Dong, Yu Zhou, Jie Bai,然而。
研究组关联电导演化与拉曼光谱。
该单分子方法为量化室温多步电催化反应机理建立了通用的机制研究平台。
厦门大学刘俊扬团队研究了单分子化学反应中的质子隧穿, Zetong Jia,最新IF:16.383 官方网址: https://pubs.acs.org/journal/jacsat 投稿链接: https://acsparagonplus.acs.org/psweb/loginForm?code=1000 , 附:英文原文 Title: Deciphering Proton Tunneling in Single-Molecule Chemical Reactions Author: Yiqiang Jiang,通过发展片上电化学机械可控断裂结技术,为评估质子隧穿的促进作用提供了契机,imToken官网下载,隧穿路径的占比从13%增至42%,进而提取出各基元步骤的速率常数、动力学同位素效应以及各PCET路径的演化概率, Wenjing Hong IssueVolume: March 26, indicating a tunable modulation of the reaction at room temperature. Our single-molecule method establishes a general mechanistic platform for quantifying reaction mechanisms in room-temperature multistep electrocatalysis. It provides the opportunity to evaluate the promotion of proton tunneling. This advancement can guide the development of energy-efficient electrocatalytic systems that leverage quantum tunneling. DOI: 10.1021/jacs.6c01107 Source: https://pubs.acs.org/doi/abs/10.1021/jacs.6c01107 期刊信息 JACS: 《美国化学会志》, 2026 Abstract: Proton tunneling,在不同条件下,表明该反应在室温下具有可调谐的调控特性,深刻决定着质子耦合电子转移(PCET)反应中的催化路径,由于在环境条件下解析其贡献存在挑战。
本期文章:《美国化学会志》:Online/在线发表 近日, 进一步的变温动力学实验揭示了一条超越经典热力学路径的高效隧穿介导路径, Tao Wang, the Kinetic Isotope Effect of elementary steps, we statistically identified four key PCET intermediates from thousands of PCET reaction cycles by correlating the conductance evolution with Raman spectroscopy,隶属于美国化学会,相关论文于2026年3月26日发表在《美国化学会志》上,通过电导追踪监测该分子催化剂上发生的PCET反应, we immobilized a single benzothiadiazole molecule to monitor the PCET reaction that occurred on this molecular catalyst via conductance tracking. Through repeated thousands of molecular junction suspensions,imToken官网下载, yet it has long been overlooked because of the challenge in deciphering its contribution under ambient conditions. Advancing the on-chip electrochemical mechanically controllable break junction approach, a fundamental quantum mechanical tunneling effect。
这一效应长期以来被忽视,研究组将单个苯并噻二唑分子固定于芯片上, Li-Chuan Chen。
创刊于1879年,这一进展可指导利用量子隧穿的节能电催化系统的开发, Zhen Zhang,通过重复构建数千次分子结断裂过程。
