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原位57Fe穆斯堡尔光谱技术及其在Ni-Fe基析氧反应电催化剂中的应用
Jafar Hussain Shah1, 谢起贤2, 匡智崇1, 格日乐1, 周雯慧1, 刘朵绒1, Alexandre I. Rykov1, 李旭宁1, 罗景山2, 王军虎1,*()
In-Situ/Operando 57Fe Mössbauer Spectroscopic Technique and Its Applications in NiFe-based Electrocatalysts for Oxygen Evolution Reaction
Jafar Hussain Shah1, Qi-Xian Xie2, Zhi-Chong Kuang1, Ri-Le Ge1, Wen-Hui Zhou1, Duo-Rong Liu1, Alexandre I. Rykov1, Xu-Ning Li1, Jing-Shan Luo2, Jun-Hu Wang1,*()

Figure 12. (A) Linear sweep voltammetric results of NiFe-PBAs/CNTs with varying amount of CNTs. (B) Tafel slopes for NiFe-PBAs/CNTs. (C) XRD analysis showing the structures of NiFe-PBAs/CNTs, carbon paper, NiFe-PBAs/CNTs/carbon paper, and NiFe-PBAs/CNTs/carbon paper after activation through cyclic voltammetry. (D) Ex-situ 57Fe Mössbauer spectroscopic analysis of NiFe-PBAs/CNTs before and after CV activation. (E) Raman spectra for NiFe-PBAs/CNTs before and after CV activation. (F) In-situ/operando Raman spectroscopic analysis for NiFe-PBAs/CNTs at different applied potentials. (color on line)

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