限域型贵金属氧还原反应电催化剂研究进展

胡冶州, 王双, 申涛, 朱叶, 王得丽

Recent progress in confined noble-metal electrocatalysts for oxygen reduction reaction

Yezhou HU, Shuang WANG, Tao SHEN, Ye ZHU, Deli WANG

图5 基于“沉积-转化”策略的碳层限域。(a) Pt@C/MC的制备示意图；(b) Pt/C@NGC的制备示意图；(c) 单个Pt/C@NGC的HRTEM图；(d) 碳包覆L10-PtFe合金的制备示意图；(e) 不同碳层厚度包覆的L10-PtFe纳米颗粒的TEM图；(f) 碳包覆L10-PtFe合金的稳定性测试；(g) PtCo/Co@NHPCC的制备示意图；(h) PtCo/Co@NHPCC的TEM图

Fig. 5 Carbon confinement base on ‘deposition-conversion’ strategy. (a) Schematic diagram of Pt@C/MC; (b) Schematic diagram of Pt/C@NGC; (c) The TEM image of Pt/C@NGC; (d) Schematic diagram of L10-PtFe nanoparticles; (e) The TEM images of L10-PtFe nanoparticles with different thickness of carbon layers; (f) The stability test of carbon confined L10-PtFe nanoparticles in MEA; (g) Schematic diagram of PtCo/Co@NHPCC; (h) The TEM image of PtCo/Co@NHPCC