图1展示了FJHM-Pt/C材料的热重分析结果,用于验证金属与碳的比例。在低于100°C的温度下,由于吸附水的解吸,电催化剂开始失重。显著的重量减少发生在大约230°C,这是由于碳载体上的CO和CO2分解和释放所致。碳耗尽后,质量保持在79.5%不变,表明铂含量约为20%,在合成过程中碳或铂没有损失。这一结果证实了FJHM方法在制备过程中能有效地保持铂的负载量,为后续的电化学性能研究提供了准确的材料组成信息。
文献信息:Julio Nandenha, Gabriel Silvestrin, Larissa Otubo, Delvonei A. Andrade, Rodrigo F.B. de Souza, Ermete Antolini, Almir O. Neto. Enhanced carbon monoxide tolerance of platinum nanoparticles synthesized through the Flash Joule Heating Method. International Journal of Electrochemical Science, Volume 19, Issue 7, 2024, 100585, ISSN 1452-3981.
https://doi.org/10.1016/j.ijoes.2024.100585.
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