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纳米CT仪器新突破:40倍速度提升观察燃料电池催化剂!
利用这种新方法,研究团队成功地观测到了氢聚合物电解质燃料电池(PEFC)中催化剂层的受控水合作用,获得了28纳米的半周期空间分辨率和12分钟的时间分辨率。 该技术的核心在于采用了稀疏采样策略,通过减少投影数量和优化采样角度来加速成像过程。
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