EPISODE · Nov 30, 2025 · 17 MIN
502. 常温可量产石墨烯碳捕集膜
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这篇来自《自然通讯》的研究文章介绍了一种高度可扩展的室温协议,用于在单层石墨烯薄膜中制造出选择性捕获二氧化碳的埃级微孔。以往,创造高密度微孔需要高温臭氧氧化,这增加了操作的复杂性并限制了工业化应用。为克服低温下的传质限制,研究人员设计了微通道流反应器,显著提高了臭氧的反应速率和孔隙密度。该方法实现了在环境温度下制备厘米级多孔石墨烯薄膜,展现出极高的二氧化碳渗透性和理想的CO2/N2选择性。此外,简短的二次室温臭氧处理实现了对现有孔隙的受控扩张,进一步提升了膜分离性能。这项完全在环境条件下进行的技术消除了对高温设备的需求,为制造用于碳捕集的多孔石墨烯膜提供了一条实用的工业化路径。内容来源:https://www.nature.com/articles/s41467-025-65336-4
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502. 常温可量产石墨烯碳捕集膜
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