羟基官能化K掺杂g-C3N4在环境条件下催化太阳能驱动海水生产H2O2

IF 3.7 2区 化学 Q2 CHEMISTRY, APPLIED
Pan-Pan Luo, Xin-Zhong Li, Bei-Bei Qu, Han-Yu Xue, Yan-Hui Yang
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引用次数: 1

摘要

以双氰胺、三聚氰胺、氯化铵、草酸铵和柠檬酸铵为原料,在N2气氛下,以KCl为熔盐,通过离子热缩聚反应合成了三种羟基官能化的晶体K掺杂g-C3N4,作为一种高效的可循环光催化,实现了在环境条件下,在受激太阳辐射下,海水与空气通过2e−ORR途径直接产生H2O2。在优化的条件下,H2O2的最高产率为1622 μmol g−1 h−1持续10 h。HPCN-2的循环性能显示可重复使用五次,而其催化活性没有明显损失。这项工作为直接从丰富的天然海水中生产H2O2提供了一种真正更安全、可持续和经济的方法。
本文章由计算机程序翻译,如有差异,请以英文原文为准。
Solar-driven seawater production H2O2 catalyzed by hydroxyl functionalized crystalline K-doped g-C3N4 under ambient conditions

Three hydroxyl functionalized crystalline K-doped g-C3N4 were synthesized from dicyandiamide, melamine, ammonium chloride, ammonium oxalate, and ammonium citrate via ionothermal polycondensation using KCl as molten salt under N2 atmosphere, which served as efficient recyclable photocatalysis realized that generating H2O2 directly from seawater with air by 2e ORR pathway under stimulated solar irradiation in ambient conditions. Under optimized conditions, the highest H2O2 production rate of 1622 μmol g−1 h−1 for duration of 10 h was obtained. The cycling performances of HPCN-2 displayed reusable for five times without noticeably loss of its catalytic activity. This work presents a real safer, sustainable, and economical approach for production of H2O2 directly from abundant natural seawater.

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来源期刊
Applied Organometallic Chemistry
Applied Organometallic Chemistry 化学-无机化学与核化学
CiteScore
7.80
自引率
10.30%
发文量
408
审稿时长
2.2 months
期刊介绍: All new compounds should be satisfactorily identified and proof of their structure given according to generally accepted standards. Structural reports, such as papers exclusively dealing with synthesis and characterization, analytical techniques, or X-ray diffraction studies of metal-organic or organometallic compounds will not be considered. The editors reserve the right to refuse without peer review any manuscript that does not comply with the aims and scope of the journal. Applied Organometallic Chemistry publishes Full Papers, Reviews, Mini Reviews and Communications of scientific research in all areas of organometallic and metal-organic chemistry involving main group metals, transition metals, lanthanides and actinides. All contributions should contain an explicit application of novel compounds, for instance in materials science, nano science, catalysis, chemical vapour deposition, metal-mediated organic synthesis, polymers, bio-organometallics, metallo-therapy, metallo-diagnostics and medicine. Reviews of books covering aspects of the fields of focus are also published.
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