首页|Ni2P/COF异质结在可见光驱动下高效光催化析氢的研究

Ni2P/COF异质结在可见光驱动下高效光催化析氢的研究

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实现有效光催化太阳能转换的关键是高效的载流子分离.尽管某些共价有机框架(COFs)具有可见光吸收,但载流子复合速率过快,严重限制了光催化效率.采用简单的水热和磷化法构建了负载Ni2P的共价有机框架(COFs)光催化体系,Ni2P/TpPa-2-COF复合材料显著提高了光催化性能,产氢速率达到2.91 mmol·g-1·h-1,是单独COF的11 倍.该结构是新型的Ni2P异质结,用于高效的人工太阳能转换.
Ni2P/COF heterostructure for efficient hydrogen evolution under visible-light-driver
Efficient separation of charge carrier is widely recognized as crucial for effective photocatalytic solar energy conversion.Although certain covalent organic frameworks(COFs)exhibit visible light absorption,rapid carrier recombination often severely restricts their photocatalytic efficiency.Herein,Ni2P loaded covalent organic frameworks(COFs)photocatalytic systems were constructed by simple hydrothermal and phosphating.This composite significantly enhanced the photocatalytic performance,resulting in an optimized H2 evolution rate of 2.91 mmol·g-1·h-1,which is 11 times higher than that for the pristine COF.This research developed a novel Ni2P heterojunction loaded COF for efficient artificial solar energy conversion.

covalent organic frameworksNi2 Pcocatalystsphotocatalytic hydrogen production

李佳欣、高梦遥、张凤鸣

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哈尔滨理工大学 材料科学与化学工程学院,哈尔滨 150080

共价有机框架 Ni2P 助催化剂 光催化产氢

国家自然科学基金山东省自然科学基金黑龙江省博士后科研启动基金江苏省环境保护先进技术重点实验室开放基金

22178077ZR2022MB126LBH-Q19111JBGS013

2024

黑龙江大学工程学报
黑龙江大学

黑龙江大学工程学报

影响因子:0.358
ISSN:2095-008X
年,卷(期):2024.15(2)
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