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Porous graphitic carbon nitride synthesized via direct polymerization of urea for efficient sunlight-driven photocatalytic hydrogen production

文献类型:期刊论文

作者Zhang, Yuewei1,2,3; Liu, Jinghai1,2,3; Wu, Guan1,2; Chen, Wei1
刊名NANOSCALE
出版日期2012
卷号4期号:17页码:5300-5303
ISSN号2040-3364
DOI10.1039/c2nr30948c
英文摘要Energy captured directly from sunlight provides an attractive approach towards fulfilling the need for green energy resources on the terawatt scale with minimal environmental impact. Collecting and storing solar energy into fuel through photocatalyzed water splitting to generate hydrogen in a cost-effective way is desirable. To achieve this goal, low cost and environmentally benign urea was used to synthesize the metal-free photocatalyst graphitic carbon nitride (g-C3N4). A porous structure is achieved via one-step polymerization of the single precursor. The porous structure with increased BET surface area and pore volume shows a much higher hydrogen production rate under simulated sunlight irradiation than thiourea-derived and dicyanamide-derived g-C3N4. The presence of an oxygen atom is presumed to play a key role in adjusting the textural properties. Further improvement of the photocatalytic function can be expected with after-treatment due to its rich chemistry in functionalization.
语种英语
WOS记录号WOS:000307439900006
出版者ROYAL SOC CHEMISTRY
源URL[http://ir.iccas.ac.cn/handle/121111/48877]  
专题中国科学院化学研究所
通讯作者Chen, Wei
作者单位1.Chinese Acad Sci, Suzhou Inst Nanotech & Nanobion, I Lab, Suzhou 215123, Peoples R China
2.Chinese Acad Sci, Grad Univ, Beijing 100049, Peoples R China
3.Chinese Acad Sci, Inst Chem, Beijing 100190, Peoples R China
推荐引用方式
GB/T 7714
Zhang, Yuewei,Liu, Jinghai,Wu, Guan,et al. Porous graphitic carbon nitride synthesized via direct polymerization of urea for efficient sunlight-driven photocatalytic hydrogen production[J]. NANOSCALE,2012,4(17):5300-5303.
APA Zhang, Yuewei,Liu, Jinghai,Wu, Guan,&Chen, Wei.(2012).Porous graphitic carbon nitride synthesized via direct polymerization of urea for efficient sunlight-driven photocatalytic hydrogen production.NANOSCALE,4(17),5300-5303.
MLA Zhang, Yuewei,et al."Porous graphitic carbon nitride synthesized via direct polymerization of urea for efficient sunlight-driven photocatalytic hydrogen production".NANOSCALE 4.17(2012):5300-5303.

入库方式: OAI收割

来源:化学研究所

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