journal article·2015-10Open access

Enhanced photocatalytic H2 evolution over CdS/Au/g-C3N4 composite photocatalyst under visible-light irradiation

Xiaoling Ding, Yingxuan Li, Jie Zhao, Yunqing Zhu, Yan Li, Wenye Deng, Chuanyi Wang

APL Materials· Volume 3· Issue 10

Abstract

A novel heterojunction structured composite photocatalyst CdS/Au/g-C3N4 has been developed by depositing CdS/Au with a core (Au)-shell (CdS) structure on the surface of g-C3N4. The photocatalytic hydrogen production activity of the developed photocatalyst was evaluated under visible-light irradiation (λ > 420 nm) using methanol as a sacrificial reagent. As a result, its activity is about 125.8 times higher than that of g-C3N4 and is even much higher than that of Pt/g-C3N4. The enhancement in photocatalytic activity is attributed to efficient separation of the photoexcited charges due to the anisotropic junction in the CdS/Au/g-C3N4 system.
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Research context

OpenAlex topics: Advanced Photocatalysis Techniques · Copper-based nanomaterials and applications · Perovskite Materials and Applications

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

Laboratory of Environmental Sciences and Technology, Xinjiang Technical Institute of Physics and Chemistry, Key Laboratory of Functional Materials and Devices for Special Environments, Chinese Academy of Sciences, Urumqi 830011, China

University of Chinese Academy of Sciences, Beijing 100049, People’s Republic of China

Funding

Cross-Cooperation Program for Creative Research Teams of CAS · Excellent Youth Foundation of Xinjiang Uygur Autonomous Region · The CAS/SAFEA International Partnership Progrem for Creative Research Teams · West Light Program of Chinese Academy of Science · National Natural Science Foundation of China (NSFC)

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