Preparation and photocatalytic properties of Bi 2 WO 6 /Ag/ ZnO composite nanomaterials

作者：Chong Tan, Yuhong Yin, Jinlong Zuo, Junsheng Li · 发表于：International Journal of Quantum Chemistry · 年份：2024 · DOI：10.1002/qua.27380 · 被引用次数：5 · 研究领域：Advanced Photocatalysis Techniques、Gas Sensing Nanomaterials and Sensors、Transition Metal Oxide Nanomaterials

Abstract Photocatalysis leverages light energy for chemical transformations, presenting an environmentally friendly approach to mitigating pollution. We have developed Bi 2 WO 6 /Ag/ZnO composite nanomaterials that demonstrate enhanced photocatalytic efficiency. These nanomaterials have been characterized through advanced techniques such as x‐ray diffraction and x‐ray photoelectron spectroscopy. A key challenge in photocatalysis is the effective separation of electron–hole pairs, and our Bi 2 WO 6 /Ag/ZnO composites achieve an impressive degradation rate of 96.93% for methyl orange. This result notably exceeds previous performance standards and highlights the crucial role of Ag in broadening the light response spectrum of zinc oxide (ZnO), and the addition of Bi 2 WO 6 in amplifying the electron–hole pair separation efficiency within these composite nanomaterials. These findings underscore the significant potential of Bi 2 WO 6 /Ag/ZnO composites in environmental detoxification and establish a new benchmark in photocatalytic material performance. The advancement of such nanomaterials could be transformative for environmental remediation strategies, offering efficient, sustainable, and cost‐effective solutions to ecological challenges. This study underscores the pivotal role of materials science in advancing environmental sustainability.