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Bioinspired graphene-based metal oxide nanocomposites for photocatalytic and electrochemical performances: an updated review
Nanoscale Advances ( IF 4.7 ) Pub Date : 2024-04-05 , DOI: 10.1039/d3na01071f
Ajay K. Potbhare 1 , S. K. Tarik Aziz 2 , Mohd. Monis Ayyub 3 , Aniket Kahate 1 , Rohit Madankar 1 , Sneha Wankar 4 , Arnab Dutta 2 , Ahmed Abdala 5 , Sami H. Mohmood 6 , Rameshwar Adhikari 7 , Ratiram G. Chaudhary 1
Affiliation  

Considering the rapidly increasing population, the development of new resources, skills, and devices that can provide safe potable water and clean energy remains one of the vital research topics for the scientific community. Owing to this, scientific community discovered such material for tackle this issue of environment benign, the new materials with graphene functionalized derivatives show significant advantages for application in multifunctional catalysis and energy storage systems. Herein, we highlight the recent methods reported for the preparation of graphene-based materials by focusing on the following aspects: (i) transformation of graphite/graphite oxide into graphene/graphene oxide via exfoliation and reduction; (ii) bioinspired fabrication or modification of graphene with various metal oxides and its applications in photocatalysis and storage systems. The kinetics of photocatalysis and the effects of different parameters (such as photocatalyst dose and charge-carrier scavengers) for the optimization of the degradation efficiency of organic dyes, phenol compounds, antibiotics, and pharmaceutical drugs are discussed. Further, we present a brief introduction on different graphene-based metal oxides and a systematic survey of the recently published research literature on electrode materials for lithium-ion batteries (LIBs), supercapacitors, and fuel cells. Subsequently, the power density, stability, pseudocapacitance charge/discharge process, capacity and electrochemical reaction mechanisms of intercalation, and conversion- and alloying-type anode materials are summarized in detail. Furthermore, we thoroughly distinguish the intrinsic differences among underpotential deposition, intercalation, and conventional pseudocapacitance of electrode materials. This review offers a meaningful reference for the construction and fabrication of graphene-based metal oxides as effective photocatalysts for photodegradation study and high-performance optimization of anode materials for LIBs, supercapacitors, and fuel cells.

中文翻译:

用于光催化和电化学性能的仿生石墨烯基金属氧化物纳米复合材料:最新综述

考虑到人口的迅速增长,开发能够提供安全饮用水和清洁能源的新资源、技能和设备仍然是科学界的重要研究课题之一。因此,科学界发现了这种材料来解决环境友好的问题,具有石墨烯功能化衍生物的新材料在多功能催化和储能系统中的应用显示出显着的优势。在此,我们重点介绍最近报道的石墨烯基材料的制备方法,重点关注以下几个方面:(i)通过剥离和还原将石墨/氧化石墨转化为石墨烯/氧化石墨烯; (ii)用各种金属氧化物仿生制造或修饰石墨烯及其在光催化和存储系统中的应用。讨论了光催化动力学以及不同参数(例如光催化剂剂量和载流子清除剂)对有机染料、酚类化合物、抗生素和药物降解效率优化的影响。此外,我们还对不同的石墨烯基金属氧化物进行了简要介绍,并对最近发表的锂离子电池(LIB)、超级电容器和燃料电池电极材料的研究文献进行了系统调查。随后,详细总结了插层、转化型和合金化型负极材料的功率密度、稳定性、赝电容充放电过程、容量和电化学反应机制。此外,我们彻底区分了电极材料的欠电势沉积、插层和传统赝电容之间的本质差异。该综述为石墨烯基金属氧化物的构建和制造作为有效光催化剂,用于光降解研究和锂离子电池、超级电容器和燃料电池阳极材料的高性能优化提供了有意义的参考。
更新日期:2024-04-05
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