journal article·2026-03Open access

Copper‐based Materials for Photo and Electrocatalytic Process: Advancing Renewable Energy and Environmental Applications

Jéssica C. de Almeida, Yanjie Wang, Thais A. Rodrigues, Paulo H. H. Nunes, Vagner R. de Mendonça, Paulo H. E. Falsetti, Leticia V. Savazi, Tao He, Alexandra V. Bardakova, Aida V. Rudakova, Jie Tian, Alexei V. Emeline, Osmando F. Lopes, Antonio Otavio T. Patrocínio, Jia Hong Pan, Caue Ribeiro, Detlef W. Bahnemann

Advanced Functional Materials· Volume 36· Issue 21

Abstract

Abstract Cu‐based catalysts have emerged as critical components in photo‐ and electrocatalysis, offering sustainable solutions for renewable energy and environmental applications. The variable oxidation states of Cu enable diverse catalytic pathways, and its abundance, low cost, and tunable properties have positioned them at the forefront of catalytic innovation. This review provides a comprehensive overview of Cu‐based catalysts applied for sustainable energy production and environmental remediation. The classification of copper‐based catalysts, including metallic copper, copper oxides, copper sulfides, copper halide perovskites, copper‐based metal‐organic frameworks (MOFs), and covalent organic frameworks (COFs), is discussed, highlighting their structural and functional diversity. Various synthesis methods, such as wet chemical approaches, electrochemical and photochemical routes, sputtering, and thermal decomposition, are presented. The applications of copper‐based catalysts in key sustainable energy and environmental remediation processes are explored, focusing on photo‐ and electrocatalysis. Specifically, CO 2 reduction, water splitting, oxygen reduction, nitrogen fixation, pollutant degradation, and organic synthesis are examined. The mechanisms underlying these processes are analyzed, including the factors influencing their efficiency and selectivity. These applications demonstrate their potential for tackling dual global challenges: diversifying the energy matrix and mitigating environmental issues. By bridging fundamental insights, this review underscores Cu‐based catalysts as a cornerstone in advancing sustainable energy technologies.
Source: crossref · Quality: baseline

Research context

OpenAlex topics: Advanced Photocatalysis Techniques · Copper-based nanomaterials and applications · Electrocatalysts for Energy Conversion

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

Affiliations

Nanotechnology National Laboratory for Agriculture (LNNA) – Embrapa Instrumentation São Carlos SP 13560–970 Brazil

CAS Key Laboratory of Nanosystem and Hierarchical Fabrication National Center for Nanoscience and Technology Beijing 100190 China

Federal University of São Carlos Science and Technology Center for Sustainability – UFSCar Sorocaba SP 18052–780 Brazil

Laboratory of Photochemistry and Materials Science LAFOT‐CM Federal University of Uberlândia Uberlândia MG 38400–902 Brazil

Federal Institute of Education Science and Technology of São Paulo – IFSP Campus Itapetininga Itapetininga SP 18202‐000 Brazil

University of Chinese Academy of Sciences Beijing 100049 China

Laboratory of Photoactive nanocomposite materials Saint‐Petersburg University Saint Petersburg 199034 Russia

International Joint Center of Nature‐Inspired Carbon Neutrality Solutions School of Resources, Environment and Materials Guangxi University Nanning Guangxi 530004 China

Centro de Excelência em Hidrogênio e Tecnologias Energéticas Sustentáveis (CEHTES) Federal University of Goias Goiânia GO Brazil

Institut Fuer Technische Chemie Gottfried Wilhelm Leibniz Universität Hannover Callinstrasse 3 30167 Hannover Germany

Funding

Conselho Nacional de Desenvolvimento Científico e Tecnológico · Fundação de Amparo à Pesquisa do Estado de São Paulo · Fundação de Amparo à Pesquisa do Estado de Minas Gerais · National Natural Science Foundation of China

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