Carbon-based metal-free catalysts for electrocatalytic energy conversion reactions

2014 ◽  
Author(s):  
Yao Zheng
2018 ◽  
Vol 1 (1) ◽  
pp. 84-112 ◽  
Author(s):  
Chuangang Hu ◽  
Ying Xiao ◽  
Yuqin Zou ◽  
Liming Dai

Abstract Carbon-based metal-free catalysts possess desirable properties such as high earth abundance, low cost, high electrical conductivity, structural tunability, good selectivity, strong stability in acidic/alkaline conditions, and environmental friendliness. Because of these properties, these catalysts have recently received increasing attention in energy and environmental applications. Subsequently, various carbon-based electrocatalysts have been developed to replace noble metal catalysts for low-cost renewable generation and storage of clean energy and environmental protection through metal-free electrocatalysis. This article provides an up-to-date review of this rapidly developing field by critically assessing recent advances in the mechanistic understanding, structure design, and material/device fabrication of metal-free carbon-based electrocatalysts for clean energy conversion/storage and environmental protection, along with discussions on current challenges and perspectives. Graphical Abstract


2015 ◽  
Vol 1 (7) ◽  
pp. e1500564 ◽  
Author(s):  
Jintao Zhang ◽  
Zhenhai Xia ◽  
Liming Dai

Oxygen reduction reaction (ORR) and oxygen evolution reaction (OER) play curial roles in electrochemical energy conversion and storage, including fuel cells and metal-air batteries. Having rich multidimensional nanoarchitectures [for example, zero-dimensional (0D) fullerenes, 1D carbon nanotubes, 2D graphene, and 3D graphite] with tunable electronic and surface characteristics, various carbon nanomaterials have been demonstrated to act as efficient metal-free electrocatalysts for ORR and OER in fuel cells and batteries. We present a critical review on the recent advances in carbon-based metal-free catalysts for fuel cells and metal-air batteries, and discuss the perspectives and challenges in this rapidly developing field of practical significance.


2020 ◽  
Vol 3 (1) ◽  
pp. 55
Author(s):  
Ana M.B. Honorato ◽  
Mohd Khalid

Carbon materials are continuing in progress to accomplish the requirements of energy conversion and energy storage technologies because of their plenty in nature, high surface area, outstanding electrical properties, and readily obtained from varieties of chemical and natural sources. Recently, carbon-based electrocatalysts have been developed in the quest to replacement of noble metal based catalysts for low cost energy conversion technologies, such as fuel cell, water splitting, and metal-air batteries. Herein, we will present our short overview on recently developed carbon-based electrocatalysts for energy conversion reactions such as oxygen reduction, oxygen evolution, and hydrogen evolution reactions, along with challenges and perspectives in the emerging field of metal-free electrocatalysts.


2018 ◽  
Vol 31 (9) ◽  
pp. 1801526 ◽  
Author(s):  
Shenlong Zhao ◽  
Da-Wei Wang ◽  
Rose Amal ◽  
Liming Dai

2021 ◽  
Author(s):  
Haijiao Lu ◽  
Julie Tournet ◽  
Kamran Dastafkan ◽  
Yun Liu ◽  
Yun Hau Ng ◽  
...  

2018 ◽  
Vol 31 (13) ◽  
pp. 1804626 ◽  
Author(s):  
Eric Gottlieb ◽  
Krzysztof Matyjaszewski ◽  
Tomasz Kowalewski

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