Crafting Pyrolysis-Free M–N–C Catalysts

M–N–C catalysts, with their transition metal atoms coordinated to nitrogen/carbon atoms as active sites, are gaining attention for their versatile heterogeneous electrocatalysis. Fabrication of these catalysts can be achieved through either bottom-up chemical synthesis or top-down pyrolysis procedur...

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Main Authors: Chang-Xin Zhao, Qiang Zhang
Format: Article
Language:English
Published: American Chemical Society 2023-04-01
Series:Precision Chemistry
Online Access:https://doi.org/10.1021/prechem.3c00026
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author Chang-Xin Zhao
Qiang Zhang
author_facet Chang-Xin Zhao
Qiang Zhang
author_sort Chang-Xin Zhao
collection DOAJ
description M–N–C catalysts, with their transition metal atoms coordinated to nitrogen/carbon atoms as active sites, are gaining attention for their versatile heterogeneous electrocatalysis. Fabrication of these catalysts can be achieved through either bottom-up chemical synthesis or top-down pyrolysis procedures, where the former offers a well-defined structure and precise synthesis feasibility. This Perspective provides an overview of the history of the technical route dispute between pyrolysis and pyrolysis-free M–N–C catalysts, along with their respective advantages and disadvantages. Additionally, we emphasize the advantages of pyrolysis-free M–N–C catalysts, exemplified by several studies focused on precisely modulating the structure to regulate the activity, as well as the efforts of effectively integrating the active sites. Finally, we discuss the challenges and opportunities of pyrolysis-free M–N–C catalysts, with the aim of maximizing their inherent strengths of precise structure and promoting their industrial applications.
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spelling doaj.art-4e660a89c34c47f1b99c0ff9f78c32c72023-08-21T18:02:57ZengAmerican Chemical SocietyPrecision Chemistry2771-93162023-04-011526427110.1021/prechem.3c00026Crafting Pyrolysis-Free M–N–C CatalystsChang-Xin ZhaoQiang ZhangM–N–C catalysts, with their transition metal atoms coordinated to nitrogen/carbon atoms as active sites, are gaining attention for their versatile heterogeneous electrocatalysis. Fabrication of these catalysts can be achieved through either bottom-up chemical synthesis or top-down pyrolysis procedures, where the former offers a well-defined structure and precise synthesis feasibility. This Perspective provides an overview of the history of the technical route dispute between pyrolysis and pyrolysis-free M–N–C catalysts, along with their respective advantages and disadvantages. Additionally, we emphasize the advantages of pyrolysis-free M–N–C catalysts, exemplified by several studies focused on precisely modulating the structure to regulate the activity, as well as the efforts of effectively integrating the active sites. Finally, we discuss the challenges and opportunities of pyrolysis-free M–N–C catalysts, with the aim of maximizing their inherent strengths of precise structure and promoting their industrial applications.https://doi.org/10.1021/prechem.3c00026
spellingShingle Chang-Xin Zhao
Qiang Zhang
Crafting Pyrolysis-Free M–N–C Catalysts
Precision Chemistry
title Crafting Pyrolysis-Free M–N–C Catalysts
title_full Crafting Pyrolysis-Free M–N–C Catalysts
title_fullStr Crafting Pyrolysis-Free M–N–C Catalysts
title_full_unstemmed Crafting Pyrolysis-Free M–N–C Catalysts
title_short Crafting Pyrolysis-Free M–N–C Catalysts
title_sort crafting pyrolysis free m n c catalysts
url https://doi.org/10.1021/prechem.3c00026
work_keys_str_mv AT changxinzhao craftingpyrolysisfreemnccatalysts
AT qiangzhang craftingpyrolysisfreemnccatalysts