The absence and importance of operando techniques for metal-free catalysts

Operando characterization techniques have played a crucial role in modern technological developments. In contrast to the experimental uncertainties introduced by ex situ techniques, the simultaneous measurement of desired sample characteristics and near-realistic electrochemical testing provides a r...

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Main Authors: Yuan, Yifei, Li, Matthew, Bai, Zhengyu, Jiang, Gaopeng, Liu, Bin, Wu, Tianpin, Chen, Zhongwei, Amine, Khalil, Lu, Jun
Other Authors: School of Chemical and Biomedical Engineering
Format: Journal Article
Language:English
Published: 2020
Subjects:
Online Access:https://hdl.handle.net/10356/138757
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author Yuan, Yifei
Li, Matthew
Bai, Zhengyu
Jiang, Gaopeng
Liu, Bin
Wu, Tianpin
Chen, Zhongwei
Amine, Khalil
Lu, Jun
author2 School of Chemical and Biomedical Engineering
author_facet School of Chemical and Biomedical Engineering
Yuan, Yifei
Li, Matthew
Bai, Zhengyu
Jiang, Gaopeng
Liu, Bin
Wu, Tianpin
Chen, Zhongwei
Amine, Khalil
Lu, Jun
author_sort Yuan, Yifei
collection NTU
description Operando characterization techniques have played a crucial role in modern technological developments. In contrast to the experimental uncertainties introduced by ex situ techniques, the simultaneous measurement of desired sample characteristics and near-realistic electrochemical testing provides a representative picture of the underlying physics. From Li-ion batteries to metal-based electrocatalysts, the insights offered by real-time characterization data have enabled more efficient research programs. As an emerging class of catalyst, much of the mechanistic understanding of metal-free electrocatalysts continues to be elusive in comparison to their metal-based counterparts. However, there is a clear absence of operando characterization performed on metal-free catalysts. Through the proper execution of operando techniques, it can be expected that metal-free catalysts can achieve exceptional technological progress. Here, the motivation of using operando characterization techniques for metal-free carbon-based catalyst system is considered, followed by a discussion of the possibilities, difficulties and benefits of their applications.
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spelling ntu-10356/1387572020-05-12T07:44:17Z The absence and importance of operando techniques for metal-free catalysts Yuan, Yifei Li, Matthew Bai, Zhengyu Jiang, Gaopeng Liu, Bin Wu, Tianpin Chen, Zhongwei Amine, Khalil Lu, Jun School of Chemical and Biomedical Engineering Engineering::Chemical engineering CO2 Reduction Metal-air Battery Operando characterization techniques have played a crucial role in modern technological developments. In contrast to the experimental uncertainties introduced by ex situ techniques, the simultaneous measurement of desired sample characteristics and near-realistic electrochemical testing provides a representative picture of the underlying physics. From Li-ion batteries to metal-based electrocatalysts, the insights offered by real-time characterization data have enabled more efficient research programs. As an emerging class of catalyst, much of the mechanistic understanding of metal-free electrocatalysts continues to be elusive in comparison to their metal-based counterparts. However, there is a clear absence of operando characterization performed on metal-free catalysts. Through the proper execution of operando techniques, it can be expected that metal-free catalysts can achieve exceptional technological progress. Here, the motivation of using operando characterization techniques for metal-free carbon-based catalyst system is considered, followed by a discussion of the possibilities, difficulties and benefits of their applications. 2020-05-12T07:44:17Z 2020-05-12T07:44:17Z 2018 Journal Article Yuan, Y., Li, M., Bai, Z., Jiang, G., Liu, B., Wu, T., . . . Lu, J. (2018). The absence and importance of operando techniques for metal-free catalysts. Advanced Materials, 31(13), 1805609-. doi:10.1002/adma.201805609 0935-9648 https://hdl.handle.net/10356/138757 10.1002/adma.201805609 30444052 2-s2.0-85056729345 13 31 en Advanced Materials © 2018 WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim. All rights reserved. This paper was published in Advanced Materials and is made available with permission of WILEY-VCH Verlag GmbH & Co. KGaA, Weinheim.
spellingShingle Engineering::Chemical engineering
CO2 Reduction
Metal-air Battery
Yuan, Yifei
Li, Matthew
Bai, Zhengyu
Jiang, Gaopeng
Liu, Bin
Wu, Tianpin
Chen, Zhongwei
Amine, Khalil
Lu, Jun
The absence and importance of operando techniques for metal-free catalysts
title The absence and importance of operando techniques for metal-free catalysts
title_full The absence and importance of operando techniques for metal-free catalysts
title_fullStr The absence and importance of operando techniques for metal-free catalysts
title_full_unstemmed The absence and importance of operando techniques for metal-free catalysts
title_short The absence and importance of operando techniques for metal-free catalysts
title_sort absence and importance of operando techniques for metal free catalysts
topic Engineering::Chemical engineering
CO2 Reduction
Metal-air Battery
url https://hdl.handle.net/10356/138757
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