以细菌纤维素为前驱体简便制备氮掺杂碳纤维气凝胶作为高效氧还原催化剂
数十年来, 碳气凝胶因其在催化剂载体、电容器和锂电池电极材料以及吸附剂等领域的潜在应用而备受关注. 然而, 传统碳气凝胶的制备往往使用昂贵且有毒的前驱体, 其方法也较为复杂, 不利于大规模生产及应用. 本文介绍了一种以细菌纤维素为前驱体制备氮掺杂碳纤维气凝胶的方法.该方法廉价高效, 简单易行且对环境无害. 所制气凝胶具有密度低、孔隙度高、比表面积大以及导电性良好等优点.它继承了细菌纤维素生物质优异的三维交联多孔结构的特点, 可直接用作氧还原催化剂, 表现出优异的催化性能,预示着其广泛的应用前景.这在该领域的应用报道尚属首次....
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Published in | 催化学报 Vol. 35; no. 6; pp. 877 - 883 |
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Main Author | |
Format | Journal Article |
Language | Chinese |
Published |
中国科学院长春应用化学研究所,稀土资源利用国家重点实验室,吉林长春130022%中国科学院长春应用化学研究所,稀土资源利用国家重点实验室,吉林长春130022
2014
中国科学院大学,北京100049%吉林大学材料科学与工程学院,汽车材料教育部重点实验室,吉林长春130012 吉林大学材料科学与工程学院,汽车材料教育部重点实验室,吉林长春130012 |
Subjects | |
Online Access | Get full text |
ISSN | 0253-9837 1872-2067 |
DOI | 10.1016/S1872-2067(14)60126-1| |
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Abstract | 数十年来, 碳气凝胶因其在催化剂载体、电容器和锂电池电极材料以及吸附剂等领域的潜在应用而备受关注. 然而, 传统碳气凝胶的制备往往使用昂贵且有毒的前驱体, 其方法也较为复杂, 不利于大规模生产及应用. 本文介绍了一种以细菌纤维素为前驱体制备氮掺杂碳纤维气凝胶的方法.该方法廉价高效, 简单易行且对环境无害. 所制气凝胶具有密度低、孔隙度高、比表面积大以及导电性良好等优点.它继承了细菌纤维素生物质优异的三维交联多孔结构的特点, 可直接用作氧还原催化剂, 表现出优异的催化性能,预示着其广泛的应用前景.这在该领域的应用报道尚属首次. |
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AbstractList | 数十年来,碳气凝胶因其在催化剂载体、电容器和锂电池电极材料以及吸附剂等领域的潜在应用而备受关注。然而,传统碳气凝胶的制备往往使用昂贵且有毒的前驱体,其方法也较为复杂,不利于大规模生产及应用。本文介绍了一种以细菌纤维素为前驱体制备氮掺杂碳纤维气凝胶的方法。该方法廉价高效,简单易行且对环境无害。所制气凝胶具有密度低、孔隙度高、比表面积大以及导电性良好等优点。它继承了细菌纤维素生物质优异的三维交联多孔结构的特点,可直接用作氧还原催化剂,表现出优异的催化性能,预示着其广泛的应用前景。这在该领域的应用报道尚属首次。 数十年来, 碳气凝胶因其在催化剂载体、电容器和锂电池电极材料以及吸附剂等领域的潜在应用而备受关注. 然而, 传统碳气凝胶的制备往往使用昂贵且有毒的前驱体, 其方法也较为复杂, 不利于大规模生产及应用. 本文介绍了一种以细菌纤维素为前驱体制备氮掺杂碳纤维气凝胶的方法.该方法廉价高效, 简单易行且对环境无害. 所制气凝胶具有密度低、孔隙度高、比表面积大以及导电性良好等优点.它继承了细菌纤维素生物质优异的三维交联多孔结构的特点, 可直接用作氧还原催化剂, 表现出优异的催化性能,预示着其广泛的应用前景.这在该领域的应用报道尚属首次. |
Abstract_FL | Carbon aerogels have attracted considerable attention over the past few decades as promising ma-terials for catalyst supports, electrodes for supercapacitors and lithium-ion batteries, and adsor-bents. However, expensive and toxic precursors as well as complicated synthetic methods dramati-cally limit their large-scale production and application. In this work, we developed a facile and effec-tive route to prepare a N-doped carbon nanofiber aerogel (N-CNFA) with low mass density, contin-uous porosity, high specific surface area, and electrical conductivity from a bacterial cellulose pre-cursor. Because of the highly porous and interconnected 3D structure, the obtained N-doped carbon aerogel was used directly as a catalyst for the oxygen reduction reaction (ORR), and it exhibited superior catalytic activity. This activity was much higher than that obtained without N-doping, and it can potentially be applied to high-performance fuel cells. |
Author | 孟凡陆 李霖 吴中 钟海霞 李建忱 鄢俊敏 |
AuthorAffiliation | 吉林大学材料科学与工程学院、汽车材料教育部重点实验室,吉林长春130012 中国科学院长春应用化学研究所、稀土资源利用国家重点实验室,吉林长春130022 中国科学院大学,北京100049 |
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Author_FL | Junmin Yan Haixia Zhong Zhong Wu Fanlu Meng Lin Li Jianchen Li |
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DocumentTitleAlternate | Facile preparation of N-doped carbon nanofiber aerogels from bacterial cellulose as an efficient oxygen reduction reaction electrocatalyst |
DocumentTitle_FL | Facile preparation of N-doped carbon nanofiber aerogels from bacterial cellulose as an efficient oxygen reduction reaction electrocatalyst |
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Keywords | 氧还原反应 碳纤维气凝胶 细菌纤维素 Oxygen reduction reaction Bacterial cellulose N-doped carbon 氮掺杂碳 Carbon nanofiber aerogels |
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Notes | Fanlu Meng , Lin Li ,Zhong Wu,Haixia Zhong , Jianchen Li ,Junmin Yan (a Key Laboratory of Aummobile Materials, Ministry of Education, and College of Materials Science and Engineering, filin University, Changchun 130012 Jilin, China b Stute Key Laboratory of Rare Earth Resource Utilization, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022, filin, China c University of Chinese Academy of Sciences, Beijing 100049, China) Carbon nanofiber aerogels; N-doped carbon ;Oxygen reduction reaction ;Bacterial cellulose Carbon aerogels have attracted considerable attention over the past few decades as promising materials for catalyst supports, electrodes for supercapacitors and lithium-ion batteries, and adsorbents. However, expensive and toxic precursors as well as complicated synthetic methods dramatically limit their large-scale production and application. In this work, we developed a facile and effective route to prepare a N-doped carbon nanofiber aerogel (N-CblFA) with low mass den |
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PublicationTitle | 催化学报 |
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PublicationYear | 2014 |
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Snippet | 数十年来, 碳气凝胶因其在催化剂载体、电容器和锂电池电极材料以及吸附剂等领域的潜在应用而备受关注. 然而, 传统碳气凝胶的制备往往使用昂贵且有毒的前驱体, 其方法也较为... 数十年来,碳气凝胶因其在催化剂载体、电容器和锂电池电极材料以及吸附剂等领域的潜在应用而备受关注。然而,传统碳气凝胶的制备往往使用昂贵且有毒的前驱体,其方法也较为... |
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SubjectTerms | 氧还原反应 氮掺杂碳 碳纤维气凝胶 细菌纤维素 |
Title | 以细菌纤维素为前驱体简便制备氮掺杂碳纤维气凝胶作为高效氧还原催化剂 |
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