Advanced MaterialsVolume 26, Issue 17 p. 2718-2724 Communication Physically Flexible, Rapid-Response Gas Sensor Based on Colloidal Quantum Dot Solids Huan Liu, Huan Liu School of Optical and Electronic Information, Huazhong University of Science and Technology, 1037 Luoyu Road, Wuhan, Hubei, 430074 P. R. ChinaSearch for more papers by this authorMin Li, Min Li School of Optical and Electronic Information, Huazhong University of Science and Technology, 1037 Luoyu Road, Wuhan, Hubei, 430074 P. R. ChinaSearch for more papers by this authorOleksandr Voznyy, Oleksandr Voznyy Department of Electrical and Computer Engineering, University of Toronto, 10 King's College Road, Toronto, Ontario, M5S 3G4 CanadaSearch for more papers by this authorLong Hu, Long Hu Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, 1037 Luoyu Road, Wuhan, Hubei, 430074 P. R. ChinaSearch for more papers by this authorQiuyun Fu, Corresponding Author Qiuyun Fu School of Optical and Electronic Information, Huazhong University of Science and Technology, 1037 Luoyu Road, Wuhan, Hubei, 430074 P. R. ChinaE-mail: [email protected], [email protected]Search for more papers by this authorDongxiang Zhou, Dongxiang Zhou School of Optical and Electronic Information, Huazhong University of Science and Technology, 1037 Luoyu Road, Wuhan, Hubei, 430074 P. R. ChinaSearch for more papers by this authorZhe Xia, Zhe Xia Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, 1037 Luoyu Road, Wuhan, Hubei, 430074 P. R. ChinaSearch for more papers by this authorEdward H. Sargent, Edward H. Sargent Department of Electrical and Computer Engineering, University of Toronto, 10 King's College Road, Toronto, Ontario, M5S 3G4 CanadaSearch for more papers by this authorJiang Tang, Corresponding Author Jiang Tang Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, 1037 Luoyu Road, Wuhan, Hubei, 430074 P. R. ChinaE-mail: [email protected], [email protected]Search for more papers by this author Huan Liu, Huan Liu School of Optical and Electronic Information, Huazhong University of Science and Technology, 1037 Luoyu Road, Wuhan, Hubei, 430074 P. R. ChinaSearch for more papers by this authorMin Li, Min Li School of Optical and Electronic Information, Huazhong University of Science and Technology, 1037 Luoyu Road, Wuhan, Hubei, 430074 P. R. ChinaSearch for more papers by this authorOleksandr Voznyy, Oleksandr Voznyy Department of Electrical and Computer Engineering, University of Toronto, 10 King's College Road, Toronto, Ontario, M5S 3G4 CanadaSearch for more papers by this authorLong Hu, Long Hu Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, 1037 Luoyu Road, Wuhan, Hubei, 430074 P. R. ChinaSearch for more papers by this authorQiuyun Fu, Corresponding Author Qiuyun Fu School of Optical and Electronic Information, Huazhong University of Science and Technology, 1037 Luoyu Road, Wuhan, Hubei, 430074 P. R. ChinaE-mail: [email protected], [email protected]Search for more papers by this authorDongxiang Zhou, Dongxiang Zhou School of Optical and Electronic Information, Huazhong University of Science and Technology, 1037 Luoyu Road, Wuhan, Hubei, 430074 P. R. ChinaSearch for more papers by this authorZhe Xia, Zhe Xia Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, 1037 Luoyu Road, Wuhan, Hubei, 430074 P. R. ChinaSearch for more papers by this authorEdward H. Sargent, Edward H. Sargent Department of Electrical and Computer Engineering, University of Toronto, 10 King's College Road, Toronto, Ontario, M5S 3G4 CanadaSearch for more papers by this authorJiang Tang, Corresponding Author Jiang Tang Wuhan National Laboratory for Optoelectronics, Huazhong University of Science and Technology, 1037 Luoyu Road, Wuhan, Hubei, 430074 P. R. ChinaE-mail: [email protected], [email protected]Search for more papers by this author First published: 22 January 2014 https://doi.org/10.1002/adma.201304366Citations: 289Read the full textAboutPDF ToolsRequest permissionExport citationAdd to favoritesTrack citation ShareShare Give accessShare full text accessShare full-text accessPlease review our Terms and Conditions of Use and check box below to share full-text version of article.I have read and accept the Wiley Online Library Terms and Conditions of UseShareable LinkUse the link below to share a full-text version of this article with your friends and colleagues. Learn more.Copy URL Share a linkShare onEmailFacebookTwitterLinkedInRedditWechat Graphical Abstract A gas sensor based on PbS colloidal quantum dots (CQDs) is constructed on a paper substrate, yielding flexible, rapid-response NO2 gas sensors, fabricated from the solution phase. The devices are highly sensitive and fully recoverable at room temperature, which is attributed to the excellent access of gas molecules to the CQD surface, realized by surface ligand removal, combined with the desirable binding energy of NO2 with the PbS CQDs. Supporting Information As a service to our authors and readers, this journal provides supporting information supplied by the authors. Such materials are peer reviewed and may be re-organized for online delivery, but are not copy-edited or typeset. Technical support issues arising from supporting information (other than missing files) should be addressed to the authors. Filename Description adma201304366-sup-0001-S1.pdf2.5 MB Supplementary Please note: The publisher is not responsible for the content or functionality of any supporting information supplied by the authors. Any queries (other than missing content) should be directed to the corresponding author for the article. References 1a) D. Briand, A. Oprea, J. Courbat, N. 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Citing Literature Volume26, Issue17May 7, 2014Pages 2718-2724 ReferencesRelatedInformation