Origins of near-infrared-II emission tail and fluorescence enhancement of albumin-chaperoned cyanine dyes from a multiscale computational study

Author:

Jiang Guanyu1,Hu Zhubin1,Bai Lang2,Zhong Cheng3,Lu Sen45,Han Baoshan45,Sun Zhenrong1,Zhu Shoujun2,Liang Yongye6ORCID,Sun Haitao178ORCID

Affiliation:

1. State Key Laboratory of Precision Spectroscopy, School of Physics and Electronic Science, East China Normal University, Shanghai 200241, China

2. State Key Laboratory of Supramolecular, Structure and Material College of Chemistry, Jilin University, Changchun 130012, China

3. Hubei Key Lab on Organic and Polymeric Optoelectronic Materials, Department of Chemistry, Wuhan University, Wuhan 430072, China

4. Department of General Surgery, Xinhua Hospital, Affiliated with Shanghai Jiao Tong University School of Medicine, Shanghai 200092, China

5. School of Health Science and Engineering, University of Shanghai for Science and Technology, Shanghai 200093, China

6. Department of Materials Science and Engineering, Shenzhen Key Laboratory of Printed Organic Electronics, Southern University of Science and Technology, Shenzhen 518055, China

7. Collaborative Innovation Center of Extreme Optics, Shanxi University, Taiyuan, Shanxi, 030006, China

8. NYU-ECNU Center for Computational Chemistry at NYU Shanghai, Shanghai, 200062, China

Abstract

The quantum nature of the typically ignored but important NIR-II emission tail and the fluorescence enhancement mechanism for cyanine–protein assemblies have been revealed from a multiscale computational investigation.

Funder

National Natural Science Foundation of China

Shanghai Rising-Star Program

Higher Education Discipline Innovation Project

Publisher

Royal Society of Chemistry (RSC)

Subject

Materials Chemistry,General Chemistry

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