Efficient self-powered near-infrared organic photodetectors with a self-assembled transport layer

Jiazhen Cao; Xing Guo; Haimei Wu; Jingjing Chang; Qingzhen Bian

doi:10.1039/D4MA01253D

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Efficient self-powered near-infrared organic photodetectors with a self-assembled transport layer†

Jiazhen Cao,^a Xing Guo,^b Haimei Wu,^c Jingjing Chang

^b and Qingzhen Bian

*^a

Author affiliations

* Corresponding authors

^a Laboratory of Advanced Quantum Bio-optoelectronics (LAQB), Xi’an Modern Chemistry Research Institute, Xi’an, China
E-mail: qinbi65@hotmail.com

^b Advanced Interdisciplinary Research Center for Flexible Electronics, Academy of Advanced Interdisciplinary Research, Xidian University, Xi’an 710071, China

^c Xi’an Key Laboratory of Liquid Crystal and Organic Photovoltaic Materials, State Key Laboratory of Fluorine and Nitrogen Chemicals, Xi’an Modern Chemistry Research Institute, Xi’an, China

Abstract

An efficient self-powered organic photodetector with a self-assembled 4PACz material as the hole transport layer was prepared, and the device demonstrates long-term stability with a responsivity of 0.4 A W⁻¹, fast response time of 7.2 μs and specific detectivity of over 10¹² Jones in the near-infrared range.

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Article information

DOI: https://doi.org/10.1039/D4MA01253D
Article type: Communication
Submitted: 17 Dec 2024
Accepted: 23 Mar 2025
First published: 26 Mar 2025
This article is Open Access

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Mater. Adv., 2025,6, 3058-3062

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Efficient self-powered near-infrared organic photodetectors with a self-assembled transport layer

J. Cao, X. Guo, H. Wu, J. Chang and Q. Bian, Mater. Adv., 2025, 6, 3058 DOI: 10.1039/D4MA01253D

This article is licensed under a Creative Commons Attribution 3.0 Unported Licence. You can use material from this article in other publications without requesting further permissions from the RSC, provided that the correct acknowledgement is given.

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Efficient self-powered near-infrared organic photodetectors with a self-assembled transport layer†

Abstract

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Efficient self-powered near-infrared organic photodetectors with a self-assembled transport layer

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