journal article·2016-11-16Open access

Organic Dye-Sensitized CH3NH3PbI3 Hybrid Flexible Photodetector with Bulk Heterojunction Architectures

Chang-jiu Teng, Dan Xie, Meng-xing Sun, Shan Chen, Pu Yang, Yi-lin Sun

Abstract

A flexible photodetector based on the bulk heterojunction of an organometallic halide perovskites CH 3 NH 3 PbI 3 and an organic dye Rhodamine B (RhB) has been fabricated via a solution casting process. It showed a high responsivity ( R max = 43.6 mA/W) to visible lights, short response time ( t r ≈ 60 ms, t d ≈ 40 ms), high on–off ratio ( I on / I off ≈ 287) and satisfactory stability because of its Schottky barrier structure and the dye enhanced light absorption.
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Research context

OpenAlex topics: Perovskite Materials and Applications · Gas Sensing Nanomaterials and Sensors · Chalcogenide Semiconductor Thin Films

SciVX discovery tags are terminology-based. OpenAlex topics are source-provided classifications.

Affiliations

Institute of Microelectronics, Tsinghua National Laboratory for Information Science and Technology (TNList), Tsinghua University, Beijing 100084, People’s Republic of China

Department of Chemistry, Tsinghua University, Beijing 100084, China

Funding

National Natural Science Foundation of China · State Key Laboratory of Low-Dimensional Quantum Physics, Tsinghua University · State Key Laboratory of Electronic Thin Films and Integrated Devices, University of Electronic Science and Technology of China

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