What question did this study set out to answer?

The aim is to investigate the photoelectric conversion mechanism of Cu2CdSnSe4 (CCTSe) photodetectors and improve their performance through novel fabrication techniques.

February 8, 2026Advanced Optical Materials

Insight Into the Photoelectric Conversion Mechanism of Broadband Self‐Powered Cu 2 CdSnSe 4 Photodetectors

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Authors

YZYuanzhang ZhaoChinese Academy of Tropical Agricultural Sciences LDLei DaiNorth China University of Science and Technology YJYuan JiNorthwest Normal University

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Implication

Research demonstrates enhanced performance in broadband photodetectors with a novel fabrication method, suggesting a scalable solution for optoelectronics.

Key Points

The aim is to investigate the photoelectric conversion mechanism of Cu2CdSnSe4 (CCTSe) photodetectors and improve their performance through novel fabrication techniques.
Developed a sulfur-free precursor solution process for CCTSe photodetectors
Optimized the selenization process to enhance film quality
Fabricated self-powered CCTSe thin films
Achieved a responsivity of 0.52 A/W
Obtained a specific detectivity of 5.18 × 10^12 Jones
Demonstrated stable photoresponse under repeated switching at 1550 nm
Confirmed enhanced crystallinity and suppressed defect states

Cite This Study

Zhao et al. (2026) studied this question.

synapsesocial.com/papers/698827a20fc35cd7a8846781 https://doi.org/10.1002/adom.202503441

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Implication

Research demonstrates enhanced performance in broadband photodetectors with a novel fabrication method, suggesting a scalable solution for optoelectronics.

Insight Into the Photoelectric Conversion Mechanism of Broadband Self‐Powered Cu 2 CdSnSe 4 Photodetectors

Discussion

Member takes

Implication

Key Points

Cite This Study

Insight Into the Photoelectric Conversion Mechanism of Broadband Self‐Powered Cu 2 CdSnSe 4 Photodetectors

Discussion

Member takes

Implication

Key Points

Cite This Study

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