journal article·2023-07Open access

Nanowatt‐Level Photoactivated Gas Sensor Based on Fully‐Integrated Visible MicroLED and Plasmonic Nanomaterials (Small 27/2023)

Incheol Cho, Young Chul Sim, Kichul Lee, Minkyu Cho, Jaeho Park, Mingu Kang, Ki Soo Chang, Chan Bae Jeong, Yong‐Hoon Cho, Inkyu Park

Small· Volume 19· Issue 27

Abstract

Ultra-Low Power Gas Sensors In article number 2207165, Yong-Hoon Cho, Inkyu Park, and co-workers develop a photoactivated gas sensor with fully integrated micro-light-emitting diodes (LEDs) for highly sensitive gas detection at nanowatt-level. The distance between the gas sensing material (In2O3) and the light activation source (micro-LED) is only 1 μm, minimizing wasted light energy. Additionally, the authors utilize GaN layer LEDs in the blue range with high energy conversion efficiency.
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Research context

OpenAlex topics: Gas Sensing Nanomaterials and Sensors

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Affiliations

Department of Mechanical Engineering Korea Advanced Institute of Science and Technology (KAIST) Daejeon 34141 Republic of Korea

Department of Physics Korea Advanced Institute of Science and Technology (KAIST) Daejeon 34141 Republic of Korea

Center for Scientific Instrumentation Korea Basic Science Institute Daejeon 34133 Republic of Korea

References

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