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Updated: Jan 13, 2026

Optical Trapping of Nanoparticles

Optical Trapping of Nanoparticles

Published on: January 15, 2013

深部トラップ電荷捕捉によって可能になる、シンプルな構造で高性能な狭帯域応答性PM-OPD

Ji Li¹, Dechao Guo^1,2, Dezhi Yang¹

¹Institute of Polymer Optoelectronic Materials and Devices, Guangdong Basic Re-search Center of Excellence for Energy & Information Polymer Materials, Guang-dong-Hong Kong-Macao Joint Laboratory of Optoelectronic and Magnetic Function-al Materials, State Key Laboratory of Luminescent Materials and Devices, South China University of Technology, Guangzhou 510640, China. msdzyang@scut.edu.cn.

Chemical communications (Cambridge, England)

|January 6, 2026

Abstract:

The incorporation of the HATCN dopant into the F16CuPc active layer facilitates efficient charge trapping, enabling the fabrication of simple-structured and high-performance photomultiplication organic photodetectors (PM-OPDs). By optimizing HATCN concentration, a marked enhancement in device efficiency is achieved. The optimized device exhibits a maximum EQE exceeding 11 000% and a D* of over 1.0 × 10¹² Jones. Through the integration of a filter film, the device achieves a narrowband spectral response with a full width at half maximum (FWHM) of 70 nm, which shows potential for application in human heart rate detection.

キーワード:

有機エレクトロニクスフォトディテクタ電荷捕捉 HATCN フォトマルチプライケーション有機フォトディテクタ心拍数モニタリング

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