Simultaneous Enhancement of Upconversion and Downshifting Luminescence via Plasmonic Structure

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초록

We describe a metal nanodisk-insulator-metal (MIM) structure that enhances lanthanide-based upconversion (UC) and downshifting (DS) simultaneously. The structure was fabricated using a nanotransfer printing method that facilitates large-area applications of nanostructures for optoelectronic devices. The proposed MIM structure is a promising way to harness the entire solar spectrum by converting both ultraviolet and near-infrared to visible light concurrently through resonant-mode excitation. The overall photoluminescence enhancements of the UC and DS were 174- and 29-fold, respectively.

키워드

Upconversion; downshifting; plasmonic structure; energy transfer; metal nanopattern; nanotransfer printing; solar spectrum conversion; UPCONVERTING NANOPARTICLES; LANTHANIDE COMPLEXES; SOLID-STATE; NANOCRYSTALS; FLUORESCENCE; EMISSION; SURFACE; LIGHT; SIZE; NANOMATERIALS
제목
Simultaneous Enhancement of Upconversion and Downshifting Luminescence via Plasmonic Structure
저자
Lee, Kyu-Tae; Park, Jong-Hyun; Kwon, S. Joon; Kwon, Hyun-Keun; Kyhm, Jihoon; Kwak, Kyung-Won; Jang, Ho Seong; Kim, Su Yeon; Han, Joon Soo; Lee, Sung-Hwan; Shin, Dong-Hun; Ko, Hyungduk; Han, Il-Ki; Ju, Byeong-Kwon; Kwon, Soong-Hong; Ko, Doo-Hyun
DOI
10.1021/nl5049803
발행일
2015-04
유형
Article
저널명
Nano Letters
권
15
호
4
페이지
2491 ~ 2497