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Crosslinkable Nonlinear Optical Dendrimers Synthesized by Diels-Alder Reaction
- Bae, Su-Hwan;
- Kim, Hye-Min;
- Min, Hae Sik;
- Kim, Doseok;
- Kim, Tae-Dong
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6초록
Crosslinkable NLO dendrimers based on azobenzene-type chromophores were synthesized by a Die Is-Alder reaction. Their thermal and optical properties were investigated before and after poling at a high temperature. We found that the dendrimers retained good thermal stability up to 260 degrees C after curing at 130 degrees C for 10 min based on thermal analysis. Through in-situ poling and curing processes, the highest NLO activity of the dendrimers was d(33) = 1.7 x 10(-6) esu at 1064 nm, which was determined by a Maker fringe experiment.
키워드
Second-Order Nonlinear Optics; Dendrimer; Crosslinking; Diels-Alder Reaction; Poling; LARGE ELECTROOPTIC COEFFICIENTS; HIGHLY EFFICIENT; 2ND-HARMONIC GENERATION; BROAD-BAND; POLYMER; MODULATORS; ACIDS
- 제목
- Crosslinkable Nonlinear Optical Dendrimers Synthesized by Diels-Alder Reaction
- 저자
- Bae, Su-Hwan; Kim, Hye-Min; Min, Hae Sik; Kim, Doseok; Kim, Tae-Dong
- 발행일
- 2012-01
- 유형
- Article; Proceedings Paper
- 권
- 12
- 호
- 1
- 페이지
- 730 ~ 736