화학공학소재연구정보센터
학회 한국화학공학회
학술대회 2008년 가을 (10/23 ~ 10/24, 부산 BEXCO)
권호 14권 2호, p.2722
발표분야 생물화공
제목 The Incorporation of Fluorescent Dye in Mesoporous Core-Shell Silica
초록 Mesoporous silica core-shell nanoparticles were prepared using Sol-gel process. Monodisperse core silica has been prepared via sol-gel reaction of TEOS (tetraethoxysilane) and water using base catalyst. Silica cores with size 220 340 nm were obtained. After calcination, the pore volume and surface area of the silica increased. Fluorescent dye (FTIC) was incorporated into the silica network by using coupling agent. Both UV/Vis and PL spectra show red-shift by silica incorporation. Fluorescent decay time was delayed by silica incorporation.
저자 유정하, 김종성
소속 경원대
키워드 mesoporous silica; Fluorescence
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