Open AccessSECOND HARMONIC GENERATION FROM UNPOLED HEMICYANINE-DOPED SILICA THIN FILM
Author(s) -
Jun Yu,
Liying Liu,
Lei Xu,
Wencheng Wang,
Fuming Li
Publication year - 1997
Publication title -
wuli xuebao
Language(s) - English
Resource type - Journals
SCImago Journal Rank - 0.199
H-Index - 47
ISSN - 1000-3290
DOI - 10.7498/aps.46.1125
Subject(s) - materials science , doping , thin film , second harmonic generation , molecule , sol gel , value (mathematics) , harmonic , optoelectronics , optics , composite material , nanotechnology , computer science , physics , acoustics , quantum mechanics , laser , machine learning
Hemicyanine-doped silica film was fabricated by the sol-gel technique.It was demonstrated for the first time that the self-alignment of hemicyanine molecules in the above film existed in the interfacial area.A χ2 value of 6.6pm/V was obtained for a 50nm thick film.