A recent publication by Statman and Georges reported on the dynamics of electric-field-induced second harmonic (EFISH) in planar germanosilicate waveguides. They provided a model that examines the decay of the second harmonic signal as a result of charge migration inside the doped glass medium through dielectric relaxation and electronic drift. We present experimental results of EFISH using femtosecond laser pulses. We show here that this decay is actually due to the formation of a surface charge.
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Univ Tokyo, Sch Engn, Dept Elect Engn & Informat Syst, 7-3-1 Hongo,Bunkyo Ku, Tokyo 1138656, JapanUniv Tokyo, Sch Engn, Dept Elect Engn & Informat Syst, 7-3-1 Hongo,Bunkyo Ku, Tokyo 1138656, Japan
Fujii, Takashi
Sato, Masahiro
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Univ Tokyo, Sch Engn, Dept Elect Engn & Informat Syst, 7-3-1 Hongo,Bunkyo Ku, Tokyo 1138656, JapanUniv Tokyo, Sch Engn, Dept Elect Engn & Informat Syst, 7-3-1 Hongo,Bunkyo Ku, Tokyo 1138656, Japan
Sato, Masahiro
Kumada, Akiko
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Univ Tokyo, Sch Engn, Dept Elect Engn & Informat Syst, 7-3-1 Hongo,Bunkyo Ku, Tokyo 1138656, JapanUniv Tokyo, Sch Engn, Dept Elect Engn & Informat Syst, 7-3-1 Hongo,Bunkyo Ku, Tokyo 1138656, Japan
Kumada, Akiko
Oishi, Yuji
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Cent Res Inst Elect Power Ind, Grid Innovat Res Lab, 2-6-1 Nagasaka, Yokosuka, Kanagawa 2400196, JapanUniv Tokyo, Sch Engn, Dept Elect Engn & Informat Syst, 7-3-1 Hongo,Bunkyo Ku, Tokyo 1138656, Japan
机构:
Tohoku Univ, Inst Mat Res, Sendai, Miyagi 9808577, Japan
Japan Sci & Technol Agcy, CREST, Tokyo 1020075, JapanTohoku Univ, WPI Adv Inst Mat Res, Sendai, Miyagi 9808577, Japan
Iwasa, Y.
Kawasaki, M.
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Tohoku Univ, WPI Adv Inst Mat Res, Sendai, Miyagi 9808577, Japan
Tohoku Univ, Inst Mat Res, Sendai, Miyagi 9808577, Japan
Japan Sci & Technol Agcy, CREST, Tokyo 1020075, JapanTohoku Univ, WPI Adv Inst Mat Res, Sendai, Miyagi 9808577, Japan