Optically encoded second-harmonic generation in germanosilicate glass by a femtosecond laser

被引:32
作者
Si, JH
Kitaoka, K
Qiu, JR
Mitsuyu, T
Hirao, K
机构
[1] Japan Sci & Technol Corp, Hirao Act Glass Project, Kyoto 61902, Japan
[2] Kyoto Univ, Fac Engn, Div Mat Chem, Sakyo Ku, Kyoto 6068501, Japan
关键词
D O I
10.1364/OL.24.000911
中图分类号
O43 [光学];
学科分类号
070207 ; 0803 ;
摘要
Second-harmonic generation in germanosilicate glasses was encoded by coherent superposition of the 810-nm fundamental and the 405-nm second-harmonic light of a femtosecond laser. The difference spectra between the absorption spectra of the glasses before and after preparation were measured. An evident correlation between the induced second-order nonlinearity and the creation of a Ge electron center was observed, suggesting that a band-to-band transition by multiphoton absorption is probably responsible for the photoinduced second-harmonic generation. (C) 1999 Optical Society of America OCIS codes: 190.4160, 190.4400, 190.4180.
引用
收藏
页码:911 / 913
页数:3
相关论文
共 16 条
[1]   MODEL FOR 2ND-HARMONIC GENERATION IN GLASS OPTICAL FIBERS BASED ON ASYMMETRIC PHOTOELECTRON EMISSION FROM DEFECT SITES [J].
ANDERSON, DZ ;
MIZRAHI, V ;
SIPE, JE .
OPTICS LETTERS, 1991, 16 (11) :796-798
[2]   LIGHT-INDUCED 2ND-HARMONIC GENERATION IN AZO-DYE POLYMERS [J].
CHARRA, F ;
KAJZAR, F ;
NUNZI, JM ;
RAIMOND, P ;
IDIART, E .
OPTICS LETTERS, 1993, 18 (12) :941-943
[3]  
Dianov E. M., 1989, Soviet Journal of Quantum Electronics, V19, P575, DOI 10.1070/QE1989v019n05ABEH007926
[4]   LIGHT-INDUCED 2ND-HARMONIC GENERATION IN GLASS VIA MULTIPHOTON IONIZATION [J].
DOMINIC, V ;
FEINBERG, J .
PHYSICAL REVIEW LETTERS, 1993, 71 (21) :3446-3449
[5]   INFRARED ERASURE OF SELF-ORGANIZED CHI-(2) GRATINGS IN HIGH GERMANIA CONTENT OPTICAL FIBERS [J].
HIBINO, Y ;
MIZRAHI, V ;
STEGEMAN, GI ;
SUDO, S .
APPLIED PHYSICS LETTERS, 1990, 57 (07) :656-658
[6]   Defect formation in SiO2:GeO2 glasses studied by irradiation with excimer laser light [J].
Hosono, H ;
Kawazoe, H ;
Nishii, J .
PHYSICAL REVIEW B, 1996, 53 (18) :11921-11923
[7]  
HOSONO H, 1996, JPN J APPL PHYS, V35, P234
[8]   OBSERVATION OF RESONANT ENHANCEMENT OF PHOTOINDUCED 2ND-HARMONIC GENERATION IN TM-DOPED ALUMINOSILICATE GLASS-FIBERS [J].
KROL, DM ;
DIGIOVANNI, DJ ;
PLEIBEL, W ;
STOLEN, RH .
OPTICS LETTERS, 1993, 18 (15) :1220-1222
[9]  
KROL DM, 1994, C LASERS ELECTR OPTI, V8, P397
[10]   Direct observation of the effective chi((2)) grating in bulk glasses encoded for second-harmonic generation [J].
Kyung, JH ;
Lawandy, NM .
OPTICS LETTERS, 1996, 21 (09) :632-634