NONLINEAR OPTICAL SPECTROSCOPY ON ONE-DIMENSIONAL EXCITONS IN SILICON POLYMER, POLYSILANE

被引:106
作者
HASEGAWA, T
IWASA, Y
SUNAMURA, H
KODA, T
TOKURA, Y
TACHIBANA, H
MATSUMOTO, M
ABE, S
机构
[1] UNIV TOKYO,DEPT PHYS,TOKYO 113,JAPAN
[2] NATL CHEM LAB IND,TSUKUBA 305,JAPAN
[3] ELECTROTECH LAB,TSUKUBA 305,JAPAN
关键词
D O I
10.1103/PhysRevLett.69.668
中图分类号
O4 [物理学];
学科分类号
0702 ;
摘要
The modulus and phase of the complex third-order nonlinear optical (NLO) susceptibility chi(3)(- 3-omega; omega, omega, omega) have been measured on an all-trans silicon polymer, poly(dihexylsilane), over a wide photon energy range. Several distinct structures observed in the chi(3) spectra are in excellent agreement with the theoretical results of a one-dimensional (1D) exciton model. Important aspects of the 1D Wannier-like exciton structure in polysilanes are elucidated in relation to the NLO processes.
引用
收藏
页码:668 / 671
页数:4
相关论文
共 30 条
  • [1] SINGLET AND TRIPLET EXCITONS IN CONJUGATED POLYMERS
    ABE, S
    YU, J
    SU, WP
    [J]. PHYSICAL REVIEW B, 1992, 45 (15): : 8264 - 8271
  • [3] ABE S, IN PRESS CHEM PHYS L
  • [4] [Anonymous], 1963, THEORY EXCITONS
  • [5] [Anonymous], 1959, AM J PHYS, DOI [10.1119/1.1934950, DOI 10.1119/1.1934950]
  • [6] THEORY OF THE ABSORPTION EDGE IN SEMICONDUCTORS IN A HIGH MAGNETIC FIELD
    ELLIOTT, RJ
    LOUDON, R
    [J]. JOURNAL OF PHYSICS AND CHEMISTRY OF SOLIDS, 1960, 15 (3-4) : 196 - 207
  • [7] SPECTRUM OF CHI(3)(-3-OMEGA-OMEGA, OMEGA, OMEGA, OMEGA) IN POLYACETYLENE - AN APPLICATION OF THE FREE-ELECTRON LASER IN NONLINEAR OPTICAL SPECTROSCOPY
    FANN, WS
    BENSON, S
    MADEY, JMJ
    ETEMAD, S
    BAKER, GL
    KAJZAR, F
    [J]. PHYSICAL REVIEW LETTERS, 1989, 62 (13) : 1492 - 1495
  • [8] EXCITONIC RESONANT EFFECT IN THE 3RD-ORDER NONLINEAR OPTICAL-PROPERTIES OF BLUE-FORM AND RED-FORM POLYDIACETYLENE FILMS
    HASEGAWA, T
    ISHIKAWA, K
    KANETAKE, T
    KODA, T
    TAKEDA, K
    KOBAYASHI, H
    KUBODERA, K
    [J]. CHEMICAL PHYSICS LETTERS, 1990, 171 (03) : 239 - 244
  • [9] 2-PHOTON RESONANT 3RD-HARMONIC GENERATION IN POLYSILANES
    HASEGAWA, T
    IWASA, Y
    KISHIDA, H
    KODA, T
    TOKURA, Y
    TACHIBANA, H
    KAWABATA, Y
    [J]. PHYSICAL REVIEW B, 1992, 45 (11): : 6317 - 6320
  • [10] HASEGAWA T, IN PRESS SYNTH MET