PHOTOINDUCED CHARGE-TRANSFER IN POLY(P-PHENYLENE VINYLENE)

被引:97
作者
MIZES, HA [1 ]
CONWELL, EM [1 ]
机构
[1] UNIV ROCHESTER,CTR PHOTOINDUCED CHARGE TRANSFER,ROCHESTER,NY 14627
来源
PHYSICAL REVIEW B | 1994年 / 50卷 / 15期
关键词
D O I
10.1103/PhysRevB.50.11243
中图分类号
T [工业技术];
学科分类号
08 ;
摘要
It has been suggested that excitation of poly(p-phenylene vinylene) (PPV) by photons above the absorption edge produces principally polaron pairs or split excitons. We show that such polaron pairs can account very well for the peaks in the observed picosecond photoinduced absorption, the width of the absorption, and other phenomena associated with photon absorption in PPV.
引用
收藏
页码:11243 / 11246
页数:4
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共 25 条
  • [1] TRANSIENT PHOTOCONDUCTIVITY IN HIGHLY ORIENTED POLY(P-PHENYLENEVINYLENE)
    BRADLEY, DDC
    SHEN, YQ
    BLEIER, H
    ROTH, S
    [J]. JOURNAL OF PHYSICS C-SOLID STATE PHYSICS, 1988, 21 (15): : L515 - L522
  • [2] EXCITONS AND THE BAND-GAP IN POLY(PHENYLENE VINYLENE)
    DACOSTA, PG
    CONWELL, EM
    [J]. PHYSICAL REVIEW B, 1993, 48 (03): : 1993 - 1996
  • [3] 1ST-PRINCIPLES CALCULATION OF THE 3-DIMENSIONAL BAND-STRUCTURE OF POLY(PHENYLENE VINYLENE)
    DACOSTA, PG
    DANDREA, RG
    CONWELL, EM
    [J]. PHYSICAL REVIEW B, 1993, 47 (04) : 1800 - 1810
  • [4] OPTICAL-ABSORPTION FROM POLARONS IN A MODEL OF POLYACETYLENE
    FESSER, K
    BISHOP, AR
    CAMPBELL, DK
    [J]. PHYSICAL REVIEW B, 1983, 27 (08): : 4804 - 4825
  • [5] PHOTOEXCITATION IN CONJUGATED POLYMERS
    FRIEND, RH
    BRADLEY, DDC
    TOWNSEND, PD
    [J]. JOURNAL OF PHYSICS D-APPLIED PHYSICS, 1987, 20 (11) : 1367 - 1384
  • [6] RAMAN AND PHOTOLUMINESCENCE SPECTRA OF PPV OLIGOMERS
    GRAHAM, SC
    BRADLEY, DDC
    FRIEND, RH
    SPANGLER, C
    [J]. SYNTHETIC METALS, 1991, 41 (03) : 1277 - 1280
  • [7] GUO F, IN PRESS SYNTH MET
  • [8] SOLITONS IN CONDUCTING POLYMERS
    HEEGER, AJ
    KIVELSON, S
    SCHRIEFFER, JR
    SU, WP
    [J]. REVIEWS OF MODERN PHYSICS, 1988, 60 (03) : 781 - 850
  • [9] ASSIGNMENT OF THE PICOSECOND PHOTOINDUCED ABSORPTION IN PHENYLENE VINYLENE POLYMERS
    HSU, JWP
    YAN, M
    JEDJU, TM
    ROTHBERG, LJ
    HSIEH, BR
    [J]. PHYSICAL REVIEW B, 1994, 49 (01): : 712 - 715
  • [10] OPTICAL PROBES OF EXCITED-STATES IN POLY(P-PHENYLENEVINYLENE)
    LENG, JM
    JEGLINSKI, S
    WEI, X
    BENNER, RE
    VARDENY, ZV
    GUO, F
    MAZUMDAR, S
    [J]. PHYSICAL REVIEW LETTERS, 1994, 72 (01) : 156 - 159