SYMMETRY OF ANNEALED WURTZITE CDSE NANOCRYSTALS - ASSIGNMENT TO THE C-3V POINT GROUP

被引：173
作者：
SHIANG, JJ
KADAVANICH, AV
GRUBBS, RK
ALIVISATOS, AP
机构：
[1] UNIV CALIF BERKELEY,DEPT CHEM,BERKELEY,CA 94720
[2] LAWRENCE BERKELEY LAB,DIV MAT SCI,BERKELEY,CA 94720
来源：
JOURNAL OF PHYSICAL CHEMISTRY | 1995年 / 99卷 / 48期
关键词：
D O I：
10.1021/j100048a017
中图分类号：
O64 [物理化学（理论化学）、化学物理学];
学科分类号：
070304 ; 081704 ;
摘要：
High-resolution electron microscopy and resonance Raman spectroscopy are used to assign annealed wurtzite CdSe nanocrystals to the C-3v point group. Deviations from spherical symmetry have spectroscopic consequences for this prototypical quantum dot system.
引用
收藏
页码：17417 / 17422
页数：6
相关论文
共 29 条
  • [11] ABSORPTION AND INTENSITY-DEPENDENT PHOTOLUMINESCENCE MEASUREMENTS ON CDSE QUANTUM DOTS - ASSIGNMENT OF THE 1ST ELECTRONIC-TRANSITIONS
    EKIMOV, AI
    HACHE, F
    SCHANNEKLEIN, MC
    RICARD, D
    FLYTZANIS, C
    KUDRYAVTSEV, IA
    YAZEVA, TV
    RODINA, AV
    EFROS, AL
    [J]. JOURNAL OF THE OPTICAL SOCIETY OF AMERICA B-OPTICAL PHYSICS, 1993, 10 (01) : 100 - 107
  • [12] CRYSTAL-STRUCTURE AND OPTICAL-PROPERTIES OF CD32S14(SC6H5)36.DMF4, A CLUSTER WITH A 15-ANGSTROM CDS CORE
    HERRON, N
    CALABRESE, JC
    FARNETH, WE
    WANG, Y
    [J]. SCIENCE, 1993, 259 (5100) : 1426 - 1428
  • [13] ELECTRONIC-STRUCTURE OF SEMICONDUCTOR NANOCLUSTERS - A TIME-DEPENDENT THEORETICAL APPROACH
    HILL, NA
    WHALEY, B
    [J]. JOURNAL OF CHEMICAL PHYSICS, 1993, 99 (05) : 3707 - 3715
  • [14] THRESHOLD FOR QUASI-CONTINUUM ABSORPTION AND REDUCED LUMINESCENCE EFFICIENCY IN CDSE NANOCRYSTALS
    HOHEISEL, W
    COLVIN, VL
    JOHNSON, CS
    ALIVISATOS, AP
    [J]. JOURNAL OF CHEMICAL PHYSICS, 1994, 101 (10) : 8455 - 8460
  • [15] THEORY OF OPTICALLY-EXCITED INTRINSIC SEMICONDUCTOR QUANTUM DOTS
    HU, YZ
    LINDBERG, M
    KOCH, SW
    [J]. PHYSICAL REVIEW B, 1990, 42 (03): : 1713 - 1723
  • [16] X-RAY PHOTOELECTRON-SPECTROSCOPY OF CDSE NANOCRYSTALS WITH APPLICATIONS TO STUDIES OF THE NANOCRYSTAL SURFACE
    KATARI, JEB
    COLVIN, VL
    ALIVISATOS, AP
    [J]. JOURNAL OF PHYSICAL CHEMISTRY, 1994, 98 (15) : 4109 - 4117
  • [17] SIZE DEPENDENCE OF ELECTRON-PHONON COUPLING IN SEMICONDUCTOR NANOSPHERES - THE CASE OF CDSE
    KLEIN, MC
    HACHE, F
    RICARD, D
    FLYTZANIS, C
    [J]. PHYSICAL REVIEW B, 1990, 42 (17): : 11123 - 11132
  • [18] QUANTUM-SIZE DEPENDENCE OF FEMTOSECOND ELECTRONIC DEPHASING AND VIBRATIONAL DYNAMICS IN CDSE NANOCRYSTALS
    MITTLEMAN, DM
    SCHOENLEIN, RW
    SHIANG, JJ
    COLVIN, VL
    ALIVISATOS, AP
    SHANK, CV
    [J]. PHYSICAL REVIEW B, 1994, 49 (20): : 14435 - 14447
  • [19] Mortensen O.S., 1980, ADV INFRARED RAMAN S, V6, P1
  • [20] SYNTHESIS AND CHARACTERIZATION OF NEARLY MONODISPERSE CDE (E = S, SE, TE) SEMICONDUCTOR NANOCRYSTALLITES
    MURRAY, CB
    NORRIS, DJ
    BAWENDI, MG
    [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1993, 115 (19) : 8706 - 8715
123