One-step synthesis of size tuned zinc selenide quantum dots via a temperature controlled molecular precursor approach

被引:89
作者
Jun, YW
Koo, JE
Cheon, J [1 ]
机构
[1] Korea Adv Inst Sci & Technol, Dept Chem, Taejon 305701, South Korea
[2] Korea Adv Inst Sci & Technol, Sch Mol Sci BK21, Taejon 305701, South Korea
关键词
D O I
10.1039/b002983l
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
One-step size-controlled synthesis of ZnSe quantum dots is studied and the obtained QDs are luminescent with the emission wavelength varying over a wide range (up to 100 nm) depending on the particle size; the single-molecular precursor is an air-stable bis(phenylselenolato)zinc N,N,N',N'-tetramethylethylenediamine (TMEDA) complex, which effectively affords different sizes of ZnSe QDs depending on growth temperatures.
引用
收藏
页码:1243 / 1244
页数:2
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共 21 条
  • [1] Organization of 'nanocrystal molecules' using DNA
    Alivisatos, AP
    Johnsson, KP
    Peng, XG
    Wilson, TE
    Loweth, CJ
    Bruchez, MP
    Schultz, PG
    [J]. NATURE, 1996, 382 (6592) : 609 - 611
  • [2] SYNTHESIS OF LOW-COORDINATE CHALCOGENOLATO COMPLEXES OF ZINC WITH O, N, S, AND P DONOR LIGANDS - MOLECULAR AND CRYSTAL-STRUCTURES OF ZN(S-T-BU3C6H2-2,4,6)2(L) (L=NC5H3ME2-2,6,PMEPH2), ZN(SE-T-BU3C6H2-2,4,6)2(OSC4H8), AND ZN(S-T-BU3C6H2-2,4,6)2(N-METHYLIMIDAZOLE)2
    BOCHMANN, M
    BWEMBYA, GC
    GRINTER, R
    POWELL, AK
    WEBB, KJ
    HURSTHOUSE, MB
    MALIK, KMA
    MAZID, MA
    [J]. INORGANIC CHEMISTRY, 1994, 33 (10) : 2290 - 2296
  • [3] BULK AND NANOSTRUCTURE GROUP-II-VI COMPOUNDS FROM MOLECULAR ORGANOMETALLIC PRECURSORS
    BRENNAN, JG
    SIEGRIST, T
    CARROLL, PJ
    STUCZYNSKI, SM
    REYNDERS, P
    BRUS, LE
    STEIGERWALD, ML
    [J]. CHEMISTRY OF MATERIALS, 1990, 2 (04) : 403 - 409
  • [4] THE PREPARATION OF LARGE SEMICONDUCTOR CLUSTERS VIA THE PYROLYSIS OF A MOLECULAR PRECURSOR
    BRENNAN, JG
    SIEGRIST, T
    CARROLL, PJ
    STUCZYNSKI, SM
    BRUS, LE
    STEIGERWALD, ML
    [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1989, 111 (11) : 4141 - 4143
  • [5] HIGHER EXCITED ELECTRONIC STATES IN CLUSTERS OF ZNSE, CDSE, AND ZNS - SPIN-ORBIT, VIBRONIC, AND RELAXATION PHENOMENA
    CHESTNOY, N
    HULL, R
    BRUS, LE
    [J]. JOURNAL OF CHEMICAL PHYSICS, 1986, 85 (04) : 2237 - 2242
  • [6] ELECTROLUMINESCENCE FROM CDSE QUANTUM-DOT POLYMER COMPOSITES
    DABBOUSI, BO
    BAWENDI, MG
    ONITSUKA, O
    RUBNER, MF
    [J]. APPLIED PHYSICS LETTERS, 1995, 66 (11) : 1316 - 1318
  • [7] Detonations of gallium azides: A simple route to hexagonal GaN nanocrystals
    Frank, AC
    Stowasser, F
    Sussek, H
    Pritzkow, H
    Miskys, CR
    Ambacher, O
    Giersig, M
    Fischer, RA
    [J]. JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 1998, 120 (14) : 3512 - 3513
  • [8] Bright UV-blue luminescent colloidal ZnSe nanocrystals
    Hines, MA
    Guyot-Sionnest, P
    [J]. JOURNAL OF PHYSICAL CHEMISTRY B, 1998, 102 (19): : 3655 - 3657
  • [9] Blue-green ZnSe lasers with a new type of active region
    Ivanov, SV
    Toropov, AA
    Sorokin, SV
    Shubina, TV
    Sedova, IV
    Kop'ev, PS
    Alferov, ZI
    Waag, A
    Lugauer, HJ
    Reuscher, G
    Keim, M
    Fischer, FF
    Landwehr, G
    [J]. SEMICONDUCTORS, 1999, 33 (09) : 1016 - 1020
  • [10] 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