Nanocrystals - Almost always bright

被引:52
作者
Efros, Alexander L. [1 ]
机构
[1] USN, Res Lab, Ctr Computat Mat Sci, Washington, DC 20375 USA
关键词
D O I
10.1038/nmat2239
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
Colloidal nanocrystals randomly turn their photoluminescence off and on under continuous light illumination. Growing thick shells around the crystals can reduce the blinking effect dramatically, with great potential advantage for applications.
引用
收藏
页码:612 / 613
页数:3
相关论文
共 12 条
[1]   Giant multishell CdSe nanocrystal quantum dots with suppressed blinking [J].
Chen, Yongfen ;
Vela, Javier ;
Htoon, Han ;
Casson, Joanna L. ;
Werder, Donald J. ;
Bussian, David A. ;
Klimov, Victor I. ;
Hollingsworth, Jennifer A. .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2008, 130 (15) :5026-5027
[2]   AUGER IONIZATION OF SEMICONDUCTOR QUANTUM DROPS IN A GLASS MATRIX [J].
CHEPIC, DI ;
EFROS, AL ;
EKIMOV, AI ;
VANOV, MG ;
KHARCHENKO, VA ;
KUDRIAVTSEV, IA ;
YAZEVA, TV .
JOURNAL OF LUMINESCENCE, 1990, 47 (03) :113-127
[3]   Multiexciton spectroscopy of a single self-assembled quantum dot [J].
Dekel, E ;
Gershoni, D ;
Ehrenfreund, E ;
Spektor, D ;
Garcia, JM ;
Petroff, PM .
PHYSICAL REVIEW LETTERS, 1998, 80 (22) :4991-4994
[4]   Random telegraph signal in the photoluminescence intensity of a single quantum dot [J].
Efros, AL ;
Rosen, M .
PHYSICAL REVIEW LETTERS, 1997, 78 (06) :1110-1113
[5]   Solution control of radiative and nonradiative lifetimes: A novel contribution to quantum dot blinking suppression [J].
Fomenko, Vasiliy ;
Nesbitt, David J. .
NANO LETTERS, 2008, 8 (01) :287-293
[6]   Near-complete suppression of quantum dot blinking in ambient conditions [J].
Hohng, S ;
Ha, T .
JOURNAL OF THE AMERICAN CHEMICAL SOCIETY, 2004, 126 (05) :1324-1325
[7]   Nonexponential "blinking" kinetics of single CdSe quantum dots: A universal power law behavior [J].
Kuno, M ;
Fromm, DP ;
Hamann, HF ;
Gallagher, A ;
Nesbitt, DJ .
JOURNAL OF CHEMICAL PHYSICS, 2000, 112 (07) :3117-3120
[8]   Towards non-blinking colloidal quantum dots [J].
Mahler, Benoit ;
Spinicelli, Piernicola ;
Buil, Stephanie ;
Quelin, Xavier ;
Hermier, Jean-Pierre ;
Dubertret, Benoit .
NATURE MATERIALS, 2008, 7 (08) :659-664
[9]   Fluorescence intermittency in single cadmium selenide nanocrystals [J].
Nirmal, M ;
Dabbousi, BO ;
Bawendi, MG ;
Macklin, JJ ;
Trautman, JK ;
Harris, TD ;
Brus, LE .
NATURE, 1996, 383 (6603) :802-804
[10]   Blinking statistics in single semiconductor nanocrystal quantum dots [J].
Shimizu, KT ;
Neuhauser, RG ;
Leatherdale, CA ;
Empedocles, SA ;
Woo, WK ;
Bawendi, MG .
PHYSICAL REVIEW B, 2001, 63 (20)