Linear absorption and molar extinction coefficients in direct semiconductor quantum dots

Journal of Physical Chemistry C

Volumn 112, Issue 25, 2008, Pages 9261-9266

  Sun, Jinjun ^a   Goldys, Ewa M ^a  

^a MACQUARIE UNIVERSITY   (Australia)

Author keywords

[No Author keywords available]

Indexed keywords

ABSORPTION; CONCENTRATION (PROCESS); ELECTRIC CONDUCTIVITY; ELECTRIC NETWORK ANALYSIS; OPTICAL WAVEGUIDES; PARAMETER ESTIMATION; QUANTUM ELECTRONICS; SEMICONDUCTOR MATERIALS;

BAND GAP SEMICONDUCTOR MATERIALS; COLLOIDAL SUSPENSIONS; EMPIRICAL VALUES; EXPERIMENTAL STUDIES; EXTINCTION CO-EFFICIENT; EXTINCTION MEASUREMENTS; INTER-BAND TRANSITIONS; LINEAR ABSORPTION COEFFICIENTS; LINEAR ABSORPTIONS; MOLAR EXTINCTION COEFFICIENTS; PHYSICAL PARAMETERS; QUANTUM DOT; QUANTUM DOT ABSORPTION; QUANTUM DOTS; QUANTUM-DOT SIZE; THEORETICAL ANALYSIS;

SEMICONDUCTOR QUANTUM DOTS;

EID: 53549090160     PISSN: 19327447     EISSN: 19327455     Source Type: Journal    
DOI: 10.1021/jp800700m     Document Type: Article

References (21)

1. Ferreira, D. L. A. U.; Alves, J. L. A. The effects of shape and size nonuniformity on the absorption spectrum of semiconductor quantum dots. Nanotechnology 2004, 15, 975-981.
2. Burt, M. G. The evaluation of the matrix element for interband optical transitions in quantum wells using envelope functions. J. Phys.: Condens. Matter 1993, 5 (24), 4091-4098.
3. Cademartiri, L.; Montanari, E.; Calestani, G.; Migliori, A.; Guagliardi, A.; Ozin, G. A. Size-dependent extinction coefficients of pbs quantum dots. J. Am. Chem. Soc. 2006, 128 (31), 10337-10346.
4. Chan, W. C. W.; Nie, S. Quantum Dot Bioconjugates for Ultra-sensitive Nonisotopic Detection. Science 1998, 281 (5385), 2016.
5. Haug, H.; Koch, S. W.; NetLibrary, I. Quantum Theory of the Optical and Electronic Properties of Semiconductors; World Scientific: Singapore, 2004.
6. Hermann, C.; Weisbuch, C. k [over] · p [over] perturbation theory in III-V compounds and alloys: a reexamination. Phys. Rev. B 1977, 15 (2), 823-833.
7. Kang, I.; Wise, F. W. Electronic structure and optical properties of PbS and PbSe quantum dots. J. Opt. Soc. Am. B 1997, 14 (7), 1632-1646.
8. Leatherdale, C. A.; Woo, W.-K.; Mikulec, F. V.; Bawendi, M. G. On the absorption cross section of cdse nanocrystal quantum dots. J. Phys. Chem. B 2002, 106 (31), 7619-7622.
9. Magnusson, K. O.; Karlsson, U. O.; Straub, D.; Flodström, S. A.; Himpsel., F. J. Angle-resolved inverse photoelectron spectroscopy studies of cdte(110), cds(1120), and cdse(1120). Phys. Rev. B 1987, 36 (12), 6566-6573.
10. Ramaniah, L. M.; Nair, S. V. Optical absorption in semiconductor quantum dots: A tight-binding approach. Phys. Rev. B 1993, 47 (12), 7132-7139.
11. Schmelz, O.; Mews, A.; Basche, T.; Herrmann, A.; Mullen, K. Supramolecular complexes from cdse nanocrystals and organic fluorophors. Langmuir 2001, 17 (9), 2861-2865.
12. Singh. J. Electronic and Optoelectronic Properties of Semiconductor Structures; Cambridge University Press: Cambridge, 2003.
13. Striolo, A.; Ward, J.; Prausnitz, J. M.; Parak, W. J.; Zanchet, D.; Gerion, D.; Milliron, D.; Alivisatos, A. P. Molecular weight, osmotic second virial coefficient, and extinction coefficient of colloidal cdse nanocrystals. J. Phys. Chem. B 2002, 106 (21), 5500-5505.
14. van de Hulst, H. C. Light Scattering by Small Particles; 1957.
15. Woggon. U. Optical properties of semiconductor quantum dots; Springer: New York, 1997.
16. Wu, W.-Y.;.; Schulman, J. N.; Hsu, T. Y.; Efron, U. Effect of size nonuniformity on the absorption spectrum of a semiconductor quantum dot system. Appl. Phys. Lett. 1987, 51 (10), 710-712.
17. Yoffe, A. D. Low-dimensional systems: quantum size effects and electronic properties of semiconductor microcrystallites (zero-dimensional systems) and some quasi-two-dimensional systems. Adv. Phys. 2002, 51 (2), 799-890.
18. Yoffe, A. D. Semiconductor quantum dots and related systems: electronic, optical, luminescence and related properties of low dimensional systems. Adv. Phys. 2001, 50(1), 1-208.
19. Yu, W. W.; Qu, L.; Guo, W.; Peng, X. Experimental determination of the extinction coefficient of cdte, cdse, and cds nanocrystals. Chem. Mater. 2003, 15 (14), 2854-2860.
20. 17 The values of effective masses in CdSe, CdS, and PbS are cited from http://www.tf.uniiel.de/matwis/amat/semi_en/kap_2/backbone/r2_3_1.html. The effective masses in CdTe are cited from http://en.wikipedia.org/wiki/ Cadmium_telluride.
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