Emission quenching in PbSe quantum dot arrays by short-term air exposure

Journal of Physical Chemistry Letters

Volumn 2, Issue 8, 2011, Pages 889-893

  Chappell, Helen E ^a,b   Hughes, Barbara K ^a,b   Beard, Matthew C ^a   Nozik, Arthur J ^a,b   Johnson, Justin C ^a  

^a NATIONAL RENEWABLE ENERGY LABORATORY   (United States)

^b UNIVERSITY OF COLORADO   (United States)

Author keywords

[No Author keywords available]

Indexed keywords

AIR EXPOSURE; EMISSION QUENCHING; ENERGY EMISSIONS; FILM PROPERTIES; NON-RADIATIVE; PBSE NANOCRYSTALS; QUANTUM DOT ARRAYS; SURFACE REACTIVITY; TEMPERATURE INCREASE; TRAP STATE; TWO-STATE;

OXYGEN;

QUENCHING;

EID: 79955495992     PISSN: None     EISSN: 19487185     Source Type: Journal    
DOI: 10.1021/jz2001979     Document Type: Article

References (27)

1. Jones, M.; Lo, S. S.; Scholes, G. D. Signatures of Exciton Dynamics and Carrier Trapping in the Time-Resolved Photoluminescence of Colloidal CdSe Nanocrystals J. Phys. Chem. C 2009, 113, 18632-18642
2. Liu, Y.; Gibbs, M.; Puthussery, J.; Gaik, S.; Ihly, R.; Hillhouse, H. W.; Law, M. Dependence of Carrier Mobility on Nanocrystal Size and Ligand Length in PbSe Nanocrystal Solids Nano Lett. 2010, 10, 1960-1969
3. Beard, M. C.; Midgett, A. G.; Law, M.; Semonin, O. E.; Ellingson, R. J.; Nozik, A. J. Variations in the Quantum Efficiency of Multiple Exciton Generation for a Series of Chemically Treated PbSe Nanocrystal Films Nano Lett. 2009, 9, 836-845
4. Midgett, A. G.; Hillhouse, H. W.; Huges, B. K.; Nozik, A. J.; Beard, M. C. Flowing versus Static Conditions for Measuring Multiple Exciton Generation in PbSe Quantum Dots J. Phys. Chem. C 2010, 114, 17486-17500
5. McGuire, J. A.; Sykora, M.; Robel, I.; Padilha, L. A.; Joo, J.; Pietryga, J. M.; Klimov, V. I. Spectroscopic Signatures of Photocharging due to Hot-Carrier Transfer in Solutions of Semiconductor Nanocrystals under Low-Intensity Ultraviolet Excitation ACS Nano 2010, 4, 6087-6097
6. Luther, J. M.; Law, M.; Beard, M. C.; Song, Q.; Reese, M. O.; Ellingson, R. J.; Nozik, A. J. Schottky Solar Cells Based on Colloidal Nanocrystal Films Nano Lett. 2008, 8, 3488-3492
7. 2 Solar Cells: Nonlinear Electron-Transport Kinetics J. Phys. Chem. B 2000, 104, 4292-4294
8. Konstantatos, G.; Sargent, E. H. PbS Colloidal Quantum Dot Photoconductive Photodetectors: Transport, Traps, And Gain Appl. Phys. Lett. 2007, 91, 173505
9. Talapin, D. V.; Black, C. T.; Kagan, C. R.; Shevchenko, E. V.; Afzali, A.; Murray, C. B. Alignment, Electronic Properties, Doping, And on-Chip Growth of Colloidal PbSe Nanowires J. Phys. Chem. C 2007, 111, 13244-13249 (Pubitemid 47459226)
10. Semonin, O. E.; Johnson, J. C.; Luther, J. M.; Midgett, A. G.; Nozik, A. J.; Beard, M. C. Absolute Photoluminescence Quantum Yields of IR-26 Dye, PbS, and PbSe Quantum Dots J. Phys. Chem. Lett. 2010, 1, 2445-2450
11. Kigel, A.; Brumer, M.; Maikov, G.; Sashchiuk, A.; Lifshitz, E. The Ground-State Exciton Lifetime of Pbse Nanocrystal Quantum Dots Superlattices Microstruct. 2009, 46, 272-276
12. Peterson, J. J.; Krauss, T. D. Fluorescence Spectroscopy of Single Lead Sulfide Quantum Dots Nano Lett. 2006, 6, 510-514
13. Sykora, M.; Koposov, A. Y.; McGuire, J. A.; Schulze, R. K.; Tretiak, O.; Pietryga, J. M.; Klimov, V. I. Effect of Air Exposure on Surface Properties, Electronic Structure, and Carrier Relaxation in PbSe Nanocrystals ACS Nano 2010, 4, 2021-2034
14. Moreels, I.; Fritzinger, B.; Martins, J. C.; Hens, Z. Surface Chemistry of Colloidal PbSe Nanocrystals J. Am. Chem. Soc. 2008, 130, 15081-15086
15. Law, M.; Luther, J. M.; Song, O.; Hughes, B. K.; Perkins, C. L.; Nozik, A. J. Structural, Optical, And Electrical Properties of Pbse Nanocrystal Solids Treated Thermally or with Simple Amines J. Am. Chem. Soc. 2008, 130, 5974-5985 (Pubitemid 351620844)
16. Luther, J. M.; Law, M.; Song, Q.; Perkins, C. L.; Beard, M. C.; Nozik, A. J. Structural, Optical and Electrical Properties of Self-Assembled Films of Pbse Nanocrystals Treated with 1,2-Ethanedithiol ACS Nano 2008, 2, 271-280 (Pubitemid 351585942)
17. Blackburn, J.; Chappell, H.; Luther, J. M.; Nozik, A. J.; Johnson, J. C. Correlation Between Photo-oxidation and the Appearance of Raman Scattering Bands in Lead Chalcogenide Quantum Dots J. Phys. Chem. Lett. 2011, 2, 599-603
18. Steckel, J. S.; Yen, B. K. H.; Oertel, D. C.; Bawendi, M. G. On the Mechanism of Lead Chalcogenide Nanocrystal Formation J. Am. Chem. Soc. 2006, 128, 13032-13033 (Pubitemid 44527657)
19. Talgorn, E.; Moysidou, E.; Abellon, R. D.; Savenije, T. J.; Goossens, A.; Houtepen, A. J.; Siebbeles, L. D. A. Highly Photoconductive CdSe Quantum-Dot Films: Influence of Capping Molecules and Film Preparation Procedure J. Phys. Chem. C 2010, 114, 3441-3447
20. Qiao, H. J.; Abel, K. A.; van Veggel, F. C. J. M.; Young, J. F. Exciton Thermalization and State Broadening Contributions to the Photoluminescence of Colloidal PbSe Quantum Dot Films from 295 to 4.5 K Phys. Rev. B 2010, 82, 165435
21. Abel, K. A.; Qiao, H. J.; Young, J. F.; van Veggel, F. C. J. M. Four-Fold Enhancement of the Activation Energy for Nonradiative Decay of Excitons in PbSe/CdSe Core/Shell versus PbSe Colloidal Quantum Dots J. Phys. Chem. Lett. 2010, 1, 2334-2338
22. Moreels, I.; Lambert, K.; De Muynck, D.; Vanhaecke, F.; Poelman, D.; Martins, J. C.; Allan, G.; Hens, Z. Composition and Size-Dependent Extinction Coefficient of Colloidal PbSe Quantum Dots Chem. Mater. 2007, 19, 6101-6106
23. Harbold, J. M.; Wise, F. W. Photoluminescence Spectroscopy of PbSe Nanocrystals Phys. Rev. B 2007, 76, 125304
24. An, J. M.; Franceschetti, A.; Zunger, A. The Excitonic Exchange Splitting and Radiative Lifetime in PbSe Quantum Dots Nano Lett. 2007, 7, 2129-2135 (Pubitemid 47197603)
25. Maikov, G. I.; Vaxenburg, R.; Sashchiuk, A.; Lifshitz, E. Composition-Tunable Optical Properties of Colloidal IV-VI Quantum Dots, Composed of Core/Shell Heterostructures with Alloy Components ACS Nano 2010, 4, 6547-6556
26. Morello, G.; De Giorgi, M.; Kudera, S.; Manna, L.; Cingolani, R.; Anni, M. Temperature and Size Dependence of Nonradiative Relaxation and Exciton-Phonon Coupling in Colloidal CdTe Quantum Dots J. Phys. Chem. C 2007, 111, 5846-5849 (Pubitemid 46732876)
27. Luther, J. M.; Gao, J. B.; Lloyd, M. T.; Semonin, O. E.; Beard, M. C.; Nozik, A. J. Stability Assessment on a 3% Bilayer PbS/ZnO Quantum Dot Heterojunction Solar Cell Adv. Mater. 2010, 22, 3704-3707