Efficient exciton transport between strongly quantum-confined silicon quantum dots

ACS Nano

Volumn 6, Issue 5, 2012, Pages 4029-4038

  Lin, Zhibin ^a   Li, Huashan ^a   Franceschetti, Alberto ^b   Lusk, Mark T ^a  

^a Department of Geology and Geological Engineering   (United States)

^b NATIONAL RENEWABLE ENERGY LABORATORY   (United States)

Author keywords

Exciton transport; Fermi's golden rule; Many body theory; Photovoltaic; Silicon quantum dots

Indexed keywords

EXCITON TRANSPORT; FERMI'S GOLDEN RULE; MANY-BODY THEORY; PHOTOVOLTAIC; SILICON QUANTUM DOTS;

EFFICIENCY; EXCITONS; GREEN'S FUNCTION; SEMICONDUCTOR QUANTUM DOTS; SURFACE RECONSTRUCTION;

QUANTUM CHEMISTRY;

EID: 84864717419     PISSN: 19360851     EISSN: 1936086X     Source Type: Journal    
DOI: 10.1021/nn3003407     Document Type: Article

References (48)

1. Alivisatos, A. P. Semiconductor Clusters, Nanocrystals, and Quantum Dots. Science 1996, 271, 933-937.
2. Nozik, A. J. Quantum Dot Solar Cells. Phys. E (Amsterdam, Neth.) 2002, 14, 115-120.
3. Jurbergs, D.; Rogojina, E.; Mangolini, L.; Kortshagen, U. Silicon Nanocrystals with Ensemble Quantum Yields Exceeding 60%. Appl. Phys. Lett. 2006, 88, 233116.
4. Beard, M. C.; Knutsen, K. P.; Yu, P.; Luther, J. M.; Song, Q.; Metzger, W. K.; Ellingson, R. J.; Nozik, A. J. Multiple Exciton Generation in Colloidal Silicon Nanocrystals. Nano Lett. 2007, 7, 2506-2512.
5. Timmerman, D.; Izeddin, I.; Stallinga, P.; Yassievich, I. N.; Gregorkiewicz, T. Space-Separated Quantum Cutting with Silicon Nanocrystals for Photovoltaic Applications. Nat. Photonics 2008, 2, 105-109.
6. Madrid, A. B.; Hyeon-Deuk, K.; Habenicht, B. F.; Prezhdo, O. V. Phonon-Induced Dephasing of Excitons in Semiconductor Quantum Dots: Multiple Exciton Generation, Fission, and Luminescence. ACS Nano 2009, 3, 2487-2494.
7. Timmerman, D.; Valenta, J.; Dohnalova, K.; de Boer, W. D. A. M; Gregorkiewicz, T. Step-like Enhancement of Luminescence Quantum Yield of Silicon Nanocrystals. Nat. Nanotechnol. 2011, 6, 710-713.
8. Nozik, A. J. Nanoscience and Nanostructures for Photovoltaics and Solar Fuels. Nano Lett. 2010, 10, 2735-2741.
9. Lin, Z.; Franceschetti, A.; Lusk, M. T. Size Dependence of the Multiple Exciton Generation Rate in CdSe Quantum Dots. ACS Nano 2011, 5, 2503-2511.
10. Hyeon-Deuk, K.; Prezhdo, O. V. Multiple Exciton Generation and Recombination Dynamics in Small Si and CdSe Quantum Dots: An Ab Initio Time-Domain Study. ACS Nano 2012, 6, 1239-1250.
11. Yu, G.; Heeger, A. J. Charge Separation and Photovoltaic Conversion in Polymer Composites with Internal Donor/Acceptor Heterojunctions. J. Appl. Phys. 1995, 78, 4510-4515.
12. Dittmer, J. J.; Marseglia, E. A.; Friend, R. H. Electron Trapping in Dye/Polymer Blend Photovoltaic Cells. Adv. Mater. 2000, 12, 1270-1274.
13. Lu, S.; Madhukar, A. Nonradiative Resonant Excitation Transfer from Nanocrystal Quantum Dots to Adjacent Quantum Channels. Nano Lett. 2007, 7, 3443-3451.
14. Lu, S.; Lingley, Z.; Asano, T.; Harris, D.; Barwicz, T.; Guha, S.; Madhukar, A. Photocurrent Induced by Nonradiative Energy Transfer from Nanocrystal Quantum Dots to Adjacent Silicon Nanowire Conducting Channels: Toward a New Solar Cell Paradigm. Nano Lett. 2009, 9, 4548-4552.
15. Dorn, A.; Strasfeld, D. B.; Harris, D. K.; Han, H.-S.; Bawendi, M. G. Using Nanowires To Extract Excitons from a Nanocrystal Solid. ACS Nano 2012, 5, 9028-9033.
16. 2/Si Superlattices. Nature 1995, 378, 258-260.
17. Cheng, K.-Y.; Anthony, R.; Kortshagen, U. W.; Holmes, R. J. Hybrid Silicon Nanocrystal-Organic Light-Emitting Devices for Infrared Electroluminescence. Nano Lett. 2010, 10, 1154-1157.
18. Puzzo, D. P.; Henderson, E. J.; Helander, M. G.; Wang, Z.; Ozin, Z. G.; Lu, Z. Visible Colloidal Nanocrystal Silicon Light-Emitting Diode. Nano Lett. 2011, 11, 1585-1590.
19. Allan, G.; Delerue, C. Energy transfer between semiconductor nanocrystals: Validity of Forster's Theory. Phys. Rev. B 2007, 75, 195311.
20. Beard, M. C.; Midgett, A. G.; Hanna, M. C.; Luther, J. M.; Hughes, B. K.; Nozik, A. J. Comparing Multiple Exciton Generation in Quantum Dots To Impact Ionization in Bulk Semiconductors: Implications for Enhancement of Solar Energy Conversion. Nano Lett. 2010, 10, 3019-3027.
21. K-snig, D.; James Rudd, J.; Green, M. A.; Conibeer, G. Role of the Interface for the Electronic Structure of Si Quantum Dots. Phys. Rev. B 2008, 78, 035339.
22. Niesar, S.; Stegner, A. R.; Pereira, R. N.; Hoeb, M.; Wiggers, H.; Brandt, M. S.; Stutzmann, M. Defect Reduction in Silicon Nanoparticles by Low-Temperature Vacuum Annealing. Appl. Phys. Lett. 2010, 96, 193112.
23. Förster, T. Zwischenmolekulare Energiewanderung und Fluoreszenz. Ann. Phys. 1948, 2, 55-75.
24. Dexter, D. L. A Theory of Sensitized Luminescence in Solids. J. Chem. Phys. 1953, 21, 836.
25. Curutchet, C.; Franceschetti, A.; Zunger, A.; Scholes, G. D. Examining Forster Energy Transfer for Semiconductor Nanocrystalline Quantum Dot Donors and Acceptors. J. Phys. Chem. C 2008, 112, 13336-13341.
26. Schrier, J.; Wang, L.-W. Shape Dependence of Resonant Energy Transfer between Semiconductor Nanocrystals. J. Phys. Chem. C 2008, 112, 11158-11161.
27. Baer, R.; Rabani, E. Theory of Resonance Energy Transfer Involving Nanocrystals: the Role of High Multipoles. J. Chem. Phys. 2008, 128, 184710.
28. Tiago, M. L.; Chelikowsky, J. R. Optical Excitations in Organic Molecules, Clusters, and Defects Studied by First-Principles Green's Function Methods. Phys. Rev. B 2006, 73, 205334.
29. Hybertsen, M. S.; Louie, S. G. Electron Correlation in Semiconductors and Insulators: Band Gaps and Quasiparticle Energies. Phys. Rev. B 1986, 34, 5390.
30. Onida, G.; Reining, L.; Rubio, A. Electronic Excitations: Density-Functional versus Many-Body Green's-Function Approaches. Rev. Mod. Phys. 2002, 74, 601-659.
31. Rohlfing, M.; Louie, S. G. Electron-Hole Excitations and Optical Spectra from First Principles. Phys. Rev. B 2000, 62, 4927-4944.
32. Delerue, C.; Lannoo, M. Nanostructures: Theory and Modelling; Springer-Verlag: Berlin, 2004.
33. Faulkner, R. A. Higher Donor Excited States for Prolate-Spheroid Conduction Bands: A Reevaluation of Silicon and Germanium. Phys. Rev. 1969, 184, 713-721.
34. Szabo, A.; Ostlund, N. Modern Quantum Chemistry: Introduction to Advanced Electronic Structure Theory; Dover, 1996.
35. Öǧüt, S.; Burdick, R.; Saad, Y.; Chelikowsky, J. R. Ab Initio Calculations for Large Dielectric Matrices of Confined Systems. Phys. Rev. Lett. 2003, 90, 127401.
36. Trani, F.; Cantele, G.; Ninno, D.; Iadonisi, G. Tight-Binding Calculation of the Optical Absorption Cross Section of Spherical and Ellipsoidal Silicon Nanocrystals. Phys. Rev. B 2005, 72, 075423.
37. Ramos, L.; Weissker, H.; Furthmuller, J.; Bechstedt, F. Optical Properties of Si and Ge Nanocrystals: Parameterfree Calculations. Phys. Status Solidi B 2005, 242, 3053.
38. Hybertsen, M. S. Absorption and Emission of Light in Nanoscale Silicon Structures. Phys. Rev. Lett. 1994, 72, 1514.
39. Kovalev, D.; Heckler, H.; Ben-Chorin, M.; Polisski, G.; Schwartzkopff, M.; Koch, F. Breakdown of the k-Conservation Rule in Si Nanocrystals. Phys. Rev. Lett. 1998, 81, 2803-2806.
40. Sykora, M.; Mangolini, L.; Schaller, R. D.; Kortshagen, U.; Jurbergs, D.; Klimov, V. I. Size-Dependent Intrinsic Radiative Decay Rates of Silicon Nanocrystals at Large Confinement Energies. Phys. Rev. Lett. 2008, 100, 067401.
41. Zhou, Z.; Brus, L.; Friesner, R. Electronic Structure and Luminescence of 1.1-and 1.4-nm Silicon Nanocrystals: Oxide Shell versus Hydrogen Passivation. Nano Lett. 2003, 3, 163-167.
42. Dexter, D. L. Solid State Physics; Academic, New York, 1958; Vol. 6, pp 358-361.
43. Califano, M.; Franceschetti, A.; Zunger, A. Temperature Dependence of Excitonic Radiative Decay in CdSe Quantum Dots: the Role of Surface Hole Traps. Nano Lett 2005, 5, 2360-2364.
44. Wilson, W. L.; Szajowski, P. F.; Brus, L. E Quantum Confinement in Size-Selected, Surface-Oxidized Silicon Nanocrystals. Science 1993, 262, 1242-1244.
45. Brus, L. E.; Szajowski, P. F.; Wilson, W. L.; Harris, T. D.; Schuppler, S.; Citrin, P. H. Electronic Spectroscopy and Photophysics of Si Nanocrystals: Relationship to Bulk c-Si and Porous Si. J. Am. Chem. Soc. 1995, 117, 2915-2922.
46. Chelikowsky, J. R.; Troullier, N.; Saad, Y. Finite-Difference- Pseudopotential Method: Electronic Structure Calculations without a Basis. Phys. Rev. Lett. 1994, 72, 1240-1243.
47. Kronik, L.; Makmal, A.; Tiago, M. L.; Alemany, M. M. G.; Jain, M.; Huang, X.; Saad, Y.; Chelikowsky, J. R. PARSEC-the Pseudopotential Algorithm for Real-Space Electronic Structure Calculations: Recent Advances and Novel Applications to Nano-structures. Phys. Status Solidi B 2006, 243, 1063-1079.
48. Information regarding PARSEC and RGWBS can be obtained at http://parsec.ices.utexas.edu/and http://users.ices.utexas.edu/mtiago/RGWBS/ manual.html, respectively.