Red spectral shift and enhanced quantum efficiency in phonon-free photoluminescence from silicon nanocrystals

Nature Nanotechnology

Volumn 5, Issue 12, 2010, Pages 878-884

  De Boer, W D A M ^a   Timmerman, D ^a   Dohnalova K ^a   Yassievich, I N ^b   Zhang, H ^c   Buma, W J ^c   Gregorkiewicz, T ^a  

^a UNIVERSITY OF AMSTERDAM   (Netherlands)

^b IOFFE INSTITUTE   (Russian Federation)

^c UNIVERSITY OF AMSTERDAM   (Netherlands)

Author keywords

[No Author keywords available]

Indexed keywords

ELECTRONICS INDUSTRY; NANOCRYSTALS; PHONONS; PHOTOLUMINESCENCE; PHOTOLUMINESCENCE SPECTROSCOPY; RED SHIFT;

CRYSTALLINE SILICONS; EXPERIMENTAL EVIDENCE; NON-EQUILIBRIUM ELECTRONS; PHOTOLUMINESCENCE SPECTRUM; QUANTUM CONFINEMENT EFFECTS; RADIATIVE RECOMBINATION; SILICON NANOCRYSTALS; THREE ORDERS OF MAGNITUDE;

QUANTUM EFFICIENCY;

NANOCRYSTAL; SILICON;

ARTICLE; CONTROLLED STUDY; ENERGY; LIGHT ABSORPTION; PHONON; PHOTOLUMINESCENCE; PRIORITY JOURNAL; QUANTUM YIELD; SEMICONDUCTOR;

EID: 78650010935     PISSN: 17483387     EISSN: 17483395     Source Type: Journal    
DOI: 10.1038/nnano.2010.236     Document Type: Article

References (44)

1. Rong, H. S. et al. An all-silicon Raman laser. Nature 433, 292-294 (2005).
2. Cloutier, S. G., Kossyrev, P. A. & Xu, J. Optical gain and stimulated emission in periodic nanopatterned crystalline silicon. Nature Mater. 4, 887-891 (2005).
3. Koshida, N. (ed.) Nanostructure Science and Technology: Device Applications of Silicon Nanocrystals and Nanostructures (Springer, 2008).
4. Cullis, A. G. & Canham, L. T. Visible light emission due to quantum size effects in highly porous crystalline silicon. Nature 353, 335-338 (1991).
5. Belyakov, V. A., Burdov, V. A., Lockwood, R. & Meldrum, A. Silicon nanocrystals: fundamental theory and implications for stimulated emission. Adv. Opt. Technol. 2008, 279502 (2008).
6. Kovalev, D., Heckler, H., Polisski, G. & Koch, F. Optical properties of Si nanocrystals. Phys. Status Solidi b 215, 871-932 (1999).
7. Wilson, W. L., Szajowski, P. F. & Brus, L. E. Quantum confinement in size-selected, surface-oxidized silicon nanocrystals. Science 262, 1242-1244 (1993).
8. Sykora, M. et al. Size-dependent intrinsic radiative decay rates of silicon nanocrystals at large confinement energies. Phys. Rev. Lett. 100, 067401 (2008).
9. Pavesi, L., Dal Negro, L., Mazzoleni, C., Franzò, G. & Priolo, F. Optical gain in silicon nanocrystals. Nature 408, 440-444 (2000).
10. Park, J.-H et al. Biodegradable luminescent porous silicon nanoparticles for in vivo applications. Nature Mater. 8, 331-336 (2009).
11. Beard, M. C. et al. Multiple exciton generation in colloidal silicon nanocrystals. Nano Lett. 7, 2506-2512 (2007).
12. Timmerman, D., Izeddin, I., Stallinga, P., Yassievich, I. N. & Gregorkiewicz, T. Space-separated quantum cutting with Si nanocrystals for photovoltaic applications. Nature Photon. 2, 105-109 (2008).
13. Schaller, R. D. Agranovich, V. M. & Klimov, V. I. High-efficiency carrier multiplication through direct photogeneration of multi-excitons via virtual single-excitons. Nature Phys. 1, 189-194 (2005).
14. Shabaev, A., Efros, Al. L. & Nozik, A. J. Multiexciton generation by a single photon in nanocrystals. Nano Lett. 6, 2856-2863 (2006).
15. Rama Krishna, M. V. & Friesner, R. A. Prediction of anomalous red shift in semiconductor clusters. J. Chem. Phys. 96, 873-877 (1992).
16. Babić, D. & Tsu, R. Excitons in silicon nanocrystallites. Superlattice Microstruct. 22, 581-588 (1997).
17. 2 quantum dots. Phys. Rev. B 76, 085427 (2007).
18. Prokofiev, A. A. et al. Direct bandgap optical transitions in Si nanocrystals. JETP Lett. 90, 758-762 (2009).
19. Ben-Chorin, M., Averboukh, B., Kovalev, D., Polisski, G. & Koch, F. Influence of quantum confinement on the critical points of the band structure of Si. Phys. Rev. Lett. 77, 763-766 (1996).
20. Schmidt, P., Berndt, R. & Vexler, M. I. Ultraviolet light emission from Si in a scanning tunneling microscope. Phys. Rev. Lett. 99, 246103 (2007).
21. Alivisatos, A. Semiconductor clusters, nanocrystals, and quantum dots. Science 271, 933-937 (1996).
22. Pandey, A. & Guyot-Sionnest, P. Slow electron cooling in colloidal quantum dots. Science 332, 929-932 (2008).
23. Wang, L.-W., Califano, M., Zunger, A. & Franceschetti, A. Pseudopotential theory of Auger processes in CdSe quantum dots. Phys. Rev. Lett. 91, 056404 (2003).
24. Allan, G. & Delerue, C. Fast relaxation of hot carriers by impact ionization in semiconductor nanocrystals: role of defects. Phys. Rev. B 79, 195324 (2009).
25. Trojánek, F., Neudert, K., Bittner, M. & Malý, P. Picosecond photoluminescence and transient absorption in silicon nanocrystals. Phys. Rev. B 72, 075365 (2005).
26. Achermann, M., Hollingsworth, J. A. & Klimov, V. I. Multiexcitons confined within a subexcitonic volume: spectroscopic and dynamical signatures of neutral and charged biexcitons in ultrasmall semiconductor nanocrystals. Phys. Rev. B 68, 245302 (2003).
27. 2O codeposition production method. Appl. Phys. Lett. 94, 261102 (2009).
28. Grom, G. F. et al. Ordering and self-organization in nanocrystalline silicon. Nature 407, 358-361 (2000).
29. Delley, B. & Steigmeier, E. F. Quantum confinement in Si nanocrystals. Phys. Rev. B 47, 1397-1400 (1993).
30. Wolkin, M. V., Jorne, J., Fauchet, P. M., Allan, G. & Delerue, C. Electronic states and luminescence in porous silicon quantum dots: the role of oxygen. Phys. Rev. Lett. 82, 197-200 (1999).
31. Godefroo, S. et al. Classification and control of the origin of photoluminescence from Si nanocrystals. Nature Nanotech. 3, 174-178 (2008).
32. Stathis, J. H. & Kastner, M. A. Time-resolved photoluminescence in amorphous silicon dioxide. Phys. Rev. B 35, 2972-2979 (1987).
33. Puzder, A., Williamson, A. J., Grossman, J. C. & Galli, G. Surface chemistry of Si nanoclusters. Phys. Rev. Lett. 88, 097401 (2002).
34. Valenta, J. et al. On the origin of the fast photoluminescence band in small silicon nanoparticles. New J. Phys. 10, 073022 (2008).
35. Kanemitsu, Y. Luminescence properties of nanometer-sized Si crystallites: Core and surface states. Phys. Rev. B 49, 16845-16848 (1994).
36. Rao, S., Mantey, K., Therrien J., Smith A. & Nayfeh, M. Molecular behavior in the vibronic and excitonic properties of hydrogenated silicon nanoparticles. Phys. Rev. B 76, 155316 (2007).
37. Tsybeskov, L., Vandyshev, Ju. V. & Fauchet, P. M. Blue emission in porous silicon: oxygen-related luminescence. Phys. Rev. B 49, 7821-7824 (1994).
38. Luo, J.-W, Franceschetti, A. & Zunger, A. Quantum-size-induced electronic transitions in quantum dots: indirect band-gap GaAs. Phys. Rev. B 78, 035306 (2008).
39. Liu, J. et al. Waveguide-integrated, ultralow-energy GeSi electro-absorption modulators. Nature Photon. 2, 433-437 (2008).
40. Jurbergs, D., Rogojina, E., Mangolini, L. & Kortshagen, U. Silicon nanocrystals with ensemble quantum yield exceeding 60%. Appl. Phys. Lett. 88, 233116 (2006).
41. Ledoux, G. et al. Photoluminescence properties of silicon nanocrystals as a function of their size. Phys. Rev. B 62, 15942-15951 (2000).
42. Walters, J. R., Bourianoff, G. I. & Atwater, H. A. Field-effect electroluminescence in silicon nanocrystals. Nature Mater. 4, 143-146 (2005).
43. Takeoka, S., Fujii, M. & Hayashi, S. Size-dependent photoluminescence from surface-oxidized Si nanocrystals in a weak confinement regime. Phys. Rev. B 62, 16820-16825 (2000).
44. 2 matrices. Solid State Commun. 102, 533-537 (1997).