Short-circuit current densities exceeding 30 mA/cm2 by use of chirped porous-silicon reflectors and shallow emitters in thin-film (20-μm) epitaxial silicon solar cells

IEEE Electron Device Letters

Volumn 30, Issue 5, 2009, Pages 499-501

  Kuzma Filipek, Izabela ^a,b   Van Nieuwenhuysen, Kris ^a   Van Hoeymissen, Jan ^a   Beaucarne, Guy ^a,c   Van Kerschaver, Emmanuel ^a   Poortmans, Jef ^a,b   Mertens, Robert ^a,b  

^a IMEC   (Belgium)

^b Katholieke Universiteit Leuven   (Belgium)

^c Dow Corning SA Belgium   (Belgium)

Author keywords

Chirped porous silicon reflectors; Epitaxial solar cells; Shallow emitters; Thin film solar cells

Indexed keywords

ACTIVE LAYER; CELL LEVELS; CHIRPED POROUS-SILICON REFLECTORS; EPITAXIAL SOLAR CELLS; HIGH CONVERSION EFFICIENCY; HIGH ENERGY PHOTONS; MULTI-CRYSTALLINE SILICON; MULTILAYER STRUCTURES; OPTICAL REFLECTOR; PHOTOGENERATED CURRENT DENSITY; SCREEN-PRINTED; SHALLOW EMITTERS; THIN-FILM SOLAR CELLS;

CELL MEMBRANES; CONVERSION EFFICIENCY; MOLECULAR BEAM EPITAXY; PHOTOVOLTAIC CELLS; POLYSILICON; POROUS SILICON; REFLECTION; SILICON SOLAR CELLS; SOLAR CELLS; SOLAR ENERGY; SWITCHING CIRCUITS; THIN FILM DEVICES;

SEMICONDUCTING SILICON COMPOUNDS;

EID: 67349128606     PISSN: 07413106     EISSN: None     Source Type: Journal    
DOI: 10.1109/LED.2009.2016677     Document Type: Article

References (14)

1. G. Beaucarne, F. Duerinckx, I. Kuzma, K. Van Nieuwenhuysen, H. J. Kim, and J. Poortmans, "Epitaxial thin-film Si solar cells," Thin Solid Films, vol. 511/512, pp. 533-542, Jul. 2006.
2. F. Duerinckx, I. Kuzma-Filipek, K. Van Nieuwenhuysen, G. Beaucarne, and J. Poortmans, "Reorganized porous silicon Bragg reflectors for thin-film silicon solar cells," IEEE Electron Device Lett., vol. 27, no. 10, pp. 837-839, Oct. 2006.
3. H. Dekkers, G. Agostinelli, D. Dehertoghe, G. Beaucarne, U. Traxlmayr, and G. Walther, "Improved performances of mc-Si solar cells by isotropic plasma texturing," in Proc. 19th Eur. Photovoltaic Solar Energy Conf. Exhib., Paris, France, 2004, pp. 412-415.
4. I. Kuzma-Filipek, F. Duerinckx, K. Van Nieuwenhuysen, M. Recaman-Payo, G. Beaucarne, J. Poortmans, and R. Mertens, "Concept of porous silicon reflector in thin-film epitaxial solar cells," in Proc. 22nd Eur. Photovoltaic Solar Energy Conf., Milan, Italy, Sep. 2007, pp. 1971-1974.
5. A. Bruyant, G. Lerondel, P. J. Reece, and M. Gal, "All-silicon omnidirectional mirrors based on one-dimensional photonic crystals," Appl. Phys. Lett., vol. 82, no. 19, pp. 3227-3229, May 2003.
6. E. Xifre-Perez, L. F. Marsal, J. Pallares, and J. Ferre-Borrull, "Porous silicon mirrors with enlarged omnidirectional band gap," J. Appl. Phys., vol. 97, no. 6, p. 064 503, Mar. 2005.
7. M. A. Green, Solar Cells: Operating Principles, Technology and System Applications. Englewood Cliffs, NJ: Prentice-Hall, 1982.
8. I. Kuzma-Filipek, F. Duerinckx, E. Van Kerschaver, K. Van Nieuwenhuysen, G. Beaucarne, and J. Poortmans, "Chirped porous silicon reflectors for thin-film epitaxial silicon solar cells," J. Appl. Phys., vol. 104, no. 7, pp. 073529-1-073529-8, Oct. 2008.
9. M. Ghannam, A. Abouelsaood, I. Kuzma, F. Duerinckx, and J. Poortmans, "Optical modeling of capped multilayer porous silicon used as a back reflector in thin-film silicon solar cells," in Proc. 4th World Conf. Photovoltaic Energy Convers., Waikoloa, HI, 2006, pp. 1362-1364.
10. G. Müller and R. Brendel, "Simulated annealing of porous silicon," Phys. Stat. Sol. (A), vol. 182, no. 1, pp. 313-318, 2000.
11. N. Ott, M. Nerding, G. Müller, R. Brendel, and H. P. Strunk, "Evolution of the microstructure during annealing of porous silicon multilayers," J. Appl. Phys., vol. 95, no. 2, pp. 497-503, Jan. 2004.
12. M. Born, Principle of Optics. Cambridge, U.K.: Cambridge Univ. Press, 1999, pp. 14-24.
13. J. S. Skibina, R. Iliew, J. Bethge, M. Bock, D. Fischer, V. I. Beloglasov, R. Wedell, and G. Steinmeyer, "A chirped photonic-crystal fibre," Nat. Photon., vol. 2, pp. 679-683, Oct. 2008.
14. M. M. Hilali, A. Rohatgi, and B. To, "A review and understanding of screen-printed contacts and selective-emitter formation," in Proc. 14th Workshop Crystalline Silicon Solar Cells Modules, Winter Park, CO, Aug. 2004. NREL/CP-520-36747.