Investigation of Al back contacts and BSF formation by in situ TEM for silicon solar cells

Progress in Photovoltaics: Research and Applications

Volumn 22, Issue 8, 2014, Pages 863-869

  Park, Sungeun ^a   Song, Jooyoung ^a   Tark, Sung Ju ^a   Kim, Young Do ^a   Choi, Chel Jong ^b   Kwon, Soonwoo ^c   Yoon, Sewang ^c   Son, Chang Sik ^d   Kim, Donghwan ^a  

^a Korea University   (South Korea)

^b Chonbuk National University   (South Korea)

^c TS Corporation   (South Korea)

^d Silla University   (South Korea)

Author keywords

Al back contact; BSF mechanism; in situ TEM; metallization; screen printing

Indexed keywords

METALLIZING; SCREEN PRINTING; SILICON; SILICON SOLAR CELLS; SILICON WAFERS; TRANSMISSION ELECTRON MICROSCOPY;

BACK CONTACT; BACK SURFACE FIELDS; IN-SITU TEM; SI DIFFUSION; SI SOLAR CELLS; SI WAFER;

ALUMINUM;

EID: 84904511982     PISSN: 10627995     EISSN: 1099159X     Source Type: Journal    
DOI: 10.1002/pip.2322     Document Type: Article

References (12)

1. Lolgen P, Leguijt C, Eikelboom JA, Steeman RA, Sinke WC, Verhoef LA, Alkemade PFA, Algra E,. Aluminum back-surface field doping profiles with surface recombination velocities below 200 cm/s. Proceedings 23rd IEEE Photovoltaic Specialists Conference, 1993; 1064-1068.
2. Kim S, Sridharan S, Khadilkar C, Shaikh A,. Aluminum pastes (lead-free/low-bow) for thin wafers. Proceedings of the 31st IEEE Photovoltaic Specialists Conference, 2005; 1100-1102.
3. Huster F,. Aluminum-back surface field: bow investigation and elimination. Proceedings of the 20th European photovoltaic solar energy conference and exhibition, 2005; 635-638.
4. Schneider A, Gerhards C, Fath P, Bucher E, Young RJS, Raby JA, Carroll AF,. Bow reducing factors for thin screenprinted MC-Si solar cells with Al BSF. Proceedings of the 29th IEEE Photovoltaic Specialists Conference, 2002; 336-339.
5. Kim K, Dhungel SK, Gangopadhyay U, Yoo J, Seok CW, Yi J,. A novel approach for co-firing optimization in RTP for the fabrication of large area mc-Si solar cell. Thin Solid Films 2006; 511-512: 228-234.
6. Meemongkolkiat V, Nakayashiki K, Kim DS, Kopecek R, Rohatgi A,. Factors limiting the formation of uniform and thick aluminum-back-surface field and its potential. Journal of the Electrochemical Society 2006; 153: G53-G58.
7. Lin C-H, Tsai S-Y, Hsu S-P, Hsieh M-H,. Structural properties of the solidified-Al/regrown-Si structures of printed Al contacts on crystalline Si solar cells. Solar Energy Materials & Solar Cells 2008; 92: 986-991.
8. Meemongkolkiat V, Hilali M, Rohatgi A,. Investigation of RTP and belt fired screen printed Al-BSF on textured and planar back surfaces of silicon solar cells. Proceedings of the 3rd World Conference on Photovoltaic Energy Conversion, 2003; 1467-1470.
9. Nast HO, Russell R, Heasman KC, Mason NB, Bruton TM,. Investigation of thin aluminium films on the rear of monocrystalline silicon solar cells for back surface field formation. Proceedings of the 29th IEEE Photovoltaic Specialists Conference, 2002; 118-121.
10. Huster F,. Investigation of the alloying process of screen printed aluminum pastes for the BSF formation on silicon solar cells. Proceedings of the 20th European Photovoltaic Solar Conference and Exhibition, 2005; 1466-1469.
11. Sopori B, Mehta V, Rupnowski P, Moutinho H, Shaikh A, Khadilkar C, Bennett M, Carlson D,. Studies on backside Al-contact formation in Si solar cells: fundamental mechanisms. Proceedings of the Materials Research Society (MRS), 2008; 7-11.
12. Popovich VA, Janssen M, Richardson IM, van Amstel T, Bennett IJ,. Microstructure and mechanical properties of aluminum back contact layers. Solar Energy Materials & Solar Cells 2001; 95 (1): 93-96.