Title:
SOLAR-CELL SUBSTRATE, METHOD FOR MANUFACTURING SOLAR-CELL SUBSTRATE, SOLAR-CELL ELEMENT, AND SOLAR CELL
Document Type and Number:
WIPO Patent Application WO/2013/015173
Kind Code:
A1
Abstract:
The present invention provides the following: a solar-cell substrate consisting of a semiconductor substrate that has an n-type diffusion layer and an n+-type diffusion layer with a higher concentration of n-type impurities than the n-type diffusion layer, the surface of said n+-type diffusion layer having a concavity; a method for manufacturing a solar-cell substrate; a solar-cell element; and a solar cell.
Inventors:
SATO TETSUYA (JP)
YOSHIDA MASATO (JP)
NOJIRI TAKESHI (JP)
MACHII YOICHI (JP)
IWAMURO MITSUNORI (JP)
ORITA AKIHIRO (JP)
YOSHIDA MASATO (JP)
NOJIRI TAKESHI (JP)
MACHII YOICHI (JP)
IWAMURO MITSUNORI (JP)
ORITA AKIHIRO (JP)
Application Number:
PCT/JP2012/068234
Publication Date:
January 31, 2013
Filing Date:
July 18, 2012
Export Citation:
Assignee:
HITACHI CHEMICAL CO LTD (JP)
SATO TETSUYA (JP)
YOSHIDA MASATO (JP)
NOJIRI TAKESHI (JP)
MACHII YOICHI (JP)
IWAMURO MITSUNORI (JP)
ORITA AKIHIRO (JP)
SATO TETSUYA (JP)
YOSHIDA MASATO (JP)
NOJIRI TAKESHI (JP)
MACHII YOICHI (JP)
IWAMURO MITSUNORI (JP)
ORITA AKIHIRO (JP)
International Classes:
H01L31/04
Domestic Patent References:
| WO2010068331A1 | 2010-06-17 |
Foreign References:
| JP2006310373A | 2006-11-09 | |||
| JP2011023690A | 2011-02-03 | |||
| JP2008282912A | 2008-11-20 | |||
| JPH04122012A | 1992-04-22 | |||
| JP2008053363A | 2008-03-06 |
Attorney, Agent or Firm:
HIZATATE, Shoji et al. (JP)
膝舘 Yoshiharu (JP)
膝舘 Yoshiharu (JP)
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Claims: