Title:
SOLAR CELL AND METHOD FOR FABRICATING THE SAME
Document Type and Number:
WIPO Patent Application WO/2012/172730
Kind Code:
A3
Abstract:
A solar cell comprises an n-type semiconductor layer, a p-type semiconductor layer, a p-side electrode layer, an n-side electrode; and a ZnO transparent electrode layer. The n-side electrode layer consists of AgxAu1-x and x represents a value of not less than 0.1 and not more than 0.5. The ZnO transparent electrode layer is composed of a plurality of ZnO columnar particles and each ZnO columnar particle has a longitudinal direction substantially parallel to a normal line of the ZnO transparent electrode layer. The cross-sectional area of each ZnO columnar particles that appears by cutting the ZnO columnar particles perpendicularly to the longitudinal direction increases from the upper surface of the n-side electrode layer to the upper surface of the ZnO transparent electrode layer.
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Inventors:
KOMORI TOMOYUKI
FUJII EIJI
ITOH AKIHIRO
FUJII EIJI
ITOH AKIHIRO
Application Number:
PCT/JP2012/003323
Publication Date:
May 16, 2013
Filing Date:
May 22, 2012
Export Citation:
Assignee:
PANASONIC CORP (JP)
KOMORI TOMOYUKI
FUJII EIJI
ITOH AKIHIRO
KOMORI TOMOYUKI
FUJII EIJI
ITOH AKIHIRO
International Classes:
H01L31/18; H01L31/0224
Foreign References:
JPS63226971A | 1988-09-21 | |||
US20090129004A1 | 2009-05-21 | |||
US20080259262A1 | 2008-10-23 |
Other References:
KHAN Y ET AL: "ZnO nanorods for simultaneous light trapping and transparent electrode application in solar cells", PHOTONICS CONFERENCE (PHO), 2011 IEEE, IEEE, 9 October 2011 (2011-10-09), pages 619 - 620, XP032077572, ISBN: 978-1-4244-8940-4, DOI: 10.1109/PHO.2011.6110700
Attorney, Agent or Firm:
NAITO, Hiroki et al. (1006 Oaza Kadoma, Kadoma-sh, Osaka 01, JP)
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