| Application Number: | 200610044272.7 | Application date: | 2006.05.18 |
| name: | Solar battery and preparation method thereof | ||
| Public (announcement) number: | CN1866546 | Public (announcement) day: | 2006.11.22 |
| Main classification number: | H01L31/042 (2006.01)I | The original application number of the division: | |
| Classification number: | H01L31/042(2006.01)I; H01L31/075(2006.01)I; H01L31/18(2006.01)I | ||
| Award day: | priority: | ||
| Application (patent) person: | Weihai Blue Star Glass Co., Ltd. | ||
| address: | No. 98, Middle Road, Qingdao Middle Road, Economic and Technological Development Zone, Weihai, Shandong, China | ||
| Invention (design) person: | Mo Jianliang;Wang Wei;Wang Jianxun;Xie Xinye;Wang Huaxin;Liu Xianping | International application: | |
| International announcement: | Enter country date: | ||
| Patent agency: | Jinan Jindi Intellectual Property Agency Co., Ltd. | agent: | Zhao Huixiang |
The invention relates to the field of silicon thin film solar cells in the field of renewable energy, in particular to a solar cell and a preparation method thereof, which are characterized in that the transparent conductive film T is pre-processed by H plasma before depositing the window layer p(1). Processing to form a surface treatment layer, and preparing the amorphous silicon pin junction and the microcrystalline silicon pin junction via the surface treatment layer by: transparent conductive film TCO substrate preparation, TCO substrate electrode laser grooving, TCO surface treatment layer Preparation, laminated pin junction preparation, pin junction groove scribing, back electrode preparation, back electrode engraving, the invention improves the conversion efficiency of the solar cell, reduces the SW effect, the whole process is simple, easy to control, and the finished product High rate and superior product rate, high battery conversion efficiency, low cost, and the advantages of large-scale mass production.
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