By Sergio Pizzini
This day, the silicon feedstock for photovoltaic cells comes from techniques that have been initially built for the microelectronic undefined. It covers nearly ninety% of the photovoltaic industry, with mass construction quantity at the least one order of value better than these dedicated to microelectronics.
However, it's not easy to visualize that this type of feedstock (extremely natural yet seriously penalized through its excessive strength fee) may possibly stay the single resource of silicon for a photovoltaic industry that is in non-stop enlargement, and which has a cumulative development price in far more than 30% within the previous couple of years. even supposing experiences recommend that the silicon percentage will slowly lessen within the subsequent two decades, discovering how to manufacture a particular sunlight grade feedstock in huge amounts, at a good value whereas keeping the standard wanted, nonetheless continues to be a vital factor. skinny movie and quantum confinement-based silicon cells should be a complementary solution.
Advanced Silicon fabrics for Photovoltaic Applications has been designed to explain the whole prospects of silicon as a multipurpose fabric and covers:
- Physical, chemical and structural houses of silicon
- Production routes together with the promise of low-priced feedstock for PV applications
- Defect engineering and the function of impurities and defects
- Characterization ideas, and complicated analytical options for steel and non-metallic impurities
- Thin movie silicon and skinny movie sun cells
- Innovative quantum results, and 3rd new release sunlight cells
With contributions from the world over well-known experts, this ebook provides a finished research of the state of the art of procedure applied sciences and fabric homes, crucial for somebody attracted to the appliance and improvement of photovoltaics.
Chapter 1 Silicon technological know-how and know-how because the history of the present and destiny wisdom Society (pages 1–20): Sergio Pizzini
Chapter 2 approaches (pages 21–78): Bruno Ceccaroli and Sergio Pizzini
Chapter three function of Impurities in sunlight Silicon (pages 79–125): Gianluca Coletti, Daniel Macdonald and Deren Yang
Chapter four Gettering strategies and the position of prolonged Defects (pages 127–188): Michael Seibt and Vitaly Kveder
Chapter five complex Characterization suggestions (pages 189–214): Anna Cavallini, Daniela Cavalcoli and Laura Polenta
Chapter 6 complicated Analytical suggestions for Solar?Grade Feedstock (pages 215–234): Richard S. Hockett
Chapter 7 Thin?Film Deposition strategies (pages 235–285): J. okay. Rath
Chapter eight Modeling of Thin?Film Deposition techniques (pages 287–310): Carlo Cavallotti
Chapter nine Thin?Film Silicon sun Cells (pages 311–353): J. ok. Rath
Chapter 10 leading edge Quantum results in Silicon for Photovoltaic purposes (pages 355–391): Zhizhong Yuan, Aleksei Anopchenko and Lorenzo Pavesi
Read or Download Advanced Silicon Materials for Photovoltaic Applications PDF
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Additional info for Advanced Silicon Materials for Photovoltaic Applications
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All various polysilicon routes therefore must control four successive steps, each having a strong impact on the overall feasibility and economics of the suitable product and process: i) ii) iii) iv) preparation /synthesis of the volatile silicon compound; puriﬁcation of the volatile compound; decomposition to elemental silicon; recovery of by-products. 1): it is common knowledge that interest is registered for SiH4 , SiF4 , Si2 F6 , SiCl4 , SiHCl3 , SiH2 Cl2 , SiHBr3 , SiI4 . Also, light alkyland alkoxysilanes have retained some attention.