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Browsing by Author "El Gamel, Hussam"

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    640 mV open-circuit voltage multicrystalline silicon solar cells: role of base doping on device parameters

    El Gamel, Hussam
    ;
    Sivoththaman, Sivanarayanamoorthy
    ;
    Ghannam, Moustafa  
    ;
    Nijs, Johan
    Journal article
    1995, Solar Energy Materials and Solar Cells, 36, p.99-105
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    A comparison between the performances of polycrystalline silicon solar cells with etched back emitters and non etched back emitters of identical sheet resistances

    Evrard, Olivier
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    El Gamel, Hussam
    ;
    Ghannam, Moustafa  
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    Nijs, Johan
    ;
    Mertens, Robert  
    Proceedings paper
    1994, Proceedings of the 12th EC Photovoltaic Solar Energy Conference, 11/04/1994, p.788-792
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    A Study on the Microscopical and Macroscopical Effects of Hydrogenation on the Performance of Multicrystalline Solar Cells

    Rosmeulen, Maarten  
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    El Gamel, Hussam
    ;
    Poortmans, Jef  
    ;
    Trauwaert, Marie-Astrid
    Proceedings paper
    1994, 1st World Conference on Photovoltaic Energy Conversion. Conference Record of the 24thIEEE Photovoltaic Specialists Conference, 5/12/1994, p.1621-1624
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    An experimental study on stability and characteristics of hydrogen in different multicrystalline silicon material

    El Gamel, Hussam
    ;
    Poortmans, Jef  
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    Nijs, Johan
    ;
    Mertens, Robert  
    ;
    Fath, Peter
    ;
    Goetz, M.
    Proceedings paper
    1996, Technical Digest 9th Photovoltaic Solar Engineering Conference; 11-15 November 1996; Miyazaki, Japan., p.103
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    Boosting the efficiency of solar cells fabricated on electromagnetic cold crucible cast multicrystalline silicon by means of hydrogen passivation

    El Gamel, Hussam
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    Ghannam, Moustafa  
    ;
    Vinckier, Chris
    ;
    Nijs, Johan
    ;
    Mertens, Robert  
    Journal article
    1994, Solar Energy Materials and Solar Cells, 34, p.237-241
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    Characterization of the hydrogen introduced by glow discharge in multicrystalline silicon

    Ghannam, Moustafa  
    ;
    Beyer, W.
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    El Gamel, Hussam
    ;
    Nijs, Johan
    ;
    Mertens, Robert  
    Proceedings paper
    1994, Proceedings of the 12th EC Photovoltaic Solar Energy Conference, 11/04/1994, p.1000-1002
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    Efficient combination of surface and bulk passivation schemes of high-efficiency multicrystalline silicon solar cells

    El Gamel, Hussam
    ;
    Barnett, A. M.
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    Rohatgi, A.
    ;
    Chen, Zhi Yong
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    Vinckier, Chris
    ;
    Nijs, Johan
    Journal article
    1995, J. Appl. Phys., (78) 5, p.3457-31
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    High efficiency polycrystalline silicon solar cells using hydrogen remote plasma passivation

    El Gamel, Hussam
    ;
    Vinckier, Chris
    ;
    Caymax, Matty  
    ;
    Ghannam, Moustafa  
    ;
    Poortmans, Jef  
    Proceedings paper
    1994, Proceedings of the 12th EC Photovoltaic Solar Energy Conference, 11/04/1994, p.724-727
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    Hydrogen in polycrystalline silicon solar cell material: its role and characteristics

    El Gamel, Hussam
    ;
    Nijs, Johan
    ;
    Mertens, Robert  
    ;
    Mauk, Michael
    ;
    Barnett, A. M.
    Journal article
    1998, Solar Energy Materials and Solar Cells, (53) 3_4, p.277-284
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    Hydrogenation of multicrystalline Si-materials for solar cells: discrimination between effects in the intra-grain and grain boundary regions

    Poortmans, Jef  
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    Rosmeulen, Maarten  
    ;
    Kaniava, Arvydas
    ;
    Vanhellemont, Jan
    ;
    El Gamel, Hussam
    Proceedings paper
    1995, Defect- and Impurity-Engineered Semiconductors and Devices, 17/04/1995, p.399-404
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    Optimal Surface and Bulk Passivation of High Efficiency Multicrystalline Silicon Solar Cells

    El Gamel, Hussam
    ;
    Rohatgi, A.
    ;
    Chen, Zhi Yong
    ;
    Vinckier, Chris
    ;
    Nijs, Johan
    ;
    Mertens, Robert  
    Proceedings paper
    1994, 1st World Conference on Photovoltaic Energy Conversion. Conference Record of the 24thIEEE Photovoltaic Specialists Conference, 5/12/1994, p.1323-6
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    Order reduction technique using the Chebyshev polynomial and its application in digital filter design

    El Gamel, Hussam
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    Soltis, J. J.
    ;
    Ahmadi, M.
    Journal article
    1995, IEE Proceedings: Circuits, Devices and Systems, (142) 1, p.27-29
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    Passivation of Bulk and Surface of High Efficiency Multicrystalline Silicon Solar Cells

    El Gamel, Hussam
    PHD thesis
    1994-09
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    Recent Results from Imec on Hydrogen Passivation

    El Gamel, Hussam
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    Nijs, Johan
    ;
    Mertens, Robert  
    Oral presentation
    1994, 4th Workshop on the Role of Point Defects / Defect Complexes in Silicon Device Processing; 1994; USA.
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    Recent results obtained at Imec on multicrystalline silicon solar cells

    Nijs, Johan
    ;
    El Gamel, Hussam
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    Szlufcik, Jozef  
    ;
    Sivoththaman, Sivanarayanamoorthy
    Oral presentation
    1994, International Conference on Solar Electricity: Photovoltaics and Wind
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    Recent results obtained at IMEC on multicrystalline silicon solar cells

    Nijs, Johan
    ;
    El Gamel, Hussam
    ;
    Szlufcik, Jozef  
    ;
    Sivoththaman, Sivanarayanamoorthy
    Journal article
    1995, Renewable Energy, (6) 5_6, p.573-578

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