Descripción
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Mechanical stability of back contact solar cells deteriorates when holes (MWT, EWT) or grooves (TWT) are created in the wafer. These operations are essential for these structures so we found necessary to quantify the magnitude of this damage. A set of wafers with the EWT structure was produced and its mechanical strength measured by the Ring on Ring bending test. Other two sets of wafers with similar processes were prepared and tested to compare the effect of different fabrication steps on mechanical strength of the wafer. A numeric model was developed to analyse the data from the Ring on Ring test and a statistical study was carried out. | |
Internacional
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Si |
Nombre congreso
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25th European Photovoltaic Solar Energy Conference and Exhibition / 5th World Conference on Photovoltaic Energy Conversion |
Tipo de participación
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960 |
Lugar del congreso
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Valencia |
Revisores
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Si |
ISBN o ISSN
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3-936338-26-4 |
DOI
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Fecha inicio congreso
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06/09/2010 |
Fecha fin congreso
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10/09/2010 |
Desde la página
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1665 |
Hasta la página
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1668 |
Título de las actas
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Proceedings of the 25th European Photovoltaic Solar Energy Conference and Exhibition / 5th World Conference on Photovoltaic Energy Conversion |