Title:
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Crystalline silicon solar cells beyond 20% efficiency
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Author:
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Alcubilla González, Ramón; García Molina, Francisco Miguel; Ortega Villasclaras, Pablo Rafael; López Rodríguez, Gema; Orpella García, Alberto; Martín García, Isidro; Colina, M.; Voz Sánchez, Cristóbal; Bermejo Broto, Sandra; Puigdollers i González, Joaquim
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Other authors:
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Universitat Politècnica de Catalunya. Departament d'Enginyeria Electrònica; Universitat Politècnica de Catalunya. MNT - Grup de Recerca en Micro i Nanotecnologies |
Abstract:
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—This paper describes a fabrication process to
obtain high efficiency c-Si cells (> 20%) based on the Laser
Fired Contact Passivated Emitter Rear Cell (LFC-PERC)
concept. Photovoltaic efficiencies beyond 20% have been
achieved using thermal SiO2 as a rear passivation layer on
2 cm x 2 cm solar cells with 0.45 cm Fz c-Si substrates.
Efficiencies up to 22% are expected for material
resistivities in the 0.4–5 cm using an optimized rear
contact grid |
Subject(s):
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-Àrees temàtiques de la UPC::Enginyeria electrònica -Solar cells -Crystallization -Electrical engineering -Electrònica |
Rights:
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Document type:
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Article - Published version Conference Object |
Published by:
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IEEE Press. Institute of Electrical and Electronics Engineers
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