Zobrazeno 1 - 10
of 46
pro vyhledávání: '"Xavier Fontané"'
Autor:
Victor Izquierdo-Roca, José Manuel Merino, Máximo León, Maxim Guc, I. V. Bodnar, E. Garcia-Llamas, Xavier Fontané, Raquel Caballero
Publikováno v:
Journal of Alloys and Compounds. 692:249-256
Raman spectroscopy was used to evaluate the zone-center optical phonons of Cu2ZnSn1-xGex(S,Se)4 single crystals, leading to a complete characterization of their vibrational properties. High quality of the samples grown by chemical vapour transport wa
Autor:
Edgardo Saucedo, C. Broussillou, T. Goislard de Monsabert, Alejandro Pérez-Rodríguez, Carmen M. Ruiz, Victor Izquierdo-Roca, C. Insignares-Cuello, Xavier Fontané, Florian Oliva, Markus Neuschitzer
Publikováno v:
Solar Energy Materials and Solar Cells. 143:212-217
This work reports a detailed comparative study of electrodeposition-based (ED) cells fabricated with S-free Cu(In,Ga)Se 2 and S-containing Cu(In,Ga)(S,Se) 2 absorbers. ED based processes have a strong interest, because of their potential for cost red
Autor:
Xavier Fontané, Alejandro Pérez-Rodríguez, Veronica Bermudez, Edgardo Saucedo, Simón López-Marino, Mirjana Dimitrievska, Yudania Sánchez, Haibing Xie, Victor Izquierdo-Roca
Publikováno v:
Solar Energy Materials and Solar Cells. 140:289-298
Cu 2 ZnSn(S 1− y Se y ) 4 (CZTSSe, 0≤ y ≤1) based solar cells relying on earth abundant and low toxic elements are attracting a lot of research interest for photovoltaic applications. Currently, the record efficiency (12.6%) is still far away f
Autor:
Xavier Fontané, Simón López-Marino, Victor Izquierdo-Roca, Juan López-García, Haibing Xie, Alejandro Pérez-Rodríguez, M. Blanes-Guardia, Diouldé Sylla, Edgardo Saucedo, Moises Espindola-Rodriguez, F. Ramos
Publikováno v:
Materials Chemistry and Physics. 160:237-243
The viability of screen printing based processes followed by sequential sulfurization and selenization steps is investigated for the synthesis of both single phase and band gap graded CuIn(S,Se)2 alloys. Process parameters as the temperature, time an
Autor:
J. López-García, Alejandro Pérez-Rodríguez, C. Guillén, Victor Izquierdo-Roca, J. Herrero, Xavier Fontané, M. Espindola, Edgardo Saucedo, Marcel Placidi
Publikováno v:
Solar Energy Materials and Solar Cells. 132:245-251
Polycrystalline CuIn 1 − x Al x Se 2 (CIASe) thin films have been prepared on bare and Mo-coated substrates by selenization of evaporated Cu–In–Al precursors layers with 0≤ x ≤0.3 and thicknesses below 1.4 µm. X-ray diffraction measurement
Autor:
Edgardo Saucedo, Victor Izquierdo-Roca, Simón López-Marino, Xavier Fontané, Osvaldo Vigil-Galán, Moises Espindola-Rodriguez, Wiebke Ohm, Yudania Sánchez, Wiebke Riedel, Diouldé Sylla, Juan López-García, Sophie Gledhill
Publikováno v:
physica status solidi (a). 212:126-134
In this work, pneumatic spray pyrolysis was used to deposit Cu2ZnSnS4 kesterite thin film layers onto soda lime glass substrates/Mo coated substrates (substrate configuration). Furthermore, pneumatic spray pyrolysis was also tested as a potential way
Autor:
Xavier Fontané, Ingo Riedel, Victor Izquierdo-Roca, Alejandro Pérez-Rodríguez, Jürgen Parisi, Folker Zutz, Christine Chory, Martin Knipper
Publikováno v:
physica status solidi (a). 212:329-335
Sulfur-based kesterite Cu2ZnSnS4 (CZTS) nanoparticles (NPs) have been produced in a wet-chemical synthesis route which provides high yields of CZTS-NPs per synthesis cycle. These NPs can be used as raw material for electronic inks, which can be proce
Non-destructive assessment of ZnO:Al window layers in advanced Cu(In,Ga)Se2photovoltaic technologies
Autor:
Victor Izquierdo-Roca, Xavier Fontané, Alejandro Pérez-Rodríguez, Edgardo Saucedo, Juan López-García, Cédric Broussillou, C. Insignares-Cuello, Marcel Placidi, Yudania Sanchez-Gonzalez, Veronica Bermudez
Publikováno v:
physica status solidi (a). 212:56-60
The increasing importance of the Cu(In,Ga)Se2 based thin films photovoltaic industry claims for the development of new assessment and monitoring tools to answer the needs existing in the improvement of the control of the processes involved in the pro
Autor:
Alejandro Pérez-Rodríguez, Victor Izquierdo-Roca, Lionel Fourdrinier, Andrew Fairbrother, Mirjana Dimitrievska, Edgardo Saucedo, Xavier Fontané
Publikováno v:
The Journal of Physical Chemistry C. 118:17291-17298
Solar cells based on Cu2ZnSnSe4 thin film absorber layers have shown promise as an alternative to more mature thin film technologies because they are composed of more earth abundant elements. To increase device efficiencies there is still much to be
Autor:
Marc Daniel Heinemann, Wiebke Ohm, Martha Ch. Lux-Steiner, Ümit Askünger, Christian A. Kaufmann, Juan Lopez Garcia, Xavier Fontané, Wiebke Riedel, Victor Izquierdo, Sophie Gledhill, Thomas Goislard
Publikováno v:
physica status solidi (a). 212:76-87
ZnO nanorod arrays placed within the architecture of the Cu(In,Ga)Se2 solar cell present promising concepts to maximize photoconversion by optical and electrical enhancement. Three different Cu(In,Ga)Se2 solar cell architectures utilizing ZnO nanorod