christophe ballif
christophe ballif
Prof. EPFL, director PV-Lab, Director Sustainable Energy Center, CSEM
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Organometallic halide perovskites: sharp optical absorption edge and its relation to photovoltaic performance
S De Wolf, J Holovsky, SJ Moon, P Loper, B Niesen, M Ledinsky, FJ Haug, ...
The journal of physical chemistry letters 5 (6), 1035-1039, 2014
Fully textured monolithic perovskite/silicon tandem solar cells with 25.2% power conversion efficiency
F Sahli, J Werner, BA Kamino, M Bräuninger, R Monnard, ...
Nature materials 17 (9), 820-826, 2018
High-efficiency silicon heterojunction solar cells: A review
S De Wolf, A Descoeudres, ZC Holman, C Ballif
green 2 (1), 7-24, 2012
Current losses at the front of silicon heterojunction solar cells
ZC Holman, A Descoeudres, L Barraud, FZ Fernandez, JP Seif, S De Wolf, ...
IEEE journal of Photovoltaics 2 (1), 7-15, 2012
Efficient Monolithic Perovskite/Silicon Tandem Solar Cell with Cell Area >1 cm2
J Werner, CH Weng, A Walter, L Fesquet, JP Seif, S De Wolf, B Niesen, ...
The journal of physical chemistry letters 7 (1), 161-166, 2016
Complex Refractive Index Spectra of CH3NH3PbI3 Perovskite Thin Films Determined by Spectroscopic Ellipsometry and Spectrophotometry
P Löper, M Stuckelberger, B Niesen, J Werner, M Filipič, SJ Moon, ...
The journal of physical chemistry letters 6 (1), 66-71, 2015
Efficient silicon solar cells with dopant-free asymmetric heterocontacts
J Bullock, M Hettick, J Geissbühler, AJ Ong, T Allen, CM Sutter-Fella, ...
Nature Energy 1 (3), 1-7, 2016
Raising the one-sun conversion efficiency of III–V/Si solar cells to 32.8% for two junctions and 35.9% for three junctions
S Essig, C Allebé, T Remo, JF Geisz, MA Steiner, K Horowitz, L Barraud, ...
Nature Energy 2 (9), 1-9, 2017
Light trapping in solar cells: can periodic beat random?
C Battaglia, CM Hsu, K Soderstrom, J Escarré, FJ Haug, M Charriere, ...
ACS nano 6 (3), 2790-2797, 2012
22.5% efficient silicon heterojunction solar cell with molybdenum oxide hole collector
J Geissbühler, J Werner, S Martin de Nicolas, L Barraud, A Hessler-Wyser, ...
Applied Physics Letters 107 (8), 2015
Silicon heterojunction solar cell with passivated hole selective MoOx contact
C Battaglia, SM De Nicolas, S De Wolf, X Yin, M Zheng, C Ballif, A Javey
Applied Physics Letters 104 (11), 2014
Perovskite/silicon tandem solar cells: marriage of convenience or true love story?–An overview
J Werner, B Niesen, C Ballif
Advanced Materials Interfaces 5 (1), 1700731, 2018
Organic–inorganic halide perovskite/crystalline silicon four-terminal tandem solar cells
P Löper, SJ Moon, SM De Nicolas, B Niesen, M Ledinsky, S Nicolay, ...
Physical Chemistry Chemical Physics 17 (3), 1619-1629, 2015
Efficient near-infrared-transparent perovskite solar cells enabling direct comparison of 4-terminal and monolithic perovskite/silicon tandem cells
J Werner, L Barraud, A Walter, M Bräuninger, F Sahli, D Sacchetto, ...
ACS Energy Letters 1 (2), 474-480, 2016
Transparent electrodes for efficient optoelectronics
M Morales‐Masis, S De Wolf, R Woods‐Robinson, JW Ager, C Ballif
Advanced Electronic Materials 3 (5), 1600529, 2017
Infrared light management in high-efficiency silicon heterojunction and rear-passivated solar cells
ZC Holman, M Filipič, A Descoeudres, S De Wolf, F Smole, M Topič, ...
Journal of Applied Physics 113 (1), 2013
Silver thick-film contacts on highly doped n-type silicon emitters: Structural and electronic properties of the interface
C Ballif, DM Huljić, G Willeke, A Hessler-Wyser
Applied physics letters 82 (12), 1878-1880, 2003
CH3NH3PbI3 perovskite / silicon tandem solar cells: characterization based optical simulations
M Filipič, P Löper, B Niesen, S De Wolf, J Krč, C Ballif, M Topič
Optics express 23 (7), A263-A278, 2015
Model for a-Si: H/c-Si interface recombination based on the amphoteric nature of silicon dangling bonds
S Olibet, E Vallat-Sauvain, C Ballif
Physical Review B—Condensed Matter and Materials Physics 76 (3), 035326, 2007
Building integrated photovoltaics (BIPV): review, potentials, barriers and myths
P Heinstein, C Ballif, LE Perret-Aebi
Green 3 (2), 125-156, 2013
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