Philipp Löper
Philipp Löper
- pvlab.epfl.ch - École Polytechnique Fédérale de Lausanne (EPFL) - Photovoltaics and Thin Film
Verified email at epfl.ch
TitleCited byYear
Organometallic halide perovskites: sharp optical absorption edge and its relation to photovoltaic performance
S De Wolf, J Holovsky, SJ Moon, P Löper, B Niesen, M Ledinsky, ...
The journal of physical chemistry letters 5 (6), 1035-1039, 2014
12572014
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, 2014
2842014
Enhancement of silicon solar cell efficiency by upconversion: Optical and electrical characterization
S Fischer, JC Goldschmidt, P Löper, GH Bauer, R Brüggemann, K Krämer, ...
Journal of applied physics 108 (4), 044912, 2010
2472010
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
2382015
CH 3 NH 3 PbI 3 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
1792015
Raman spectroscopy of organic–inorganic halide perovskites
M Ledinský, P Löper, B Niesen, J Holovský, SJ Moon, JH Yum, ...
The journal of physical chemistry letters 6 (3), 401-406, 2015
1602015
Sputtered rear electrode with broadband transparency for perovskite solar cells
J Werner, G Dubuis, A Walter, P Löper, SJ Moon, S Nicolay, ...
Solar Energy Materials and Solar Cells 141, 407-413, 2015
1262015
Formation of size-controlled silicon nanocrystals in plasma enhanced chemical vapor deposition grown SiOxNy/SiO2 superlattices
AM Hartel, D Hiller, S Gutsch, P Löper, S Estradé, F Peiró, B Garrido, ...
Thin Solid Films 520 (1), 121-125, 2011
1182011
Low temperature silicon dioxide by thermal atomic layer deposition: Investigation of material properties
D Hiller, R Zierold, J Bachmann, M Alexe, Y Yang, JW Gerlach, ...
Journal of Applied Physics 107 (6), 064314, 2010
1112010
Organic–inorganic halide perovskites: Perspectives for silicon-based tandem solar cells
P Löper, B Niesen, SJ Moon, SM De Nicolas, J Holovsky, Z Remes, ...
IEEE Journal of Photovoltaics 4 (6), 1545-1551, 2014
1082014
Modeling upconversion of erbium doped microcrystals based on experimentally determined Einstein coefficients
S Fischer, H Steinkemper, P Löper, M Hermle, JC Goldschmidt
Journal of applied physics 111 (1), 013109, 2012
892012
Experimental analysis of upconversion with both coherent monochromatic irradiation and broad spectrum illumination
JC Goldschmidt, S Fischer, P Löper, KW Krämer, D Biner, M Hermle, ...
Solar Energy Materials and Solar Cells 95 (7), 1960-1963, 2011
792011
Si-rich a-SiC: H thin films: structural and optical transformations during thermal annealing
M Künle, T Kaltenbach, P Löper, A Hartel, S Janz, O Eibl, KG Nickel
Thin Solid Films 519 (1), 151-157, 2010
772010
Spectrally-selective photonic structures for PV applications
M Peters, JC Goldschmidt, P Löper, B Groß, J Üpping, F Dimroth, ...
Energies 3 (2), 171-193, 2010
672010
Neodymium‐doped fluorochlorozirconate glasses as an upconversion model system for high efficiency solar cells
B Ahrens, P Löper, JC Goldschmidt, S Glunz, B Henke, PT Miclea, ...
physica status solidi (a) 205 (12), 2822-2830, 2008
622008
Light trapping, a new approach to spectrum splitting
A Goetzberger, JC Goldschmidt, M Peters, P Löper
Solar Energy Materials and Solar Cells 92 (12), 1570-1578, 2008
582008
Topič, M.; De Wolf, S.; Ballif, C. 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, ...
J. Phys. Chem. Lett 6, 66-71, 2015
572015
Passivating electron contact based on highly crystalline nanostructured silicon oxide layers for silicon solar cells
J Stuckelberger, G Nogay, P Wyss, Q Jeangros, C Allebé, F Debrot, ...
Solar Energy Materials and Solar Cells 158, 2-10, 2016
442016
A Membrane Device for Substrate‐Free Photovoltaic Characterization of Quantum Dot Based p‐i‐n Solar Cells
P Löper, D Stüwe, M Künle, M Bivour, C Reichel, R Neubauer, ...
Advanced materials 24 (23), 3124-3129, 2012
412012
The effect of photonic structures on the light guiding efficiency of fluorescent concentrators
M Peters, JC Goldschmidt, P Löper, B Bläsi, A Gombert
Journal of Applied Physics 105 (1), 014909, 2009
412009
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