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Paul Gratia
Paul Gratia
ex EPFL
Verified email at education.lu
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Cited by
Year
High efficiency methylammonium lead triiodide perovskite solar cells: the relevance of non-stoichiometric precursors
C Roldán-Carmona, P Gratia, I Zimmermann, G Grancini, P Gao, ...
Energy & Environmental Science 8 (12), 3550-3556, 2015
4592015
A methoxydiphenylamine‐substituted carbazole twin derivative: an efficient hole‐transporting material for perovskite solar cells
P Gratia, A Magomedov, T Malinauskas, M Daskeviciene, A Abate, ...
Angewandte Chemie International Edition 54 (39), 11409-11413, 2015
2702015
Molecular engineering of face-on oriented dopant-free hole transporting material for perovskite solar cells with 19% PCE
K Rakstys, S Paek, P Gao, P Gratia, T Marszalek, G Grancini, KT Cho, ...
Journal of Materials Chemistry A 5 (17), 7811-7815, 2017
2322017
Benzotrithiophene‐based hole‐transporting materials for 18.2% perovskite solar cells
A Molina‐Ontoria, I Zimmermann, I Garcia‐Benito, P Gratia, ...
Angewandte Chemie International Edition 55 (21), 6270-6274, 2016
2232016
Intrinsic halide segregation at nanometer scale determines the high efficiency of mixed cation/mixed halide perovskite solar cells
P Gratia, G Grancini, JN Audinot, X Jeanbourquin, E Mosconi, ...
Journal of the American Chemical Society 138 (49), 15821-15824, 2016
2142016
The many faces of mixed ion perovskites: unraveling and understanding the crystallization process
P Gratia, I Zimmermann, P Schouwink, JH Yum, JN Audinot, K Sivula, ...
ACS Energy Letters 2 (12), 2686-2693, 2017
1992017
Highly efficient perovskite solar cells employing an easily attainable bifluorenylidene‐based hole‐transporting material
K Rakstys, M Saliba, P Gao, P Gratia, E Kamarauskas, S Paek, ...
Angewandte Chemie 128 (26), 7590-7594, 2016
1872016
Dopant‐free hole‐transporting materials for stable and efficient perovskite solar cells
S Paek, P Qin, Y Lee, KT Cho, P Gao, G Grancini, E Oveisi, P Gratia, ...
Advanced Materials 29 (35), 1606555, 2017
1762017
Branched methoxydiphenylamine-substituted fluorene derivatives as hole transporting materials for high-performance perovskite solar cells
T Malinauskas, M Saliba, T Matsui, M Daskeviciene, S Urnikaite, P Gratia, ...
Energy & Environmental Science 9 (5), 1681-1686, 2016
1622016
High‐efficiency perovskite solar cells using molecularly engineered, thiophene‐rich, hole‐transporting materials: influence of alkyl chain length on power conversion efficiency
I Zimmermann, J Urieta‐Mora, P Gratia, J Aragó, G Grancini, ...
Advanced Energy Materials 7 (6), 1601674, 2017
1402017
High open-circuit voltage: Fabrication of formamidinium lead bromide perovskite solar cells using fluorene–dithiophene derivatives as hole-transporting materials
N Arora, S Orlandi, MI Dar, S Aghazada, G Jacopin, M Cavazzini, ...
ACS Energy Letters 1 (1), 107-112, 2016
1222016
Diphenylamine‐substituted carbazole‐based hole transporting materials for perovskite solar cells: influence of isomeric derivatives
A Magomedov, S Paek, P Gratia, E Kasparavicius, M Daskeviciene, ...
Advanced Functional Materials 28 (9), 1704351, 2018
1152018
Semi-transparent polymer solar cells with excellent sub-bandgap transmission for third generation photovoltaics
ZM Beiley, MG Christoforo, P Gratia, AR Bowring, P Eberspacher, ...
Adv. Mater 25 (48), 7020-7026, 2013
1152013
Molecularly engineered phthalocyanines as hole‐transporting materials in perovskite solar cells reaching power conversion efficiency of 17.5%
KT Cho, O Trukhina, C Roldán‐Carmona, M Ince, P Gratia, G Grancini, ...
Advanced Energy Materials 7 (7), 1601733, 2017
1122017
Donor–π–donor type hole transporting materials: marked π-bridge effects on optoelectronic properties, solid-state structure, and perovskite solar cell efficiency
S Paek, I Zimmermann, P Gao, P Gratia, K Rakstys, G Grancini, ...
Chemical science 7 (9), 6068-6075, 2016
922016
A highly hindered bithiophene-functionalized dispiro-oxepine derivative as an efficient hole transporting material for perovskite solar cells
K Rakstys, S Paek, M Sohail, P Gao, KT Cho, P Gratia, Y Lee, ...
Journal of materials chemistry A 4 (47), 18259-18264, 2016
832016
Additive‐free transparent triarylamine‐based polymeric hole‐transport materials for stable perovskite solar cells
T Matsui, I Petrikyte, T Malinauskas, K Domanski, M Daskeviciene, ...
ChemSusChem 9 (18), 2567-2571, 2016
802016
Enhanced TiO2/MAPbI3 Electronic Coupling by Interface Modification with PbI2
E Mosconi, G Grancini, C Roldán-Carmona, P Gratia, I Zimmermann, ...
Chemistry of Materials 28 (11), 3612-3615, 2016
702016
Improved efficiency and reduced hysteresis in ultra-stable fully printable mesoscopic perovskite solar cells through incorporation of CuSCN into the perovskite layer
I Zimmermann, P Gratia, D Martineau, G Grancini, JN Audinot, T Wirtz, ...
Journal of materials chemistry A 7 (14), 8073-8077, 2019
512019
Toward higher photovoltage: Effect of blocking layer on cobalt bipyridine pyrazole complexes as redox shuttle for dye-sensitized solar cells
JH Yum, T Moehl, J Yoon, AK Chandiran, F Kessler, P Gratia, M Grätzel
The Journal of Physical Chemistry C 118 (30), 16799-16805, 2014
492014
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