Bernard Geffroy

Centre National de la Recherche Scientifique — France

Engineering · Physical Sciences

43h-index5.4kcitations247works0.52yr avg
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Research Topics

Organic Light-Emitting Diodes Research(72), Organic Electronics and Photovoltaics(66), Crystallization and Solubility Studies(53), X-ray Diffraction in Crystallography(53), Conducting polymers and applications(46)

Publications247 total

Electrochemical and Spectro-Microscopic Analyses of Charge Accumulation and Ion Migration in Dry Processed Perovskite Solar Cells under Electrical Biasing
The Journal of Physical Chemistry Letters·2025· 1 cited
Electrochemical and Spectro-Microscopic Analyses of Charge Accumulation and Ion Migration in Dry Processed Perovskite Solar Cells under Electrical Biasing
2024Open Access
On the use of soft X-ray STXM for organic-inorganic halide perovskite photovoltaic materials
Journal of Electron Spectroscopy and Related Phenomena·2023· 6 citedOpen Access
Strain and Optoelectronic Tuning in Mixed‐Halide Perovskites with Ion Irradiation
Advanced Optical Materials·2023· 5 citedOpen Access
Reaching the 5% theoretical limit of fluorescent OLEDs with push-pull benzophospholes
2023Open Access
Reaching the 5% theoretical limit of fluorescent OLEDs with push–pull benzophospholes
Journal of Materials Chemistry C·2023· 24 citedOpen Access
White light-induced halide segregation in triple-cation mixed halide perovskites studied by in-situ fast scanning nano-XRF at the NANOSCOPIUM beamline, Synchrotron SOLEIL
Journal of Physics Conference Series·2022Open Access
Simplified Green-Emitting Single-Layer Phosphorescent Organic Light-Emitting Diodes with an External Quantum Efficiency > 22%
Chemistry of Materials·2022· 26 cited
CCDC 2166319: Experimental Crystal Structure Determination
The Cambridge Structural Database·2022Open Access
CCDC 2166321: Experimental Crystal Structure Determination
The Cambridge Structural Database·2022Open Access
Tuning the Charge Transfer in λ<sup>5</sup>-Phosphinines with Amino Substituents
Organic Letters·2022· 12 citedOpen Access
Soft X-ray characterization of halide perovskite film by scanning transmission X-ray microscopy
Scientific Reports·2022· 11 citedOpen Access
Soft X-ray Characterization of Halide Perovskite Film by Scanning Transmission X-ray Microscopy
Research Square (Research Square)·2022· 1 citedOpen Access
Nanohybrids as a tool to control the dispersion of organic emitters in solution-processed electroluminescent layers
New Journal of Chemistry·2022· 1 citedOpen Access
Organophosphorus emitters for OLEDs
EPJ Web of Conferences·2022Open Access
Metal halide perovskite layers studied by scanning transmission X-ray microscopy
RSC Advances·2022· 6 citedOpen Access
CCDC 1982458: Experimental Crystal Structure Determination
The Cambridge Structural Database·2021Open Access
CCDC 1982457: Experimental Crystal Structure Determination
The Cambridge Structural Database·2021Open Access
CCDC 1982459: Experimental Crystal Structure Determination
The Cambridge Structural Database·2021Open Access
CCDC 2001027: Experimental Crystal Structure Determination
The Cambridge Structural Database·2021Open Access
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Frequent Co-authors

Denis Tondelier(38), Cyril Poriel(16), Joëlle Rault‐Berthelot(15), Olivier Jeannin(14), Muriel Hissler(9), Sébastien Thiéry(8), Yvan Bonnassieux(7), Maxime Romain(6), Régis Réau(6), Cassandre Quinton(6), Rémi Métivier(5), Tiphaine Bourgeteau(5), Romain Brisse(5), Bruno Jousselme(5), W. Delaunay(4), Heejae Lee(3), Céline Declairieux(3), V. Deborde(3), Stéphane Campidelli(3), Dmitry Aldakov(3)