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Sandheep Ravishankar
Sandheep Ravishankar
Researcher, IEK-5 Photovoltaics, Forschungszentrum Juelich
在 fz-juelich.de 的电子邮件经过验证
标题
引用次数
引用次数
年份
Device physics of hybrid perovskite solar cells: theory and experiment
P Lopez‐Varo, JA Jiménez‐Tejada, M García‐Rosell, S Ravishankar, ...
Advanced Energy Materials 8 (14), 1702772, 2018
2332018
Influence of charge transport layers on open-circuit voltage and hysteresis in perovskite solar cells
S Ravishankar, S Gharibzadeh, C Roldán-Carmona, G Grancini, Y Lee, ...
Joule 2 (4), 788-798, 2018
2192018
Tunable hysteresis effect for perovskite solar cells
Y Rong, Y Hu, S Ravishankar, H Liu, X Hou, Y Sheng, A Mei, Q Wang, ...
Energy & Environmental Science 10 (11), 2383-2391, 2017
2182017
Near-complete suppression of surface losses and total internal quantum efficiency in BiVO 4 photoanodes
BJ Trześniewski, IA Digdaya, T Nagaki, S Ravishankar, I Herraiz-Cardona, ...
Energy & Environmental Science 10 (6), 1517-1529, 2017
1802017
Surface polarization model for the dynamic hysteresis of perovskite solar cells
S Ravishankar, O Almora, C Echeverría-Arrondo, E Ghahremanirad, ...
The journal of physical chemistry letters 8 (5), 915-921, 2017
1572017
Apparent defect densities in halide perovskite thin films and single crystals
J Siekmann, S Ravishankar, T Kirchartz
ACS Energy Letters 6 (9), 3244-3251, 2021
942021
Effects of frequency dependence of the external quantum efficiency of perovskite solar cells
S Ravishankar, C Aranda, PP Boix, JA Anta, J Bisquert, ...
The Journal of Physical Chemistry Letters 9 (11), 3099-3104, 2018
802018
Perovskite solar cell modeling using light-and voltage-modulated techniques
S Ravishankar, C Aranda, S Sanchez, J Bisquert, M Saliba, ...
The Journal of Physical Chemistry C 123 (11), 6444-6449, 2019
732019
Overcoming charge collection limitation at solid/liquid interface by a controllable crystal deficient overlayer
K Zhang, S Ravishankar, M Ma, G Veerappan, J Bisquert, ...
Advanced Energy Materials 7 (3), 1600923, 2017
712017
Intensity-modulated photocurrent spectroscopy and its application to perovskite solar cells
S Ravishankar, A Riquelme, SK Sarkar, M Garcia-Batlle, ...
The Journal of Physical Chemistry C 123 (41), 24995-25014, 2019
692019
Effects of ion distributions on charge collection in perovskite solar cells
P Lopez-Varo, JA Jimenez-Tejada, M Garcia-Rosell, JA Anta, ...
ACS Energy Letters 2 (6), 1450-1453, 2017
562017
Interpretation of Mott–Schottky plots of photoanodes for water splitting
S Ravishankar, J Bisquert, T Kirchartz
Chemical Science 13 (17), 4828-4837, 2022
392022
Stability of dye-sensitized solar cells under extended thermal stress
SK Yadav, S Ravishankar, S Pescetelli, A Agresti, F Fabregat-Santiago, ...
Physical Chemistry Chemical Physics 19 (33), 22546-22554, 2017
382017
Comment on “Resolving spatial and energetic distributions of trap states in metal halide perovskite solar cells”
S Ravishankar, T Unold, T Kirchartz
Science 371 (6532), eabd8014, 2021
322021
Multilayer capacitances: how selective contacts affect capacitance measurements of perovskite solar cells
S Ravishankar, Z Liu, U Rau, T Kirchartz
PRX energy 1 (1), 013003, 2022
272022
Intensity-modulated photocurrent spectroscopy for solar energy conversion devices: What does a negative value mean?
D Cardenas-Morcoso, A Bou, S Ravishankar, M García-Tecedor, ...
ACS Energy Letters 5 (1), 187-191, 2019
242019
Combining modulated techniques for the analysis of photosensitive devices
AO Alvarez, S Ravishankar, F Fabregat‐Santiago
Small Methods 5 (10), 2100661, 2021
212021
Removing instability-caused low-frequency features in small perturbation spectra of perovskite solar cells
S Ravishankar, M Garcia-Batlle, J Bisquert, G Garcia-Belmonte, ...
The Journal of Physical Chemistry C 124 (29), 15793-15799, 2020
162020
Comparing methods of characterizing energetic disorder in organic solar cells
P Hartnagel, S Ravishankar, B Klingebiel, O Thimm, T Kirchartz
Advanced Energy Materials 13 (15), 2300329, 2023
82023
Intensity modulated photocurrent microspectrosopy for next generation photovoltaics
JS Laird, S Ravishankar, KJ Rietwyk, W Mao, U Bach, TA Smith
Small Methods 6 (9), 2200493, 2022
82022
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