| Interpretation of admittance, capacitance-voltage, and current-voltage signatures in Cu (In, Ga) Se2 thin film solar cells T Eisenbarth, T Unold, R Caballero, CA Kaufmann, HW Schock Journal of Applied Physics 107 (3), 2010 | 348 | 2010 |
| The influence of Na on low temperature growth of CIGS thin film solar cells on polyimide substrates R Caballero, CA Kaufmann, T Eisenbarth, M Cancela, R Hesse, T Unold, ... Thin Solid Films 517 (7), 2187-2190, 2009 | 165 | 2009 |
| Non-stoichiometry effect and disorder in Cu2ZnSnS4 thin films obtained by flash evaporation: Raman scattering investigation R Caballero, E Garcia-Llamas, JM Merino, M León, I Babichuk, ... Acta Materialia 65, 412-417, 2014 | 136 | 2014 |
| Investigation of Cu(In,Ga)Se2 thin‐film formation during the multi‐stage co‐evaporation process R Caballero, CA Kaufmann, V Efimova, T Rissom, V Hoffmann, ... Progress in Photovoltaics: Research and Applications 21 (1), 30-46, 2013 | 132 | 2013 |
| High‐Efficiency (LixCu1−x)2ZnSn(S,Se)4 Kesterite Solar Cells with Lithium Alloying A Cabas‐Vidani, SG Haass, C Andres, R Caballero, R Figi, C Schreiner, ... Advanced Energy Materials 8 (34), 1801191, 2018 | 128 | 2018 |
| Direct Insight into Grain Boundary Reconstruction in Polycrystalline <?format ?>with Atomic Resolution D Abou-Ras, B Schaffer, M Schaffer, SS Schmidt, R Caballero, T Unold Physical review letters 108 (7), 075502, 2012 | 123 | 2012 |
| Confined and chemically flexible grain boundaries in polycrystalline compound semiconductors D Abou‐Ras, SS Schmidt, R Caballero, T Unold, HW Schock, CT Koch, ... Advanced Energy Materials 2 (8), 992-998, 2012 | 119 | 2012 |
| Characterization of Grain Boundaries in Cu(In,Ga)Se Films Using Atom-Probe Tomography O Cojocaru-Mirédin, PP Choi, D Abou-Ras, SS Schmidt, R Caballero, ... IEEE Journal of photovoltaics 1 (2), 207-212, 2011 | 119 | 2011 |
| Comprehensive comparison of various techniques for the analysis of elemental distributions in thin films D Abou-Ras, R Caballero, CH Fischer, CA Kaufmann, I Lauermann, ... Microscopy and Microanalysis 17 (5), 728-751, 2011 | 107 | 2011 |
| The importance of back contact modification in Cu2ZnSnSe4 solar cells: the role of a thin MoO2 layer S López-Marino, M Espíndola-Rodríguez, Y Sánchez, X Alcobé, F Oliva, ... Nano Energy 26, 708-721, 2016 | 105 | 2016 |
| Influence of Na on Cu (In, Ga) Se2 solar cells grown on polyimide substrates at low temperature: Impact on the Cu (In, Ga) Se2/Mo interface R Caballero, CA Kaufmann, T Eisenbarth, A Grimm, I Lauermann, T Unold, ... Applied Physics Letters 96 (9), 2010 | 102 | 2010 |
| Depth profiling of Cu (In, Ga) Se2 thin films grown at low temperatures CA Kaufmann, R Caballero, T Unold, R Hesse, R Klenk, S Schorr, ... Solar Energy Materials and Solar Cells 93 (6-7), 859-863, 2009 | 102 | 2009 |
| Surface Cu depletion of Cu (In, Ga) Se2 films: An investigation by hard X-ray photoelectron spectroscopy H Mönig, CH Fischer, R Caballero, CA Kaufmann, N Allsop, M Gorgoi, ... Acta Materialia 57 (12), 3645-3651, 2009 | 94 | 2009 |
| CuInSe2 Formation by selenization of sequentially evaporated metallic layers R Caballero, C Guillen Solar Energy Materials and Solar Cells 86 (1), 1-10, 2005 | 94 | 2005 |
| CuIn1−xGaxSe2‐based thin‐film solar cells by the selenization of sequentially evaporated metallic layers R Caballero, C Guillén, MT Gutiérrez, CA Kaufmann Progress in Photovoltaics: Research and Applications 14 (2), 145-153, 2006 | 91 | 2006 |
| Characterization of metastabilities in Cu (In, Ga) Se2 thin-film solar cells by capacitance and current-voltage spectroscopy T Eisenbarth, R Caballero, M Nichterwitz, CA Kaufmann, HW Schock, ... Journal of Applied Physics 110 (9), 2011 | 90 | 2011 |
| Impact of the Ga concentration on the microstructure of CuIn1–x Gax Se2 D Abou‐Ras, R Caballero, CA Kaufmann, M Nichterwitz, K Sakurai, ... physica status solidi (RRL)–Rapid Research Letters 2 (3), 135-137, 2008 | 90 | 2008 |
| High efficiency low temperature grown Cu(In,Ga)Se2 thin film solar cells on flexible substrates using NaF precursor layers R Caballero, CA Kaufmann, T Eisenbarth, T Unold, R Klenk, HW Schock Progress in Photovoltaics: Research and Applications 19 (5), 547-551, 2011 | 80 | 2011 |
| Cu deficiency in multi-stage co-evaporated Cu (In, Ga) Se2 for solar cells applications: Microstructure and Ga in-depth alloying R Caballero, V Izquierdo-Roca, X Fontané, CA Kaufmann, ... Acta Materialia 58 (9), 3468-3476, 2010 | 78 | 2010 |
| Direct Evidence for a Reduced Density of Deep Level Defects <?format ?>at Grain Boundaries of Thin Films H Mönig, Y Smith, R Caballero, CA Kaufmann, I Lauermann, ... Physical review letters 105 (11), 116802, 2010 | 76 | 2010 |
Christian A. KaufmannPVD CIGSe@PVcomB, Helmholtz-Zentrum für Materialien und Energie BerlinVerified email at helmholtz-berlin.de
