| Investigation of the potassium fluoride post deposition treatment on the CIGSe/CdS interface using hard X-ray photoemission spectroscopy–a comparative study B Ümsür, W Calvet, A Steigert, I Lauermann, M Gorgoi, K Prietzel, ... Physical Chemistry Chemical Physics 18 (20), 14129-14138, 2016 | 39 | 2016 |
| Correlating the local defect-level density with the macroscopic composition and energetics of chalcopyrite thin-film surfaces S Bröker, D Kück, A Timmer, I Lauermann, B Ümsür, D Greiner, ... Acs Applied Materials & Interfaces 7 (23), 13062-13072, 2015 | 25 | 2015 |
| Investigation of Cu-poor and Cu-rich Cu (In, Ga) Se2/CdS interfaces using hard X-ray photoelectron spectroscopy B Uemsuer, W Calvet, B Höpfner, A Steigert, I Lauermann, M Gorgoi, ... Thin Solid Films 582, 366-370, 2015 | 13 | 2015 |
| Depth-resolved analysis of the effect of RbF post deposition treatment on CIGSe with two different Cu concentrations N Maticiuc, T Kodalle, B Ümsür, T Bertram, R Wenisch, Y Wang, ... Solar Energy Materials and Solar Cells 226, 111071, 2021 | 9 | 2021 |
| Cu (In, Ga) Se2 surface treatment with Na and NaF: A combined photoelectron spectroscopy and surface photovoltage study in ultra-high vacuum V Parvan, A Mizrak, I Majumdar, B Uemsuer, W Calvet, D Greiner, ... Applied Surface Science 444, 436-441, 2018 | 7 | 2018 |
| Assessment of Chemical and Electronic Surface Properties of the Cu2ZnSn (SSe) 4 After Different Etching Procedures by Synchrotron-based Spectroscopies T Olar, I Lauermann, H Xie, M Neuschitzer, E Saucedo, W Calvet, ... Energy Procedia 84, 8-16, 2015 | 6 | 2015 |
| Impact of RbF post deposition treatment on CdS/CIGSe and Zn (O, S)/CIGSe interfaces–A comparative HAXPES study B Ümsür, N Maticiuc, T Kodalle, R Wenisch, I Majumdar, Y Wang, ... Renewable Energy 180, 626-636, 2021 | 5 | 2021 |
| In situ investigation of as grown Cu (In, Ga) Se2 thin films by means of photoemission spectroscopy W Calvet, B Ümsür, A Steigert, K Prietzel, D Greiner, CA Kaufmann, ... Journal of Vacuum Science & Technology A 37 (3), 2019 | 3 | 2019 |
| Surface Modifications of Na and K Metal Incorporated Cu(In,Ga)Se2 Absorbers Investigated by Synchrotron‐Based Spectroscopies I Majumdar, B Ümsür, B Chacko, D Greiner, MC Lux‐Steiner, ... physica status solidi c 14 (10), 1700167, 2017 | 3 | 2017 |
| Surface Engineering of Cu (In, Ga) Se2 by KF and CdS-a Study by High-Energy Photoemission Spectroscopy B Ümsür | 3 | 2017 |
| Locally resolved investigation of wedged Cu (In, Ga) Se2 films prepared by physical vapor deposition using hard X-ray photoelectron and X-ray fluorescence spectroscopy W Calvet, B Ümsür, B Höpfner, I Lauermann, K Prietzel, CA Kaufmann, ... Thin Solid Films 582, 361-365, 2015 | 2 | 2015 |
| Valence and conduction band edges of selenide and sulfide-based kesterites—a study by x-ray based spectroscopy and ab initio theory T Olar, A Manoharan, C Draxl, W Calvet, B Ümsur, V Parvan, B Chacko, ... Semiconductor Science and Technology 32 (10), 104010, 2017 | 1 | 2017 |
Iver LauermannHelmholtz-Zentrum Berlin für Materialien und EnergieVerified email at helmholtz-berlin.de
