CISSY

CIS - diagnostic using Synchrotron radiation

Publications

2019

Fetyan, A.; El-Nagar, G.; Lauermann, I.; Schnucklake, M.; Schneider, J.; Roth, C.: Detrimental role of hydrogen evolution and its temperature-dependent impact on the performance of vanadium redox flow batteries. , Journal of Energy Chemistry 32 (2019), p. 57-62
doi:10.1016/j.jechem.2018.06.010

Markushyna, Y.; Teutloff, C.; Kurpil, B.; Cruz, D.; Lauermann, I.; Zhao, Y.; Antonietti, M.; Savateev, A.: Halogenation aromatic hydrocarbons by halide anion oxidation with poly(heptazine imide) photocatalyst. , Applied Catalysis B: Environmental 248 (2019), p. 211–217
doi:10.1016/j.apcatb.2019.02.016

Ren, J.; Weber, F.; Weigert, F.; Wang, Y.; Choudhury, S.; Xiao, J.; Lauermann, I.; Resch-Genger, U.; Bande, A.; Petit, T.: Influence of surface chemistry on optical, chemical and electronic properties of blue luminescent carbon dots. , Nanoscale 11 (2019), p. 2056-2064
doi:10.1039/c8nr08595a

2018

Neubert, Tilmann J.; Rösicke, Felix; Sun, Guoguang; Kratz, Christoph; Shaykhutdinov, Timur; Hinrichs, Karsten; Balasubramanian, Kannan; Nickel, Norbert H.; Rappich, Jörg: Diazonium derived functionalization of graphene – Big advances with ultra-thin layers. , Graphene 2018 Dresden, Germany, 26.06.2018 - 29.06.2018 (2018)

Neubert, Tilmann J.; Rösicke, Felix; Sun, Guoguang; Kratz, Christoph; Shaykhutdinov, Timur; Hinrichs, Karsten; Balasubramanian, Kannan; Nickel, Norbert; Rappich, Jörg: Diazonium electroreduction on graphene – Ultra-thin modification meets 2D-electrode. , Electrochemistry 2018 Ulm, Germany, 24.09.2018 - 26.09.2018 (2018)

El-Nagar, G.A.; Lauermann, I.; Sarhanad, R.M.; Roth, C.: Hierarchically structured iron-doped silver (Ag–Fe) lotus flowers for an efficient oxygen reduction reaction. , Nanoscale 10 (2018), p. 7304-7310
doi:10.1039/C8NR00020D

Maticiuc, N.; Kodalle, T.; Lauche, J.; Wenisch, R.; Lauermann, I.; Kaufmann, C.A.: In situ XPS investigation of CIGSe surface after RbF post-deposition treatment. , E-MRS Spring Meeting 2018 Strasbourg, France, 18.06.2018 - 22.06.2018 (2018)

Maticiuc, N.; Kodalle, T.; Lauche, J.; Wenisch, R.; Bertram, T.; Kaufmann, C.A.; Lauermann, I.: In vacuo XPS investigation of Cu(In,Ga)Se2 surface after RbF post-deposition treatment. , Thin Solid Films 665 (2018), p. 143-147
doi:10.1016/j.tsf.2018.09.026

Maticiuc, Natalia; Kodalle, Tim; Lauche, Jakob; Wenisch, Robert; Bertram, Tobias; Kaufmann, Christian; Lauermann, Iver; Majumdar, Isheta; Wang, Yajie; Yetkin, Hasan Arif; Ümsür, Bünyamin: INVESTIGATION OF THE RbF TREATED Cu(In,Ga)Se2/CdS INTERFACE AT THE HAXPES FACILITY AT BESSY II. , BESSY user meeting Berlin-Adlershof, Germany, 05.12.2018 - 06.12.2018 (2018)

Maticiuc, Natalia; Kodalle, Tim; Ümsür, Bünyamin; Bertram, Tobias; Wenisch, Robert; Wang, Yajie; Majumdar, Isheta; Yetkin, Hasan A.; Félix, Roberto; Kaufmann, Christian A.; Schlatmann, Rutger; Lauermann, Iver: Investigation of the RbF treated Cu(In,Ga)Se2/CdS interface at the high kinetic energy photoelectron spectroscopy facility at BESSY II. , 13th EERA AMPEA Joint Programme Steering Committee and AMPEA-EERA workshop on “Synchrotron Radiation and Neutron Scattering for Energy Materials” HZB Berlin, Germany, 12.11.2018 - 14.11.2018 (2018)

Majumdar, I.; Parvan, V.; Greiner, D.; Kaufmann, C. A.; Lux-Steiner, M. Ch.; Schlatmann, R.; Lauermann, I.: Na from SLG and as post-deposition: A comparative study using photoelectron spectroscopy. , E-MRS Spring Meeting 2018 Strasbourg, France , 18.06.2018 - 22.06.2018 (2018)

Wenisch, Robert; Wang, Yajie; Schlatmann, Rutger; Lauermann, Iver: Sputter-Deposited CuGaO2 as a Hole Conductor for Transparent Recombination Junctions for Methylammonium-Pb-halide Tandem Solar Cells. , 35th EU PVSEC 2018 Brussels, Belgium, 24.09.2018 - 28.09.2018 (2018)

2017

El-Nagar, G.A.; Hassan, M.A.; Lauermann, I.; Roth, C.: Efficient Direct Formic Acid Fuel Cells (DFAFCs) Anode Derived from Seafood waste: Migration Mechanism. , Scientific Reports 7 (2017), p. 17818/1-11
doi:10.1038/s41598-017-17978-8

Neubert, Tilmann J.; Rösicke, Felix; Sun, Guoguang; Shaykhutdinov, Timur; Hinrichs, Karsten; Nickel, Norbert H.; Rappich, Jörg: Functionalization of Graphene with Ultra-Thin Anchor Layers towards Biosensor Applications. , Chem2DMat Strasbourg, 22.08.2017 - 26.08.2017 (2017)

Mei, S.; Jafta, C.J.; Lauermann, I.; Ran, Q.; Kärgell, M.; Ballauff, M.; Lu, Y.: Porous Ti4O7 Particles with Interconnected-Pores Structure as High-Efficiency Polysulfide Mediator for Lithium-Sulfur Batteries. , Advanced Functional Materials 27 (2017), p. 1701176/1-10
doi:10.1002/adfm.201701176

Wachau, A.; Schulte, J.; Agoston, P.; Hübler, F.; Steigert, A.; Klenk, R.; Hergert, F.; Eschrich, H.; Probst, V.: Sputtered Zn(O,S) buffer layers for CIGS solar modules - from lab to pilot production. , Progress in Photovoltaics 25 (2017), p. 696-705
doi:10.1002/pip.2880

Olar, T.; Manoharan, A.; Draxl, C.; Calvet, W.; Ümsur, B.; Parvan, V.; Chacko, B.; Xie, H.; Saucedo, E.; Valle-Rios, L.E.; Neldner, K.; Schorr, S.; Lux-Steiner, M.Ch.; Lauermann, I.: Valence and conduction band edges of selenide and sulfide-based kesterites - a study by x-ray based spectroscopy and ab initio theory. , Semiconductor Science and Technology 32 (2017), p. 104010/1-7
doi:10.1088/1361-6641/aa89db

2016

Lauermann, I.; Steigert, A.: CISSY: A station for preparation and surface/interface analysis of thin film materials and devices. , Journal of Large Scale Research Facilities JLSRF 2 (2016), p. A-67
doi:10.17815/jlsrf-2-84

Xie, H.; Lopez-Marino, S.; Olar, T.; Sanchez, Y.; Neuschitzer, M.; Oliva, F.; Giraldo, S.; Izquierdo-Roca, V.; Lauermann, I.; Perez-Rodriguez, A.; Saucedo, E.: Impact of Na Dynamics at the Cu2ZnSn(S,Se)4/CdS Interface During Post Low Temperature Treatment of Absorbers. , ACS Applied Materials & Interfaces 8 (2016), p. 5017-5024
doi:10.1021/acsami.5b12243

Olar, Tetiana; Lauermann, Iver: The band edge development in Cu2ZnSn(S,Se)4 with different [S]/([S]+[Se]) ratios tackled with synchrotron-based spectroscopy. , E-MRS 2016 Lille, France, 02.05.2016 - 06.05.2016 (2016)

Neuschitzer, M; Oliva, F; Olar, T; López-Marino, S; Espindola-Rodriguez, M; Sánchez, Y; Izquierdo-Roca, V; Lauermann, I; Perez-Rodriguez, A; Saucedo, E: The complex surface chemistry of kesterites: Cu/Zn re-ordering after low temperature re-annealing and its role in high performance devices. , 5th European Kesterite Workshop Tallin, Estonia , 13.11.2016 - 14.11.2016 (2016)

van de Krol, Roel: The Helmholtz Energy Materials Foundry. , BESSY II Foresight Workshop on Energy Materials Research Berlin, Germany, 10.10.2016 - 11.10.2016 (2016)

2015

Olar, T.; Lauermann, I.; Xie, H.; Neuschitzer, M.; Saucedo, E.; Calvet, W.; Steigert, A.; Ümsür, B.; Chacko, B.; Parvan, V.; Gorgoi, M.; Senkovskiy, B.; Lux-Steiner, M.Ch.: Assessment of chemical and electronic surface properties of the Cu2ZnSn(SSe)4 after different etching procedures by synchrotron-based spectroscopies. , Energy Procedia 84 (2015), p. 8-16
doi:10.1016/j.egypro.2015.12.289

Neuschitzer, M.; Sanchez, Y.; Olar, T.; Thersleff, T.; Lopez-Marino, S.; Oliva, F.; Espindola-Rodriguez, M.; Xie, H.; Placidi, M.; Izquierdo-Roca, V.; Lauermann, I.; Leifer, K.; Perez-Rodriguez, A.; Saucedo, E.: Complex Surface Chemistry of Kesterites: Cu/Zn Reordering after Low Temperature Postdeposition Annealing and Its Role in High Performance Devices. , Chemistry of Materials 27 (2015), p. 5279-5287
doi:10.1021/acs.chemmater.5b01473

Heinemann, M.D.; Efimova, V.; Klenk, R.; Hoepfner, B.; Wollgarten, M.; Unold, T.; Schock, H.-W.; Kaufmann, C.: Cu(In,Ga)Se2 Superstrate Solar Cells: Prospects and Limitations. , Progress in Photovoltaics 23 (2015), p. 1228–1237
doi:10.1002/pip.2536

Ümsür, B.; Calvet, W.; Höpfner, B.; Steigert, A.; Lauermann, I.; Gorgoi, M.; Prietzel, K.; Navirian, H.; Kaufmann, C.; Unold, T.; Lux-Steiner, M.: Investigation of Cu-poor and Cu-rich Cu(In,Ga)Se2/CdS interfaces using hard X-ray photoelectron spectroscopy. , Thin Solid Films 582 (2015), p. 366-370
doi:10.1016/j.tsf.2014.08.049

Calvet, W.; Ümsür, B.; Höpfner, B.; Lauermann, I.; Prietzel, K.; Kaufmann, C.A.; Unold, T.; Lux-Steiner, M.C.: 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. , Thin Solid Films 582 (2015), p. 361-365
doi:10.1016/j.tsf.2014.11.067

Cimono, R.; Kersevan, R.; Schäfers, F.; Baglin, V.: Potential countermeasures against the very large SR heat load in FCC-hh. , FCC Kick-off meeting Georgetown, USA, 23.03.2015 - 29.03.2015 (2015)

Neuschitzer, M; Olar, T; Oliva, F; Sánchez, Y; López-Marino, S; Espindola-Rodriguez, M; Placidi, M; Izquierdo-Roca, V; Lauermann, I; Perez-Rodriguez, A; Saucedo, E: The complex surface chemistry of kesterites: Cu/Zn re-ordering after low temperature re-annealing and its role in high performance devices. , NEXTGEN NANO PV 2015 Menorca, Spain, 20.04.2015 - 20.04.2015 (2015)

Heinemann, M.D.; Greiner, D.; Unold, T.; Klenk, R.; Schock, H.-W.; Schlatmann, R.; Kaufmann, C.A.: The Importance of Sodium Control in CIGSe Superstrate Solar Cells. , IEEE Journal of Photovoltaics 5 (2015), p. 378-581
doi:10.1109/JPHOTOV.2014.2360332

Höpfner, B.; Steigert, A.; Lauermann, I.; Lux-Steiner, M.Ch.: Transparent back contacts for chalcopyrites: Temperature dependency of Cu diffusion into i-ZnO substrates. , EPL 109 (2015), p. 28004/p1-p5
doi:10.1209/0295-5075/109/28004

2014

Höpfner, Britta: Diffusion und Phasenbildung bei der Abscheidung von Chalkopyritabsorbern auf transparenten oxidischen Leitern. , Freie Universität Berlin, 2014

Pistor, P.; Greiner, D.; Kaufmann, C.; Brunken, S.; Gorgoi, M.; Steigert, A.; Calvet, W.; Lauermann, I.; Klenk, R.; Unold, T.; Lux-Steiner, M.Ch.: Experimental indication for band gap widening of chalcopyrite solar cell absorbers after potassium fluoride treatment. , Applied Physics Letters 105 (2014), p. 063901/1-4
doi:10.1063/1.4892882

Caballero, R.; Nichterwitz, M.; Steigert, A.; Eicke, A.; Lauermann, I.; Schock, H.W.; Kaufmann, C.A.: Impact of Na on MoSe2 formation at the CIGSe/Mo interface in thin-film solar cells on polyimide foil at low process temperatures. , Acta Materialia 63 (2014), p. 54-62
doi:10.1016/j.actamat.2013.09.051

Ümsür, B.; Calvet, W.; Höpfner, B..; Steigert, A; Lauermann, I.; Prietzel, K.; Kaufmann, C.; Unold, T.; Lux-Steiner, M.Ch.: Investigation of Cu-poor and Cu-rich Cu(In,Ga)Se2 interfaces using hard x-ray photoelectron spectroscopy (HAXPES). , E-MRS Lille, Frankreich, 26.05.2014 - 30.05.2014 (2014)

Sarmieno-Pérez, R.; Botti, S.; Schnohr, C.S.; Lauermann, I.; Rubio Secades, A.; Johnson, B.: Local versus global electronic properties of chalcopyrite alloys: X-ray absorption spectroscopy and ab initio calculations. , Journal of Applied Physics 116 (2014), p. 093703/1-5
doi:10.1063/1.4893579

Lauermann, Iver: Surface and interface characterization of chalcopyrite and related thin film solar cell materials using x-ray based spectroscopy. , The 2nd International Renewable and Sustainable Energy Conference Ouarzazate, Morocco – October 17-19, 2014 (IRSEC14) Quarzatate, Marokko, 17.10.2014 - 19.10.2014 (2014)

Calvet, Wolfram; Ümsür, Bünyamin; Lauermann, Iver; Prietzel, Karsten; Navirian, Hengameh; Brunken, Stephan; Kaufmann, Christian; Unold, Thomas: The impact of pre- and post-deposition sodium fluoride treatments on CIGSe absorbers and solar cell performance - a comparative study using surface and bulk sensitive analysis tools. , 29th European PV Solar Energy Conference Amsterdam, Niederlande, 22.10.2014 - 26.10.2014 (2014)

Calvet, W.; Ümsür, B.; Höpfner, B.; Steigert, A.; Lauermann, I.; Prietzel, K.; Kaufmann, C.; Unold, T.: Thickness dependent investigation of wedged Cu(In,Ga)Se2 films prepared by physical vapor deposition (PVD) using hard x-ray photoelectron spectroscopy (HAXPES). , E-MRS Lille, Frankreich, 26.05.2014 - 30.05.2014 (2014)

2013

Paul, A.; Paul, N.; Jutimoosik, J.; Yimnirun, R.; Rujirawat, S.; Höpfner, B.; Lauermann, I.; Lux-Steiner, M.; Mattauch, S.; Böni, P.: Change in interface magnetism of an exchange-coupled system due to the presence of nonmagnetic spacers. , Physical Review B 87 (2013), p. 014431/1-18
doi:10.1103/PhysRevB.87.014431

Heinemann, Marc Daniel; Kaufmann, Christian A.; Unold, Thomas; Schock, Hans-Werner; Nichterwitz, Melanie; Höpfner, Britta: Device analysis of CIGSe superstrate solar cells. , DPG Frühjahrstagung Regensburg, 13.03.2013 - 13.03.2013 (2013)

Heinemann, Marc Daniel; Kaufmann, Christian A.; Höpfner, Britta; Nichterwitz, Melanie; Unold, Thomas; Schock, Hans-Werner: Interface Engineering in CIGSe superstrate solar cells. , MRS Spring Meeting 2013 San Francisco, 03.04.2013 - 05.04.2013 (2013)

Ennaoui, A.: Recent progress in scaling up highly efficient Zn(S,O)/Cu-chalcopyrite thin film solar cells and modules at HZB. , Renewable Energy 49 (2013), p. 68-71
doi:10.1016/j.renene.2012.01.064

2012

Ennaoui, A.: Chemical Bath Deposited (CBD) Zn(S,O) Buffer Layer for Cd free CIGSS Thin Film Solar Cells. , NeuMaS Projekttreffen Stuttgart, 08.10.2012 - 09.10.2012 (2012)

Rusu, M.; Wiesner, S.; Ludwig, W.; Greiner, D.; Hinrichs, V.; Chen, J.; Lux-Steiner, M.Ch.: Conventional and inverted organic solar cells by OVPD. , 27th European Photovoltaic Solar Energy Conference. Frankfurt, Germany., 24.09.2012 - 28.09.2012 (2012)

Rusu, M.; Wiesner, S.; Ludwig, W.; Greiner, D.; Hinrichs, V.; Chen, J.; Lux-Steiner, M.Ch.: Conventional and inverted small-molecule organic solar cells. , E-MRS Spring Meeting Strasbourg, France, 14.05.2012 - 18.05.2012 (2012)

Grimm, A.; Klenk, R.; Abou-Ras, D.; Dietrich, J.; Nichterwitz, M.; Lauermann, I.: CuInSe2 thin-film solar cells with sputtered Zn(O,S)/ZnO:Al window layers. , TCM 2012 4th International Symposium on Transparent Conductive Materials Hersonissos, Crete, Greece, 21.10.2012 - 26.10.2012 (2012)

Ennaoui, A.; Ümsür, B.; Suzuki, E.; Grimm, A.; Lauermann, I.: Development of Chemical Bath Deposited (CBD) Zn(S,O) Buffer Layer for Cd free CIGSS Thin Film Solar Cells during the NeuMaS Project. , 27th EU PVSEC, Germany Frankfurt, 24.09.2012 - 28.09.2012 (2012)

Ennaoui, A.; Ümsür, B.; Grimm, A.; Lauermann, I.: Effect of Hot light soaking on Cu(In,Ga)(Se,S)2/Zn(S,O)/ZnO thin film solar cells. , E-MRS Spring 2012 - Symposium B Strasbourg, France, 14.05.2012 - 18.05.2012 (2012)

Ennaoui, A.: Influence of Hot Light Soaking in CBD-Zn(S,O)/CIGSS/ZnO Solar Cells. , NeuMaS Projekttreffen Blaubeuren, 12.01.2012 - 13.01.2012 (2012)

Ortel, E.; Sokolov, S.; Zielke, C.; Lauermann, I.; Selve, S.; Weh, K.; Paul, B.; Polte, J.; Kraehnert, R.: Supported Mesoporous and Hierarchical Porous Pd/TiO2 Catalytic Coatings with Controlled Particle Size and Pore Structure. , Chemistry of Materials 24 (2012), p. 3828-3838
doi:10.1021/cm301081w

Lauermann, Iver: Synchrotron-based characterization of surfaces and interfaces in chalcopyrite thin film solar cells. , Institutsseminar Max-Planck-Institut für Eisenforschung Düsseldorf, 13.07.2012 - 13.07.2012 (2012)

Bär, M.; Klaer, J.; Weinhardt, L.; Lauermann, I.; Heske, C.; Schock, H.-W.; Felix, R.; Weber, A.; Zander, O.; Rodriguez-Alvarez, H.; Schubert, B.-A.; Mainz, R.; Wilks, R.G.: Tailoring the chemical and electronic surface structure of CuInS2 thin-film solar cell absorbers by a wet-chemical Se-treatment. , 27th European Photovoltaic Solar Energy Conference Frankfurt a.M., 24.09.2012 - 28.09.2012 (2012)

Grimm, A.; Kieven, D.; Lauermann, I.; Lux-Steiner, M.Ch.; Hergert, F.; Schwieger, R.; Klenk, R.: Zn(O, S) layers for chalcoyprite solar cells sputtered from a single target. , EPJ Photovoltaics 3 (2012), p. 30302/p1 - p4
doi:10.1051/epjpv/2012011

Wiesner, S.; Hinrichs, V.; Steigert, A.; Greiner, D.; Ludwig, W.; Lauermann, I.; Rusu, M.; Lux-Steiner, M.Ch.: ZnO Thin Films with adjusted Surface Work Function for Organic Solar Cells. , In: Nowak, S. [Ed.] : 27th European Photovoltaic Solar Energy Conference and Exhibition ; Frankfurt, Main: EU PVSEC ; 24.9.2012-28.9.2012. München: WIP, 2012. - ISBN 3-936338-28-0, p. 2945-2947
doi:10.4229/27thEUPVSEC2012-3DV.4.59

2011

Mönig, H.; Kaufmann, C.A.; Fischer, Ch.-H.; Grimm, A.; Caballero, R.; Johnson, B.; Eicke, A.; Lux-Steiner, M.Ch.; Lauermann, I.: Gallium gradients in chalcopyrite thin films: Depth profile analyses of films grown at different temperatures. , Journal of Applied Physics 110 (2011), p. 093509/1-7
doi:10.1063/1.3656986

Lauermann, I.; Bär, M.; Fischer, C.-H.: Synchrotron-based spectroscopy for the characterization of surfaces and interfaces in chalcopyrite thin-film solar cells. , Solar Energy Materials and Solar Cells 95 (2011), p. 1495-1508
doi:10.1016/j.solmat.2010.12.042

Lauermann, I.: Untersuchung von Grenzflächen in Chalkopyrit-Dünnschichtsolarzellen. , Vakuum in Forschung und Praxis 23 (2011), p. 35-39
doi:10.1002/vipr.201100452

2010

Pistor, P.; Kötschau, I.; Grimm, A.; Jung, C.; Lauermann, I.; Lux-Steiner, M.Ch.; Fischer, C.-H.: Extended soft X-ray emission spectroscopy: quantitative assessment of emission intensities. , Journal of Synchrotron Radiation 17 (2010), p. 791-798
doi:10.1107/S0909049510031444

Rusu, M.; Wiesner, S.; Lauermann, I.; Fischer, Ch.-H.; Fostiropoulos, K.; Audinot, J.; Fleming, Y.; Lux-Steiner, M.Ch.: Formation of charge-selective Mg–Ag electrodes to CuPc: C60 blend layers. , Applied Physics Letters 97 (2010), p. 073504/1-3
doi:10.1063/1.3481395

Mönig, H.; Fischer, Ch.-H.; Grimm, A.; Johnson, B.; Kaufmann, C.A.; Caballero, R.; Lauermann, I.; Lux-Steiner, M.Ch.: Surface Cu-depletion of Cu(In,Ga)Se-2 thin films: Further experimental evidence for a defect-induced surface reconstruction. , Journal of Applied Physics 107 (2010), p. 113540/1-5
doi:10.1063/1.3427539

Johnson, Benjamin: The Role of Cd and Ga in the Cu(In,Ga)S2/CdS Heterojunction Studied with X-Ray Spectroscopic Methods. , Technische Universität Berlin, 2010

CISSY