Conferences

  1. S. Schorr, “Tetrahedrally coordinated compound semiconductors for photovoltaic applications”, Presented at 21st Annual Conference of the German Crystallographic Society. Freiberg, Germany, 2013(Invited Keynote Lecture).
  2. M. Dimitrievska, A. Fairbrother, E. Saucedo, A. Pérez-Rodríguez and V. Izquierdo-Roca, “Compositional impact on optoelectronic and vibrational properties of Cu2ZnSnSe4 kesterite: study of high efficiency device compositional range”, Presented at 5th Kesterite Workshop, Tallin, Estonia, 2014(Oral Invited).
  3. S. Schorr, “Structural aspects and point defects in CZTS”, Presented at 9th Workshop on the Future Direction of Photovoltaics. Tokyo, Japan, 2013(Oral Invited).
  4. S. Schorr, “Thin film solar cells: Crystallography from A to Z”, Presented at 28th European Crystallographic Meeting. Warwick, UK, 2013(Oral Invited).
  5. S. Schorr, G. Gurieva, “Point defect characteristics of quaternary compound semiconductors”, Presented at ICTMC 19, Niigata, JP, 2014(Oral Invited)
  6. S.Schorr, “Thin film solar cells: Crystallography from A to Z”, Presented at MSCMP 7, Chisinau, MOLDOVA., 2014 (Invited Oral)
  7. A. Redinger, R. Djemour, L. Gütay, S. Siebentritt,”Molecular beam epitaxy of Cu2ZnSnSe4 thin films grown on GaAs(001)”, Presented at IEEE photovoltaic specialist conference , Denver, USA, 2014 (Oral)
  8. C.M Ruiz, A. Moreau, D. Cozza, P. di Lauro, J.J.Simon, L. Escoubas, M. Neuschitzer, A. Fairbrother, E. Saucedo and V. Bermúdez, “Exploring the potential of photoreflectance in Cu2ZnSnS4 solar cells”, Presented at 4th European Kesterite Workshop. Berlin, Germany, 2013. (Oral).
  9. C.M.Ruiz, A.Moreau, J.J.Simon, L. Escoubas,S. López-Mariño, M. Neuschitzer, A. Fairbrother, E. Saucedo and V. Bermúdez, “Understanding Ordering/Disordering in Kesterites Structure Through Photoreflectance”, Presented at PVTC – Photovoltaic Technical conference. Aix-en-Provence, France, 2014. (Oral).
  10. G. Gurieva, K. Neldner, S. Zander, M. Dimitrievska, A. Pérez-Rodríguez, V. Izquierdo-Roca and S. Schorr, “Structural characterisation of Cu2ZnSn(S1-xSex)4″, Presented at ICTMC 19, Niigata, JP, 2014(Oral)
  11. G. Gurieva, S. Zander, M. Dimitrievska, A. Pérez-Rodríguez, V. Izquierdo-Roca and S. Schorr, “Structural characterisation of Cu2ZnSn(S1-xSex)4″, Presented at MSCMP 2014, Chisinau, MOLDOVA., 2014(Oral)
  12. G.Gurieva, D. Többens, S. Schorr,”Structural characterization of Cu2ZnGeSe4″, Presented at EUROMAT 2013. Seville, Spain, 2013. (Oral).
  13. J.Just, S. Kretzschmar, S. van Duren, R. Mainz, C. Coughlan and T. Unold, “High Vapour Pressure Selenization and Grain Growth Mechanisms of Sulfide-CZTS Precursors”, Presented at 4th European Kesterite Workshop. Berlin, Germany, 2013. (Oral).
  14. K. Neldner, S. Schorr, ” Phasenanalyse in nicht-stöchiometrischen Cu2ZnSnS4 (CZTS)”, Presented at DMG. Bad Windsheim, Germany, 2014. (Oral).
  15. L. Vauche, L. Risch, C.M. Ruiz, T. Goislard de Monsabert, S. Jaime, S. Bodnar, P.-P. Grand, M. Pasquinelli, J.-J. Simon, “Photoluminescence studies of kesterite Cu2ZnSnSe4 thin film solar cells”, Presented at 4th Kesterite meeting. Berlin, Germany, 2013. (Oral).
  16. M. Dimitrievska, Andrew Fairbrother, Edgardo Saucedo, Victor Izquierdo-Roca, Alejandro Pérez-Rodríguez, “Raman scattering structural assessment of Cu2ZnSnS4 photovoltaic grade films: Quantitative evaluation of disorder effects in the kesterite structure”, Presented at 2014 MRS Spring Meeting. San Francisco, USA, 2014. (Oral).
  17. M. Dimitrievska, Galina Gurieva, Haibing Xie, Xavier Fontané, Andrew Fairbrother, Rene Günder, Edgardo Saucedo, Alejandro Pérez-Rodríguez, Victor Izquierdo-Roca and Susan Schorr, “Vibrational and structural properties of Cu2ZnSn(SxSe1-x)4 (0 ≤ x ≤ 1) solid solutions”, Presented at IEEE PVSC. Denver, USA, 2014. (Oral).
  18. M. Dimitrievska, V. Izquierdo-Roca, H. Xie, X. Fontané, A. Pérez-Rodríguez, E. Saucedo, G. Gurieva, S. Schorr, “Evidences on existence of an anion ‘super-structure’ in Cu2ZnSn(S1-ySey)4 (0 ≤ y ≤ 1) solid solutions? “, Presented at 4th European Kesterite workshop. Berlin, Germany, 2013(Oral).
  19. M. Neuschitzer, M. Placidi, S. López-Marino , H. Xie, V. Iglesias, A. Pérez-Tomás, A. Bayerl, A. Fairbrother, V.Izquierdo-Roca, A. Pérez-Rodríguez, E. Saucedo, “Role of grain boundaries in the performance of Cu2ZnSn(S1-ySey)4 (0≤y≤1) based solar cells under low illumination conditions”, Presented at MRS-Spring Meeting. San Francisco, USA, 2014. (Oral).
  20. M. Neuschitzer, M. Placidi, S. López-Marino , H. Xie, V. Iglesias, A. Pérez-Tomás, A. Bayerl, A. Fairbrother, V.Izquierdo-Roca, A. Pérez-Rodríguez, E. Saucedo, “Strong efficiency increase of kesterite based solar cells under low illumination conditions”, Presented at 4th European Kesterite Workshop. Berlin, Germany, 2013. (Oral).
  21. R. Caballero, J.M. Cano-Torres, J.M. Merino, N. López, M. León, I. Victorov, M. Novikova, I. Bodnar, I. Babichuk, V. Yukhimchuk, M. Ya. Valakh, V. Izquierdo-Roca, A. Pérez-Rodríguez , C.A. Kaufmann, “Cu2ZnSn1-xGexS4 thin films grown by flash evaporation and thermal treatment”, Presented at EUROMAT . Seville, Spain, 2013. (Oral).
  22. Y. Sánchez, M. Neuschitzer, S. López-Marino, V. Izquierdo-Roca, L. Calvo-Barrio, O. Vigil-Galán, A. Pérez-Rodríguez, E. Saucedo, “Soft thermal processing of Cu2ZnSnSe4/CdS hetero-junction for solar cell efficiency improvement”, Presented at E-MRS Spring Meeting. Lille, France, 2014. (Oral)
  23. B. Vermang, Y. Ren, O. Donzel-Gargand, C. Frisk, J. Joel, P. Salomé, J. Borme, S. Sadewasser, C. Platzer-Björkman, and M. Edoff, “Rear surface optimization of CZTS solar cells by use of a passivation layer with nano-sized point openings”, Presented at IEEE PVSC. New Orleans, US. 2015. (Oral).
  24. S. van Duren, Y. Ren, J. Scragg, J. Just, T. Unold”, Raman spectroscopy study on in-situ monitoring of Cu2ZnSnS4 synthesis” Presented at IEEE PVSC. New Orleans, US. 2015. (Oral).
  25. D. Cozza, D. Duché, C.M. Ruiz Herrero, J.J. Simon, L. Escoubas, “Modeling and Simulation of Kesterite Solar Cells”, Presented at 2nd French Meeting on Kesterite solar cells. Grenoble, France, June 2014. (Flash Talk & Poster).
  26. D. Cozza, D. Duché, C.M. Ruiz Herrero, J.J. Simon, L. Escoubas, “Modeling and Simulation of Kesterite Solar Cells”, Presented at PVTC2014 : Photovoltaic Technical Conference . Aix-en-Provence, France, May 2014 . (Flash Talk & Poster).
  27. D. Cozza”, European project KESTCELLS”, Presented at 1st French Meeting on Kesterite solar cells. Paris, France, 2013. (Flash Talk).
  28. A. Redinger, J. Sendler, R. Djemour, H. Groiss, D. Gerthsen, S. Siebentritt, “Epitaxial Cu2ZnSnSe4″, Presented at E-MRS, Lille, France, 2014(Poster)
  29. A. Fairbrother, L. Fourdrinier, X. Fontané, V. Izquierdo-Roca, M. Dimitrievska, F. Maseri, A. Pérez-Rodríguez, E. Saucedo, “Rapid thermal processing of Cu2ZnSnSe4 thin films”, Presented at IEEE PVSC. Denver, USA, 2014. (Poster).
  30. D. Cozza, D. Duché, C.M. Ruiz Herrero, J.J. Simon, L. Escoubas, E.Saucedo. Development of Kesterite based efficient solar cells”, Presented at Nextgen Nano PV – spring school. Cargese, France, 2013. (Poster).
  31. D.M. Toebbens, K.Neldner, L.E. Valle-Rios, S.Schorr.Cation disorder in CZTS materials from anomalous diffraction at KMC-2 (BESSY)”, Presented at IUCr congress 2014, Montreal, CA, 2014(Poster)
  32. E. Garcia-Llamas, J.M. Merino, R. Caballero, J.M. Cano-Torres, D. Regesch, J. Sendler, S. Siebentritt, M. León “, Presented at 4th European Kesterite Workshop. Berlin, Germany, 2014. (Poster).
  33. E. Garcia-Llamas, R. Caballero, I. Bodnar, I. Victorov, M. León, J.M. Merino.Optoelectronic and structural study of quaternary chalcogenide”, Presented at Materials National Congress (Congreso Nacional de Materiales). Barcelona, Spain, 2014. (Poster).
  34. E.Garcia-Llamas, R. Caballero, I. Bodnar, I. Victorov, G. Gurieva, S. Schorr, M. León, J.M. Merino, “Cu2-Zn-IV-VI4 (IV=Ge,Sn; VI=S,Se) quaternary chalcogenide: structural and optoelectronic characterization”, Presented at E-MRS Spring Meeting. Lille, France, 2014. (Poster).
  35. G. Gurieva, D. Többens, S. Schorr, “Neutron diffraction study of Cu2ZnGeSe4 (CZGSe)”, Presented at Fifth Joint BER II and BESSY II User Meeting . Berlin, Germany, 2013. (Poster).
  36. G. Gurieva, M. Dimitrievska, R. Günder, H. Xie, V. Izquierdo-Roca, A. Pérez-Rodríguez, E. Saucedo, S. Schorr, “Structural and microstructural characterisation of Cu2ZnSn(S1‑xSex)4 thin films”, Presented at 22nd Annual Conference of the German Crystallographic Society (DGK) . Berlin, Germany, 2014. (Poster).
  37. G. Gurieva, M. Dimitrievska, R. Günder, H. Xie, V. Izquierdo-Roca, A. Pérez-Rodríguez, E. Saucedo, S. Schorr, “Structural and microstructural characterisation of Cu2ZnSn(S1-xSex)4 thin films”, Presented at EMRS 2014, Lille, France, 2014(Poster)
  38. G.Gurieva, D. Többens, S. Levcenco, A. Nateprov, E. Arushanov, S. Schorr, “Structural characterization of Cu2ZnGeSe4″, Presented at 4th European Kesterite workshop. Berlin, Germany, 2013. (Poster)
  39. G.Gurieva, S. Levcenco, A. Nateprov, S. Schorr, E. Arushanov, “Structural characterisation of Cu2ZnGeSe4 grown by different methods”, Presented at MRS Spring Meeting. San Francisco, USA, 2013. (Poster).
  40. I. Lauermann and T. Olar, “Diffusion of indium in kesterite thin-film solar cells investigated by hard x-ray photoelectron spectroscopy”, Presented at Annual meeting of Institut Materiaux Microelectronique Nanosciences de Provence, Casis, France, 2014(Poster)
  41. I. Lauermann and T. Olar, “Diffusion of indium in kesterite thin-film solar cells investigated by hard x-ray photoelectron spectroscopy”, Presented at French Kestrite Meeting, Grenoble, France, 2014(Poster)
  42. J. Márquez-Prieto and I. Forbes, “Evolution of Phases in two stage vacuum Processed Thin Film Cu2ZnSnSe4 Absorber Layers”, Presented at PVSAT10, Loughborough, UK, 2014(Poster)
  43. J. Márquez-Prieto, Y. Ren, R.W. Miles, N. Pearsall and I. Forbes, “The Influence of Precursor Cu Content and Two-Stage Processing Conditions on the Microstructure of Cu2ZnSnSe4 and Cu2SnSe3″, Presented at E-MRS Spring Meeting, Lille, France, 2014(Poster)
  44. K. Neldner, S.Schorr, “Phase content and structural analysis of off-stoichiometric Cu2ZnSnS4 (CZTS)”, Presented at DMG confrence, Jena, GE, 2014(Poster)
  45. K. Neldner, S. Schorr, “Phase content analysis of off-stoichiometric Cu2ZnSnS4 (CZTS)”, Presented at 22nd Annual Conference of the German Crystallographic Society (DGK). Berlin, Germany, 2013. (Poster).
  46. L.E. Valle-Rios, G. Gurieva, S. Schorr, “Structural characterization of off-stoichiometric Cu2ZnSnSe4″, Presented at 4th European Kesterite workshop. Berlin, Germany, 2013. (Poster).
  47. L.E. Valle-Rios, Susan Schorr, “Chemical and structural characterization of off-stoichiometric Cu2ZnSnSe4″, Presented at 22nd Annual Conference of the German Crystallographic Society (DGK) . Berlin, Germany, 2014. (Poster).
  48. M. Dimitrievska, Andrew Fairbrother, Alejandro Pérez-Rodríguez, Victor Izquierdo-Roca, Edgardo Saucedo, “Two ideal compositions for kesterite-based solar cell devices: maximizing independently VOC and JSC”, Presented at IEEE PVSC. Denver, USA, 2014. (Poster).
  49. M. Dimitrievska, S. Lopez, G. Gurieva, X. Fontané, R. Günder, V. Izquerdo-Roca, E. Saucedo, S. Schorr, A. Perez-Rodrigez, “Effects of structural and microstructural properties on optoelectronic characteristics of Cu2ZnSnSe4 thin film solar cells”, Presented at E-MRS 2014 SPRING MEETING. Lille, France, 2014. (Poster).
  50. M. Placidi, A. Pérez-Tomás, X. Fontané, M. Sledzinska, M. Neuschitzer, S. López-Marino, M. Espíndola-Rodríguez, A. Fairbrother, V. Izquierdo-Roca, A. Pérez-Rodríguez, and E. Saucedo, “Nanoscale scanning probe analysis of heterojunction MoS2-based diodes for solar energy conversion”, Presented at MRS-Spring Meeting. San Francisco, USA, 2014. (Poster).
  51. R. Caballero, J.M. Merino, K. Puschkarsky, N. López, E.J. Friedrich, M. León, “Cu2ZnSnS4 thin films grown by a two-stage process: flash evaporation of bulk compounds and thermal treatment in Ar atmosphere”, Presented at 3rd European Kesterite Workshop. Luxembourg, 2012. (Poster).
  52. R. Caballero, J.M. Merino, N. López, E.J. Friedrich, V. Nistor, M. León, “Investigation of Cu2ZnSnS4 thin films prepared by flash evaporation of different bulk compounds and thermal treatment”, Presented at MRS Spring Meeting. San Francisco, USA, 2013. (Poster).
  53. S. Lopez-Marino, M. Neuschitzer, Y. Sánchez, A. Fairbrother, M. Espindola-Rodriguez, J. López-García, M. Placidi, L. Calvo-Barrio, A. Pérez-Rodríguez, and E. Saucedo, “Development of Cu2ZnSnSe4 based solar cells onto low weight stainless steel substrates”, Presented at 4th European Kesterite Workshop. Berlin, Germany, 2013. (Poster).
  54. S. Lopez-Marino, M. Neuschitzer, Y. Sánchez, A. Fairbrother, M. Espindola-Rodriguez, J. López-García, M. Placidi, L. Calvo-Barrio, A. Pérez-Rodríguez, and E. Saucedo, “Development of Cu2ZnSnSe4 based solar cells onto low weight stainless steel substrates”, Presented at MRS-Spring Meeting. San Francisco, USA, 2014. (Poster).
  55. S. Lugo, Y. Sánchez, M. Neuschitzer, H. Xie, C. Insignares-Cuello, V. Izquierdo-Roca, Y. Peña, E. Saucedo, “CuInSe2 based solar cells prepared by selenization o chemical bath deposited In2S3/CuxSe stacks”, Presented at E-MRS Spring Meeting. Lille, France, 2014. (Poster).
  56. S. Schorr, G. Gurieva, D. Toebbens, K. Muska, T. Holopainen, “A neutron diffraction study of CZTSSe monograins”, Presented at Fifth Joint BER II and BESSY II User Meeting . Berlin, Germany, 2013. (Poster).
  57. S. Schorr, G. Gurieva, D. Toebbens, K. Muska, T. Holopainen, “A neutron diffraction study of CZTSSe monograins”, Presented at MRS Spring Meeting. San Francisco, USA, 2013. (Poster).
  58. S. G. Haaß, C. M. Sutter, Y. E. Romanyuk, A. N. Tiwari, “Selenization of solution-deposited CZTS precursors under controlled Se overpressure in evacuated glass ampules”, Presented at EMRS spring meeting 2014. Lille, France, 2014. (Poster).
  59. T. Olar and I. Lauermann, “Diffusion of indium in kesterite thin-film solar cells investigated by hard x-ray photoelectron spectroscopy”, Presented at 562nd Wilhelm and Else Heraeus-Seminar “From Sunlight to Fuels”. Bad-Honnef, Germany, 2014. (Poster).
  60. Y. Sánchez, M. Neuschitzer, M. Dimitrievska, M. Espíndola-Rodríguez, J. López-García, V. Izquierdo-Roca, O. Vigil-Galán, E. Saucedo, “High VOC Cu2ZnSnSe4/CdS:Cu based solar cell: evidences of a Metal-Insulator-Semiconductor (MIS) type hetero-junction”, Presented at IEEE PVSC. Denver, USA, 2014. (Poster).
  61. Y. Ren, J. J. Scragg, T. Ericson, T. Kubart, C, Platzer-Björkman. Reactively sputtered films in the CuxS-ZnS-SnSy system: from metastability to equilibrium”, Presented at EMRS , Lille, France, 2014(Poster)
  62. J K. Larsen, J J.S. Scragg, C Frisk, Y Ren, and C Platzer-Björkman. Potential of CuS cap to prevent decomposition of Cu2ZnSnS4 during annealing”, Presented at MRS San Fransico, US, 2015 (Poster).
  63. C. Frisk, Y. Ren, S.Y. Li, C .Platzer-Björkman, “CZTS Solar Cell Device Simulations with Varying Absorber Thickness. IEEE PVSC”, Presented at New Orleans, US. 2015. (Poster).
  64. S. van Duren, Y. Ren, J. Scragg, J. Just, T. Unold, “Temperature dependent Raman scattering of CuS, ZnS, SnxSy,CuxSnSy and Cu2ZnSnS4 for in-situ process control”, Presented at EU PVSEC. Hamburg, Germany. 2015. (Poster).
  65. S.Y Li, C. Hägglund, Y. Ren, J. J. Scragg, J. K. Larsen, and C. Platzer-Björkman. Optical properties of reactively sputtered Cu2ZnSnS4 thin films studied using spectral ellipsometry and spectrophotometer”, Presented at EMRS, Lille, France, 2016 (Oral)
  66. Y. Ren, J.J.S. Scragg, C. Frisk, J.K. Larsen, S.-Y. Li, C. Platzer-Björkman. Influence of Influence of the absorber thickness on CZTS solar cell”, Presented at MRS San Fransico, US, 2015 (Poster).
  67. Y. Ren, J.J.S. Scragg, M. Edoff, C. Platzer-Björkman, Evolution of Na-S(-O) Compounds on the Cu2ZnSnS4 Absorber Surface and Their Effects on CdS Growth”, Presented at IEEE PVSC Portland, USA, 2016. (Poster)
  68. J.K. Larsen, Y. Ren, N. Ross, E. Särhammer, S.-Y. Li, C. Platzer-Björkman, Air annealing of Cu2ZnSnS4 in comparison to Cu2ZnSn(S,Se)4 absorbers”, Presented at EMRS, Lille, France, 2016 (Oral)
  69. C.M. Ruiz, A.Moreau, J.J.Simon, M. Neuschitzer, E. Saucedo and L. Escoubas “Analysis of Cu2ZnSnSe4/CdS Junction Interface by Photoreflectance.”V European Kesterite Workshop Tallinn, Estonia; November 2014 (Oral)
  70. D. Cozza, C.M. Ruiz, D. Duché, J.J. Simon and L. Escoubas: “1D and 2D Modeling and Simulations of Kesterite Solar Cells.”V European Kesterite Workshop Tallinn, Estonia; November 2014 (Oral)
  71. L. Vauche, L. Risch, E. Saucedo, C.M. Ruiz, M. Pasquinelli, J.-J. Simon, T. Goislard de Monsabert, S. Jaime, P.-P. Grand: “6.9% Cu2ZnSnSe4 Thin Film Solar Cells from electrodeposited precursors.” V European Kesterite Workshop Tallinn, Estonia; November 2014 (oral)
  72. C.M. Ruiz, D. Cozza, D. Duché, J. Le Rouzo, J.-J. Simon, L. Escoubas: “Tandem perovoskites solar cells: design and optimization”, Presented at Nextgen NanoPV 2015 Mahon, Spain; April 2015 (oral)
  73. D. Cozza, C.M. Ruiz, D. Duché,M. Neuschitzer, E. Saucedo, J.-J. Simon, L. Escoubas: “Buffer and window layers thickness optimization of Cu2ZnSnSe4 solar cells by numerical simulation”, Presented at Nextgen NanoPV 2015 Mahon, Spain; April 2015 (Oral)
  74. D. Cozza, C.M. Ruiz, D. Duché, J.-J. Simon, L. Escoubas: “Modeling the Grain Boundaries electrical activity in Cu2ZnSnSe4 solar cells”, Presented at E-MRS Spring Meeting 2016 Lille, France; May 2016 (Oral)
  75. L. Risch, L. Vauche, A. Redinger, M. Dimitrievska, Y. Sánchez, E. Saucedo, T. Unold, T. Goislard de Monsabert, C.M. Ruiz, J.-J. Simon:”Overcoming the VOC limitation on CZTSe solar cells”, Presented at 43 IEEE PVSC Portland, USA; June 2016 (oral)
  76. C.M. Ruiz, D. Cozza, D. Duché, A. Moreau, J. Le Rouzo, J.-J. Simon, L. Escoubas: “Optoelectronic Optimization of Perovskite Based Tandem Solar Cells: Thin Film Case”, Presented at PVTC2015 : Photovoltaic Technical Conference . Aix-en-Provence, France, (May 2015) . (Flash Talk & Poster).
  77. D. Cozza, C.M. Ruiz,D.Duché,M. Neuschitzer, E. Saucedo, J.J. Simon, L. Escoubas: “1D and 2D numerical simulations of Cu2ZnSnSe4solar cells”, Presented at 42nd IEEE PVSC , New Orleans , USA, 2015 (Poster)
  78. S. Giraldo, C.M. Ruiz, M. Espindola-Rodríguez, Y. Sánchez, M. Placidi, D. Cozza, D. Barakel, L. Escoubas, A. Pérez-Rodríguez, E. Saucedo: “High efficiency Cu2ZnSnSe4:In doped based solar cells”, Presented at 2015 IEEE PVSC , New Orleans , USA (Poster)
  79. C.M.Ruiz, A.Moreau, J.J.Simon, M. Neuschitzer, E. Saucedo and L. Escoubas: “Analysis of Cu2ZnSnSe4/CdS junction interface by PhotoReflectance”, Presented at MRS-Spring Meeting. San Francisco, USA, 2015. (Poster).
  80. L. Risch, L. Vauche, A. Redinger, M. Dimitrievska, Y. Sánchez, E. Saucedo, T. Unold, T. Goislard, C.M. Ruiz, L. Escoubas, J.J. Simon, Overcoming the Voc limitation of CZTSe solar cells”, Presented at IEEE PVSC. Portland, USA, 2016. (Oral).
  81. L. Vauche, L. Risch, Y. Sánchez, E. Saucedo, M. Pasquinelli, T. Goislard, P.-P. Grand, S. Jaime, “Low-cost high-efficiency CZTSe kesterite thin film solar cells by electrodeposition processes , ” Presented at PVTC – Photovoltaic Technical conference. Marseille, France, 2016. (Oral).
  82. L. Risch, L. Vauche, V. Izquierdo-Roca, A. Redinger, C.M. Ruiz, T. Unold, T. Goislard, L. Escoubas, J.J. Simon, “Detection of inhomogeneities in CZTSe absorbers and their impact on device performance. Presented at Marseille, France, 2016. (Flash-Talk & Poster).
  83. L. Risch, L. Vauche, M. Dimitrievska, C.M. Ruiz, E. Saucedo, V. Izquierdo-Roca, T. Goislard, J.J. Simon, “The impact of CZTSe absorber composition on the formation of secondary phases and point defects”, Presented at Aix-en-Provence, France, 2015. (Flash-Talk & Poster).
  84. L. Vauche, L. Risch, E. Saucedo, M. Pasquinelli, T. Goislard, S. Jaime, P.-P. Grand, “Detrimental effect of Sn-rich secondary phases on Cu2ZnSnSe4 based solar cells”, Presented at PVTC – Photovoltaic Technical conference, Aix-en-Provence, France, 2016. (Oral).
  85. L. Risch, L. Vauche, M. Dimitrievska, E. Saucedo, C.M. Ruiz, J.J. Simon, T. Goislard, “The effect of absorber composition and secondary phases on the opto-electronic properties of Cu2ZnSnSe4 devices”, Presented at EMRS spring meeting 2015. Lille, France, 2014. (Poster).
  86. L. Risch, L. Vauche, J.J. Simon, C.M. Ruiz, T. Goislard, “Study on secondary phases of the kesterite Cu2ZnSnSe4″, Presented at 5th European Kesterite workshop. Tallinn, Estonia, 2014. (Poster)
  87. L. Vauche, L. Risch, M. Pasquinelli, T. Goislard, S. Jaime, P.-P. Grand, S. Lopez-Marino, M. Espindola-Rodriguez, Y. Sánchez, E. Saucedo, “6.9% 8.2% Cu2ZnSnSe4 thin film solar cells from electrodeposited precursors”, Presented at 5th European Kesterite workshop. Tallinn, Estonia, 2014. (Oral)
  88. L. Vauche, L. Risch, Y. Sánchez, M. Pasquinelli, T. Goislard, P.-P. Grand, S. Jaime-Ferrer, E. Saucedo, “8.2% Cu2ZnSnSe4 based thin film solar cell from large area electrodeposited precursors”, Presented at MRS Spring Meeting. San Francisco, USA, 2015. (Oral).
  89. L. Risch, L. Vauche, C.M. Ruiz, J.J. Simon, T. Goislard, “Photoluminescence studies on kesterite materials”, Presented at 2nd French Meeting on Kesterite solar cells. Grenoble, France, 2014. (Oral).
  90. S. G.Haass, M. Werner, M. Diethelm, Y. E. Romanyuk, A. N. Tiwari, “Advanced characterization and defect analysis of high efficient solution deposited Cu2ZnSn(S,Se)4 solar cells”, EU-PVSEC 2015, Hamburg (Germany), 2015. (oral)
  91. S. G. Haass, M. Diethelm, C. Andres, Y. E. Romanyuk, A. N. Tiwari, ”Potassium treatment strategies for solution-processed kesterite solar cells”, E-MRS Spring Meeting 2016, Lille (France), 2016. (Oral)
  92. R. Aninat, E. Sanchez-Cortezon, L-E. Quesada-Rubio, J.M. Delgado-Sanchez, “Failure Mode And Effect Analysis Of Kesterite Absorber Layers For Thin Film Solar Cells”, Presented at PVTC, Aix en Provence, 26/05/15-29/05/2015 (poster)
  93. R. Aninat, E. Sanchez-Cortezon, L-E. Quesada-Rubio, J.M. Delgado-Sanchez , “Mapping and comparison of the shortcomings of kesterite absorber layers, and how they could affect industrial scalability”, presented at Spring EMRS, Lille, 02/05/16-06/05/16 (poster)
  94. J. Sendler, A. Redinger, R. Djemour, S. Siebentritt, Optical characterization of epitaxial CZTSe absorbers with varying Cu-content,  In 4th European Kesterite Workshop. Berlin, Germany, 2013 (Poster).
  95. J. Sendler, G. Rey, S. Siebentritt, Photoluminescence in epitaxial CZTSe with strong tailing, In 5th European Kesterite Workshop. Tallinn, Estonia, 2014 (Oral).
  96. C. Spindler, J. Sendler and S. Siebentritt, Excitation dependence of photoluminescence transitions, Gordon Conference on Defects in Semiconductors. New London, USA, 2016.
  97. L.E. Valle-Rios, G. Gurieva, S. Schorr, Chemical and structural characterization of off-stoichiometric Cu2ZnSnSe4. In:7th International Conference on Materials Science and Condensed Matter Physics (MSCMO), Chisinau, Moldova, 2014 (Poster).
  98. L.E. Valle-Rios, G. Gurieva, S. Schorr, Chemical and structural characterization of off-stoichiometric Cu2ZnSnSe4. In 5th European Kesterite Workshop. Tallinn, Estonia, 2014 (Poster).
  99. L.E. Valle-Rios, G. Gurieva, S. Schorr, Chemical and structural characterization of off-stoichiometric Cu2ZnSnSe4. In Autumn School on Microstructural Characterization and Modelling of Thin-Film Solar Cells – Potsdam, Germany, 2014 (Poster)
  100. L.E. Valle-Rios, K. Neldner, R. Gunder,S. Zander, D.M. Toebbens, S.Schorr, Structural characterization of off-stoichiometric Cu2ZnSnSe4 (CZTSe) from anomalous X-ray diffraction at KMC-2 (BESSY II). In: Sixth Joint BER II and BESSY II User Meeting, Berlin, Germany,2014 (Poster)
  101. D.M Toebbens, S. Zander, K. Neldner, L.E. Valle-Rios, R. Gunder, G. Galina, S. Schorr, Punktdefekte und Kationenverteilung in CZTS-Materialien aus anomaler Beugung an KMC-2 (BESSY II). In: German Conference for Research with Synchrotron Radiation, Neutrons and Ion Beams at Large Facilities (SNI) Bonn, Germany, 2014 (Oral).
  102. L.E. Valle-Rios,  D.M. Toebbens, S.Schorr, Chemical and structural characterization of off-stoichiometric Cu2ZnSnSe4. In 23rd Annual Conference of the German Crystallographic Society (DGK), Göttingen, Germany, 2015 (Poster).
  103. L.E. Valle-Rios, G. Gurieva, D.M. Toebbens, P.Whitfield, S.Schorr, Chemical and structural characterization of off-stoichiometric Cu2ZnSnSe4. In Materials research society (MRS) – spring meeting, San Francisco, USA, 2015 (Poster).
  104. D.M. Toebbens, L.E Valle-Rios,K. Neldner,G. Gurieva, S. Zander, R. Gunder, S.Schorr,  Quantitative cation occupancies in CZTS materials by anomalous powder diffraction. In Materials research society (MRS) – spring meeting, San Francisco, USA, 2015 (Poster).
  105. Valle-Rios, Laura-Elisa; Gurieva, Galina; Schorr, Susan: Intrinsic point defects formation in off-stoichiometric CZTSe kesterite type compounds.In 29th European Crystallographic Meeting Rovinj, Croatia (ECM),2015 (poster)
  106. Valle-Rios, Laura-Elisa; Gurieva, Galina; Schorr, Susan: Synthesis and structural characterization of off-stoichiometric Cu2ZnSnSe4. InGeoBerlin 2015 Berlin, (Talk)
  107. Valle-Rios, Laura-Elisa; Gurieva, Galina; Schorr, Susan: Intrinsic point defects formation in off-stoichiometric CZTSe kesterite type compounds.In 6th European Kesterite Workshop. Newcastle upon Tyne, UK, 2015 (poster)
  108. Valle-Rios, Laura-Elisa; Gurieva, Galina; Franz, Alexandra; Whitfield, Pamela; Többens, Daniel; Schorr, Susan-point defects formation in off-stoichiometric CZTSe kesterite type compounds.InSeventh Joint BER II and BESSY II User Meeting Berlin, 2015 (poster)
  109. Valle-Rios, Laura-Elisa; Gurieva,Galina; Schorr, Susan:Intrinsic point defects formation in off-stoichiometric CZTSe kesterite type compounds. In Conference “From the witches cauldrons in material sciences“ , Goslar,Germany, 2016 (poster)
  110. Gurieva, G.; Valle-Rios, L.E.; Neldner, K.; Többens, D.M.; Zander, S.; Schorr, S.: Structural characterisation of stoichiometric and off-stoichiometric Cu2ZnSn(SxSe1-x)4 by neutron diffraction In 29th European Crystallographic Meeting Rovinj, Croatia (ECM),2015. (Poster)
  111. Schorr, Susan; Gurieva, Galina; Neldner, Kai; Valle-Rios, Laura-Elisa: Point defect characteristics in quaternary chalcogenide compound semiconductors: insights by neutron diffraction.In ,VI European Conference on neutron Scattering Zaragoza, Spanien, 2015. (Poster)
  112. Susan Schorr, Galina Gurieva, Laura Elisa Valle Rios, Kai Neldner: A structural perception about intrinsic point defects in kesterite type chalcogenides,In ,24th Annual Conference of the German Crystallographic Society (DGK), Stuttgart, Germany 2016.(Oral)
  113. Susan Schorr; Valle-Rios Laura-Elisa; Neldner Kai; Gurieva Galina: Off-Stoichiometry and Point Defects in Kesterites, In Materials research society (MRS) – spring meeting 2016, Phoenix, USA,2016. (Oral)
  114. Th. Dittrich, L.E Valle-Rios, G.Gurieva, S.Kapil, N.Rujismaphan, S.Schorr: Surface Photovoltage Study of Cu1.95Zn1.1Sn0.96Se4 single phase powder, In 32nd European Photoltaic Solar Energy conference and Exhibition, Munich, Germany, 2016.
  115. Caballero R; Merino JM; León M and A. Climent-FontElastic backscattering study of Cu2ZnSnS4 thin films for photovoltaic solar cellsIn XXXV Bienal de la Real Sociedad Española de Física. Gijón. 2015. (Oral)
  116. Garcia-Llamas E; Merino JM; Gunder R; Neldner K; Sánchez Y; Saucedo E; León M; Schorr S; Caballero RPreliminary efficiencies of Cu2ZnSnS4 thin film solar cells grown by thermal evaporation and thermal treatmentIn 6th European Kesterite Workshop. Newcastle upon Tyme. 2015. (Poster)
  117. E. Garcia-Llamas, J.M. Merino, R. Gunder, K. Neldner, A. Steigert, D. Greiner, Y. Sánchez, S. Giraldo,E. Saucedo, R. Klenk, M. León, S. Schorr, R. CaballeroCu2ZnSnS4 thin film solar cells grown by thermal evaporation and post-annealing treatmentIn E-MRS Spring Meeting. Lille. 2016. (Poster)
  118. T. Olar,  I. Lauermann,  H.Xie, E.Saucedo, W. Calvet, A. Steigert, B. Ümsür,  Martha Ch. Lux-Steiner. “Diffusion of indium in kesterite thin-film solar cells investigated by hard x-ray photoelectron spectroscopy”. The 562nd Wilhelm and Else Heraeus-Seminar “From Sunlight to Fuels”.May 2014, Bad-Honnef, Germany (Poster)
  119. T. Olar,  I. Lauermann,  H.Xie, E.Saucedo, W. Calvet, A. Steigert, B. Ümsür, B. Chacko ; V. Parvan,  Martha Ch. Lux-Steiner.“Assessment of the Cu2ZnSnSSe4 chemical and electronic surface properties after different etching procedures by synchrotron-based spectroscopies”. E-MRS Spring meeting Lille, France 2015. (Oral)
  120. E. Garcia-Llamas, R. Caballero, I. Victorov, A. Nicorici, I. V. Bodnar, R. Serna, E. Arushanov, M. León and J. M. Merino. Structural and optical characterization of Cu2ZnSn1-xGex(S,Se)4 compounds. MSCMP-7. Chisinau.(Oral Invited)
  121. E. Garcia-Llamas, X. Fontané, R. Serna, I. A. Victorov, J. M. Merino, M. Guc, M. Valakh, M. León, A. Pérez-Rodríguez, I. V. Bodnar, V. Izquierdo-Roca, R. Caballero. Wide Band-gap tuning of Cu2ZnSn1-xGex(S,Se)4 solid solutions for photovoltaic multi-junction devices development: a study of their optical, structural and vibrational properties. MRS Spring Meeting. San Francisco.(Oral)
  122. H. Xie, Y. Sánchez, M. Dimitrievska, X. Fontané, S. López-Marino, M. Neuschitzer, M. Espíndola-Rodríguez, V. Izquierdo-Roca, A. Pérez-Rodríguez, E. Saucedo”Preparation of high efficiency Cu2ZnSn(S1-ySey)4 solar cells based on a single-step sulfo-selenization process. Presented atNEXTGEN NANO PV 2015. Menorca, Spain. (Poster)
  123. J. Márquez, M. Neuschitzer, M. Dimitrievska, S. Haass, M. Werner, Y.E. Romanyuk, N. Pearsall and I. Forbes”Influence of the Cu Content on Sputtered CZTSe Thin Film Solar Cells. Presented atMRS-Spring Meeting. San Francisco, USA. (Poster)
  124. J. Márquez, M. Neuschitzer, S. Haass, M. Werner, Y. Romanyuk and I. Forbes “Influence of the Cu Content on CZTSe Thin Film Solar Cells . Presented at5th European Kesterite Workshop. Tallin, Estonia. (Oral)
  125. M. Espindola, M. Placidi, Y. Sánchez, D. Sylla, S. López-Marino, M. Neuschitzer, O. Vigil-Galán, A. Pérez-Rodríguez, E. Saucedo”Transparent conducting back contacts for bifacial Cu2ZnSnSe4 solar cells. Presented atNEXTGEN NANO PV 2015. Menorca, Spain. (Poster)
  126. M. Espindola-Rodriguez, M. Placidi1, Y. Sánchez, S. López-Marino, D.Sylla, M. Neuschitzer, V. Izquierdo-Roca, O. Vigil-Galán, A. Pérez-Rodríguez and E. Saucedo “Bifacial Cu2ZnSnSe4 thin film solar cells. Presented atE-MRS Spring Meeting. Lille, France. (Poster)
  127. M. Neuschitzer, Y. Sanchez, S. López-Marino, H. Xie, J. López-García, M. Placidi, V. Izquierdo-Roca, A. Perez-Rodriguez and E. Saucedo”Optimization of CdS Buffer Layers for Improved CdS/Cu2ZnSnSe4 Hetero-Junctions with 8.2% Efficiency . Presented atEU PVSEC. Amsterdam, Netherlands. (Oral)
  128. M. Neuschitzer, F. Oliva, T. Olar, S. López-Marino, M. Espindola-Rodriguez, Y. Sánchez, V. Izquierdo-Roca, I. Lauermann, A. Perez-Rodriguez, and E. Saucedo”The complex surface chemistry of kesterites: Cu/Zn re-ordering after low temperature re-annealing and its role in high performance devices. Presented at5th European Kesterite Workshop. Tallin, Estonia. (Oral)
  129. M. Neuschitzer, K. Lienau, S. Haass, J. M. Prieto, Y. Sanchez, Y. Romanyuk, A. Perez-Rodriguez, and E. Saucedo”Towards high performance Cd-free CZTSe solar cells with ZnS(O,OH) buffer layer: The influence of the thiourea concentration during CBD. Presented atMRS-Spring Meeting. San Francisco, USA. (Poster)
  130. M. Neuschitzer, M.Espindola-Rodrigez, M. Guc, J.Marquez, S.Giraldo, T.Olar, I. Lauerman, I. Forbes, A. Pérez-Rodríguez, E. Saucedo”Revealing the beneficial effects of Ge doping on Cu2ZnSnSe4 thin film solar cells. Presented at32nd European Photovoltaic Solar Energy Conference and Exhibition . München, Germany. (Oral)
  131. M. Neuschitzer, S. Giraldo, J. Marquez, M. Dimitrievska, M.Placidi, I. Forbes, V. Izquierdo-Roca, A. Pérez-Rodriguez, E. Saucedo”Enhancing grain growth and boosting Voc in CZTSe absorber layers – is Ge doping the answer?. Presented at43rd IEEE PVSC . Portland USA. (Oral)
  132. M. Neuschitzer, S. Giraldo, Y. Sanchez, S. Lopez-Marino, H. Xie, M. Placidi, A. Pérez-Rodriguez, E. Saucedo”VOC boosting Ge-doping strategies for Cu2ZnSnSe4 absorbers. Presented at6th european kesterite workshop. Newcastle, UK. (Oral)
  133. M. Neuschitzer, T. Olar, F. Oliva, Y. Sánchez, S. López-Marino, M. Espindola-Rodriguez, M. Placidi, V. Izquierdo-Roca, I. Lauermann, A. Perez-Rodriguez, and E. Saucedo”The complex surface chemistry of kesterites: Cu/Zn re-ordering after low temperature re-annealing and its role in high performance devices . Presented atNEXTGEN NANO PV 2015. Menorca, Spain. (Oral)
  134. M. Neuschitzer, T. Thersleff, S. Giraldo, Y. Sánchez, S. López-Marino, M. Placidi, K.Leifer, A. Perez-Rodriguez, and E. Saucedo”The effects of tailored surface and grain boundary passivation routes for high efficient kesterites solar cells revealed by advanced transmission electron microscopy techniques. Presented atThe 2nd International Workshop on TEM Spectroscopy in the Materials Sciences. Uppsala, Sweden. (Oral)
  135. S. Giraldo, M. Neuschitzer, S. López-Marino, Y. Sanchez, H. Xie, M. Colina, M. Placidi, P. Pistor, V. Izquierdo-Roca, A. Pérez-Rodríguez, and E. Saucedo”Large performance improvement in Cu2ZnSnSe4 based solar cells by surface engineering with a nanometric Ge layer . Presented atIEEE. New Orleans, USA. (poster)
  136. S. Giraldo, M. Neuschitzer, T. Thersleff, S. López-Marino, Y. Sanchez, M. Colina, M. Placidi, P. Pistor, L. Calvo-Barrio, V. Izquierdo-Roca, K. Leifer, A. Pérez-Rodríguez, and E. Saucedo”10.6% efficiency Cu2ZnSnSe4 solar cells through a novel absorber engineering with Ge optimizing the VOC. Presented atEU-Pvsec. Hamburg, Germany. (Oral)
  137. S. Giraldo, T. Thersleff, M. Neuschitzer, P. Pistor, K. Leifer, A. Pérez-Rodríguez, E. Saucedo”Cu2ZnSnSe4 based solar cells with efficiency exceeding 10% by adding a superficial Ge nanolayer. Presented atPVSEC-25 . Korea. (Oral (Invited))
  138. S. López-Marino, M. Espíndola-Rodríguez, Y. Sánchez, M. Neuschitzer, H. Xie, M. Placidi, V. Izquierdo-Roca, E. Saucedo”The importance of back contact modification in high efficiency Cu2ZnSnSe4 solar cells: the role of a thin MoO2 layer. Presented atNEXTGEN NANO PV 2015. Menorca, Spain. (Oral)
  139. S. Lopez-Marino, M. Espindola-Rodriguez, Y. Sanchez, M. Neuschitzer,H. Xie, M. Placidi, V. Izquierdo-Roca and E. Saucedo”The Importance of Back Contact Modification in High Efficiency Cu2ZnSnSe4 Solar Cells: The Role of a Thin MoO2 Layer. Presented atMRS-Spring Meeting. San Francisco, USA. (Poster)
  140. S. López-Marino, Y. Sanchez, M. Espíndola-Rodríguez, M. Neuschitzer, H.Xie, M. Placidi, M. Dimitrievska, V. Izquierdo-Roca, L. Fourdrinier, E. Saucedo”Alkali doping strategies for flexible and light-weight CZTSe solar cells. Presented atE-MRS Spring Meeting. Lille, France. (Poster)
  141. T. Thersleff, S. Giraldo, M. Neuschitzer, E. Saucedo, K. Leifer, “Spatial correlation of structure / composition trends in Cu2ZnSnSe4-based solar cells with sub-nanometer resolution. Presented atMRS Fall meeting. Boston, US. (Oral)
  142. Y. Sanchez, M. Espindola-Rodriguez, S. Lopez-Marino, M. Neuschitzer, H. Xie, F. Pulgarin-Agudelo, V. Izquierdo-Roca, O. Vigil-Galan and E. Saucedo”Ultra-Thin CdS Buffer Layer for Highly Performing Chalcogenide Based Solar Cells. Presented atMRS-Spring Meeting. San Francisco, USA. (Poster)
  143. M. Werner, C. M. Fella, S. Haass, Y. E. Romanyuk, A. N. Tiwari,  “Investigation of a two-solution approach for sprayed kesterite films for solar cells”. Kesterite Meeting 2013, HZB, Berlin. (Poster)
  144. S. G. Haass, M. Diethelm, C. Andres, Y. E. Romanyuk, A. N. Tiwari, “Potassium treatment of solution-processed kesterite solar cells”, Kesterite Workshop 2015, NU, Newcastle (UK). (oral)
  145. High Vapour Pressure Selenization and Grain Growth Mechanisms of Sulfide-CZTS Precursors. 4th European kesterite meeting, Berlin
  146. Stephan van Duren, Sergei Levcenco, Justus Just and Thomas Unold “Reflectometry as a non-destructive tool for CZTS-synthesis control” In: DPG Conference Spring Meeting, Berlin 2015 (poster)
  147. Stephan van Duren, Sergei Levcenco, Justus Just and Thomas Unold “Reflectometry as a non-destructive tool for CZTS-synthesis control” In: 5th European Kesterite Workshop in Tallinn, Estonia, 2014 (poster)