April 2020

Passivation of the CuInSe2 surface via cadmium pre-electrolyte treatment

Christian Kameni Boumenou, Finn Babbe, Amala Elizabeth, Michele Melchiorre, Conrad Spindler, Jérome Guillot, Harry Mönig, Susanne Siebentritt, and Alex Redinger

Phys. Rev. Materials 4 (4), 045405 

February 2020

Effects of Annealing and Light on Co-evaporated Methylammonium Lead Iodide Perovskites using Kelvin Probe Force Microscopy in Ultra-High Vacuum

Thibaut Gallet, Evandro M. Lanzoni and Alex Redinger

2019 IEEE 46th Photovoltaic Specialists Conference (PVSC), Chicago, IL, USA, 2019, pp. 1477-1482.

Surface characterization of epitaxial Cu-rich CuInSe2 absorbers

Evandro M. Lanzoni, Conrad Spindler, Omar Ramirez, Michele Melchiorre, Susanne Siebentritt and Alex Redinger

2019 IEEE 46th Photovoltaic Specialists Conference (PVSC), Chicago, IL, USA, 2019, pp. 2346-2350


September 2019 

Fermi-level pinning in methylammonium lead iodide perovskites

Thibaut Gallet, David Grabowski, Thomas Kirchartz and Alex Redinger

Nanoscale, 2019, 11, 16828-16836 

Physical routes for the synthesis of kesterite

T Ratz, G Brammertz, R Caballero, M León, S Canulescu, J Schou, L Gütay, D Pareek, T Taskesen, D-H Kim, J-K Kang, C Malerba, A Redinger, E Saucedo, B Shin, H Tampo, K Timmo, N D Nguyen and B Vermang

Journal of Physics: Energy, Volume 1, Number 4

July 2019

The impact of energy alignment and interfacial recombination on the internal and external open-circuit voltage of perovskite solar cell

Martin Stolterfoht, Pietro Caprioglio, Christian M. Wolff, José A. Márquez, Joleik Nordmann, Shanshan Zhang, Daniel Rothhardt, Ulrich Hörmann, Yohai Amir, Alex Redinger, Lukas Kegelmann, Fengshuo Zu, Steve Albrecht, Norbert Koch, Thomas Kirchartz, Michael Saliba, Thomas Unold and Dieter Neher

Energy Environ. Sci., 2019,12, 2778-2788

​March 2019

Variable chemical decoration of extended defects in Cu-poor Cu2ZnSnSe4thin films

Torsten Schwarz, Alex Redinger, Susanne Siebentritt, Zirong Peng, Baptiste Gault, Dierk Raabe and Pyuck-Pa Choi

Physical Review Materials 3, 035402

August 2018

Advanced characterization and in-situ growth monitoring of Cu(In,Ga)Se2 thin films and solar cells

D.Abou-Ras, M.Bär, R.Caballero, R.Gunder, C.Hages, M.D.Heinemann, C.A.Kaufmann, M.Krause, S.Levcenko, R.Mainz, J.Márquez, A.Nikolaeva, A.Redinger, N.Schäfer, S.Schorr, H.Stange, T.Unold and R.G.Wilks

Solar Energy, Volume 170, 102-112

January 2018

High surface recombination velocity limits Quasi-Fermi level splitting in kesterite absorbers

A.Redinger and T.Unold

Scientific Reports 8, 1874

The University of


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