Development of silicon-perowskite tandem solar cells

Development of high efficiency crystalline silicon solar cells:- Process development, characterization and simulation- Aim for record efficiency- Using industrial processes- Integration of carrier selective contacts in an interdigitated back contact cell with 26.1 % energy conversion efficiency

Development of methods for reliability analysis of photovoltaic modules:- Stress measurement in silicon and metals using Ramanspectroscopy and XRD- Analysis of cracks (fracture strength, crack width, origin) in silicion solar cells in PV modules using digital image correlation and electroluminescence during 4-line bending test- Analysis of mechanism leading to electrically isolated cell parts leading to power loss using resistance measurement and microscope during 3-line bending test

Process development of silicion solar cellsCharacterization of silicon solar cells (IV-curve, electroluminescence, photoluminescence, spectral response, infrared lifetime mapping, photoconductance decay)Simulation of silicon solar cells (finite element of unit cell, network of whole cell)Obtaining an international patent for a selective laser ablation process

Development of software package in Fortran for automatic control (Input/Output) of F-COBRA-TF

Teaching chemistry and biology students in a practical course in physics

Development of software package in IDL for evaluation of sky camera images for the investigation of contrails

Evaluation of measurements (DTG, DTA, DSC) for material characterization of pellets for manufacturing of nuclear fuel rods

Programming of data processing in C