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physics.app-ph2022★ 2 cited
Fill Factor Losses and Deviations from the Superposition Principle in Lead-Halide Perovskite Solar Cells
David Grabowski, Zhifa Liu, Gunnar Schöpe +2
The enhancement of the fill factor in the current generation of perovskite solar cells is the key for further efficiency improvement. Thus, methods to quantify the fill factor loss…
physics.app-ph2021
Multilayer Capacitances: How Selective Contacts Affect Capacitance Measurements of Perovskite Solar Cells
Sandheep Ravishankar, Zhifa Liu, Uwe Rau +1
Capacitance measurements as a function of voltage, frequency and temperature are useful tools to identify fundamental parameters that affect solar cell operation. Techniques such a…