Abstract Cu (In, Ga) Se2 thin‐film solar cells have attracted significant research interest in
recent decades due to their high efficiency in converting solar energy into electricity for …

Abstract Cu (In, Ga) Se 2 (CIGS) is a promising candidate to replace crystalline silicon solar
cells and dominate the photovoltaic market in the future. Alkali elements such as sodium …

The effects of RbF postdeposition treatment (RbF-PDT) on Cu (In, Ga) Se2, CuInSe2, and
CuGaSe2 thin films and solar cell devices are comparatively studied. Similar to the effect of …

Abstract Introducing K into Cu (In, Ga)(Se, S) 2 (CIGS) absorbers has led to recent world
record power conversion efficiencies for thin film polycrystalline solar cells. In this work, the …

Big sets of experimental data are key to assess statistical device performance and to distill
underlying trends. This insight, in turn, can then be used to improve on the fabrication …

This contribution studies the potential of an RbF postdeposition treatment (RbF‐PDT) of
wide‐gap (Ag, Cu)(In, Ga) Se2 (ACIGS) absorbers to improve the corresponding solar cell …

The addition of cesium into Cu (In, Ga)(S, Se) 2‐short CIGSSe‐absorber layers (fabricated
via vacuum deposition methods), has most recently culminated in devices with record power …

Thin-film solar cells based on Cu (In, Ga) Se2 (CIGS) absorbers have achieved conversion
efficiencies close to 23%. Such a high performance could be reached by incorporating …

Silver alloying of Cu (In, Ga) Se2 absorbers for thin film photovoltaics offers improvements in
open-circuit voltage, especially when combined with optimal alkali-treatments and certain …

Post deposition treatments (PDT) by alkali fluorides applied to chalcopyrite-based absorbers
have produced record efficiencies in thin-film solar devices in the past few years and …