Photovoltaic (PV) technology offers an economic and sustainable solution to the challenge
of increasing energy demand in times of global warming. The world PV market is currently …

High efficiency thin-film silicon multi-junction solar cells require both high open-circuit
voltage (V oc) and high blue spectral response in the top amorphous silicon (a-Si: H) cell …

We report the recent advances and key requirements for high-efficiency “micromorph”
tandem thin-film silicon solar cells composed of an amorphous silicon top cell and a …

Two terminal multi-junction (MJ) photovoltaic (PV) devices are well established concepts to
increase the solar-to-electrical power conversion in reference to single PV junctions. In multi …

We present and discuss advances in the development of p-type Si heterojunction solar cells
with Al-doped ZnO (AZO) on both front and rear side, by means of mixed-phase Si-and SiO x …

Nanocrystalline silicon suboxides (nc-SiO x) have attracted attention during the past years
for the use in thin-film silicon solar cells. We investigated the relationships between the …

The advanced opto‐electronic properties of microcrystalline silicon oxide (µc‐SiOx: H) thin
film layers deposited by means of plasma enhanced chemical vapor deposition (PECVD) …

Abstract p-Type hydrogenated silicon carbide (p-SiC: H) films were prepared using plasma-
enhanced chemical vapor deposition by systematically incorporating carbon into …

Mixed-phase hydrogenated silicon oxide (SiO x: H) is applied to thin-film hydrogenated
amorphous silicon germanium (a-SiGe: H) solar cells serving as both p-doped and n-doped …

The optical performance of tandem a-Si: H/μc-Si: H (micromorph) thin film solar cell was
investigated experimentally and by means of rigorous 3-D optical simulation. The interplay …