Gallium oxide, as an emerging semiconductor, has attracted a lot of attention among
researchers due to its high band gap (4.8 eV) and a high critical field with the value of 8 …

The present thesis was written during my time at the Swiss Federal Laboratories for
Materials Science and Technology (Empa) in the group for Alloys Design and Processing …

MEMS, or micro-machining technology, has enabled the miniaturization of integrated
systems with mechanical components, finding applications in various industries, including …

In the past decades, low voltage dc energy sources, such as solar photovoltaic (PV) panels,
fuel cells, batteries and ultra-capacitors, have seen increasing applications in the energy …

The shortage of fossil resources and the need for power generation options that produce
little or no environmental pollution drives and motivates the research on renewable energy …