SPSmap Heat

Photoelectrochemical (PEC) and photocatalytic (PC) water splitting for hydrogen and/or oxygen generation is leading the way not only to green hydrogen production, but also to oxygen generators…

Silicon carbide (SiC) high power, high voltage semiconductor devices lead the way not only for superfast chargers and on-board chargers for electrical vehicles (EV), but also power drive trains…

Aim SiC, GaN and AlGaN belong to the class of wide band gap semiconductors and are applied especially in power electronics, optoelectronic devices and transistors such as HEMTs (high electron…

Aim Photocatalytic materials such as TiO2 are of great interest, for example, for cleaning of industrial wastewater and for water splitting. The identification of directed charge transfer is…

Aim Photocatalytic materials such as BiVO4 are of great interest, for example, for water splitting. Electronic defect states and surface passivation are important limiting factors. Photocatalytic…

Diamond wire sawing (DWS) is an established technology for wafering semiconductor ingots, as it has many advantages over other technologies, such as of slurry cutting. Some of these advantages…

Aim Ga2O3 is an ultra-wide band gap semiconductor with a great application potential. The contactless characterization of defect related transitions with high sensitivity is still…

Aim For further development of optoelectronic devices and other applications based on diamond and nanodiamond, contactless characterization of electronic defect states and electronic transitions…

[1] Levine, I. et al. "Bulk photovoltaic effect in carbon-doped gallium nitride revealed by anomalous surface photovoltage spectroscopy." Phys. Rev. B 101 (2020) 245205.