A semiconductor device includes: a semiconductor layer disposed above a substrate; an insulating film formed by oxidizing a portion of the semiconductor layer; and an electrode disposed on the insulating film, wherein the insulating film includes gallium oxide, or gallium oxide and indium oxide. An isolated polypeptide comprising the pKID, and an isolated polynucleotide comprising a nucleic acid sequence encoding the pKID are provided. Each of the orifices has a size which pertains to a particular oxygen concentration. Based on the set of software configuration classifications, the image advisor generates and provides a recommendation that identifies a recommended set of source components for one or more groups of targets in the plurality of targets. Furthermore, there are multi PINs in the socket and they are connected to the circuit board on one end and contact the flash memory card on the other end to support access to the flash memory card.