Department of Electric Engineering;
Doshisha University;
1-3 Miyakodani;
Tatara;
Kyotanabe;
Kyoto 610-0321;
Japan Department of Electric Engineering;
Doshisha University;
1-3 Miyakodani;
Tatara;
Kyotanabe;
Kyoto 610-0321;
Japan Electronic Materials Division;
Electronics Section;
Showa Denko K.K.;
1505 Shimokagemori;
Chichibu;
Saitama 369-1871;
Japan Electronic Materials Division;
Electronics Section;
Showa Denko K.K.;
1505 Shimokagemori;
Chichibu;
Saitama 369-1871;
Japan Department of Electric Engineering;
Doshisha University;
1-3 Miyakodani;
Tatara;
Kyotanabe;
Kyoto 610-0321;
Japan Department of Electric Engineering;
Doshisha University;
1-3 Miyakodani;
Tatara;
Kyotanabe;
Kyoto 610-0321;
Japan;
molecular; beam; epitaxy; superlattices; GaN; AlGaN; built-in; electric; field; stark; effect;