I. Bormann

Midinfrared intersubband electroluminescence of Si/SiGe quantum cascade structures

G. Abstreiter, W. Wegscheider, S. Hackenbuchner, 2002 .

Long relaxation times of holes in Si/SiGe quantum cascade structures with a diagonal intersubband transition

G. Abstreiter, W. Wegscheider, S. Hackenbuchner, 2004 .

Nonradiative relaxation times in diagonal transition Si/SiGe quantum cascade structures

Werner Wegscheider, Gerhard Abstreiter, G. Abstreiter, 2003 .