Agafonov, Oleksiy B.; Dais, Christian; Grützmacher, Detlev; Haug, Rolf J.
(College Park, MD : American Institute of Physics, 2010)
Magnetotunneling spectroscopy was employed to probe the confinement in vertical Si/Ge double-barrier resonant tunneling diodes with regularly distributed Ge quantum dots. Their current-voltage characteristics reveal a ...