Electron intersubband absorption in Ge/Si[sub 1-x]Ge[sub x] quantum-well structures grown on Si

Chanho Lee; Wang, K.L.
March 1994
Applied Physics Letters;3/7/1994, Vol. 64 Issue 10, p1256
Academic Journal
Examines the electron intersubband absorption in germanium/Si[sub 1-x]Ge[sub x] quantum-well structures grown on silicon (Si) (001) substrate. Occurrence of intersubband absorption in the germanium wells; Measurement of the absorption coefficient by a Fourier transform infrared spectrometer; Disadvantages of using the Si wells.


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