Abstract

The intersubband absorption of electrons in modulation doped Si/Si1−xGex multiple quantum wells has been observed. Various samples with different well widths and carrier densities have been studied. Narrow absorption lines are observed in waveguide geometry. The measured transition energies are in good agreement with self consistent subband calculations.

Full Text
Published version (Free)

Talk to us

Join us for a 30 min session where you can share your feedback and ask us any queries you have

Schedule a call