Monolithic Mach-Zehnder interferometers have been fabricated in InGaAs/AlGaInAs by quantum well intermixing (QWI). The devices combine low-loss waveguides, MMI couplers and optical amplifiers. Waveguide losses in the passive sections are as low as 5-6 cm/sup -1/ at a wavelength 1.55 /spl mu/m and good modulation efficiency has been measured with current injection.
Monolithic integration of InGaAs/AIGaInAs Mach-Zehnder interferometers using quantum well intermixing
01.01.2003
163946 byte
Aufsatz (Konferenz)
Elektronische Ressource
Englisch
British Library Conference Proceedings | 2003
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