Low-voltage hetero-nipi waveguide modulators with GaAs/AlAs quantum wells

Yoffe, G.W.; Brubach, J.
September 1993
Applied Physics Letters;9/13/1993, Vol. 63 Issue 11, p1456
Academic Journal
Presents a waveguide modulator with gallium arsenide/aluminum arsenide multiple quantum well hetero-nipi core. Role of lateral ohmic contacts for the p- and n-type layers; Effect of applied voltage on absorption coefficient and refractive index; Account on the modulation ratio at one-volt reverse bias.


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