Optoelectronic semiconductor device

Coherent light generators – Particular resonant cavity – Distributed feedback

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372 45, H01S 3085

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active

061378194

ABSTRACT:
A laser or light emitting diode device has a p-i-n structure and a distributed Bragg reflector having layers alternating with other layers of different refractive indices. These layers are formed of p-type conducting polymer materials which are electrically conducting polymer materials which are electrically conducting and transparent at the emission wavelength of the device.

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