High-gain (G > 20 dB) multimode erbium-doped amplifiers pumped at 980-nm using a Ti:Sapphire laser and at 1485-nm using a laser+amplifier photonic integrated circuit have been demonstrated. Low amplifier noise power is achieved by coupling pump light into a limited number of fiber modes.


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    Title :

    Amplification in "few-mode" Er3+-doped fiber amplifiers


    Contributors:

    Conference:

    Fiber Laser Sources and Amplifiers IV ; 1992 ; Boston,MA,United States


    Published in:

    Publication date :

    1993-03-23





    Type of media :

    Conference paper


    Type of material :

    Electronic Resource


    Language :

    English



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