A flat-gain output of 13.5(15.5)dBm os obtained over 30 nm in the L-band with only a 97(130)-mW pumping of a 980-nm laser. Such highly efficient flat-gain L-band erbium-doped fiber Bragg grating. An efficient and simple gain-clamping operation is also...
A flat-gain output of 13.5(15.5)dBm os obtained over 30 nm in the L-band with only a 97(130)-mW pumping of a 980-nm laser. Such highly efficient flat-gain L-band erbium-doped fiber Bragg grating. An efficient and simple gain-clamping operation is also demonstrated.