Electronics Letters · 1990 · 64 citations · 1 references
EngineeringElectrical EngineeringOpticsOptoelectronicsPhotonicsFiber OpticsLaser OpticsLaser PhysicsOptical FibersOptical SourcesFiber LasersLaser LinewidthLaser Linewidth NarrowingLinewidth Narrowing
Operation of an erbium-doped-fibre ring laser in a unidirectional travelling-wave configuration enables narrow linewidth, single frequency emission to be obtained at a wavelength of 1.555 μm. A 60 kHz linewidth has been measured.
1
High-power broadly tunable erbium-doped silica fibre laser
R. Wyatt · Electronics Letters · 1989 · 36 citations