Dynamics of Passively Phased Ring Oscillator Fiber Laser Arrays

• Published in: IEEE journal of quantum electronics Vol. 51; no. 8; pp. 1 - 9
• Main Authors: Sivaramakrishnan, Sudarshan, Wei-Zung Chang, Galvanauskas, Almantas, Winful, Herbert G.
• Format: Journal Article
• Language: English
• Published: IEEE 01.08.2015
• Subjects: Beam combining; Couplings; fiber laser arrays; Fiber lasers; Mathematical model; Optical fiber amplifiers; Optical fiber couplers; Optical fiber dispersion; Steady-state; fiber laser arrays; fiber lasers; Beam combining

In this paper, we study fiber laser arrays coupled in a spatially filtered ring oscillator geometry that produces a tiled-array output. In particular, we examine the passive phasing dynamics, the efficiency of coherent combination, and the dependence of the system's behavior on nonlinearities i...