1. Ytterbium-doped large-core fiber laser with 1.36 kW continuous-wave output power;Jeong;Opt. Express,2004
2. V.P. Gapontsev, D.V. Gapontsev, N.S. Platonov, et al., 2 kW CW ytterbium fiber laser with record diffraction limited brightness, in: CLEO Europe'05, paper CJ1-1-THU (2005)
3. V. Philippov, J.K. Sahu, C. Codemard, et al., All-fiber 1.15 mJ pulsed eye-safe optical source, in: Proc. SPIE, vol. 5335, 2004
4. J.D. Minelly, V. Stasyuk, J.P. de Sandro, et al., Yb free high energy double-clad Er fiber amplifier, in: OAA'04, paper OPD P4, 2004
5. High-energy in-fiber pulse amplification for coherent lidar applications;Philippov;Opt. Lett.,2004