[1] Zervas M N, Codemard C A. High power fiber lasers: a review[J]. IEEE Journal of Selected Topics in Quantum Electronics, 20, 219-241(2014). http://ieeexplore.ieee.org/document/6808413/

[2] Richardson D J, Nilsson J, Clarkson W A. High power fiber lasers: current status and future perspectives[J]. Journal of the Optical Society of America B, 27, B63-B92(2010). http://www.opticsinfobase.org/abstract.cfm?uri=josab-27-11-B63

[3] Wang X L, Zhou P, Su R T et al. Current situation, tendency and challenge of coherent combination of high power fiber lasers[J]. Chinese Journal of Lasers, 44, 0201001(2017).

[4] Flores A, Ehrehreich T, Holten R et al. Multi-kW coherent combining of fiber lasers seeded with pseudo random phase modulated light[J]. Proceedings of SPIE, 9728, 97281Y(2016). http://proceedings.spiedigitallibrary.org/proceeding.aspx?articleid=2503540

[6] Zhou P, Wang X L, Ma Y X et al. Aperture filling: An important technique in coherent beam combining of fiber laser array[J]. Laser & Optoelectronics Progress, 47, 021401(2010).

[7] Goodno G D, Asman C P, Anderegg J et al. Brightness-scaling potential of actively phase-locked solid-state laser arrays[J]. IEEE Journal of Selected Topics in Quantum Electronics, 13, 460-472(2007). http://ieeexplore.ieee.org/abstract/document/4244425/

[8] Tang Q J, Shi X C, Hu Q Q. Effect of the filled factor on the far field profiles of laser beam combination[J]. Journal of Propulsion Technology, 28, 566-569(2007).

[9] Huang Z M, Tang X, Li X F et al. Analysis of influence of filling ratio on coherent beam combination of fiber laser arrays[J]. Journal of University of Electronic Science and Technology of China, 44, 946-950(2015).

[10] Hu Q Q, Huang Z M, Luo Y Q et al. Improvement of coherent combination efficiency in parallel transmission system[J]. Electro-Optic Technology Application, 29, 14-17(2014).

[11] Xiao L L, Cheng Q S, Lu Y et al. Far field power distribution of coherent beam synthesized with linear fiber array[J]. Laser & Infrared, 46, 792-796(2016).

[12] Ji W. Research on effect of laser beam coherent combination Xi'an:[D]. Xidian University(2009).

[13] Weyrauch T, Vorontsov M A, Carhart G W et al. Experimental demonstration of coherent beam combining over a 7 km propagation path[J]. Optics Letters, 36, 4455-4457(2011). http://europepmc.org/abstract/MED/22089595

[14] Weyrauch T, Vorontsov M, Mangano J et al. Deep turbulence effects mitigation with coherent combining of 21 laser beams over 7 km[J]. Optics Letters, 41, 840-843(2016). http://www.ncbi.nlm.nih.gov/pubmed/26872202

[15] Beresnev L A, Motes R A, Townes K J et al. Design of a noncooled fiber collimator for compact, high-efficiency fiber laser arrays[J]. Applied Optics, 56, B169-B178(2017). http://europepmc.org/abstract/MED/28157879

[16] Zhou B K, Gao Y Z, Chen T R et al[M]. The principle of laser, 67-68(2014).

[17] Zhou P, Wang X L, Ma Y X et al. Optimal truncation of element beam in a coherent fiber laser array[J]. Chinese Physics Letters, 26, 044206(2009). http://www.cqvip.com/Main/Detail.aspx?id=29805472

[18] Vorontsov M A, Lachinova S L. Laser beam projection with adaptive array of fiber collimators. I. Basic considerations for analysis[J]. Journal of the Optical Society of America A, 25, 1949-1959(2008). http://www.opticsinfobase.org/abstract.cfm?URI=josaa-25-8-1949

[19] Zhou P. Study on coherent beam combination technology of fiber lasers[D]. Changsha: National University of Defense Technology(2009).

[20] Liu Z J, Zhou P, Xu X J. Study on universal standard for evaluating high energy beam quality[J]. Chinese Journal of Lasers, 36, 773-778(2009).