主题：【已应助】求助英文文献六篇

1 题目：High-power single-mode emission from a broad-area semiconductor laser with a pseudoexternal cavity and a Fabry Perot etalon
作者：W. Nagengast and K. Rith
杂志：Optics Letters, Vol. 22, Issue 16, pp. 1250-1252   
2 External-cavity-controlled 32-MHz narrow-band cw GaA1As-diode lasers
作者：Voumard, C
杂志：  Optics Letters, Vol. 1 Issue 2, pp.61-63 (1977)
3  Wavelength stabilization and spectrum narrowing of high-power multimode laser diodes and arrays by use of volume Bragg gratings
作者：Volodin, B L; Dolgy, S V; Melnik, E D; Downs, E; Shaw, J; Ban, V S
杂志：Optics Letters, Vol. 29 Issue 16, pp.1891-1893 (2004)
4 题目：Effective bandwidth reduction for a high-power laser-diode array by an external-cavity technique
杂志：Optics Letters, Vol. 30 Issue 18, pp.2424-2426 (2005)
作者：Zheng, Yujin; Kan, Hirofumi
5 题目：High power with high efficiency in a narrow single-lobed beam from a diode laser array in an external cavity
作者：C. J. Chang-Hasnain, J. Berger, D. R. Scifres, W. Streifer, J. R. Whinnery, and A. Dienes
杂志：Appl. Phys. Lett. 50, 1465 (1987
6 题目：Divergence-narrowed external-cavity broad-area laser-diode array
作者：Yujin Zheng, Xin Gao, Hirofumi Miyajima, and Hirofumi Kan
杂志：J. Appl. Phys. 95, 6489 (2004)
7 题目：High-Brightness Narrow-Bandwidth High-Power Laser-Diode Array Based on an External-Cavity Technique
作者：Yujin Zheng, Xin Gao, Hirofumi Miyajima and Hirofumi Kan
杂志：Jpn. J. Appl. Phys. 43 (2004) pp. L1299-L1301