| Citation: | DANG Wen-jia, GAO Qi, LI Zhe, LI Gang. Research progress of tunable fiber light sources with wavelength near 1 μm[J]. Chinese Optics, 2021, 14(5): 1120-1132. doi: 10.37188/CO.2021-0125 | 
	                | [1] | 
					 NILSSON J, CLARKSON W A, SELVAS R, et al. High-power wavelength-tunable cladding-pumped rare-earth-doped silica fiber lasers[J]. Optical Fiber Technology, 2004, 10(1): 5-30. doi:  10.1016/j.yofte.2003.07.001 
						
					 | 
			
| [2] | 
					 KOESTER C J, SNITZER E. Amplification in a fiber laser[J]. Applied Optics, 1964, 3(10): 1182-1186. doi:  10.1364/AO.3.001182 
						
					 | 
			
| [3] | 
					 JAUREGUI C, LIMPERT J, TÜNNERMANN A. High-power fibre lasers[J]. Nature Photonics, 2013, 7(11): 861-867. doi:  10.1038/nphoton.2013.273 
						
					 | 
			
| [4] | 
					 党文佳, 李哲, 李玉婷, 等. 高功率连续波掺镱光纤激光器研究进展[J]. 中国光学,2020,13(4):676-694. doi:  10.37188/CO.2019-0208 
					DANG W J, LI ZH, LI Y T, et al. Recent advances in high-power continuous-wave ytterbium-doped fiber lasers[J]. Chinese Optics, 2020, 13(4): 676-694. (in Chinese) doi:  10.37188/CO.2019-0208 
						
					 | 
			
| [5] | 
					 ZERVAS M N. High power ytterbium-doped fiber lasers—fundamentals and applications[J]. International Journal of Modern Physics B, 2014, 28(12): 1442009. doi:  10.1142/S0217979214420090 
						
					 | 
			
| [6] | 
					 TER-MIKIRTYCHEV V. Fundamentals of Fiber Lasers and Fiber Amplifiers[M]. New York: Springer, 2014. 
						
					 | 
			
| [7] | 
					 韩辉云. 可调谐掺镱光纤激光器理论和实验研究[D]. 石家庄: 河北师范大学, 2019 
					HAN H Y. Theoretical and experimental study on tunable ytterbium-doped fiber laser[D]. Shijiazhuang: Hebei Normal University, 2019. (in Chinese) 
						
					 | 
			
| [8] | 
					 HIDEUR A, CHARTIER T, Ö ZKUL C, et al. All-fiber tunable ytterbium-doped double-clad fiber ring laser[J]. Optics Letters, 2001, 26(14): 1054-1056. doi:  10.1364/OL.26.001054 
						
					 | 
			
| [9] | 
					 AUERBACH M, ADEL P, WANDT D, et al. 10 W widely tunable narrow linewidth double-clad fiber ring laser[J]. Optics Express, 2002, 10(2): 139-144. doi:  10.1364/OE.10.000139 
						
					 | 
			
| [10] | 
					 SILVA A, BOLLER K J, LINDSAY I D. Wavelength-swept Yb-fiber master-oscillator-power-amplifier with 70 nm rapid tuning range[J]. Optics Express, 2011, 19(11): 10511-10517. doi:  10.1364/OE.19.010511 
						
					 | 
			
| [11] | 
					 ROYON R, LHERMITE J, SARGER L, et al. High power, continuous-wave ytterbium-doped fiber laser tunable from 976 to 1120 nm[J]. Optics Express, 2013, 21(11): 13818-13823. doi:  10.1364/OE.21.013818 
						
					 | 
			
| [12] | 
					 HU J M, ZHANG L, FENG Y. Widely tunable Yb-doped all-fiber laser from 1.0 to 1.1 μm[C]. Advanced Solid State Lasers 2014, Optical Society of America, 2014: AM5A.22. 
						
					 | 
			
| [13] | 
					 BALASWAMY V, APARANJI S, CHAYRAN G, et al. High-power, independently wavelength, power, and linewidth tunable ytterbium fiber laser[J]. IEEE Photonics Technology Letters, 2019, 31(8): 583-586. doi:  10.1109/LPT.2019.2901504 
						
					 | 
			
| [14] | 
					 TIAN J D, XIAO Q R, LI D, et al. Tandem-pumped high-power narrow-linewidth fiber laser tunable from 1060–1090 nm[J]. Journal of Lightwave Technology, 2020, 38(6): 1461-1467. doi:  10.1109/JLT.2019.2954536 
						
					 | 
			
| [15] | 
					 FU SH G, FAN W D, ZHANG Q, et al. Tunable Yb-doped double-clad fibre laser based on fibre Bragg grating with narrow linewidth[J]. Chinese Physics Letters, 2004, 21(7): 1279-1281. doi:  10.1088/0256-307X/21/7/026 
						
					 | 
			
| [16] | 
					 SELVAS R, TORRES-GOMEZ I, MARTINEZ-RIOS A, et al. Wavelength tuning of fiber lasers using multimode interference effects[J]. Optics Express, 2005, 13(23): 9439-9445. doi:  10.1364/OPEX.13.009439 
						
					 | 
			
| [17] | 
					 刘胜利, 李乙钢, 高艳丽, 等. 高功率宽调谐范围掺Yb3+光子晶体光纤激光器 [J]. 光学学报,2007,27(9):1663-1667. doi:  10.3321/j.issn:0253-2239.2007.09.024 
					LIU SH L, LI Y G, GAO Y L, et al. High-power widely tunable Yb-doped photonic crystal fiber laser[J]. Acta Optica Sinica, 2007, 27(9): 1663-1667. (in Chinese) doi:  10.3321/j.issn:0253-2239.2007.09.024 
						
					 | 
			
| [18] | 
					 HILDEBRANDT M, FREDE M, KRACHT D. Narrow-linewidth ytterbium-doped fiber amplifier system with 45 nm tuning range and 133 W of output power[J]. Optics Letters, 2007, 32(16): 2345-2347. doi:  10.1364/OL.32.002345 
						
					 | 
			
| [19] | 
					 JELGER P, LAURELL F. Efficient skew-angle cladding-pumped tunable narrow-linewidth Yb-doped fiber laser[J]. Optics Letters, 2007, 32(24): 3501-3503. doi:  10.1364/OL.32.003501 
						
					 | 
			
| [20] | 
					 ZEIL P, PASISKEVICIUS V, LAURELL F. Efficient spectral control and tuning of a high-power narrow-linewidth Yb-doped fiber laser using a transversely chirped volume Bragg grating[J]. Optics Express, 2013, 21(4): 4027-4035. doi:  10.1364/OE.21.004027 
						
					 | 
			
| [21] | 
					 FAN Y Y, YE CH CH, WU C Y, et al. High-power narrow-linewidth wavelength-tunable Yb3+-doped double-clad fiber lasers[J]. Proceedings of SPIE, 2008, 7134: 71342H. doi:  10.1117/12.803303 
						
					 | 
			
| [22] | 
					 YAGODKIN R, PLATONOV N, YUSIM A, et al. > 1.5kW narrow linewidth CW diffraction-limited fiber amplifier with 40nm bandwidth[J]. Proceedings of SPIE, 2016, 9728: 972807. 
						
					 | 
			
| [23] | 
					 LIU Y K, SU R T, MA P F, et al. > 1 kW all-fiberized narrow-linewidth polarization-maintained fiber amplifiers with wavelength spanning from  1065 to  1090 nm[J]. Applied Optics, 2017, 56(14): 4213-4218. doi:  10.1364/AO.56.004213 
						
					 | 
			
| [24] | 
					 王安廷, 李锋, 黄晶, 等. 可调谐单频掺镱光纤DBR激光器[J]. 量子电子学报,2005,22(4):607-611. doi:  10.3969/j.issn.1007-5461.2005.04.024 
					WANG A T, LI F, HUANG J, et al. Tunable single-frequency ytterbium-doped fiber BDR laser[J]. Chinese Journal of Quantum Electronics, 2005, 22(4): 607-611. (in Chinese) doi:  10.3969/j.issn.1007-5461.2005.04.024 
						
					 | 
			
| [25] | 
					 ENGELBRECHT M, RUEHL A, WANDT D, et al. Single-frequency ytterbium-doped fiber laser with 26 nm tuning range[J]. Optics Express, 2007, 15(8): 4617-4622. doi:  10.1364/OE.15.004617 
						
					 | 
			
| [26] | 
					 YIN F F, YANG S G, CHEN H W, et al. 60-nm-wide tunable single-longitudinal-mode ytterbium fiber laser with passive multiple-ring cavity[J]. IEEE Photonics Technology Letters, 2011, 23(22): 1658-1660. doi:  10.1109/LPT.2011.2166112 
						
					 | 
			
| [27] | 
					 WANG K L, LU B L, QI X Y, et al. Wavelength-tunable single-frequency ytterbium-doped fiber laser based on a double-circulator interferometer[J]. Laser Physics Letters, 2019, 16(1): 015104. doi:  10.1088/1612-202X/aaf175 
						
					 | 
			
| [28] | 
					 马选选, 陆宝乐, 王凯乐, 等. 宽带可调谐单频窄线宽光纤激光器[J]. 光学学报,2019,39(1):0114001. doi:  10.3788/AOS201939.0114001 
					MA X X, LU B L, WANG K L, et al. Tunable broadband single-frequency narrow-linewidth fiber laser[J]. Acta Optica Sinica, 2019, 39(1): 0114001. (in Chinese) doi:  10.3788/AOS201939.0114001 
						
					 | 
			
| [29] | 
					 冯衍, 姜华卫, 张磊. 高功率拉曼光纤激光器技术研究进展[J]. 中国激光,2017,44(2):0201005. doi:  10.3788/CJL201744.0201005 
					FENG Y, JIANG H W, ZHANG L. Advances in high power Raman fiber laser technology[J]. Chinese Journal of Lasers, 2017, 44(2): 0201005. (in Chinese) doi:  10.3788/CJL201744.0201005 
						
					 | 
			
| [30] | 
					 LIN C, STOLEN R H, FRENCH W G, et al. A cw tunable near-infrared (1.085–1.175μm) Raman oscillator[J]. Optics Letters, 1977, 1(3): 96-97. doi:  10.1364/OL.1.000096 
						
					 | 
			
| [31] | 
					 CIERULLIES S, LIM E L, BRINKMEYER E. Ad-fiber widely tunable Raman laser in a combined linear and sagnac-loop configuration[C]. OFC/NFOEC Technical Digest. Optical Fiber Communication Conference, 2005, IEEE, 2005: 31-33. 
						
					 | 
			
| [32] | 
					 BABIN S A, KABLUKOV S I, VLASOV A A. Tunable fiber Bragg gratings for application in tunable fiber lasers[J]. Laser Physics, 2007, 17(11): 1323-1326. doi:  10.1134/S1054660X07110096 
						
					 | 
			
| [33] | 
					 BELANGER E, BERNIER M, FAUCHER D, et al. High-power and widely tunable all-fiber Raman laser[J]. Journal of Lightwave Technology, 2008, 26(12): 1696-1701. doi:  10.1109/JLT.2008.922337 
						
					 | 
			
| [34] | 
					 ANQUEZ F, COURTADE E, SIVÉRY A, et al. A high-power tunable Raman fiber ring laser for the investigation of singlet oxygen production from direct laser excitation around 1270 nm[J]. Optics Express, 2010, 18(22): 22928-22936. doi:  10.1364/OE.18.022928 
						
					 | 
			
| [35] | 
					 REKAS M, SCHMIDT O, ZIMER H, et al. Over 200 W average power tunable Raman amplifier based on fused silica step index fiber[J]. Applied Physics B, 2012, 107(3): 711-716. doi:  10.1007/s00340-012-5052-3 
						
					 | 
			
| [36] | 
					 AGRAWAL G P. Nonlinear fiber optics: its history and recent progress [Invited][J]. Journal of the Optical Society of America B, 2011, 28(12): A1-A10. doi:  10.1364/JOSAB.28.0000A1 
						
					 | 
			
| [37] | 
					 SONG J X, WU H SH, XU J M, et al. High-power linearly-polarized tunable Raman fiber laser[J]. Chinese Physics B, 2018, 27(9): 094209. doi:  10.1088/1674-1056/27/9/094209 
						
					 | 
			
| [38] | 
					 TURITSYN S K, BABIN S A, CHURKIN D V, et al. Random distributed feedback fibre lasers[J]. Physics Reports, 2014, 542(2): 133-193. doi:  10.1016/j.physrep.2014.02.011 
						
					 | 
			
| [39] | 
					 党文佳, 李哲, 卢娜, 等. 0.9~1.0 μm近红外连续光纤激光器的研究进展[J]. 中国光学,2021,14(2):264-274. doi:  10.37188/CO.2020-0193 
					DANG W J, LI ZH, LU N, et al. Research progress of 0.9~1.0 μm near-infrared continuous-wave fiber lasers[J]. Chinese Optics, 2021, 14(2): 264-274. (in Chinese) doi:  10.37188/CO.2020-0193 
						
					 | 
			
| [40] | 
					 DU X Y, ZHANG H W, WANG X L, et al. Tunable random distributed feedback fiber laser operating at 1 μm[J]. Applied Optics, 2015, 54(4): 908-911. doi:  10.1364/AO.54.000908 
						
					 | 
			
| [41] | 
					 YE J, XU J M, SONG J X, et al. Flexible spectral manipulation property of a high power linearly polarized random fiber laser[J]. Scientific Reports, 2018, 8(1): 2173. doi:  10.1038/s41598-018-20664-y 
						
					 | 
			
| [42] | 
					 WU H SH, SONG J X, YE J, et al. Hundred-watt-level linearly polarized tunable Raman random fiber laser[J]. Chinese Optics Letters, 2018, 16(6): 061402. doi:  10.3788/COL201816.061402 
						
					 | 
			
| [43] | 
					 ZHANG L, JIANG H W, YANG X Z, et al. Ultra-wide wavelength tuning of a cascaded Raman random fiber laser[J]. Optics Letters, 2016, 41(2): 215-218. doi:  10.1364/OL.41.000215 
						
					 | 
			
| [44] | 
					 ZHANG L, JIANG H W, YANG X Z, et al. Nearly-octave wavelength tuning of a continuous wave fiber laser[J]. Scientific Reports, 2017, 7: 42611. doi:  10.1038/srep42611 
						
					 | 
			
| [45] | 
					 ZHANG L, DONG J Y, FENG Y. High-power and high-order random Raman fiber lasers[J]. IEEE Journal of Selected Topics in Quantum Electronics, 2018, 24(3): 1400106. 
						
					 | 
			
| [46] | 
					 BALASWAMY V, APARANJI S, ARUN S, et al.. High power, ultra-widely tunable wavelength, cascaded Raman fiber laser[C]. CLEO: Science and Innovations 2018, Optical Society of America, 2018: SM1K.4. 
						
					 | 
			
| [47] | 
					 BALASWAMY V, RAMACHANDRAN S, SUPRADEEPA V R. High-power, cascaded random Raman fiber laser with near complete conversion over wide wavelength and power tuning[J]. Optics Express, 2019, 27(7): 9725-9732. doi:  10.1364/OE.27.009725 
						
					 | 
			
| [48] | 
					 李乙钢, 刘伟伟, 傅成鹏, 等. 大功率掺Yb双包层光纤宽带超荧光光源[J]. 光学学报,2001,21(10):1171-1173. doi:  10.3321/j.issn:0253-2239.2001.10.005 
					LI Y G, LIU W W, FU CH P, et al. High-power Yb-doped double-cladding fiber broadband superfluorescent source[J]. Acta Optica Sinica, 2001, 21(10): 1171-1173. (in Chinese) doi:  10.3321/j.issn:0253-2239.2001.10.005 
						
					 | 
			
| [49] | 
					 WANG P, CLARKSON W A. Tunable Yb-doped fibre amplified spontaneous emission source[C]. Conference on Lasers and Electro-Optics 2009, Optical Society of America, 2009: CFM6. 
						
					 | 
			
| [50] | 
					 YE J, XU J M, ZHANG Y, et al. Spectrum-manipulable hundred-watt-level high-power superfluorescent fiber source[J]. Journal of Lightwave Technology, 2019, 37(13): 3113-3118. doi:  10.1109/JLT.2019.2911007 
						
					 | 
			
| [51] | 
					 吴鹏. 高功率掺镱光纤超荧光光源技术研究[D]. 西安: 中国科学院大学(中国科学院西安光学精密机械研究所), 2019 
					WU P. Study on the technology of high-power Yb-doped superfluorescent fiber source[D]. Xi’an: University of Chinese Academy of Sciences (Xi’an Institute of Optics & Precision Mechanics, Chinese Academy of Sciences), 2019. (in Chinese) 
						
					 | 
			
| [52] | 
					 WU P, ZHAO B Y, ZHAO W, et al. Optimization investigation for high-power 1034 nm all-fiber narrowband Yb-doped superfluorescent source[J]. Optics Communications, 2019, 445: 187-192. doi:  10.1016/j.optcom.2019.04.033 
						
					 | 
			
| [53] | 
					 WU P, ZHAO B Y, ZHAO W, et al. 30 W all-fiber tunable, narrowband Yb-doped superfluorescent fiber source[J]. Infrared Physics &Technology, 2018, 92: 363-366. 
						
					 | 
			
| [54] | 
					 GAO W, FAN W H, ZHANG Y P, et al. High-power tunable sub-nm narrowband near-diffraction-limited superfluorescent fiber source based on a single-lens spectral filter[J]. Optics Communications, 2020, 463: 125359. doi:  10.1016/j.optcom.2020.125359 
						
					 | 
			
| [55] | 
					 JU P, FAN W H, ZHAO B Y, et al. High power, tunable, ultra-narrowband Yb-doped superfluorescent fiber source operating at wavelength less than 1055 nm with 20 nm tuning range[J]. Infrared Physics &Technology, 2020, 111: 103530. 
						
					 | 
			
| [56] | 
					 LI ZH, LI G, GAO Q, et al. Kilowatt-level tunable all-fiber narrowband superfluorescent fiber source with 40 nm tuning range[J]. Optics Express, 2020, 28(7): 10378-10385. doi:  10.1364/OE.387405 
						
					 | 
			
| [57] | 
					 ZHENG Y, YANG Y F, WANG J H, et al. 10.8 kW spectral beam combination of eight all-fiber superfluorescent sources and their dispersion compensation[J]. Optics Express, 2016, 24(11): 12063-12071. doi:  10.1364/OE.24.012063 
						
					 |