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Nd:YSAG单晶的光谱和激光性能

鲁万成 张庆礼 罗建乔 丁守军 窦仁勤 彭方 张会丽 王小飞 孙贵花 孙敦陆

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Nd:YSAG单晶的光谱和激光性能

鲁万成, 张庆礼, 罗建乔, 丁守军, 窦仁勤, 彭方, 张会丽, 王小飞, 孙贵花, 孙敦陆

Spectral and laser properties of Nd:YSAG single crystal

Lu Wan-Cheng, Zhang Qing-Li, Luo Jian-Qiao, Ding Shou-Jun, Dou Ren-Qin, Peng Fang, Zhang Hui-Li, Wang Xiao-Fei, Sun Gui-Hua, Sun Dun-Lu
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  • 用提拉法生长了(1.5 at.%)Nd3+:Y3Sc2Al3O12(YSAG)激光晶体,摇摆曲线表明晶体结晶质量优良.测量了该晶体的吸收和发光光谱,表明其适合成熟的808 nm激光二极管(LD)抽运,其4F3/24I11/2跃迁最强发射波长为1059 nm,发射截面为1.0310-19 cm2,同时其激光上能级寿命为253 s,表明Nd:YSAG具有和Nd:YAG相近的效率,但其激光上能级寿命比Nd:YAG长约20 s.以LD抽运2 mm2 mm6 mm Nd:YSAG激光棒,激光阈值为0.85 W,最高输出功率为1.1 W,激光斜效率为21.1%,光-光转化效率为18.3%.综合表明Nd:YSAG单晶作为激光性能优良的全固态激光材料,更适合全固态调Q激光输出.
    In order to solve the problem of low segregation coefficient of Nd3+ ions in YAG crystal, Sc3+ ions are used to replace some Al3+ ions in YAG, so that the YAG cell becomes bigger, thereby the segregation coefficient of Nd3+ ion increases. In this paper, the spectra and laser characteristics of Nd:YSAG single crystal are studied. The (1.5 at.%) Nd3+:Y3Sc2Al3O12 (YSAG) laser crystal is grown by Czochralski method, and X-ray rocking curve shows that the crystal quality is good. The concentration of ions in Nd:YSAG is measured by an electronic probe. The segregation coefficient of Nd3+ ion is calculated to be 0.35, which is approximately twice as much as that of Nd3+ in YAG. The absorption and emission spectra are measured, which indicates that it can be pumped by an 808 nm-laser diode (LD). The strongest emission from the transition 4F3/24I11/2 of Nd:YSAG peaks at 1059 nm with an emission cross section of 1.0310-19 cm2, and the lifetime of 4F3/2 is about 253 s, which indicates that Nd:YSAG has roughly an efficiency equal to that of Nd:YAG, but the laser upper level lifetime is longer than that of Nd:YAG, which is more favorable for Q-switched laser operation. The 808 nm-LD is used to pump Nd:YSAG rod of 2 mm2 mm6 mm, the laser operation with a threshold of 0.85 W and a maximum output power of 1.1 W is realized:the laser slope efficiency is 21.1%, and the optical conversion efficiency is 18.3%. All of the above results show that Nd:YSAG single crystal is a good solid state laser material, which is more favorable for Q-switched laser operation.
      通信作者: 张庆礼, zql@aiofm.ac.cn
    • 基金项目: 国家自然科学基金(批准号:51502292,61405206)、国家重点研发计划(批准号:2016YFB0402101)、中国科学院创新基金(批准号:CXJJ-16M251,CXJJ-15M055)和安徽省自然科学基金(批准号:608085ME91)资助的课题.
      Corresponding author: Zhang Qing-Li, zql@aiofm.ac.cn
    • Funds: Project supported by the National Natural Science Foundation of China (Grant Nos.51502292,61405206),the National Key RD Program of China (Grant No.2016YFB0402101),the Knowledge Innovation Program of the Chinese Academy of Sciences (Grant Nos.CXJJ-16M251,CXJJ-15M055),and the Anhui Provincial Natural Science Foundation,China (Grant No.608085ME91).
    [1]

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    [2]

    Zhao X 2006 M. S. Thesis (Tianjin: Tianjin University) (in Chinese) [赵欣 2006 硕士学位论文 (天津: 天津大学)]

    [3]

    Cornacchia F, Simura R, Toncelli A, Tonelli M, Yoshikawa A, Fukuda T 2007 Opt. Mater. 30 135

    [4]

    Allik T H, Morrison C A, Gruber J B, Kokta M R 1990 Phys. Rev. B 41 21

    [5]

    Saikawa J, Sato Y, Taira T, Ikesue A 2007 Opt. Mater. 29 1283

    [6]

    Sato Y, Saikawa J, Taira T, Ikesue A 2007 Opt. Mater. 29 1277

    [7]

    Gheorghe C, Lupei A, Hău S, Voicu F, Gheorghe L, Vlaicu A M 2016 J. Alloys Compd. 683 547

    [8]

    Feng T, Shi J L, Jiang D Y 2009 Ceram. Int. 35 427

    [9]

    Feng T, Shi J L, Jiang D Y 2008 J. Euro. Ceram. Soc. 28 2539

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    Feng T, Cai H, Qi Y F, Jiang D Y, Zhou J, Lou Q H, Shi J L 2008 J. Inorg. Mater. 23 1041 (in Chinese) [冯涛, 蔡虹, 漆云凤, 蒋丹宇, 周军, 楼棋洪, 施剑林 2008 无机材料报 23 1041]

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    Lutts G B, Denisov A L, Zharikov E V, Zagumennyi A I, Kozlikin S N, Lavrishchev S V, Samoylova S A 1990 Opt. Quant. Electron. 22 S269

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    Jiang B X, Zhao Z W, Xu X D, Song P X, Wang X D, Xu J, Deng P Z 2006 J. Synthetic Crystals 35 757

    [13]

    Zhao S Z, Chen L, Zhang L, Zhang F J 2004 Acta Photon. Sin. 33 133 (in Chinese) [赵圣之, 陈磊, 张路, 张福军 2004 光子学报 33 133]

    [14]

    Peng F, Zhang Q L, Wang X F, Zhang H L, Ding S J, Liu W P, Luo J Q, Sun D L, Sun G H 2016 Acta Phys. Sin. 65 014211 (in Chinese) [彭方, 张庆礼, 王小飞, 张会丽, 丁守军, 刘文鹏, 罗建乔, 孙敦陆, 孙贵花 2016 物理学报 65 014211]

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    Mao Y L, Qiu H W, Xu J, Deng P Z, Gan F X 2001 Acta Opt.Sin. 21 1264 (in Chinese) [毛艳丽, 邱宏伟, 徐军, 邓佩珍, 干福熹 2001 光学学报 21 1264]

    [16]

    Chen J K, Sun D L, Luo J Q, Xiao J Z, Kang H X, Zhang H L, Cheng M J, Zhang Q L, Yin S T 2013 Opt. Lett. 38 1218

  • [1]

    Ye B Q, Ma Z L, Wang M Q 1988 Acta Phys. Sin. 37 416 (in Chinese) [叶碧青, 马忠林, 王明琪 1988 物理学报 37 416]

    [2]

    Zhao X 2006 M. S. Thesis (Tianjin: Tianjin University) (in Chinese) [赵欣 2006 硕士学位论文 (天津: 天津大学)]

    [3]

    Cornacchia F, Simura R, Toncelli A, Tonelli M, Yoshikawa A, Fukuda T 2007 Opt. Mater. 30 135

    [4]

    Allik T H, Morrison C A, Gruber J B, Kokta M R 1990 Phys. Rev. B 41 21

    [5]

    Saikawa J, Sato Y, Taira T, Ikesue A 2007 Opt. Mater. 29 1283

    [6]

    Sato Y, Saikawa J, Taira T, Ikesue A 2007 Opt. Mater. 29 1277

    [7]

    Gheorghe C, Lupei A, Hău S, Voicu F, Gheorghe L, Vlaicu A M 2016 J. Alloys Compd. 683 547

    [8]

    Feng T, Shi J L, Jiang D Y 2009 Ceram. Int. 35 427

    [9]

    Feng T, Shi J L, Jiang D Y 2008 J. Euro. Ceram. Soc. 28 2539

    [10]

    Feng T, Cai H, Qi Y F, Jiang D Y, Zhou J, Lou Q H, Shi J L 2008 J. Inorg. Mater. 23 1041 (in Chinese) [冯涛, 蔡虹, 漆云凤, 蒋丹宇, 周军, 楼棋洪, 施剑林 2008 无机材料报 23 1041]

    [11]

    Lutts G B, Denisov A L, Zharikov E V, Zagumennyi A I, Kozlikin S N, Lavrishchev S V, Samoylova S A 1990 Opt. Quant. Electron. 22 S269

    [12]

    Jiang B X, Zhao Z W, Xu X D, Song P X, Wang X D, Xu J, Deng P Z 2006 J. Synthetic Crystals 35 757

    [13]

    Zhao S Z, Chen L, Zhang L, Zhang F J 2004 Acta Photon. Sin. 33 133 (in Chinese) [赵圣之, 陈磊, 张路, 张福军 2004 光子学报 33 133]

    [14]

    Peng F, Zhang Q L, Wang X F, Zhang H L, Ding S J, Liu W P, Luo J Q, Sun D L, Sun G H 2016 Acta Phys. Sin. 65 014211 (in Chinese) [彭方, 张庆礼, 王小飞, 张会丽, 丁守军, 刘文鹏, 罗建乔, 孙敦陆, 孙贵花 2016 物理学报 65 014211]

    [15]

    Mao Y L, Qiu H W, Xu J, Deng P Z, Gan F X 2001 Acta Opt.Sin. 21 1264 (in Chinese) [毛艳丽, 邱宏伟, 徐军, 邓佩珍, 干福熹 2001 光学学报 21 1264]

    [16]

    Chen J K, Sun D L, Luo J Q, Xiao J Z, Kang H X, Zhang H L, Cheng M J, Zhang Q L, Yin S T 2013 Opt. Lett. 38 1218

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出版历程
  • 收稿日期:  2017-04-07
  • 修回日期:  2017-04-27
  • 刊出日期:  2017-08-05

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