We present the production of picosecond vortex pulses from a stressed large-mode-area fiber amplifier for the first time. 8.5 W picosecond output with a peak power of ~12.5 kW was obtained at a pump power of 29 W. 2009 Optical Society of America

© 2009 OSA

1. L. Allen, M. W. Beijersbergen, R. J. C. Spreeuw, and J. P. Woerdman, “Orbital angular momentum of light and the transformation of Laguerre-Gaussian laser modes,” Phys. Rev. A 45(11), 8185–8189 (1992). [CrossRef] [PubMed]
2. G. Indebetouw, “Optical vortices and their propagation,” J. Mod. Opt. 40(1), 73–87 (1993). [CrossRef]
3. D. G. Grier, “A revolution in optical manipulation,” Nature 424(6950), 810–816 (2003). [CrossRef] [PubMed]
4. J. E. Curtis, B. A. Koss, and D. G. Grier, “Dynamic holographic optical tweezers,” Opt. Commun. 207(1-6), 169–175 (2002). [CrossRef]
5. S. Bretschneider, C. Eggeling, and S. W. Hell, “Breaking the diffraction barrier in fluorescence microscopy by optical shelving,” Phys. Rev. Lett. 98(21), 218103 (2007). [CrossRef] [PubMed]
6. T. Watanabe, Y. Iketaki, T. Omatsu, K. Yamamoto, S. Ishiuchi, M. Sakai, and M. Fujii, “Two-Color Far-Field Super-Resolution Microscope using a Doughnut Beam,” Chem. Phys. Lett. 371(5-6), 634–639 (2003). [CrossRef]
7. J. Hamazaki, R. Morita, Y. Kobayashi, S. Tanda, and T. Omatsu, “Laser Ablation using a Nanosecond Optical Vortex Pulse,” in Proceedings of IEEE Conference on CLEO/Europe-EQEC (IEEE, 2009), CC1.5 THU.
8. D. L. Andrews, L. C. Dávila Romero, and M. Babiker, “On optical vortex interactions with chiral matter,” Opt. Commun. 237(1-3), 133–139 (2004). [CrossRef]
9. K. Dholakia, N. B. Simpson, M. J. Padgett, and L. Allen, “Second-harmonic generation and the orbital angular momentum of light,” Phys. Rev. A 54(5), R3742–R3745 (1996). [CrossRef] [PubMed]
10. I. G. Mariyenko, J. Strohaber, and C. J. G. J. Uiterwaal, “Creation of optical vortices in femtosecond pulses,” Opt. Express 13(19), 7599–7608 (2005). [CrossRef] [PubMed]
11. N. R. Heckenberg, R. McDuff, C. P. Smith, and A. G. White, “Generation of optical phase singularities by computer-generated holograms,” Opt. Lett. 17(3), 221–223 (1992). [CrossRef] [PubMed]
12. J. Arlt, K. Dholakia, L. Allen, and M. J. Padgett, “The production of multiringed Laguerre-Gaussian modes by computer-generated holograms,” J. Mod. Opt. 45(6), 1231–1237 (1998). [CrossRef]
13. M. W. Beijersbergen, L. Allen, H. E. L. O. van der Veen, and J. P. Woerdman, “Astigmatic laser mode converters and transfer of orbital angular momentum,” Opt. Commun. 96(1-3), 123–132 (1993). [CrossRef]
14. D. McGloin, N. B. Simpson, and M. J. Padgett, “Transfer of orbital angular momentum from a stressed fiber-optic waveguide to a light beam,” Appl. Opt. 37(3), 469–472 (1998). [CrossRef]
15. M.-L. Hu, C.-Y. Wang, Y.-J. Song, Y.-F. Li, L. Chai, E. E. Serebryannikov, and A. M. Zheltikov, “A hollow beam from a holey fiber,” Opt. Express 14(9), 4128–4134 (2006). [CrossRef] [PubMed]
16. J. Liu, Z. Wang, X. Meng, Z. Shao, B. Ozygus, A. Ding, and H. Weber, “Improvement of passive Q-switching performance reached with a new Nd-doped mixed vanadate crystal Nd:Gd0.64Y0.36VO4.,” Opt. Lett. 28(23), 2330–2332 (2003). [CrossRef] [PubMed]
17. Y. F. Chen, M. L. Ku, L. Y. Tsai, and Y. C. Chen, “Diode-pumped passively Q-switched picosecond Nd:GDxY1-xVO4 self-stimulated raman laser,” Opt. Lett. 29(19), 2279–2281 (2004). [CrossRef] [PubMed]
18. J.-L. He, Y.-X. Fan, J. Du, Y. G. Wang, S. Liu, H. T. Wang, L. H. Zhang, and Y. Hang, “4-ps passively mode-locked Nd:Gd0.5Y0.5VO4 laser with a semiconductor saturable-absorber mirror,” Opt. Lett. 29(23), 2803–2805 (2004). [CrossRef] [PubMed]
19. Y. G. Wang, X. Y. Ma, Y. X. Fan, and H. T. Wang, “Passively mode-locking Nd:Gd0.5Y0.5VO4 laser with an In0.25Ga0.75As absorber grown at low temperature,” Appl. Opt. 44(20), 4384–4387 (2005). [CrossRef] [PubMed]
20. A. Yariv, Optical Electronics in Modern Communications, 5th ed. (Oxford University Press,1997), Chap. 3.
21. V. Yu. Bazhenov, M. S. Soskin, and M. V. Vasnetsov, “Screw dislocations in light wavefronts,” J. Mod. Opt. 39(5), 985–990 (1992). [CrossRef]
22. G. B. Jung, K. Kanaya, and T. Omatsu, “Highly efficient phase-conjugation of a 1 μm pico-second Laguerre-Gaussian beam,” Opt. Express 14(6), 2250–2255 (2006). [CrossRef] [PubMed]
23. G. Ghosh, M. Endo, and T. Iwasaki, “Temperature-dependent Sellmeier coefficient and chromatic dispersions for some optical fiber glasses,” J. Lightwave Technol. 12(8), 1338–1342 (1994). [CrossRef]
24. A. E. Siegman, Lasers (University Science Books, Mill Valley, 1986) pp. 386.

Appl. Opt.

• D. McGloin, N. B. Simpson, and M. J. Padgett, “Transfer of orbital angular momentum from a stressed fiber-optic waveguide to a light beam,” Appl. Opt. 37(3), 469–472 (1998). [CrossRef]
• Y. G. Wang, X. Y. Ma, Y. X. Fan, and H. T. Wang, “Passively mode-locking Nd:Gd0.5Y0.5VO4 laser with an In0.25Ga0.75As absorber grown at low temperature,” Appl. Opt. 44(20), 4384–4387 (2005). [CrossRef] [PubMed]

Chem. Phys. Lett.

• T. Watanabe, Y. Iketaki, T. Omatsu, K. Yamamoto, S. Ishiuchi, M. Sakai, and M. Fujii, “Two-Color Far-Field Super-Resolution Microscope using a Doughnut Beam,” Chem. Phys. Lett. 371(5-6), 634–639 (2003). [CrossRef]

J. Lightwave Technol.

• G. Ghosh, M. Endo, and T. Iwasaki, “Temperature-dependent Sellmeier coefficient and chromatic dispersions for some optical fiber glasses,” J. Lightwave Technol. 12(8), 1338–1342 (1994). [CrossRef]

J. Mod. Opt.

• V. Yu. Bazhenov, M. S. Soskin, and M. V. Vasnetsov, “Screw dislocations in light wavefronts,” J. Mod. Opt. 39(5), 985–990 (1992). [CrossRef]
• G. Indebetouw, “Optical vortices and their propagation,” J. Mod. Opt. 40(1), 73–87 (1993). [CrossRef]
• J. Arlt, K. Dholakia, L. Allen, and M. J. Padgett, “The production of multiringed Laguerre-Gaussian modes by computer-generated holograms,” J. Mod. Opt. 45(6), 1231–1237 (1998). [CrossRef]

Nature

• D. G. Grier, “A revolution in optical manipulation,” Nature 424(6950), 810–816 (2003). [CrossRef] [PubMed]

Opt. Commun.

• J. E. Curtis, B. A. Koss, and D. G. Grier, “Dynamic holographic optical tweezers,” Opt. Commun. 207(1-6), 169–175 (2002). [CrossRef]
• D. L. Andrews, L. C. Dávila Romero, and M. Babiker, “On optical vortex interactions with chiral matter,” Opt. Commun. 237(1-3), 133–139 (2004). [CrossRef]
• M. W. Beijersbergen, L. Allen, H. E. L. O. van der Veen, and J. P. Woerdman, “Astigmatic laser mode converters and transfer of orbital angular momentum,” Opt. Commun. 96(1-3), 123–132 (1993). [CrossRef]

Opt. Express

• I. G. Mariyenko, J. Strohaber, and C. J. G. J. Uiterwaal, “Creation of optical vortices in femtosecond pulses,” Opt. Express 13(19), 7599–7608 (2005). [CrossRef] [PubMed]
• M.-L. Hu, C.-Y. Wang, Y.-J. Song, Y.-F. Li, L. Chai, E. E. Serebryannikov, and A. M. Zheltikov, “A hollow beam from a holey fiber,” Opt. Express 14(9), 4128–4134 (2006). [CrossRef] [PubMed]
• G. B. Jung, K. Kanaya, and T. Omatsu, “Highly efficient phase-conjugation of a 1 μm pico-second Laguerre-Gaussian beam,” Opt. Express 14(6), 2250–2255 (2006). [CrossRef] [PubMed]

Opt. Lett.

• J. Liu, Z. Wang, X. Meng, Z. Shao, B. Ozygus, A. Ding, and H. Weber, “Improvement of passive Q-switching performance reached with a new Nd-doped mixed vanadate crystal Nd:Gd0.64Y0.36VO4.,” Opt. Lett. 28(23), 2330–2332 (2003). [CrossRef] [PubMed]
• Y. F. Chen, M. L. Ku, L. Y. Tsai, and Y. C. Chen, “Diode-pumped passively Q-switched picosecond Nd:GDxY1-xVO4 self-stimulated raman laser,” Opt. Lett. 29(19), 2279–2281 (2004). [CrossRef] [PubMed]
• J.-L. He, Y.-X. Fan, J. Du, Y. G. Wang, S. Liu, H. T. Wang, L. H. Zhang, and Y. Hang, “4-ps passively mode-locked Nd:Gd0.5Y0.5VO4 laser with a semiconductor saturable-absorber mirror,” Opt. Lett. 29(23), 2803–2805 (2004). [CrossRef] [PubMed]
• N. R. Heckenberg, R. McDuff, C. P. Smith, and A. G. White, “Generation of optical phase singularities by computer-generated holograms,” Opt. Lett. 17(3), 221–223 (1992). [CrossRef] [PubMed]

Phys. Rev. A

• K. Dholakia, N. B. Simpson, M. J. Padgett, and L. Allen, “Second-harmonic generation and the orbital angular momentum of light,” Phys. Rev. A 54(5), R3742–R3745 (1996). [CrossRef] [PubMed]
• L. Allen, M. W. Beijersbergen, R. J. C. Spreeuw, and J. P. Woerdman, “Orbital angular momentum of light and the transformation of Laguerre-Gaussian laser modes,” Phys. Rev. A 45(11), 8185–8189 (1992). [CrossRef] [PubMed]

Phys. Rev. Lett.

• S. Bretschneider, C. Eggeling, and S. W. Hell, “Breaking the diffraction barrier in fluorescence microscopy by optical shelving,” Phys. Rev. Lett. 98(21), 218103 (2007). [CrossRef] [PubMed]

Other

• J. Hamazaki, R. Morita, Y. Kobayashi, S. Tanda, and T. Omatsu, “Laser Ablation using a Nanosecond Optical Vortex Pulse,” in Proceedings of IEEE Conference on CLEO/Europe-EQEC (IEEE, 2009), CC1.5 THU.
• A. E. Siegman, Lasers (University Science Books, Mill Valley, 1986) pp. 386.
• A. Yariv, Optical Electronics in Modern Communications, 5th ed. (Oxford University Press,1997), Chap. 3.

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