レーザー新世代研究センター・基盤理工学専攻　白川晃研究室

研究業績

1. A. Shirakawa M. Chen, Y. Suzuki, X. Fan, K. Ueda, C. B. Olausson, J. K. Lyngsø, and J. Broeng, “High power photonic bandgap fiber sources,” The 8th Asia Pacific Laser Symposium (APLS 2012), paper I1.2, Huangshan, China, May 28, 2012. (invited talk)
2. A. Shirakawa and K. Ueda, “Photonic bandgap and multicore fiber lasers for next-generation lasers,” Workshop on Fiber Laser and Solid-state Laser at SIOM, Shanghai, China, March 13, 2012. (invited talk)
3. A. Shirakawa, “Frontier of fiber lasers: photonic bandgap and multicore fiber lasers,” INDO–JAPAN International Workshop on Specialty Optical Fiber, Nano-Photonics and Devices, Kolkata, India, Jan. 6, 2012. (invited talk)
4. M. Tokurakawa, A. Shirakawa, K. Ueda, H. Yagi, T. Yanagitani, K. Beil, C. Kränkel, K. Petermann, and G. Huber, “Continuous wave and mode-locked laser based on Yb3+:Y2O3 ceramic thin disk,” 7th Laser Ceramics Symposium, paper I-17, Singapore, Nov. 17, 2011. (invited talk)
5. H. Nakao, A. Shirakawa, K. Ueda, A. A. Kaminskii, S. Kuretake, N. Tanaka, Y. Kintaka, K. Kageyama, H. Yagi, and T. Yanagitani, “Investigation of the laser and optical properties of new laser materials,” 7th Laser Ceramics Symposium, paper I-6, Singapore, Nov. 15, 2011. (invited talk)
6. A. Shirakawa, “High Power Photonic Bandgap Fiber Sources,” Asia Communications and Photonics Conference (ACP) 2011, paper 8307-51, Shanghai, China, Nov. 16, 2011. (invited talk)
7. A. Shirakawa, M. Chen, X. Fan, K. Ueda, C. B. Olausson, J. K. Lyngsø, and J. Broeng, “High Power Photonic Bandgap Fiber Lasers,” 16th Opto-Electronics and Communications Conference (OECC) 2011, paper 5C4_3, Kaohsiung, Taiwan, July 5, 2011. (invited talk)
8. C. B. Olausson, A. Shirakawa, J. K. Lyngsø, K. P. Hansen, J. Broeng, and K. Ueda, “All-solid Photonic Bandgap Fiber Lasers,” Specialty Optical Fibers (SOF) 2011, paper SOWA3, Toronto, Canada, June 15, 2011. (invited talk)
9. A. Shirakawa and K. Ueda, “Frontier and future of high power fiber lasers,” JSPS Asian CORE Workshop on Next Generation Ultra-Short Pulse Lasers for High Field and Ultrafast Science, Wako-RIKEN, Japan, Mar.2-4, 2011. (invited talk)
10. A. Shirakawa, M. Chen, K. Ueda, C. B. Olausson, J. K. Lyngsø, and J. Broeng, “High power ytterbium fiber lasers at extremely long wavelengths by photonic bandgap fiber technology,” IEEE Winter Topical Meeting (WTM) 2011, paper TuD2.1, Keystone, Colorado, USA, Jan.10-12, 2011. (invited talk)
11. S. Kuretake, N. Tanaka, Y. Kintaka, K. Kageyama, H. Takagi, H. Nakao, M. Tokurakawa, A. Shirakawa, K. Ueda, and A. A. Kaminskii, “Nd3+-doped Ba(Zr4+,Mg2+,Ta5+)O3 ceramics as laser materials,” 6th Laser Ceramics Symposium, Münster, Germany, Dec. 6-8, 2010. (invited talk)
12. Akira Shirakawa, “New generation fiber lasers by photonic bandgap and multicore fibers,” PMRC Colloquium, Japan Atomic Energy Agency, Kizugawa, Japan, Sept. 17, 2010. (invited talk)
13. K. Ueda, A. Shirakawa, and C. B. Olausson, “167 W ASE-free and power scalable Yb-doped photonic bandgap fiber amplifier at 1178 nm,” 7th Asia-Pacific Laser Symposium, Cheju, Korea, May 11-15, 2010. (invited talk)
14. Akira Shirakawa, “High-power photonic bandgap fiber sources,” US Air Force/AOARD Window-On-Science Seminar, US Air Force Research Laboratory, Albuquerque, USA, Mar. 11, 2010. (invited talk)
15. M. Tokurakawa, A. Shirakawa, K. Ueda, H. Yagi, T. Yanagitani, and A. A. Kaminskii, “Ultrashort pulses from diode-pumped Yb3+-doped ceramic lasers,” 5th Laser Ceramics Symposium, Bilbao, Spain, Dec. 9-11, 2009. (invited talk)
16. A. Shirakawa, H. Kurokawa, M. Tokurakawa, K. Ueda, N. Tanaka, Y. Kintaka, S. Kuretake, K. Kageyama, H. Takagi, and A. A. Kaminskii, “Broadband-gain Nd3+-doped Ba(Zr,Mg,Ta)O3 ceramic lasers for ultrashort pulse generation,” 5th Laser Ceramics Symposium, Bilbao, Spain, Dec. 9-11, 2009. (invited talk)
17. Akira Shirakawa, “Fiber laser research in ILS/UEC ~ focusing on power limit, coherent beam combing, and related topics,” Asian-Core Ultrafast Pulse Seminar at Institute of Physics, Beijing, China, Nov. 4-5, 2009.
18. N. Tanaka, S. Kuretake, Y. Kintaka, K. Kageyama, H. Takagi, K. Ueda, A. Shirakawa, M. Tokurakawa, H. Kurokawa, and A. A. Kaminskii, “Rare-earth doped transparent Ba(Zr,Mg,Ta)O3 ceramics for lasers,” 6th China International Conference on High-Performance Ceramics (CICC-6), Harbin, China, Aug. 16-19, 2009. (invited talk)
19. M. Tokurakawa, A. Shirakawa, K. Ueda, H. Yagi, T. Yanagitani, A. A. Kaminskii, R. Peters, S. T. Fredrich-Thornton, K. Petermann, and G. Huber, "Femtosecond diode-pumped Yb-doped crystal and ceramic lasers with high average power," 18th International Laser Physics Workshop, paper 4.2.2, Barcelona, Spain, July 14, 2009. (invited talk)
20. A. Shirakawa, H. Maruyama, K. Ueda, C. B. Olausson, J. K. Lyngsø, and J. Broeng, “30W, 1178nm Yb-doped photonic bandgap fiber amplifier,” CLEO/QELS 2009, paper CThGG3, Baltimore, June 4, 2009. (invited talk)
21. Akira Shirakawa, “High-power scaling of Yb fiber laser in the long wavelength range,” Xiamen University, Special Lecture, Xiamen, China, March 20, 2009. (invited talk)
22. N. Tanaka, S. Kuretake, Y. Kintaka, K. Kageyama, H. Takagi, K. Ueda, A. Shirakawa, M. Tokurakawa, H. Kurokawa, and A. A. Kaminskii, “Rare-earth doped disordered transparent Ba(Zr,Mg,Ta)O3 ceramics,” 4th Laser Ceramics Symposium, Shanghai, November 10-14, 2008. (invited talk)
23. A. Shirakawa, H. Maruyama, and K. Ueda, “High-power scaling of Yb fiber laser in the long wavelength range,” IEEJ International Workshop on Quantum and Optical Devices, paper OQD－08－40 (Sep. 17), Hilo, Sep. 17-19, 2008. (invited talk)
24. M. Tokurakawa, A. Shirakawa, K. Ueda, H. Yagi, T. Yanagitani, and A. A. Kaminskii, “High efficiency ultrafast Yb-doped ceramic lasers, International Symposium of 21st Century Program, B201, UEC, Tokyo, Dec. 15, 2007. (invited talk)
25. A. Shirakawa, M. Tokurakawa, K. Takaichi, K. Ueda, H. Yagi, S. Hosokawa, T. Yanagitani, A. A. Kaminskii, Mode-locking performance of Yb-doped sesquioxide nanocrystalline ceramic lasers, 2nd Laser Ceramic Symposium, 11aAS6, Tokyo-Chofu, Nov. 11, 2006. (invited talk)
26. Akira Shirakawa and Ken-ichi Ueda, “Fiber Laser Research in ILS/UEC,” in 3rd International Symposium on High-Power Fiber Lasers and Their Applications-Laser Optics 2006, St. Petersburg, June 2006. (invited talk)
27. K. Takaichi, H. Yagi, M. Tokurakawa, A. Shirakawa, K. Ueda, S. Hosokawa, T. Yanagitani, and A. A. Kaminskii, “Yb-doped laser ceramics and the laser oscillations,” The 1st International Laser Ceramic Symposium (2005 E-MRS Fall Meeting), Warsaw, September 5 – 9, 2005. (invited)
28. Akira Shirakawa, Keigo Matsuo, and Ken-ichi Ueda, “Fiber laser coherent array for power scaling, bandwidth narrowing, and coherent beam direction control,” Photonics West 2005, San Jose, January 2005. (invited)
29. Ken-ichi Ueda, J. Lu, K. Takaichi, J.-F. Bisson, A. Shirakawa, H. Yagi, T. Yanagitani, and A. Kaminskii, “Ceramic lasers, novel solid state laser material,” Frontiers in Optics 2003, The 87th OSA Annual Meeting, ThFF2, Tucson, Oct. 5-9 2003. (invited)
30. Akira Shirakawa, “Sub-9-fs pulse generation tunable in visible (550-700nm) and near-IR (0.9-1.3um) by noncollinear phase-matching and pulse-front matching”, CLEO/Pacific Rim ’99, Seoul, August 1999. (invited)
31. Akira Shirakawa, “Novel Sub-5-fs Pulse Generation by Noncollinear Optical Parametric Amplification,” Sixth International Workshop on Femtosecond Technology, Chiba, July 1999. (invited)
32. A. Shirakawa, I. Sakane, M. Takasaka, and T. Kobayashi, “Sub-5-fs Visible Pulse Generation by Pulse-front-matched Optical Parametric Amplification”, CLEO/QELS 1999, Baltimore, May 1999. (invited)

国内会議招待講演

研 究 業 績

研究業績