Development of IR-FEL with RF guns

Proceedings Related to Development of IR-FEL with RF guns

1. Present Status of Infrared FEL Facility at Kyoto University
   H. Zen, J. Okumura, S. Tagiri, S. Krainara, S. Suphakul, K. Torgasin, T. Kii, K. Masuda, H. Ohgaki, Proceedings of FEL2017, Pages 162-165 (2018)

2. Pulse Duration Measurement of Pico-second DUV Photocathode Driving Laser by Autocorrelation Technique Using Two-Photon Absorption in Bulk Material
   H. Zen, T. Nakajima, T. Kii, K. Masuda, H. Ohgaki, Proceedings of FEL2017, Pages 439-441 (2018)

3. Development of Mid-Infrared Photoacoustic Spectroscopy System for Solid Samples at Kyoto University Free Electron Laser Facility
   J. Okumura, H. Zen, T. Kii, H. Ohgaki, Proceedings of FEL2017, Pages 370-373 (2018)

4. Development of Compact THz Coherent Undulator Radiation Source at Kyoto University
   S. Krainara, H. Zen, T. Kii, H. Ohgaki, S. Suphakul, Proceedings of FEL2017, Pages 158-161 (2018)

5. Study on Second Harmonic Generation in SiC Using Infrared FEL
   S. Tagiri, H. Zen, T. Kii, and H. Ohgaki, Proceedings of FEL2017, Pages 374-377 (2018)

6. Feasibility Study of Photocathode Opearation of Thermionic RF Gun at KU-FEL
   H. Zen, K. Morita, T. Murata, T. Nogi, S. Suphakul, K. Torgasin, T. Kii, K. Masuda, H. Ohgaki, R. Kuroda, Proceedings of IPAC2016, Pages 754-756 (2016)

7. Photoemission Properties of LaB6 and CeB6 Under Various Temperature and Incident Photon Energy Conditions
   K. Morita, H. Zen, K. Masuda, K. Torgasin, T. Katsurayama, T. Murata, S. Suphakul, H. Yamashita, T. Nogi, T. Kii, K. Nagasaki, H. Ohgaki,
   Proceedings of IPAC2016, Pages 2088-2090 (2016)

8. Generation of Short Bunch Electron Beam from Compact Accelerator for Terahertz Radiation
   S. Suphakul, H. Zen, K. Morita, K. Torgasin, K. Masuda, T. Kii, H. Ohgaki, Proceedings of IPAC2016, Pages 1757-1759 (2016)

9. Development of Compact Seeded Terahertz Free-Electron Laser Amplifier System at Kyoto University
   S. Suphakul, K. Damminsak, H. Zen, T. Kii and H. Ohgaki, Proceedings of IRMMW-THz 2015 (2015)

10. Development of Phonon Dynamics Measurement System by MIR-FEL and Pico-second Laser
    T. Murata, H. Zen, T. Katsurayama, T. Nogi, S. Suphakul, K. Torgasin, T. Kii, K. Masuda, H. Ohgaki, K. Yoshida, K. Hachiya,
    Proceedings of FEL2015, Pages 615-617 (2015)

11. Development of Coherent Terahertz Wave Sources Using LEBRA and KU-FEL S-band Linacs
    N. Sei, H. Ogawa, K. Hayakawa, T. Tanaka, Y. Hayakawa, K. Nakao, T. Sakai, K. Nogami, M. Inagaki, H. Ohgaki, H. Zen,
    Proceedings of FEL2015, Pages 143-146 (2015).

12. Electron Beam Properties from a Compact Seeded Terahertz FEL Amplifier at Kyoto University
    K. Damminsek, S. Rimjaem, C. Thongbai, S. Suphakul, H. Ohgaki, H. Zen, Proceedings of FEL2015, Pages 85-88 (2015).

13. Development of Photocathode Drive Laser System for RF Guns in KU-FEL
    H. Zen, S. Suphakul, T. Kii, H. Ohgaki, R. Kuroda, Y. Taira, Proceedings of FEL2014, Pages 828-831 (2015).

14. Potential Photochemical Applications of the Free Electron Laser Irradiation Technique in Living Organisms
    F. Shishikura, K. Hayakawa, Y. Hayakawa, K. Nakao, M. Inagaki, K. Nogami, T. Sakai, T. Tanaka, H. Zen, T. Kii, H. Ohgaki, T. Sakae,
    Proceedings of FEL2014, Pages 505-508 (2015).

15. Development of Compact THz-FEL System at Kyoto University
    S. Suphakul, Y. Tsugamura, H. Zen, T. Kii, H. Ohgaki, Q.K. Jia, Proceedings of FEL2014, Pages 501-504 (2015).

16. Stabilization of Mid-infrared FEL by Feedback Controls
    H. Zen, K. Okumura, K. Takami, Y. Tsugamura, M. Inukai, K. Mishima, H. Negm, K. Torgasin, K. Yoshida T. Kii, K. Masuda, H. Ohgaki,
    Proceedings of IPAC2014, Pages 1745-1747 (2014).

17. Present Status of Kyoto University Free Electron Laser
    H. Zen, M. Inukai, K. Okumura, K. Mishima, K. Torgasin, H. Negm, M. Omer, K. Yoshida, R. Kinjo, T. Kii, K. Masuda, H. Ohgaki,
    Proceedings of FEL2013, Pages 711-714 (2013).

18. Study on Electron Beam Stabilization in KU-FEL
    K. Okumura, H. Zen, M. Inukai, Y. Tsugamura, K. Mishima, K. Torgasin, H. Negm, M. Omer, K. Yoshida, T. Kii, K. Masuda, H. Ohgaki,
    Proceedings of FEL2013, Pages 602-605 (2013).

19. Numerical Study on Electron Beam Properties in Triode Type Thermionic RF Gun
    K. Mishima, K. Torgasin, K. Masuda, M. Inukai, K. Okumura, H. Negm, M. Omer, K. Yoshida, H. Zen, T. Kii, H. Ohgaki,
    Proceedings of FEL2013, Pages 344-347 (2013).

20. Development of Beam Position Feedback Control System in KU-FEL
    H. Ohgaki, H. Zen, Y. W. Choi, H. Imon, T. Kii, R. Kinjo, T. Konstantin, K. Masuda, H. Negm, K. Okumura, M. Omer, M. Shibata, K. Shimahashi, K. Yoshida
    Proceedings of IPAC2013, Pages 2968-2970 (2013).

21. Improvement of KU-FEL Performance by Replacing Undulator and Optical Cavity
    H. Zen, K. Okumura, K. Shimahashi, M. Shibata, H. Imon, T. Konstantin, H. Negm, M. Omer, K. Yoshida, Y.W. Choi, R. Kinjo, M. A. Bakr,
    T. Kii, K. Masuda, H. Ohgaki, Proceedings of FEL2012, Pages 449-452 (2013).

22. Development of Multi-bunch Laser System for Photocathode RF Gun in KU-FEL
    K. Shimahashi, H. Zen, T. Kii, K. Okumura, M. Shibata, H. Imon, T. Konstantin, H. Negm, M. Omer, K. Yoshida, Y.W. Choi, R. Kinjo, K. Masuda, H. Ohgaki
    Proceedings of FEL2012, Pages 173-176 (2013).

23. Design and Numerical Simulation of THz-FEL Amplifier in Kyoto University
    M. Bakr, K. Shimahashi, K. Yoshida, H. Negm, M. Omer, R. Kinjo, Y.W. Choi, H. Zen, T. Kii, K. Masuda, and H.Ohgaki,
    Proceedings of FEL2012, Pages 519-522 (2013).

24. Observation of High Harmonic Generation from 6H-SiC Irradiated by MIR-FEL
    K. Yoshida, H. Zen, K. Okumura, K. Shimahashi, M. Shibata, T. Komai, H. Imon, H. Negm, M. Omer, Y. W. Choi, R. Kinjo, T. Kii, K. Masuda, H. Ohgaki,
    Proceedings of FEL2012, Pages 555-557 (2013).

25. Practical Design of Resonance Frequency Tuning System for Coaxial RF Cavity for Thermionic Triode RF Gun
    K. Torgasin, H. Imon, M. Takasaki, R. Kinjo, Y.W. Choi, M. Omer, K. Yoshida, H. Negm, K. Shimahashi, M. Shibata, K. Okumura, H. Zen,
    T. Kii, K. Masuda, K. Nagasaki and H. Ohgaki, Proceedings of FEL2012, Pages 333-336 (2013).

26. Pulse Structure Measurement of Near-Infrared FEL in Burst-Mode Operation of LEBRA LINAC,
    K. Nakao, K.Hayakawa, Y. Hayakawa, M. Inagaki, K. Nogami, T. Sakai, T. Tanaka, H. Zen, Proceedings of FEL2012, Pages 472-474 (2013).

27. Pit Formation on Dental Hard Tissues Using Two Different Free Electron Laser Sources, LEBRA-FEL and KU-FEL,
    T. Sakae, T. Kuwada, Y. Hayakawa, T. Tanaka, K. Nakao, M. Inagaki, K. Nogami, K. Hayakawa, I. Sato, H. Zen, T. Kii, H. Ohgaki,
    Proceedings of FEL2012, Pages 563-565 (2013).

28. Assessment of Thermionic Emission Properties and Back Bombardment Effects for LaB6 and CeB6
    Mahmoud Bakr, R. Kinjo, Y.W. Choi, M. Omer, K. Yoshida, K. Ishida, N. Kimura, T. Komai, M. Shibata, K. Shimahashi, H. Imon, T. Sonobe, H. Zen,
    M. Kawai, T. Kii, K. Masuda, and H. Ohgaki, Proceedings of FEL2011, Pages 557-560 (2012).

29. Evaluation of Lasing Range with a 1.8 m Undulator in KU-FEL,
    K. Ishida, M.A. Bakr, R. Kinjo, Y.W. Choi, M. Omer, K. Yoshida, N. Kimura, T. Komai, M. Shibata, K. Shimahashi, H. Imon, H. Zen, T. Sonobe,
    K. Masuda, T. Kii and H. Ohgaki, Proceedings of FEL2011, Pages 417-419 (2012).

30. Development of Material Analysis Facility in KU-FEL
    K. Yoshida, T. Sonobe, H. Zen, M. A. Bakr. Y. W. Choi, M. Omer, R. Kinjo, K. Ishida, N. Kimura, K. Shimahashi, T. Komai, M. Shibata, H. Imon,
    T. Kii, K.Masuda, H.Ohgaki, Proceedings of FEL2011, Pages 190-193 (2012).

31. Cavity Detuning Method to Compensate Beam Energy Decrement in Thermionic RF Gun due to Backbombardment Effect
    H. Zen, M. A. Bakr, K. Higashimura, T. Kii, R. Kinjo, K. Masuda, K. Nagasaki and H. Ohgaki, Proceedings of IPAC’10, Pages 1725-1727 (2010).

32. Comparison Between Hexaboride Materials for Thermionic Cathode RF Gun
    M. A. Bakr, K. Yoshida, S. Ueda, M. Takasaki, R. Kinjo, Y. W. Choi, H. Zen, T. Sonobe, T. Kii, K. Masuda, H. Ohgaki,
    Proceedings of IPAC’10, Pages 1782-1784 (2010).

33. Status of the MIR-FEL Facility in Kyoto University
    H. Ohgaki, T. Kii, K. Masuda, M. A. Bakr, K. Higashimura, R. Kinjo, K. Yoshida, S. Ueda , T. Sonobe, H. Zen, and Y. U. Jeong,
    Proceedings of FEL2009, Pages 572-575 (2009).

34. Slippage Effect on the Table-Top THz FEL Amplifier Project in Kyoto University,
    T. Kii, K. Higasimura, M. A. Bakr, R. Kinjo, K. Yoshida, S. Ueda, K. Masuda, H. Ohgaki, T. Sonobe, H. Zen,
    Proceedings of FEL2009, Pages 390-393 (2009).

35. Lasing of MIR-FEL and Construction of User Beamline at Kyoto University
    M. A. Bakr, K. Yoshida, K. Higashimura, R. Kinjo, H. Zen, T. Kii, T. Sonobe, K. Masuda, H. Ohgaki, Y. U. Jeong
    Proceedings of PAC09, Pages 1269-1271 (2009).

36. Beam Loading Compensation by RF Detuning in a Thermionic RF Gun
    H. Zen, K. Higashimura, T. Kii, R. Kinjo, K. Masuda, H. Ohgaki, Proceedings of FEL08, Pages 367-370 (2008).

37. Beam Energy Compensation by RF Amplitude Control for Thermionic RF Gun and Linac Based Mid-Infrared FEL
    H. Zen, T. Kii, R. Kinjo, S. Sasaki, T. Shiiyama, K. Masuda, H. Ohgaki, Proceedings of EPAC08, Pages 1329-1331 (2008).

38. First Lasing of MIR-FEL at Kyoto University
    H. Ohgaki, T. Kii, K. Masuda, K. Higashimura, R. Kinjo, H. Zen, K. Yoshikawa, T. Yamazaki, Y. U. Jeong, Proceedings of FEL08, Pages 4-7 (2008).

39. Design Study on THz Seeded FEL Using Photocathode RF Gun and Short Period Undulator
    T. Kii, K. Higasimura, H. Zen, R. Kinjo, K. Masuda, H. Ohgaki, R. Kuroda, Y.U. Jeong, Proceedings of FEL08, Pages 196-199 (2008).

40. MIR-FEL with 4.5-Cell Thermionic RF-Gun
    T. Kii, H. Zen, K. Higasimura, R. Kinjo, K. Masuda, H. Ohgaki, Proceedings of LINAC08, Pages 477-479 (2008).

41. Numerical Study on the Optimum Cavity Voltage of RF Gun and Bunch Compression Experiment in KU-FEL
    H. Zen, T. Kii, K. Masuda, H. Ohgaki, S. Sasaki, T. Shiiyama, Proceedings of FEL 2007, Pages 402-405 (2007).

42. Present Status of FEL Development in Kyoto University
    S. Sasaki, H. Zen, T. Shiiyama, T. Kii, K. Masuda, H. Ohgaki, Proceedings of FEL 2007, Pages 394-397 (2007).

43. Beam Properties from S-band Energy Compensated Thermionic RF Gun and LINAC for KU-FEL
    T. Kii, H. Ohgaki, K. Masuda, S. Sasaki, T. Shiiyama, H. Zen, Proceedings of FEL 2007, Pages 386-389 (2007).

44. Numerical Evaluation of Oscillator FEL with Multibunch Photo-Cathode RF-Gun in Kyoto University
    H. Ohgaki, T. Kii, K. Masuda, S. Sasaki, T. Shiiyama, H. Zen, R. Kuroda, M. Kuriki, N. Terunuma, J. Urakawa, Y. Kamiya, M. Washio,
    Proceedings of FEL 2007, Pages 390-393 (2007).

45. A Triode-Type Thermionic RF Gun for Drastic Reduction of Back-Streaming Electrons
    T. Shiiyama, K. Masuda, H. Zen, S. Sasaki, T. Kii, H. Ohgaki, K. Kanno, E. Tanabe, Proceedings of FEL 2007, Pages 398-401 (2007).

46. Beam Charge Feedback System for Thermionic Cathode RF-Gun
    H. Ohgaki, T. Kii, K. Masuda, T. Yamazaki, K. Yoshikawa, H. Zen, Proceedings of PAC07, Pages 254-256 (2007).

47. Design Study of RF Triode Structure for the KU-FEL Thermionic RF Gun
    K. Masuda, K. Kusukame, T. Shiiyama, H. Zen, T. Kii, H. Ohgaki, K. Yoshikawa, T. Yamazaki, Proceedings of FEL 2006, Pages 656-659 (2006).

48. Magnetic Field Measurement of Undulator in KU-FEL
    M. Nakano, N. Okawachi, H. Zen, T. Kii, K. Masuda, H. Ohgaki, K. Yoshikawa, T. Yamazaki, Proceedings of FEL 2006, Pages 660-663 (2006).

49. Production of Electron Beam with Constant Energy by Controlling Input Power into a Thermionic RF Gun
    N. Okawachi, M. Nakano, H. Zen, T. Kii, K. Masuda, H. Ohgaki, K. Yoshikawa, T. Yamazaki, Proceedings of FEL 2006, Pages 664-667 (2006).

50. Electron Beam Energy Compensation by Controlling RF Pulse Shape
    T. Kii, Y. Nakai, T. Fukui, H. Zen, K. Kusukame, K. Masuda, H. Ohgaki, K. Yoshikawa, T. Yamazaki,
    Proceedings of the 27th International Free Electron Laser Conference, Pages 584-587 (2005).

51. Numerical Study on the Undulator in KU-FEL
    T. Fukui, Y. Nakai, H. Zen, K. Kusukame, T. Kii, K. Masuda, H. Ohgaki, K. Yoshikawa, T. Yamazaki,
    Proceedings of the 27th International Free Electron Laser Conference, Pages 195-198 (2005).

52. Particle Simulations of a Thermionic RF Gun with Gridded Triode Structure for Reduction of Back-Bombardment
    K. Masuda, K. Kusukame, T. Kii, H. Ohgaki, H. Zen, T. Fukui, Y. Nakai, K. Yoshikawa and T. Yamazaki,
    Proceedings of the 27th International Free Electron Laser Conference, Pages 588-591 (2005).

53. Beam Property Measurements on the KU-FEL LINAC
    K. Masuda, K. Hayakawa, T. Kii, S. Murakami, H. Ohgaki, T. Yamazaki, K. Yoshikawa, H. Zen,
    Proceedings of the 2004 FEL Conference, Pages 450-453 (2004).

54. Reducing Back-Bombardment Effect Using Thermionic Cathode in IAE RF Gun
    T. Kii, K. Hayakawa, K. Masuda, S. Murakami, H. Ohgaki, T. Yamazaki, K. Yoshikawa, H. Zen,
    Proceedings of the 2004 FEL Conference, Pages 443-446 (2004).

55. Renewal of KU-FEL Facility
    T. Kii, K. Hayakawa, S. Murakami, H. Zen, K. Masuda, H. Ohgaki, K. Yoshikawa, T. Yamazaki,
    Proceedings of the 2004 FEL Conference, Pages 447-449 (2004).

56. Upgrade Design of KU-FEL Driver LINAC Using Photo-Cathode RF-Gun,
    H. Ohgaki, K. Hayakawa, S. Murakami, H. Zen, T. Kii, K. Masuda, K. Yoshikawa, T. Yamazaki,
    Proceedings of the 2004 FEL Conference, Pages 454-457 (2004).