All Stories

  1. Introduction of a control network survey and its simulation for high energy particle accelerators.

    Article • Review of Scientific Instruments, July 2023, American Institute of Physics

    Dr. Tsuyoshi Suwada, Yuichi Okayasu

  2. First direct measurement of electron and positron bunch characteristics at the positron source

    Article • AIP Advances, April 2023, American Institute of Physics

    Dr. Tsuyoshi Suwada

  3. Direct Observation of Positron Capture Process at the Positron Source of the SuperKEKB B-Factory

    Article • Scientific Reports, November 2022, Springer Science + Business Media

    Dr. Tsuyoshi Suwada

  4. Characteristic Analysis of Wideband Beam Monitor with High-Frequency Pickups

    Article • Review of Scientific Instruments, September 2022, American Institute of Physics

    Dr. Tsuyoshi Suwada

  5. First simultaneous detection of electron and positron bunches at the positron capture section

    Article • Scientific Reports, June 2021, Springer Science + Business Media

    Dr. Tsuyoshi Suwada

  6. Signal transmission lines and noise reduction technique in linear accelerators

    Article • Review of Scientific Instruments, October 2020, American Institute of Physics

    Dr. Tsuyoshi Suwada

  7. Longitudinal phase-space diagnostics using a stripline-type beam-timing monitor at the KEKB injector linac

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, January 2020, Elsevier

    Dr. Tsuyoshi Suwada

  8. Angle Detection Using a Continuously Rotating Gyro for Large Scale Profile Evaluation – Reversal Measurement for Eliminating Gyro Drift –

    Article • International Journal of Automation Technology, July 2018, Fuji Technology Press Ltd.

    Dr. Tsuyoshi Suwada

  9. Spatiotemporal Diffusive Evolution and Fractal Structure of Ground Motion

    Article • Journal of the Physical Society of Japan, February 2018, Physical Society of Japan

    Dr. Tsuyoshi Suwada

  10. Construction and commissioning of direct beam transport line for PF-AR

    Article • Journal of Physics Conference Series, July 2017, Institute of Physics Publishing

    Dr. Tsuyoshi Suwada

  11. Optimization of an hybrid positron source using channeling

    Article • Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms, July 2017, Elsevier

    Dr. Tsuyoshi Suwada

  12. Real-time observation of dynamic floor motion of the KEKB injector linac with a laser-based alignment system

    Article • Physical Review Accelerators and Beams, March 2017, American Physical Society (APS)

    Dr. Tsuyoshi Suwada

  13. Elimination of Gyro Drift by Using Reversal Measurement

    Article • International Journal of Automation Technology, July 2015, Fuji Technology Press Ltd.

    Dr. Tsuyoshi Suwada

  14. Investigations on a hybrid positron source with a granular converter

    Article • Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms, July 2015, Elsevier

    Dr. Tsuyoshi Suwada

  15. Wide dynamic range FPGA-based TDC for monitoring a trigger timing distribution system in linear accelerators

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, June 2015, Elsevier

    Dr. Tsuyoshi Suwada

  16. Straightness evaluation using inclinometers with a pair of offset bars

    Article • Precision Engineering, January 2015, Elsevier

    Dr. Tsuyoshi Suwada

  17. Numerical Design Analysis of Energy-Spread Monitor Using Multi-Stripline Electrodes

    Article • IEEE Transactions on Nuclear Science, April 2014, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Tsuyoshi Suwada

  18. Development of an intense positron source using a crystal-amorphous hybrid target for linear colliders

    Article • Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms, January 2014, Elsevier

    Dr. Tsuyoshi Suwada

  19. Large-scale accelerator alignment using an inclinometer

    Article • Precision Engineering, October 2013, Elsevier

    Dr. Tsuyoshi Suwada

  20. Numerical design analysis of energy-spread monitor using multi-stripline electrodes

    Article • October 2013, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Tsuyoshi Suwada

  21. Propagation and stability characteristics of a 500-m-long laser-based fiducial line for high-precision alignment of long-distance linear accelerators

    Article • Review of Scientific Instruments, September 2013, American Institute of Physics

    Dr. Tsuyoshi Suwada

  22. Accelerator control system at KEKB and the linac

    Article • Progress of Theoretical and Experimental Physics, March 2013, Oxford University Press (OUP)

    Dr. Tsuyoshi Suwada

  23. Accelerator design at SuperKEKB

    Article • Progress of Theoretical and Experimental Physics, March 2013, Oxford University Press (OUP)

    Dr. Tsuyoshi Suwada

  24. Achievements of KEKB

    Article • Progress of Theoretical and Experimental Physics, March 2013, Oxford University Press (OUP)

    Dr. Tsuyoshi Suwada

  25. Commissioning of KEKB

    Article • Progress of Theoretical and Experimental Physics, March 2013, Oxford University Press (OUP)

    Dr. Tsuyoshi Suwada

  26. The KEKB injector linac

    Article • Progress of Theoretical and Experimental Physics, March 2013, Oxford University Press (OUP)

    Dr. Tsuyoshi Suwada

  27. Characteristic analysis of coupled transmission lines in stripline-type beam position monitor

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, March 2013, Elsevier

    Dr. Tsuyoshi Suwada

  28. Experimental investigation on focusing characteristics of a He-Ne laser using circular Fresnel zone plate for high-precision alignment of linear accelerators

    Article • Review of Scientific Instruments, May 2012, American Institute of Physics

    Dr. Tsuyoshi Suwada

  29. Experimental study of new laser-based alignment system at the KEK B-factory injector linear accelerator

    Article • Review of Scientific Instruments, December 2010, American Institute of Physics

    Dr. Tsuyoshi Suwada

  30. A POSITRON SOURCE USING CHANNELING IN CRYSTALS FOR LINEAR COLLIDERS

    Article • International Journal of Modern Physics A, June 2010, World Scientific Pub Co Pte Lt

    Dr. Tsuyoshi Suwada

  31. New beam-charge interlock system for radiation safety at the KEKB injector linac

    Article • Review of Scientific Instruments, January 2008, American Institute of Physics

    Dr. Tsuyoshi Suwada

  32. First application of a tungsten single-crystal positron source at the KEK B factory

    Article • Physical Review Special Topics - Accelerators and Beams, July 2007, American Physical Society (APS)

    Dr. Tsuyoshi Suwada

  33. Lattice and beam optics design for suppression of CSR-induced emittance growth at the KEK-ERL test facility

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, June 2007, Elsevier

    Dr. Tsuyoshi Suwada

  34. Beam operation with crab cavities at KEKB

    Article • January 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Tsuyoshi Suwada

  35. Beam-beam effects observed at KEKB

    Article • January 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Tsuyoshi Suwada

  36. Compensationof the crossing angle with crab cavities at KEKB

    Article • January 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Tsuyoshi Suwada

  37. Enhancement of the positron intensity by a tungsten single-crystal target at the KEKB injector linac

    Article • January 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Tsuyoshi Suwada

  38. Quadrupole HOM damping with eccentric-fluted beam pipes

    Article • January 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Tsuyoshi Suwada

  39. Recent progress of KEKB

    Article • January 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Tsuyoshi Suwada

  40. Status of R&D efforts toward the ERL-based future light source in Japan

    Article • January 2007, Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Tsuyoshi Suwada

  41. Experimental study of positron production from a 2.55-mm-thick silicon crystal target using 8-GeV electron beams with high-bunch charges

    Article • Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms, November 2006, Elsevier

    Dr. Tsuyoshi Suwada

  42. A conceptual pre-injector design for the KEK-ERL test accelerator

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, February 2006, Elsevier

    Dr. Tsuyoshi Suwada

  43. New energy-spread-feedback control system using nondestructive energy-spread monitors

    Article • Physical Review Special Topics - Accelerators and Beams, November 2005, American Physical Society (APS)

    Dr. Tsuyoshi Suwada

  44. Experimental study of positron production from silicon and diamond crystals by 8-GeV channeling electrons

    Article • Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms, January 2005, Elsevier

    Dr. Tsuyoshi Suwada

  45. Trigger-timing signal distribution system for the KEK electron/positron injector linac

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, April 2004, Elsevier

    Dr. Tsuyoshi Suwada

  46. Nondestructive beam energy-spread monitor using multi-strip-line electrodes

    Article • Physical Review Special Topics - Accelerators and Beams, March 2003, American Physical Society (APS)

    Dr. Tsuyoshi Suwada

  47. Commissioning of KEKB

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, February 2003, Elsevier

    Dr. Tsuyoshi Suwada

  48. The KEKB injector linac

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, February 2003, Elsevier

    Dr. Tsuyoshi Suwada

  49. Measurement of positron production efficiency from a tungsten monocrystalline target using 4- and 8-GeV electrons

    Article • January 2003, American Physical Society (APS)

    Dr. Tsuyoshi Suwada

  50. Experimental study of positron production from a W single crystal by the KEK 8-GeV electron linac beam

    Article • Nuclear Instruments and Methods in Physics Research Section B Beam Interactions with Materials and Atoms, January 2003, Elsevier

    Dr. Tsuyoshi Suwada

  51. Multipole Analysis of Electromagnetic Field Generated by Single-Bunch Electron Beams

    Article • Japanese Journal of Applied Physics, February 2001, Institute of Physics Publishing

    Dr. Tsuyoshi Suwada

  52. Stripline-type beam-position-monitor system for single-bunch electron/positron beams

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, February 2000, Elsevier

    Dr. Tsuyoshi Suwada

  53. Absolute Beam-Charge Measurement Tecnhiques for Single-Bunch Electron Beams

    Article • Japanese Journal of Applied Physics, February 2000, Institute of Physics Publishing

    Dr. Tsuyoshi Suwada

  54. New analysis and performance of a wall-current monitor

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, September 1997, Elsevier

    Dr. Tsuyoshi Suwada

  55. Search for susy particles in e+e− annihilation at tristan

    Article • Physics Letters B, February 1989, Elsevier

    Dr. Tsuyoshi Suwada

  56. Charge asymmetry measurement in e+e−→μ+μ− and τ+τ− reactions at and 55 GeV

    Article • Physics Letters B, July 1988, Elsevier

    Dr. Tsuyoshi Suwada

  57. TOPAZ barrel electromagnetic calorimeter at TRISTAN, KEK

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, July 1988, Elsevier

    Dr. Tsuyoshi Suwada

  58. Search for sequential heavy leptons ine+

    Article • March 1988, American Physical Society (APS)

    Dr. Tsuyoshi Suwada

  59. Search for Top Quark ine+

    Article • Physical Review Letters, January 1988, American Physical Society (APS)

    Dr. Tsuyoshi Suwada

  60. Measurement of the processes e+e−→e+e− and e+e−→γγ at

    Article • Physics Letters B, January 1988, Elsevier

    Dr. Tsuyoshi Suwada

  61. Time resolution of a large area planar spark counter

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, January 1988, Elsevier

    Dr. Tsuyoshi Suwada

  62. A test of a planar spark counter of 500 μm spark gap

    Article • Nuclear Instruments and Methods in Physics Research Section A Accelerators Spectrometers Detectors and Associated Equipment, November 1987, Elsevier

    Dr. Tsuyoshi Suwada

  63. Performance Test of the TOPAZ Barrel Calorimeter

    Article • Japanese Journal of Applied Physics, March 1987, Institute of Physics Publishing

    Dr. Tsuyoshi Suwada

  64. Energy-Spread Feedback System for the KEKB Injector Linac

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Tsuyoshi Suwada

  65. Recent Progress at KEKB

    Article • Institute of Electrical & Electronics Engineers (IEEE)

    Dr. Tsuyoshi Suwada