236 results on '"Watanabe, K."'
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2. Achievement of high power and long pulse negative ion beam acceleration for JT-60SA NBI
3. Integrated impedance bridge for absolute capacitance measurements at cryogenic temperatures and finite magnetic fields
4. W-band millimeter-wave back-scattering system for high wavenumber turbulence measurements in LHD.
5. Note: Development of real-time epithermal neutron detector for boron neutron capture therapy
6. Development of design technique for vacuum insulation in large size multi-aperture multi-grid accelerator for nuclear fusion
7. Time evolution of negative ion profile in a large cesiated negative ion source applicable to fusion reactors
8. Development of the negative ion beams relevant to ITER and JT-60SA at Japan Atomic Energy Agency
9. Development of 2D soft X-ray measurement system in the large helical device
10. Wide dynamic range neutron flux monitor having fast time response for the Large Helical Device
11. Study on in situ calibration for neutron flux monitor in the Large Helical Device based on Monte Carlo calculations
12. Long-pulse beam acceleration of MeV-class H− ion beams for ITER NB accelerator
13. 100 s extraction of negative ion beams by using actively temperature-controlled plasma grid
14. Development of negative ion extractor in the high-power and long-pulse negative ion source for fusion application
15. High-speed impact test using an inertial mass and an optical interferometer
16. Vacuum insulation of the high energy negative ion source for fusion application
17. First neutral beam injection experiments on KSTAR tokamak
18. Effect of non-uniform electron energy distribution function on plasma production in large arc driven negative ion source
19. Voltage holding study of 1 MeV accelerator for ITER neutral beam injector
20. Beam optics in a MeV-class multi-aperture multi-grid accelerator for the ITER neutral beam injector
21. Development of a plasma generator for a long pulse ion source for neutral beam injectors
22. A study on the neutron monitoring system of LHD based on Monte Carlo simulations
23. Fusion product diagnostics planned for Large Helical Device deuterium experiment
24. Analyses of high power negative ion accelerators for ITER neutral beam injector (invited)
25. Long pulse H− ion beam acceleration in MeV accelerator
26. Analysis of secondary particle behavior in multiaperture, multigrid accelerator for the ITER neutral beam injector
27. Acceleration of ampere class H− ion beam by MeV accelerator
28. Uniform H− ion beam extraction in a large negative ion source with a tent-shaped magnetic filter
29. Novel concept of time-of-flight neutron spectrometer for measurement of the D/T burning ratio in the ITER
30. Design consideration for high-energy-resolution neutron spectrometer based on associated particle detection using proton recoil telescope and time-of-flight technique for ITER
31. Improvement of beam uniformity by magnetic filter optimization in a Cs-seeded large negative-ion source
32. Acceleration of MeV-class energy, high-current-density H−-ion beams for ITER neutral beam system
33. Measurements of rotational transform due to noninductive toroidal current using motional Stark effect spectroscopy in the Large Helical Device
34. Detailed design of ex-vessel neutron yield monitor for ITER
35. Edge plasma measurements near the minimum-B anchor cell of GAMMA10 using Langmuir probe and calorimeter arrays
36. Experimental comparison between plasma and gas neutralization of high-energy negative ion beams
37. High proton ratio plasma production in a small negative ion source
38. Acceleration of 1 MeV, 100 mA Class H− ion beams in a proof-of-principle accelerator for ITER
39. Spatial uniformity of negative ion production in volume negative ion source
40. Development of a large volume negative-ion source for ITER neutral beam injector
41. Optimization of negative ion extractor in a JAERI 400 keV H− ion source
42. Optimization of plasma grid material in cesium-seeded volume negative-ion sources
43. Measurement of grid heat loading in a negative ion source for producing intense H− ion beams by aperture displacement focusing technique
44. Faraday rotation densitometry for Large Helical Device
45. Study of plasma uniformity on JT-60U negative ion source
46. Hydrogen negative ion beam acceleration in a multiaperture five-stage electrostatic accelerator
47. Power flow in the negative-ion based neutral beam injection for JT-60
48. Negative hydrogen ion source for TOKAMAK neutral beam injector (invited)
49. Neutral beams for the International Thermonuclear Experimental Reactor
50. Grid power loading in a multiaperture, multigrid negative ion accelerator
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