Contents

1I. National Institute for Fusion Science April 2013 – March 2014

4II. Research Activities

41. Large Helical Device (LHD) Project

41-1. LHD Experiment

4
(1) Overview of LHD Experiment
6
(2) Divertor and Edge Plasma Physics
6
§1. Local Particle Balance Analysis in the Closed Helical Divertor
7
§2. Studies of Particle Control and Mitigation of Heat Load by Closed Divertor and Detachment
8
§3. Stability Analysis of RMP Assisted Detachment in LHD
9
§4. Evolution of Two Dimensional Radiation Profiles during RMP Assisted Detachment in LHD
10
§5. Bursty Behavior during the Detachment in the LHD Plasma with a Perturbation Field Applied
11
§6. Stable Sustainment of Divertor Detachment in High Beta Plasma Using Resonant Magnetic Perturbation Field in LHD
12
§7. MHD Bursts Observed in a Detached Plasma Sustained by the m/n = 1/1 RMP Field in LHD
13
§8. He Gas Exhaust Experiments in LHD Closed Divertor with Pumping Function and Resonance Magnetic Perturbation Coils
14
§9. Density Modulation Experiments in Detached Plasma of LHD
15
§10. Investigation of Spatial Profile of the LHD Detached Plasma
16
§11. Complete Detachment of e-ITB Plasmas
17
§12. Analysis of Toroidal Asymmetric Properties of Non-diffusive Transport and Magnetic Island Geometry in the LHD Detached Plasma
18
§13. Multi-pin Langmuir Probe Measurement near the LHD Divertor Leg
19
§14. Measurements of Carbon Emission at the Edge Stochastic Layer for Impurity Transport Study in LHD
20
§15. Two-Dimensional Study of Edge Carbon Transport in Stochastic Magnetic Layer of LHD
21
§16. Ion Temperature Measurement of Carbon Impurities in the Ergodic Layer of LHD Using 3 m Normal Incidence VUV Spectrometer
22
§17. Vacuum-ultraviolet Spectroscopy in Detached Plasmas with Neon Gas Seeding in LHD
23
§18. Experimental Estimation of Particle Transport in Stochastic Region in LHD Using MHD Event
24
§19. Role of Pfirsch-Schlüter Current in Edge Transport Barrier Region with Resonant Magnetic Perturbations
25
§20. Finite Beta Effect on Plasma Parameters of LHD Divertor Legs
26
§21. Physics Study on 3-D Helical Equilibrium Plasmas in a LHD Plasma with 2-D Imaging Diagnostics
27
§22. Delta NL Feedback Control of Pellet Injection in LHD
28
§23. Direct Observation of the Pellet Plasmoid Homogenization Process in LHD
29
§24. Determination of Space Resolved Characteristics of Pellet Ablation Cloud
30
§25. Simulation Analysis of Dust Transport in LHD Peripheral Plasmas
31
§26. Observation of the Three-dimensional Trajectories of Dusts with Stereoscopic Fast Framing Cameras in LHD Plasmas
32
§27. Hydrogen and Helium Partial Pressure Measurement by the Penning Gauge Spectroscopy
33
§28. SuperSonic Gas Puffing Using an Ultra-Long Laval Nozzle
34
(3) High Beta and MHD Physics
34
§1. Short Interval Measurement of the Thomson Scattering Signals at the Pellet Injection
35
§2. Production of the High-temperature High-beta Plasma
36
§3. Study of Stability Beta Limit in LHD
37
§4. Getting High-Beta Data with Peaked Density Profile for Extrapolation to FFHR-d1 II
38
§5. Suppression of the MHD Instabilities with Non-resonant RMP
39
§6. Dependence of Resonant-magnetic-perturbation Threshold on Magnetic Configuration
40
§7. Response of Interchange Instability to Resonant Magnetic Field by External Coils
41
§8. Nonlinear Analysis on Magnetic Perturbation in Periphery of LHD
42
§9. Identification of Effective Plasma Boundary in High-beta Plasmas
43
§10. Experiments on m/n=2/1 Magnetic Island Dynamics Based on ECCD
44
§11. Experimental Study about Spatial Structure of Short-wavelength Fluctuation Due to MHD Instability in High Beta Region
45
§12. MHD Mode Frequency on 3-dimensional Magnetic Configuration
46
§13. Observation of the m/n = 2/1 Mode Structure by Using the Upgraded Tangentially Viewing VUV Imaging System in LHD
47
§14. Study of MHD Fluctuation with Tearing-Like Mode Structure in LHD
48
§15. Interaction between Resistive Interchange Mode and Helically Trapped Energetic Ions and its Effects on the Energetic Ions and Bulk Plasmas in LHD
49
§16. Effects of MHD Equilibrium Characteristics on the Transport Properties in Helical Plasmas
50
§17. Study of Interaction between Magnetic Island and Plasma Flow Using Electrode Biasing Method
51
§18. Particle Transport in High Beta Plasma of LHD
52
§19. Study of Magnetic Structure Using Heat Pulse Propagation Method
53
§20. Fast RF Spectrometer System on LHD
54
§21. Reconstruction of the Eddy Current Profile on the Vacuum Vessel in a Reversed Field Pinch Device Using only External Magnetic Sensor Signals
55
§22. Effect of Re-entering Fast Ion Produced by NB on the Heating Power Profile and Velocity Distribution Function
56
(4) Extension of High Temperature Regime and Related Physics
56
§1. Extension of High-Ion Temperature Regime in 17th Experiment Campaign of LHD
57
§2. Integration of Ion ITB and Electron ITB in the Large Helical Device
58
§3. Realization of High Ti Plasmas Using RF Wall Conditioning in the Established Confined Magnetic Field in the LHD
59
§4. Impact of Carbon Impurities on the Confinement of High Ion Temperature Discharges in the Large Helical Device
60
§5. Integrated Simulation of C-pellet Injected High Ion Temperature Plasma of LHD
61
§6. Observation of Ti Increase in the ECRH Heated Plasmas in the LHD
62
§7. Reversal of Radial Particle Flux of Carbon Impurity during Impurity Hole Formation on LHD
63
§8. Measurement of Core Stochastization on High Ti Plasma Using Heat Pulse Propagation
64
§9. Comparison of the Wall Conditioning Effects between ICH and ECH Discharge Cleaning from a Viewpoint of the Microscopic Modification of the First-wall Surface of the LHD
65
(5) Steady-State Operation and Plasma Wall Interaction
65
§1. Development of High Power Plasma Heating and PWI Study Using Steady-sate Discharge
66
§2. Improving Plasma Performances on Steady-state Operation
67
§3. Long-Pulse Sustainment of High Performance ITB Plasmas by Use of EC-Waves
68
§4. Global Helium Particle Balance Analysis in LHD
69
§5. Particle Balance Study in Steady-state Operation of Pure Hydrogen Plasma with Central Beam Fueling
70
§6. Observation of Plasma Termination Processes at the End of Long Pulse Discharges in LHD
71
§7. Application of Resonant Magnetic Perturbation for long pulse discharge in LHD
72
§8. Feedback Control of Plasma Density and Heating Power for Steady State Operation in the LHD
73
§9. Poloidal Broadening of the Divertor Heat Flux Depending on the Radius of the Magnetic Axis
74
§10. Change of Surface Properties of First Wall Due to Installation of Closed Divertors
75
§11. Investigation of the Physical Properties of the Mixed-material Deposition Layer Formed on the First Wall Surface of the LHD
76
§12. Helium Retention Properties under Long Pulse Discharges in LHD
77
§13. Dynamic Retention of Helium Long Discharges in LHD
78
§14. Material Migration Study in LHD
79
§15. Analysis for Plasma Wall Interactions in LHD Using Material Probes
80
§16. Plasma Exposure of Cylinder with Fins for Comparison with Simulation
81
§17. Microstructural Characterization for the Exfoliation Mechanism of the Mixed-material Deposition Layer during Long Pulse Discharges in LHD
82
§18. Short- and Long-term Dust Collection in LHD with Dc-biased Substrates
83
§19. Locus Analysis of Dust in Fusion Device by 3D Stereo Image Measurement
84
§20. Analyses of Generation and Behavior of Fine Particles by Laser Light Scattering in LHD
85
§21. Electrostatic Dust Detector in LHD
86
§22. Quartz Crystal Microbalance Method for Real-time Dust Monitoring in LHD
87
§23. Stability of Advanced Tungsten - SiC/SiC Plate under Plasma Exposure in LHD
88
§24. Temperature Impact on W Surface Exposed to He Plasma in LHD and its Consequences for the Material Properties
89
§25. Erosion Properties of Tungsten at Elevated Temperature
90
§26. Development of VPS-W Coated Carbon Materials for LHD Divertor
91
§27. Fluctuation Analysis of Correlation ECE in Long Pulse Discharge
92
(6) Transport Physics
92
§1. Comparative Studies of Magnetic Islands and Stochastic Layers in DIII-D and LHD
93
§2. Extended Study of RMP Effect on Particle Transport in LHD
94
§3. Profile Shaping Experiments: Pellet Injection Studies
95
§4. Heat Transport in Hydrogen and Helium ECRH Plasmas on LHD
96
§5. Comparison of the Particle Transport in Hydrogen and Helium Plasma in LHD
97
§6. Simulations of the Radial Profiles of Neutral Particle Density in Hydrogen and Helium Plasmas in the LHD
98
§7. Investigation of Momentum Transport and Characteristics of Intrinsic Torque in LHD
99
§8. Reversal of Intrinsic Rotation and Torque Driven by ECH in LHD Plasmas
100
§9. Observation of Troidal Flow Driven with Co and Counter Injected Neutral Beam
101
§10. Observation of the Spontaneous Toroidal Plasma Flow in Co-direction at about Half the Plasma Minor Radius
102
§11. Neoclassical Viscosity and Zonal Flows during the Ion-electron Root in the TJ-II and LHD
103
§12. Investigation of the Configuration Dependence of the Poloidal Torque Using Biased Electrode for the LHD Plasmas
104
§13. Response of Ion Scale Turbulence with Er Profile Using Scanning Electrode
105
§14. Analysis Method to Study Dynamics of Turbulence-driven Transport in LHD
106
§15. Observation of Turbulence Propagation at ELM Event in LHD Plasmas
107
§16. Study of Non-local Ion Transport with Repetitive Pellets
108
§17. Observation of Large Electrostatic Potential Fluctuation Associated with the Energetic-particle Driven Geodesic Acoustic Mode in the LHD Plasmas
109
§18. Two-dimensional Potential Measurements with HIBP on the LHD
110
§19. Time Evolution of Bulk Ion Temperature in a Reversed Magnetic Shear Plasma Produced by Counter Neutral Beam Injection on LHD
111
§20. Density Clamping by ECRH Applied at the Magnetic Ripple Top or Bottom on LHD
112
§21. Suppression of Impurity Accumulative Behavior in Steady-State Discharges with High Power Heating
113
§22. Study of Transport Characteristics of Multiple Impurities Depending on the Impurity Source Location in LHD
114
§23. First Result on Impurity Transport Study at Plasma Core of LHD Using Fe n=3-2 Lα Transition Array
115
§24. Quasilinear Carbon Transport in Impurity Hole Plasma
116
§25. X-ray Spectrum Emitted from Argon Periodically Puffed Plasma in LHD
117
(7) Atomic and Molecular Process
117
§1. Stereoscopic Measurement of Three-Dimensional Positions of Encapsulated Impurity Ablation by TESPEL Injection
118
§2. Self-organized Rotating Filament Structures in LHD Plasmas after Tracer Encapsulated Solid Pellet Injection
119
§3. Bremsstrahlung Measurement with Tangentially Viewing Cameras in LHD
120
§4. High Accuracy Spectroscopic Measurement of Emission Line Intensities of Tungsten in Pellet Ablation Plasmas
121
§5. Significant Reabsorption Effect in Formation of Helium Level Populations
122
§6. Atomic and Molecular Hydrogen Spectroscopy in LHD Plasma
123
§7. Intensity Ratio among n=3-2 Transitions for Ne-Like FeXVII in LHD
124
§8. Study on Non-equilibrium Ionization of Highly Charged Tungsten Ions by Using Forbidden Lines
125
§9. Spectroscopic Measurements and Database Development for Highly Charged Rare Earth Elements
126
§10. Simultaneous Spectroscopic Measurements of Wide Wavelength Range for W Ions in LHD Plasmas
127
§11. EUV Spectrum of Highly Charged Tungsten Ions in LHD
128
§12. Studies on Behaviors of Low Z Impurities Using Line Intensity Ratios in EUV Region
129
§13. Non-Equilibrium Plasma Diagnostics of Solar Coronal Plasma Verified by Large Helical Device (LHD)
130
§14. Spectroscopy of Recombining Plasma in the Decay Phase of LHD
131
§15. Optimization of Soft X-ray Spectra in the Water Window from Multi-charged Ion Plasmas
132
(8) Heating Physics
132
§1. Exploration of Advanced Plasma Heating Scenarios in the Large Helical Device
133
§2. Indication of Bulk-ion Heating by Energetic Particle Driven Geodesic Acoustic Modes on LHD
134
§3. Fast-Ion Loss due to Externally Applied Magnetic Perturbation in Large Helical Device
135
§4. Response of Alfven Eigenmodes Driven by Energetic Ions on Electron Cyclotron Heating in LHD
136
§5. Evaluation of Fast-ion Confinement Property Using Si-FNA
137
§6. Physics of Electron Cyclotron Current Drive and Control of Rotational Transform
138
§7. Synergy Effect of ECCD and NBCD on Profiles of Electron Temperature, Electric Potential and Rotational Transform
139
§8. Development of Power/polarization Monitor for ECRH on LHD
140
§9. Plasma Current Effect on Distribution Function of High Energy Ion in LHD
141
§10. Difference of the ECRH Efficiency for Different Transverse Distance in the Ergodic Layer
142
§11. Optimization of Third Harmonic ECH Scenario to Extend a Heating Plasma Parameter Range
143
§12. Variation of Power Deposition Region of Electron Bernstein Waves in Electron Density Scanning Experiment
144
§13. Active and Passive Surveys of the O-X-B Mode Conversion Window in over Dense Plasmas
145
§14. Numerical Study of Wave Propagation near the OX Mode Conversion Region
146
§15. Electron Cyclotron Beam Measurement System in the LHD
147
§16. Research of the Optimum Condition for ICRF Heated Plasma
148
§17. Initial ICRF Heating Experiments Using Field-Aligned-Impedance- Transforming Antennas in LHD
149
§18. ICRF Heating Experiment Using Faraday Shield Less Antenna in LHD
150
§19. Time Resolved Spectrum of Collective Thomson Scattering diagnostic in the Large Helical Device
151
§20. High Resolution Spectrum of Collective Thomson Scattering Diagnostic in the Large Helical Device
152
§21. Numerical Calculation of Emission Spectrum for Fast-ion Charge Exchange Spectroscopy
153
§22. Computer Analysis of the Cyclotron Resonance Heating in a LHD-type Magnetic Configuration
154
(9) LHD Device Engineering Experiments
155
§1. Refresh Plan of DC Power System of LHD Superconducting Magnet
156
§2. Detection of a Minor Normal-transition in the 17th Experimental Cycle with the LHD Superconducting Helical Coils
157
§3. Effects of Subcool on Lengths of Propagating Normal Zones in the LHD Helical Coils

1581-2. Research and Development for LHD Upgrade

159
(1) Study of Deuterium Experiment Program in LHD
160
§1. Workshop on “Development and Reactor Application of ICRF Heating Device”
161
§2. Deuterium Density Retained in Low-Activation Ferritic Steel under Low-Energy Deuterium-plasma Exposure
162
§3. In-situ Measurement of Hydrogen Isotope Exchange under Plasma Exposure
163
(2) Safety Management Research
164
§1. Effect of Oxygen Concentration on Hydrogen Combustion by Pt-Al2O3 Catalyst for a Vacuum Exhaust Gas Processing System
165
§2. Development of Tritium-in-Air Monitor Attached with Proton Conductor as Membrane Separator
166
§3. Comparative Testing of Various Flow-Cell Detectors Fabricated Using CaF2 Solid Scintillator
167
§4. Sensitivity Improvement of Plastic Scintillator by Surface Treatment-early Stabilization
168
§5. Effectiveness of Decompression Procedure for Reducing Adverse Influence of Air on Energy Spectra Measured by Proportional Gas Counter
169
§6. Variation Factor for Long-term Background Radiation Monitoring Data at Toki
170
§7. Visualization of Leakage EM Field around RF Oscillators for Ion Cyclotron Resonance Heating
171
§8. Radiation Education for High School Students by Measurement Sharing Method Using Potassium Chloride Radiation Sources
172
§9. Practical Research on Radiation Education
173
§10. Weight Saving and Performance Evaluation of On-Site Radiation Monitoring Cart
174
(3) Diagnostic Systems
175
§1. Calibration of the Light Collection Optics in the LHD Thomson Scattering System
176
§2. Development of New Data Processing System for High Repetition Nd:YAG Thomson Scattering Measurement
177
§3. Applications of Double-pass Scattering for Thomson Scattering Diagnostics
178
§4. Development of Electron Density and Temperature Measurements for Plasmoid Using Laser Thomson Scattering
179
§5. CO2 Laser Dispersion Interferometer on LHD
180
§6. Development of Electron Density Measurement in High Density Blobs Using Laser Interferometry
181
§7. Feasibility Study of Wave-number Measurement of Electron Bernstein Wave with Use of Enhanced forward Scattering Interferometer Technique
182
§8. Output Couplers for Optically Pumped 57-μm CH3OD and 119-μm CH3OH Lasers
183
§9. Accuracy Enhancement of a Millimeter Wave Interferometer for Study of Helical RFP Plasma Performanc
184
§10. Conceptual Investigation and Component Testing of Polarimetric and Interferometric Systems for High Density and Large Nuclear Fusion Devices
185
§11. Development of the O-mode Microwave Imaging Reflectometry (O-MIR) in LHD
186
§12. Development of Advanced Microwave Devices for LHD Diagnostic Systems
187
§13. Development of 1-D Antenna Array for O-mode Microwave Imaging Reflectometry in LHD
188
§14. Characteristics of Window Materials in Terahertz Regime for the Application of High-Temperature Fusion Plasma Experiments
189
§15. Development of Microwave Imaging Technology
190
§16. Study of Electron Temperature Turbulence Induced Transport with Correlation ECE Radiometer
191
§17. Numerical Simulation of 3D Image Reconstruction of LHD Plasma with IR Imaging Video Bolometers
192
§18. Thermal Characteristics of Different Foils for an Imaging Borometer for LHD
193
§19. Improvement of Four Infrared Imaging Video Bolometer Systems in LHD
194
§20. Development of In-situ Calibration of Infrared Camera Measurement
195
§21. Development of Plasma Diagnostics Based on Doppler-free Spectroscopy
196
§22. Design and Development of Fast Response, Wide Dynamic Range Neutron Flux Monitor for the Large Helical Device
197
§23. Development of Compact Neutron Camera with Nuclear Emulsion for Energetic-ion Profile Diagnostics
198
§24. Fundamental Study on Directional Neutron Detector with Scintillating Optical Fibers
199
§25. R&D of Alpha Particle Induced Gamma-ray Imaging System with Tandem Accelerator
200
§26. Neutral Particle Signals during Electron Cyclotron Resonance Heating
201
§27. Development of CVD Diamond Detector for Particle Detector
202
§28. Study of Heavy-metal-ion-beam Production with Tandem Accelerator for LHD-HIBP System
203
§29. Development of a New Type TESPEL for Achieving the Shallower Penetration into LHD Plasmas
204
§30. Influence and Effect of Nanostructured Tungsten in Fusion Reactors
205
§31. Present Status and the Future Prospect of Optical Data Archiving in LHD
206
§32. myView, a User Friendly Data Viewer
207
§33. Improvement of Similarity Retrieval in Fusion Experiment Multimedia Data Archives
208
(4) Physics and Engineering of LHD Torus and Heating Systems
210
§1. Analysis of the Pumping Efficiency of a New Cryosorption Pump for the Closed Helical Divertor in LHD
211
§2. Thermal Property and Stress Analyses of Tungsten Coating/Joint Materials
212
§3. Modeling of Deuterium Retention in Carbon Fiber Composite NB31
213
§4. Control Optimization Study of Toroidal Plasma with External Helical Magnetic Field
214
§5. Operation Summary of Neutral Beam Injection System in the 17th Campaign
215
§6. Electrostatic Response of Ionic Plasma in a Negative Ion Source for NBI
216
§7. Comparison of a Reduction Value between H– Density and Hα Emissions at Extraction Region in a Negative Ion Source
217
§8. Response of Electron to Bias Voltage in Large Negative Ion Source
218
§9. Laser-aided Spectroscopic Diagnostics in a Negative Hydrogen Ion Source
219
§10. Voltage Holding Capability with Beam Acceleration of Large Negative Ion Current
220
§11. Integrated Modeling of Negative Hydrogen (H–/D–) Ion Production, Extraction and Acceleration in a Large Negative Ion Source for Neutral Beam Injection System
221
§12. Long-pulsed Operation of a Negative Hydrogen Ion Source
222
§13. Research and Development of Small Diameter, High-Density RF Plasma Source, Aiming at Unitization of Negative Ion NBI
223
§14. Influence of Electron Suppression Magnetic Field on H– Extraction in Hydrogen Negative Ion Source
224
§15. Development of CW High Power Transmission Line Components
225
§16. Consideration of Mode-Content Analysis Using a Millimeter-Wave Beam Position and Profile Monitor
226
§17. Bloch Wave on Periodical Corrugation in Millimeter and Sub-Millimeter Wave Region
227
§18. Technology and Application of High Power Millimeter- /Micro-Wave Sources – High Power Electron Tubes –
228
§19. Workshop on “Development and Reactor Application of ICRF Heating Device”

2291-3. Theoretical Study

230
§1. Multi-Scale MHD Analysis of LHD Plasmas with Background Field Changing
231
§2. MHD Simulation for High Beta LHD Plasmas with Free-boundary Condition
232
§3. New Saturation Mechanism of Turbulence in Finite-beta Helical Plasmas
233
§4. Three-Dimensional Transport Analysis of Peripheral Plasma in Closed Divertor Configuration of LHD
234
§5. Simulation Study of High-energetic Particle Confinement in the D-shaped Helical Fusion Reactor

2351-4. LHD Project Research Collaboration

236
§1. Development of Cesium-Free Negative Hydrogen Ion Source Based on Plasma-Assisted Catalytic Ionization
237
§2. Static and Dynamical Spectroscopy on Neutral Hydrogen Transport in a Fusion Plasma
238
§3. Two Frequency Wave Excitation Experiments Using Two Antennas
239
§4. First Performance of Energy Resolved X-ray Video Camera in LHD
240
§5. Development of Neutron Diagnostic Systems Leading to Extended Physics of Energetic Particle Confinement in LHD
241
§6. Development of a Compact 14 GHz ECR Plasma Production Unit for a Negative Hydrogen Ion Source
242
§7. Laser-induced Fluorescence (LIF), Spectroscopy with an Aid of Femtosecond Laser
243
§8. Measurements of Charge Exchange Cross Sections for Highly Charged Tungsten Ions with Hydrogen Atoms
244
§9. Development of the Multi-pass Thomson Scattering System in the GAMMA 10 Tandem Mirror
245
§10. Development of the Liquid-Crystal-Based Tunable Lyot Filter Spectra Camera System Combined with Color CCD Detector
246
§11. Positional Stabilization of Torus Plasma with Simple Helical Coils
247
§12. Study of High Power Sub Terahertz Pulse Gyrotron for Application to Collective Thomson Scattering Diagnostics in LHD
248
§13. Study of Atomic Excitation by Optical Vortex and Its Application to a Novel Laser Spectroscopy
249
§14. Electron Bernstein Wave Heating in Extremely Overdense Plasmas
250
§15. Development of a Microwave Frequency Comb Reflectometer for Multi-scale Turbulence Measurement
251
§16. Fabrication of REBCO Coil and Application for Fusion Plasma Experimental Device Mini-RT
252
§17. Analysis of Tritium Transfer Dynamics for Helical Prototype Nuclear Reactor System Design
253
§18. Investigation on Environmental Behavior of Organically Bound Tritium
254
§19. A proposal of In-situ Diagnostics Methods for PFMs under Multiple Irradiation
255
§20. Study on Mechanisms of Superconductivity Change by Neutron Irradiation
256
§21. R&D of Joining Technology between Dissimilar Materials for Metallic Components in Blanket
257
§22. Fundamental Study of Energy Conversion Divertor for Helical Reactors
258
§23. Study of Selective Exhaust of Particles on LHD Closed Divertor
259
§24. Production and Development of Tungsten Materials for High Heat Flux Components Corresponding to Neutron Irradiation Environment of Fusion Reactor
260
§25. Plasma Wall Interactions under Inert Gas Puffing for Reduction of Heat Flux
261
§26. Development of a Helical Winding Using Advanced Superconductors for High Magnetic Fields
262
§27. A New Approach for Estimation of the Biological Effects of Low Level Tritium Radiation
263
§28. Retention Dynamics in Damaged Tungsten
264
§29. Development of Compact Divertor Plasma Simulator for Hot Laboratory
265
§30. Development of Hydrogen Isotope Separation Technologies for DEMO Fuel Cycle

2662. Fusion Engineering Research Project

2672-1. Helical Reactor Design

268
§1. Conceptual Design Studies towards LHD-type DEMO Reactors
269
§2. System Design of the Helical Fusion Reactor FFHR-d1
270
§3. Core Plasma Design of a Compact Sub-Ignition Helical Reactor FFHR-c1 II
271
§4. Study on the Characteristics of Ignition Access to the Density and Temperature Profile Variation in FFHR
272
§5. Design of Structural Components for FFHR-d1
273
§6. Evaluation of Neutron Environment at Divertors in FFHR-d1
274
§7. LHD-type Magnetic Configuration with Large Blanket Space
275
§8. Gas Absorption and Disorption Behaviors of PbLi
276
§9. Prediction Study of Hydrogen Transport Properties for Molten Salt Flinabe
277
§10. Conceptual Design of Heat Engine of Fusion Reactor
278
§11. Study on the Irradiation Effect of Organic Insulation Materials for the Superconducting Magnet
279
§12. Multi-Input Multi-Output (MIMO) Control System for the Fusion Reactor with the State Equation
280
§13. Cryogenic Tensile Fatigue Strength Evaluation of Composite Insulation Systems for Superconducting Magnets Using the Open Hole Specimens
281
§14. Applicability of Gas Divertor Using a Porous Medium with High Thermal Conductivity Material
282
§15. Numerical Simulation of Heat Load Response of Plasma Facing Component
283
§16. Development of CT Injection and Neutralization Technology towards Pulse Heat Flux Material Tests
284
§17. Development of Mobile Robots for Remote Maintenance of the LHD-Type Reactor
285
§18. Tritium Balance in a DT Fusion Reactor
286
§19. Investigation of Lithium Isotope Ratios in Natural Water for Resource Supply to Nuclear Fusion Reactor
287
§20. Measures to Radioactive Waste Arising from Fusion Reactor Operation
288
§21. Performance Measurement of Arbitrary Waveform and Arbitrary Power Factor Matrix Converter

2892-2. Applied Superconductivity Systems

291
§1. Increase of MgB2 Phase Volume Fraction by the Reduce Particle Sized Boron Powder
292
§2. Feasibility Study on Series Compensated Thyristor Converters for Superconducting Magnets
293
§3. Study on Analysis of Joints between Cable-in-Conduit Conductors
294
§4. Electromagnetic and Structural Investigation of Inter-strand Resistance in CIC Conductor for Fusion Magnets
295
§5. Study on Power Supply System for Superconducting Magnets Using Low Frequency Power Transmission
296
§6. Stress/strain and Their Hysteretic Effects on the Critical Current of Superconducting Wire
297
§7. Investigation of A15 phase Metallic Superconducting Wires for Fusion Magnets via React and Winding Process
298
§8. Study on Testing Methods for Joints of Large-Scale Cable-in-Conduit Conductors
299
§9. Establishment of Partial Discharge Protection Technology for Improvement of Electrical Insulation Reliability of LHD
300
§10. Microstructure of V3Ga Superconducting Wires Provided Ga from Ti-Ga Compound
301
§11. Boiling Process in Quench of Superconducting Coil under Low-temperature Liquid
302
§12. Superconducting Properties of MgB2 Wires Synthesized with External Mg Diffusion Process
303
§13. HTS Current Leads Prepared by Y-based Superconducting Tapes
304
§14. Optimum B/Mg Ratio of Precursor Powder for MgB2 Wire Fabrication by an in-situ Powder-in-tube Process with Mg2Cu Addition
305
§15. Study on Mechanical Properties of Large Single-grain Superconducting Bulks Fabricated by RE Compositional Gradient Technique
306
§16. Basic Study on the Oxide Superconductors with a Large Current Capacity for Nuclear Fusion Reactors
307
§17. Improvement of Superconducting Pulse Coils Using Tapes with High Aspect Ratio of Cross-section
308
§18. Experimental Study of a Regenerator Material Economizing Method for GM Cryocooler
309
§19. Study of Heat Transfer across the Interface of Phase transition (He II/He I)
310
§20. Structural Design of the Remountable Magnet and Development of Joint Section of a High-temperature Superconducting Conductor
311
§21. Development of Dynamic Simulator for Large Superconducting Magnet System
312
§22. Estimation of Current Leads in Large Superconducting Systems
313
§23. Development of 100-kA Indirectly Cooled Superconductor for FFHR
314
§24. Joint Resistance Measurements of the Butt Joint for JT-60SA CS Coils
315
§25. Progress of HTS Magnet Design and 100 kA-class Conductor Development for FFHR-d1
316
§26. Experiment and Analysis of the Critical Current of a 100-kA Class HTS Conductor Sample
317
§27. Development of a Small Bobbin-less Superconducting Solenoid Magnet of 3T Class for Adiabatic Demagnetization Refrigerator
318
§28. Experimental Study on Stress Change of Wires in A CIC Conductor by Being Twisted

3192-3. In-Vessel Materials and Components

320
§1. Improvement of a Fabrication Process of MOD Ceramic Coatings on a Low Activation Ferritic Steel
321
§2. Fabrication and Characterization of Reference 9Cr and 12Cr-ODS Low Activation Ferritic/martensitic Steels
322
§3. Tensile Properties of Reduced Activation Ferritic/martensitic Steels after Long Term Aging
323
§4. Establishment of the Adhesion Strength Evaluation of Oxide Insulator Coating Using Nano-scratch Method
324
§5. Hydrogen Permeation Transport through Thin FLiNaK Film
325
§6. Design and Construction of Gas Pressure Driving Loop for Liquid Breeding Materials
326
§7. Effects of Helium Bombardment on Hydrogen Retention Properties of a Ferritic Steel Alloy F82H
327
§8. Collisional-radiative Models of W Ions for Plasma Diagnostics
328
§9. Atomic and Molecular Numerical Databases and Data Activities
329
§10. Effect of Radiation Power Loss due to Impurity Gas Puff to Divertor Plasma
330
§11. Ion-beam Induced Luminescence Spectra of Er2O3 at Elevated Temperatures
331
§12. EUV Spectrum of Highly Charged Tungsten Ions by Electron Beam Ion Trap
332
§13. Estimation of the Divertor Wetted Area in the FFHR-d1
333
§14. Brazing-test of Cu Alloys to W by Using Three Kinds of Filler Materials
334
§15. Energy Level Structure of Er3+ Free Ion and Er3+ Ion in Er2O3 crystal
335
§16. Effect of Ion-irradiation on Nanoindentation Hardness of V-4Cr-4Ti Alloys
336
§17. Bi-Directional Hydrogen Isotopes Permeation through the First Wall of a Magnetic Fusion DEMO Reactor
337
§18. Post-bond Heat Treatment for a Hot Isostatic Pressed Joint of 9Cr-ODS and JLF-1 Reduced Activation Ferritic/Martensitic Steels
338
§19. Advanced Design of the Three-surface-multilayered Channel by Optimizing Structure of the Metal Layer
339
§20. Analysis of the Microstructure in the Oxide Double Coating Thin Layer for the Liquid Blanket
340
§21. Evaluation of Fatigue Damage Formation and Growth in SiC/SiC Composite
341
§22. In-situ Observation of the Formation Behavior of the Fuzz Structure on Tungsten
342
§23. Study on Hydrogen Isotope and Helium Behavior in Reduced Activation Ferritic/martensitic Steel during Mixed Plasma Irradiations
343
§24. Quantitative Evaluation of Hydrogen Isotope Retention under Complex Ion Irradiation on PFM
344
§25. Chraracterization of Microstructure and Mechanical Property of Ferritic 12Cr-ODS Steel Compared with Martensitic 9Cr-ODS Steel
345
§26. Thermal Diffusivity Measurements of Candidate Ceramic Materials for Shielding Blankets
346
§27. Experimental Study on Self-healing Functional Layer for Liquid Breeder Blanket
347
§28. Study on Benchmark Experiment for Backward-Angle Scattering Reaction Cross Section at 14 MeV
348
§29. Clarification of Mechanism on Radiation-induced Defect Formations of Chemical Vapor Deposited Silicon Carbides by Hydrogen Isotope Ion Irradiations
349
§30. Fuel Hydrogen Retention of SiC/SiC Composite and its Reduction
350
§31. Transient Critical Heat Fluxes of Subcooled Water Flow Boiling in a SUS304-Tube Caused by a Rapid Decrease in Mass Velocity from Nucleate Boiling Regime
351
§32. Study on Hydrogen Isotope Exchange in Deposition Layer of Plasma Facing Material
352
§33. Construction and Update of Atomic and Molecular Database for Light Elements of the 2nd Period
353
§34. Applicability Study of Hydride Materials for Neutron Shielding in a DT Fusion Reactor
354
§35. Construction of Measurement System for Examination of Irradiation Effects on Hydrogen Permeation Behaviors through Ceramic Materials
355
§36. Study on Surface Modification of Tungsten Plasma Facing Materials
356
§37. Thermofluid Research for the First Wall Cooling of Flibe Blanket
357
§38. Effect of Ion-irradiation on Sub-surface Mechanical Properties of Low-activation Materials
358
§39. Measurement of Hydrogen Permeation of Stainless Steel by Electron Stimulated Desorption (ESD) Method
359
§40. Study of Hydrogen Isotope Trapping in a Deposition Layer on Nickel
360
§41. Mechanisms of Irradiation Hardening Due to He Bubbles
361
§42. Impact of Excited States of Reflected Hydrogen Atoms on Hydrogen Recycling
362
§43. Development of Size Effects Adjustment Technique for Evaluating Fracture Toughness of Vanadium Alloy Using Small Specimens

3632-4. Safety Management in Fusion Facilities and Environment

364
§1. Design Problems of Cryogenic Pressure Swing Adsorption System for Hydrogen Isotope Separation in Fusion Fuel Cycle
365
§2. Hydrogen Isotope Separation Using Proton-conducting Oxides
366
§3. Hydrogen Isotope Separation on Pore-Size-Controlled Mesoporous Silica
367
§4. Regeneration of Honeycomb Type Synthetic Zeolite by Means of Microwave Magnetic Field Heating
368
§5. Hydrogen and Hydrocarbon Combustion in Atmospheric Pressure Plasma
369
§6. Concept of Simplified Fuel Cycle System Adapting the Cryogenic Engineering for Helical-type Fusion Reactor
370
§7. Safety Strategy and Optimization on Radioactive Discharges

3713. Numerical Simulation Research Project

3733-1. Fusion Plasma Simulation

373
§1. Three-Dimensional MHD Analysis of Heliotron Plasma with RMP
374
§2. MHD Simulation on Pellet Plasmoids
375
§3. Nonlinear Magnetohydrodynamics on Structural Changes in RFP and ST
376
§4. Simulation Study of A New Kind of Energetic Particle Driven Geodesic Acoustic Mode
377
§5. Multi-Phase Simulation of Fast Ion Profile Flattening due to Alfvén Eigenmodes in a DIII-D Experiment
378
§6. Reduced Model for Ion Temperature Gradient Turbulent Transport Based on Gyrokinetic Simulations
379
§7. Modeling of Heat Diffusivity for Ion Temperature Gradient Turbulence in Helical Plasmas
380
§8. Magnetic Island Evolution in the Presence of ITG Turbulence
381
§9. Extended Gyrokinetic Field Theory for Time-dependent Magnetic Confinement Fields
382
§10. Fluid Simulation Study of Kinetic-fluid Closure Models
383
§11. A Flux Tube Train Model for Toroidal Plasma Turbulence Simulation
384
§12. Development of Gyrokinetic Turbulent Transport Simulation with Realistic Tokamak MHD Equilibrium and its Application to JT-60U Plasma
385
§13. Kinetic Ballooning Mode Turbulence Simulation based on Electromagnetic Gyrokinetics
386
§14. Effects of TEM-driven Zonal Flow on ETG Turbulence
387
§15. Simulation Research of Plasma Turbulence and Diagnostics
388
§16. Immediate Influence of Heating Power on Turbulent Plasma Transport
389
§17. Development and Increased Applications of Integrated Transport Analysis Suite for LHD Experiment, TASK3D-a
390
§18. Integrated Simulation of Neoclassical Toroidal Viscosity and Rotation in Tokamaks
391
§19. Integrated Simulation Study of Heat and Particle Control for DEMO
392
§20. Dependence of Radial Thermal Diffusivity on Aspect Ratio and Reentering Particles
393
§21. Numerical Study of Impurity Transport in the Edge Stochastic Layer of LHD
394
§22. EMC3-EIRENE Simulations of Linear Divertor Plasmas
395
§23. 3D Visualization of LHD Plasma with Dusts
396
§24. Binary-collision-approximation Simulation for Noble Gas Irradiation onto Tungsten
397
§25. Calculation of Electron Impact Excitation Cross Section of Atomic Hydrogen Based on the Time-dependent Schrödinger Equation
398
§26. Kinetic Dynamics of Plasma Blob Propagation
399
§27. Magnetic Flux Coordinates for Equilibria with Strong Poloidal Flow
400
§28. Zonal Flow Dynamics in the Double Tearing Mode with Antisymmetric Shear Flows
401
§29. 2D MHD Simulation of a FRC Plasma with Axial Neutral Gas Flow Injection
402
§30. 2-D MHD Simulation of Two Axially Colliding FRCs Accelerated by Magnetic Pressure Gradient

4033-2. Simulation Science

403
§1. Study on Multi-hierarchy Phenomena in Plasmas with Theory and Simulations
404
§2. Self-Consistent Particle Flows in a Plasma Coherent Structure
405
§3. Particle Acceleration by a Collisionless Shock Wave and Associated Instabilities
406
§4. Particle Acceleration in Shock Wave Produced by Coronal Mass Ejection
407
§5. Energy Conversion Mechanism of Magnetic Reconnection under High Guide Field
408
§6. Influence of a Guide Field on Microscopic Kinetic Processes of Collisionless Driven Reconnection
409
§7. Multi-Hierarchy Simulation Model with a 2D Interlocking Scheme for Magnetic Reconnection Studies
410
§8. Development of PASMO Code
411
§9. Global Structure of the Substorm Depending on Magnetotail Reconnection Model
412
§10. Waves and Electron Heating in the Reconnection Separatrix Regions
413
§11. Reversible Magnetic Reconnection
414
§12. Simulation Study on Transport of Charged Dust Particles in Plasmas
415
§13. Simulation Study on Pair Production in Laser-produced Plasmas
416
§14. Development of a Multi-Scale Simulation Code with Adaptive Mesh Refinement and its Application to Conventional Codes
417
§15. Effective Parallelization of PIC Simulation for the Calculation of Laser Plasma Interaction
418
§16. Numerical Simulations of the Jet Ejected from the Outlet of the Laval Nozzle
419
§17. Molecular Dynamics for Bursting of Helium Bubble on Tungsten Surfaces
420
§18. First-principles Investigations of Hydrogen-helium Atoms Interstitially-trapped in Tungsten
421
§19. First-principles Study of Vacancy Migration in Tungsten
422
§20. Micellar Shape Transition in Amphiphilic Solutions: A Molecular Dynamics Study
423
§21. Self-Assembly in Bolaamphiphilic Solutions: A Molecular Dynamics Study
424
§22. Mechanism of Nanostructure Formation on Metal Surface Induced by Intense Short Pulse Laser
425
§23. Study of Quantum Spin Systems by Large-Scale Parallel Calculations
426
§24. Basic Study on the High-Resolution Two-Fluid Simulation of Magnetic Reconnection
427
§25. Study on MHD Wall Shear Turbulent Flow with Free-slip Wall
428
§26. A Study of Sub-grid-scale Model for Extended Magnetohydrodynamic Turbulence
429
§27. Study on Universality and Singularity of NS and MHD Turbulence at Asymptotic State by Using Massive Parallel Computation
430
§28. Structure Transition in Hall MHD Turbulence
431
§29. Hierarchy of Anti-parallel Vortex Tubes in Turbulence
432
§30. Onset of Turbulence in Minimal Plane Couette Flow
433
§31. Differential-geometirical Structure of Hall Magnetohydrodynamic Systems
434
§32. Development of In Situ Visualization Tool for PIC Simulation
435
§33. An Alternative Reality System for Training
436
§34. High-Performance Analysis of Shielding Current Density in High-Temperature Superconducting Film
437
§35. The Relation of Traffic Flow in One-lane to the Sensitivity in the Stochastic Optimal Velocity Model

4383-3. Computer Systems for Promoting NIFS Collaborations

438
§1. Plasma Simulator
439
§2. LHD Numerical Analysis Server

4404. Coordination Research Project

441
§1. Activities on ITER/BA Collaboration
442
§2. Cool-down Test of the New Apparatus for Fuel Layering Experiments
443
§3. Study on Methods for Scientific and Industrial Application of Atomic and Molecular Data
444
§4. Development of Decontamination Technology Using Atmospheric Pressure Plasma
445
§5. Development of Dielectric Laminated Dipole Antenna (DLDA) for Micro-Wave Computer Tomography (MWCT)
446
§6. Development of Micro-Wave TV Camera (MWTV)
447
§7. The Influence of Microwaves on Residual Impurities during Pig Iron Production
448
§8. To Develop a Method for Insitu Measurement of Thermal Balance under 30GHz Heating Making Iron

4495. Basic, Applied and Innovative Researches

450
§1. High Density Plasma Experiment: HYPER-I
451
§2. Applying 2D Measurement with ICCD Camera to an Intermittent Phenomenon in an ECR Plasma
452
§3. Wave Excitation by Amplitude Modulation of Microwave
453
§4. Laser Induced Fluorescence with Wave-length Monitoring for Pulsed Laser
454
§5. Development of an Advanced Data Analysis Technique for Density Fluctuation Measurements by the Laser Phase Contrast Method
455
§6. Experimental Study on Turbulence Transition with an Axial Vector Field
456
§7. Extension of Theoretical Models of Sheath Structure in Negative-ion Plasmas
457
§8. Study of Hydrogen Negative Ion Production Processes from Metal Surface
458
§9. Formations of a High-speed Plasma Flow in a Divergent Magnetic Field and an Electrostatic Potential Structure
459
§10. Mechanism of Shock Wave Formation in an Arcjet Helium Plasma
460
§11. Study on Development Processes of Carbon Dusts in a Fusion Devices
461
§12. Irradiation Effects on Reactor Relevant Material Surfaces by Slow Highly Charged Ion Beam
462
§13. Effects of Roughness and Temperature on Low-energy Hydrogen Positive and Negative Ion Reflection from Silicon and Carbon Surfaces
463
§14. Plasma Atomic Processes Explored by Optical Emission Spectroscopy of Excited Atoms Sputtered from the Metal Surface by Ion Bombardment
464
§15. Fundamental Study for Tungsten Material Based on Nano-scale for Fusion Devices
465
§16. Iterative Methods of Tikhonov-Phillips Image Reconstruction of Large Size with a Nonlinear Constraint
466
§17. Development of High Resolution Microwave Imaging System for Plasma and Dielectric Object Observations
467
§18. Development of a Multiply Charged Lithium Ion Source for an Ion Collision Experiment
468
§19. Research and Development of Cooling Faraday Rotator for High Energy Laser Systems for Plasma Diagnosis and Heating
469
§20. Study on High Z Ions in Magnetosphere Plasma RT-1
470
§21. Study on Dynamo Turbulence Fluctuation on the Helicity Injected Spherical Torus (HIST) Device
471
§22. Characteristics of High-Beta and High-Elongation Spherical Tokamak Like Field-Reversed Configuration
472
§23. Evaluation of Millimeter-wave Absorption Behavior of Nitride Powders
473
§24. Study on the Mechanism for Direct Saccharification of Cellulosic Materials under Microwave Irradiation
474
§25. Feasibility Study on the Anion Doped Oxide - Organic Nano Composite for Energy Utilization
475
§26. An Application of Landau Dumping to Chemical Reactions and Phase Transitions in Dense Matters under Intense Microwave Irradiations
476
§27. Interaction and Structuring of Plasma and Condensed Matters by High-frequency Waves
477
§28. Feasibility Study on Nuclear Transmutation by Bound State β-decay of Highly Charged Ions
478
§29. Data Analysis System for CHS Experiments
479
§30. Bridge Over Plasma-related Interdisciplinary Sciences

4806. Network-Type Collaboration

482
§1. Collaborative Research of Magnetic Reconnection among Laboratory, Observation and Simulation
483
§2. Effect of Active Control on Plasma Performance in Magnetically Confined Toroidal Plasmas
484
§3. Hydrogen Isotope – Materials Dynamics for Recycling Evaluation
485
§4. RF Plasma Generation and Current Ramp-up Experiments on Spherical Tokamaks
486
§5. Study of Current Decay Time during the Discharge Termination of Plasmas in Toroidal Magnetic Field

4877. Collaboration Using SINET4

488
§1. Data Transfer and Direct Data Acquisition from GAMMA 10/PDX to LHD Virtual Laboratory via SNET

4898. Fusion Science Archives

490
§1. Archival Study on Development of Heliotron Devices
491
§2. Historical Study of Fusion Research Based on Experimental Devices
492
§3. Study and Filing of Documents in the Planning Phase of the Fusion Energy Research Projects in Japan
493
§4. A Study of the First US-Japan Plasma Seminar Based on Information from the Oral History of Yoshihiko Ichikawa
494
§5. Comparison of Two Strategies for Cooperative Internet Searching System of Multiple Scientific Archives – Open Source Software and Cloud-type Server
495
§6. Study on History of International Exchange and International Conferences on Plasma Physics and Nuclear Fusion Research
496
§7. Consideration on History of Nuclear Fusion Research Based on Historical Documents
497
§8. Directory on Recent Information about Operational Experiences on Large Superconducting and Cryogenic System in Fusion and Particle Accelerator

4989. Bilateral Collaboration Research Program

500
§1. Studies of the Divertor-Simulating Boundary Plasma and Transport Control in Making Use of Open End Magnetic Field and Effects of Electric Potential and Field
501
§2. Electron Temperature and Density Measurements by Using the Thomson Scattering System in GAMMA 10
502
§3. Effects of Particle Control in the End Region on the Central Plasma Characteristics in GAMMA-10
503
§4. Generation and Control of High-Density Flow in Open System Plasma
504
§5. Effect of Neutrals on Decrease in Heat and Particle Loads on the V-shaped Target in GAMMA10
505
§6. Experimental Study on Heat Flux of Divertor Plasma (Measurement of Sheath Heat Flux on the Surface of Gamma 10 Divertor Plates)
506
§7. Statistical Analysis of Core and Edge Plasma Fluctuations in the GAMMA10
507
§8. Wave Excitation in the Anchor Cell of GAMMA 10 with Nonaxisymmetric Configuration
508
§9. Study of Divertor Simulation Using End-region of a Tandem Mirror – Mechanisms of Radiation Cooling Divertor and Plasma Detachment –
509
§10. Development of 1-Dimensional Antenna Array for Microwave Imaging Interferometer in GAMMA 10 Diverter Simulation Experiments
510
§11. Application of Digitally Controlled Millimeter-wave Interferometer to GAMMA10 Central Cell Plasma for Precise Density Distribution Measurement
511
§12. Cooperative 28 GHz ECH Study for High Density Plasma Heating and Development of 14 GHz and 28 GHz/35 GHz Gyrotron
512
§13. Behavior of Wall Material Impurities Released to Magnetized Plasma and its Effects on Plasma Properties
513
§14. Surface Analysis of Nuclear Fusion Materials Irradiated by GAMMA 10 Plasma
514
§15. New Structure of Cusp-type Direct Energy Converter Using Permanent Magnets
515
§16. Developments of Advanced Microwave Diagnostics for Future Fusion Plasma Reactor and Time-Domain Spectroscopy Application to High-Temperature Plasma Measurements
516
§17. Optimization of Fueling in Magnetically Confined Plasmas ~ Analysis of Neutral Behavior and Optimization of Particle Fueling in Open Magnetic Field Plasmas ~
517
§18. Study on Hydrogen Recycling and Plasma-Wall Interaction in GAMMA 10/PDX
518
§19. Plasma Flow Measurement at Peripheral Region of the Central Cell during ICRH in GAMMA10
519
§20. Study of 3D Structure of Detached Recombining Plasmas
520
§21. Spontaneously Excited ICRF Waves and Axial Energy Transport on GAMMA 10
521
§22. Development of High-Power, Long-Pulse, High-Frequency Gyrotron and Improvement of Plasma Parameter in LHD by Use of the Gyrotron
522
§23. A Study on the Confinement Optimization and Stability Control of an Advanced Helical System
523
§24. Experimental Study on Heat Flux of Divertor Plasma (Measurement of Fluctuation and Heat Transport in the Edge Plasma of Heliotron J Device)
524
§25. Two-dimensional Density Fluctuation Measurement Using Beam Emission Spectroscopy in Heliotron J
525
§26. Study of Field Optimization of Fast Ion Confinement by Using ICRF Heating in Heliotron J
526
§27. Comparison of Boundary Plasma Turbulence Simulations with Experiments on the Heliotron J
527
§28. Trial of Experimental Confirmation of Geometrical Effects on Transport Properties Related with MHD Instabilities
528
§29. Exploration and Comparison of Physical Mechanisms Related to the Dynamic Evolution of Density Profiles in the Toroidal Confinement Devices
529
§30. Optimization of Fueling in Magnetically Confined Plasmas (Fueling Optimization Using Hα/Dα Lineemission Measurements in Heliotron J)
530
§31. A Novel Electron Density Reconstruction Method in Heliotron J
531
§32. Feasibility Study of a Interferometer with Self-correction of Mechanical Vibrations on Heliotron J
532
§33. Studies of Lost Energetic Ions Caused by Alfvén Eigenmodes in Helical Plasmas
533
§34. Study of Effect of Plasma Flow on Magnetic Island Dynamics in Helical Plasmas with Various Magnetic Configurations
534
§35. Study of Anomalous Particle Transport Driven by Fluctuation Using a Directional Probe
535
§36. Study of Pellet Injection for Efficient Core Plasma Fuelling in Heliotron J
536
§37. Radial Electric Field Control by Electrode Biasing in Heliotron J
537
§38. Comparison of Neoclassical Flow Calculations by the Moment Method with CXRS Measurement on Heliotron J
538
§39. Electron Bernstein Wave Measurement in Consideration of Finite Beam Width
539
§40. Fast Ignition of Super High-Dense Plasmas
540
§41. 2-dimensional Code Development to Estimate the Environment in Laser Fusion Liquid Wall Reactor Chamber
541
§42. Enhancement of Coupling Efficiency in Fast-ignition Laser Fusion by Controlling Self-generated and External Magnetic Field
542
§43. Continuous Recovery of Tritium and Heat from Laser Fusion Reactor, Koyo-fast
543
§44. Mitigation of Laser Imprinting with Diamond Ablator
544
§45. Development of Low Z Cone for Effective Additional Heating
545
§46. Hot Electron Spectra in hole-cone Shell Targets and a New Proposal of the Target for Fast Ignition in Laser Fusion
546
§47. The Study of the Low Energy Neutron Spectrum in the Inertial Confinement Fusion
547
§48. Target Design with Fast Electron Beam Guiding by Strong Magnetic Fields
548
§49. Plasma Channel Formation in Imploded Plasmas
549
§50. Areal Density Measurements of Imploded Cone-in-shell Targets with High-energy K-alpha X-ray Backlighters
550
§51. Evaluation of Electrical Conductivity in DLC Plasma toward Efficient Energy Coupling in Fast Ignition
551
§52. Study on Dynamic Smoothing Method of Free Surface for Liquid Metal Mirror of Laser Fusion Reactor
552
§53. Stability of Fast Ignition Target after Release from Sabot
553
§54. Evaluation of Liquid Metal Mirror for the Final Optics of Fast Ignition, Laser Fusion Reactor
554
§55. High Density Implosion with the High-Z Doped Target
555
§56. Potential Study of Ion Beam Driven Fast Ignition Laser Fusion
556
§57. Development of Position Measurement Module for Flying IFE Target
557
§58. Investigation of Fast Electron Heating of Solid Cu Wire Pertinent to Fast Ignition
558
§59. Recovery of Metal Impurities in Pb-17Li Natural Convection Loop
559
§60. Formation of High Areal Density Core Plasma Using Slow Velocity Implosion
560
§61. Trail on a ToF Measurement of Gamma-rays and Neutrons by a Diamond Radiation Detector with Fast Time Response
561
§62. Optimization of Sabot for Target Injection Accuracy - Development of Sabot Remover of Target Injector for IFE -
562
§63. Non-inductive Current Drive and Particle Recycling Study in Steady State Divertor Configuration in QUEST
563
§64. Behavior of Tritium Retention on Metallic Surfaces Exposed to Plasmas in QUEST
564
§65. First Wall Particle Flux Measurements by an F82H Permeation Probe in QUEST
565
§66. Simultaneous Measurements of Molecule Pressure and Atomic Flux in QUEST Divertor for Understanding of Neutral-plasma Interaction
566
§67. Development of Hard X-ray Imaging System for QUEST
567
§68. Development of Multi-channel Spectroscopic System for Fine Resolution Computed Tomography
568
§69. Spatial and Velocity Space Measurement of Suprathermal Electrons to Study Non-inductive Plasma Current in QUEST
569
§70. Development of Washer-Gun-Type Plasma and Magnetic Helicity Source
570
§71. Electron Temperature and Density Profile Measurement on the QUEST Spherical Tokamak Device
571
§72. Comparative Studies on Ohmic Inner and Outer Divertor Discharge Experiments in QUEST
572
§73. Development of High Performance Control System by Decentralization on QUEST
573
§74. Progress of the Remote Data Acquisition and Sharing in “Fusion Virtual Laboratory (FVL)” Based on 10 Gbps SINET4
574
§75. Study on Plasma-Wall Interaction and Global Particle Balance in QUEST
575
§76. Collaborative Research on Electron Cyclotron Heating in High-density Plasmas Using the 28GHz High Power Gyrotron System
576
§77. Trigger Mechanism of Blob Using Hybrid Directional Probe
577
§78. Study on Physical and Chemical Properties of Plasma Facing Surfaces in Spherical Tokamak QUEST
578
§79. Power Balance Estimation Using Water Temperature Increment of Plasma Facing Component and Steady State Operation
579
§80. Increasing Density in QUEST by CT Injection Fueling
580
§81. Study of Temporal Response of Electron Supply from Plasmas to Fast Collection of Bulk Electron: Development of a Bias Electrode
581
§82. Higher-precision Reconstruction and the Real-time Display of Divertor Plasma Shape in QUEST
582
§83. Magnetic Measurement and Plasma Control of Long Discharge in QUEST
583
§84. Two-dimensional Edge Plasma Measurements in QUEST
584
§85. Study on the Direction of Deposition in QUEST Using Directional Material Probes
585
§86. Detection of Electron Bernstein Wave in QUEST
586
§87. Studies on Removal/Recovery Techniques for Residual Tritium in Materials
587
§88. Hydrogen Elements Adsorption Properties on Helium Irradiated Tungsten
588
§89. Highly Tritiated Water Processing by Means of Electrochemical Hydrogen Pumping
589
§90. Study on Dissolution and Diffusion Behavior of Hydrogen Isotopes in Oxide Ceramics Using Tritium
590
§91. Tritium Retention for Neutron Irradiated Tungsten at Higher Temperature
591
§92. Tritium Retention and Release Property of Tungsten
592
§93. Effects of Microstructure and Additional Elements of Tungsten on Bulk Diffusion and Retention of Hydrogen Isotopes
593
§94. Development of Measurement (Analysis) Method of Hydrogen Isotopes in the Dust
594
§95. Correlation between Crystal Structure Change and Tritium Retention on Mixed-layer of First Wall
595
§96. Study on Effect of Concentration Effect on Catalytic Combustion of Hydrogen Isotopes
596
§97. Study of Hydrogen Depth Distribution in Tungsten Exposed to D Plasma
597
§98. Evaluation of Chemical Composition and Retained H and He at Plasma Facing Surfaces of LHD and QUEST
598
§99. Investigation of Tritium Inventory and Removal on Deposition Layer in LHD
599
§100. Tritium Behavior on First Wall Materials in High Temperature Plasma Confinement Device
600
§101. Advanced Evaluation of Radiation Effects on Fusion Materials
601
§102. Neutron Irradiation Effect on Superconducting Magnet Materials for Fusion
602
§103. Synergistic Effects of Neutron (ion) and Plasma on Material in QUEST
603
§104. Surface Analysis of Effect of Plasma Irradiation to Nuclear Fusion Materials
604
§105. Effects of Alloying Elements on Hydrogen Isotope Retention in Neutron-irradiated Tungsten
605
§106. Radiation Effect of Optical Components for Fusion Plasma Diagnostics
606
§107. Mechanical Property of Plasma Facing Materials Irradiated by Neutron/Ion
607
§108. Change of Trapping Behavior Due to Neutron Irradiation in Plasma-facing Material

60810. Activities of Rokkasho Research Centre

60911. Research Enhancement Strategy Office

61112. The Division for Health and Safety Promotion

61313. Department of Information and Communication Systems

61414. Division for Public Relations

61515. Activities of Research Information Office (RIO)

61716. Information Network Task Group

619III. International Collaboration

6211. US–Japan (Universities) Fusion Cooperation Program

6242. TEXTOR Collaboration

6263. International Collaboration on Helical Fusion Research
– IEA Implementing Agreement for Cooperation
in Development of the Stellarator-Heliotron Concept –

6444. JSPS A3 (China, Japan and Korea) Foresight Program

6465. Japan-China Collaboration for Fusion Research
(Post-CUP Collaboration)

6476. Collaboration under Implement Agreement between
MEXT of Japan and the MOST of China for Cooperation
in the Area of Magnetic Fusion Energy Research and
Development and Related Fields (JWG)

6487. Japan-Korea Fusion Collaboration Programs

649IV. Department of Engineering and Technical Services

662V. Department of Administration

665
APPENDIX 1. Organization of the Institute
666
APPENDIX 2. Members of Committees
667
APPENDIX 3. Advisors, Fellows, Professors Emeriti
668
APPENDIX 4. List of Staff
674
APPENDIX 5. List of Publications I (NIFS Series)
675
APPENDIX 6. List of Publications II (Journals, etc.)

689
Author Index
700
National Institute for Fusion Science
701
How to Reach National Institute for Fusion Science
702
How to Reach Rokkasho Research Center
703
National Institute for Fusion Science (Building Arrangement)