Contents

I. National Institute for Fusion Science
April 2008 - March 2009

II. Research Activities

1 Large Helical Device (LHD) Project

1-1. LHD Experiment

4
(1) Overview of LHD Experiment
6
(2) Mission Research Themes
6
§1. High Density Discharges and Related Physics
7
§2. Central Density Limit of IDB Plasma
8
§3. Optimization of Magnetic Configuration for the High Fusion Triple Product Operation
9
§4. Spatial Density Distribution of Plasmoid by Pellet Injection Using Spectroscopic Diagnostics
10
§5. Spectroscopic Study of Carbon Pellet Ablation Cloud
11
§6. Shafranov Shift Measurements Using a Soft X-ray CCD Camera in Internal Diffusion Barrier Discharges in LHD
12
§7. Magnetic Axis Position Control for CDC Study
13
§8. Magnetic Axis Swing Experiments
14
§9. Advances in High-Beta Experiments
15
§10. Local Transport Analysis of High-Beta Plasmas with γ = 1.20
16
§11. Prospect of Steady-State Plasma Sustainment by New 77GHz ECH System on LHD
17
§12. Real-Time Control of an Injected EC Wave Polarization during a Long Pulse Discharge
18
§13. Long-Pulse Plasma Discharge Using a Positive-NB Injector
19
§14. Measurement of Fast Ion Power Density Outside of the Last Closed Flux Surface on LHD
20
§15. High Ion Temperature Discharges Using Carbon Pellet Injection
21
§16. Increase of Neutral Beam Attenuation in High Ti Discharge Used a Carbon Pellet Injection
22
§17. Observation of an Impurity Hole in a Plasma with an Ion Internal Transport Barrier in the LHD
23
§18. Dynamics of Ion Internal Transport Barrier in LHD Heliotron
24
§19. Toroidal Flow Profile in High Ion Temperature Plasma on LHD
25
§20. Fluctuation Behavior in High Ti Mode
26
(3) Physics Research Themes
26
§1. Comprehensive Investigations on Dynamics of Magnetic Field in Fusion Plasmas and its Influence on Turbulence Structure
27
§2. Response of Magnetic Island to Localized ECH to Magnetic Island Region
28
§3. Locality and Nonlocality in Turbulent Heat Transport in LHD
29
§4. Abrupt Core Temperature Drop in Response to Edge Perturbation on LHD
30
§5. Comparisons of Density Profiles in JT-60U Tokamak and LHD Helical Plasmas
31
§6. Study of CERC Using Newly Installed 77 GHz Gyrotron in LHD
32
§7. Comparisons of Edge Pedestal Structure in Tokamak and Helical Systems
33
§8. Observation of ELM-free H-phase in ETB Plasmas of LHD
34
§9. Spatial Dynamics of L-H Transition Observed with Two-dimensional Phase Contrast Imaging
35
§10. Impurity Transport Study in High-density Discharges of LHD Based on a Conventional Method
36
§11. Slow Oscillations of Impurity Accumulation and Pumping Out in LHD Long Pulse Discharges
37
§12. Plasma Potential Measurements with HIBP in the Core Plasma of LHD
38
§13. Observation of the Energetic-particle Induced Geodesic Acoustic Mode Using a Heavy Ion Beam Probe
39
§14. EUV Spectra from Highly Charged Tin Ions Observed in LHD
40
§15. Transport Characteristics in Stochastic Magnetic Boundary of LHD
41
§16. Tangentially Viewing Fast Camera Measurements during the Radiation Collapse in LHD
42
§17. Study on the He Exhaust Characteristics in the Higher Density Regime in HD in LHD
43
§18. Property of Density Fluctuations in Edge Plasma of Large Herical Device
44
§19. Electron Density Responses Measured with the Divertor Interferometer on LHD
45
§20. Local Heat Flux Measurement on the Divertorleg of Both Attached and Detouched Plasmas
46
§21. Influence of Oblique Magnetic Field on Probe Measurement in the LHD Edge and Divertor Plasmas
47
§22. System Upgrade for the Electrode Biasing Experiment in LHD
48
§23. Polarization Resolved Spectroscopy and Diagnostics on Hydrogen Atomic and Molecular Transport in the LHD Periphery Plasma
49
§24. Analysis for Plasma Wall Interactions Using Material Probes
50
§25. Characterization of Re-deposition Layer with Ferritic Steel in JT-60U
51
§26. Estimation of CX Incident Parameter with Material Probes
52
§27. Characterization of Dust Dynamics in LHD (2)
53
§28. Flux of Dust Particles Collected by In-situ Sampling Method during Main Discharges
54
§29. Study of Dust Transport in NAGDIS-T
55
§30. Observation of Magnetic Island Dynamics in Nonsteady State
56
§31. Plasma Response of Helical Plasma during Current Quench Phase
57
§32. Anisotropic Pressure Effect on the MHD Equilibrium in LHD
58
§33. Analysis of NBI Particle Orbit and Beam Pressure in High Beta Plasma of LHD
59
§34. Provisional Study on 3-D Cauchy Condition Surface Method to Identify Plasma Boundary Shape
60
§35. Bootstrap Current Profile Calculations with the SPBSC and the VENUS+δf Codes for the LHD
61
§36. A δf Monte Carlo Method to Evaluate the Bootstrap Current with Moment-equation Approach
62
§37. Observation of Fast-Ion Losses Induced by Various MHD Modes
63
§38. Evaluation of Deeply Trapped Fast-ion Confinement Using the NB-blip Experiments
64
§39. Evaluation of Deeply Trapped Fast-ion Confinement Using the NB-blip Experiments -II-
65
§40. Frequency Sweeping of Reversed Shear Alfven Eigenmodes during Counter Neutral Beam Current Drive
66
§41. Fast-ion Transport during Repetitive Burst Phenomena of Toroidal Alfvén Eigenmodes in the Large Helical Device
67
§42. MHD Instabilities Destabilized by Suprathermal Electrons in Low Density ECRH Plasmas of LHD
68
§43. Experimental Study of Ion Tail Formation by High Power ECH
69
§44. Design and Initial Result of Collective Thomson Scattering System Using 77 GHz Gyrotron for Bulk and Tail Ion Diagnostics in The Large Helical Device
70
§45. Collective Thomson Scattering Receiver System in LHD
71
§46. Study of Heat Transport before and after Superimposed ECH
72
§47. Long-pulse ECCD Experiment in LHD
73
§48. Study on Physical Process of Electron Cyclotron Current Drive
74
§49. Prospect of EBW Heating in the Over Dense Plasma with Use of an Existing Horizontal Antenna for ECH
75
§50. Study of Heating Mechanism on Oblique Launching of the X-mode from the High Field Side
76
§51. Electron Bernstein Wave Heating in Super Dense Core Plasmas on LHD
77
§52. Behavior of High Energy Electrons during High Power ECRH
78
§53. Influence of Hydrogen Ratio on Mode-Conversion Heating by ICRF Waves in LHD
(4) LHD Device Engineering Experiments
80
§1. Optimization of the Control of the Subcooling System of the LHD
81
§2. Monitoring and State Estimation of LHD Coils
82
§3. Results of Lowering Temperatures of the LHD Helical Coils by Subcooling System
83
§4. Operation and Control of Helium Subcooling System with Cold Compressors for LHD Helical Coils
84
§5. AC Losses in Poloidal Coils of the Large Helical Device
85
§6. Voltage Enhancement of the DC Power Supplies of LHD Superconducting Coils

1-2. Device Engineering and Cooperative Development Research

86
(1) Physics and Engineering of LHD Torus System
87
§1. Design of the Closed Helical Divertor in LHD
88
§2. Strike Point Distribution in a Closed Helical Divertor Configuration Optimized for Efficient Particle Pumping in LHD
89
§3. High Heat Flux Tests for Closed Divertor Mockup
90
§4. Evaluation of Tungsten Coated Carbon as LHD Divertor Plate
91
§5. Deuterium Retention in Tungsten Oxide under Low-Energy Deuterium Exposure
92
§6. Researches of Extremely Super-high Speed Neutral Particle Flow Injection by Using CT Injection Technology
93
§7. Investigation of the Clustering Condition for the Supersonic Cluster Beam Injection
94
§8. Analysis Code Development for ITB Formation and Impurity Control
95
(2) Applied Superconductivity and Cryogenics
96
§1. Basic Study on the Electromagnetic Properties of Oxide Superconductors for Nuclear Fusion Reactor
97
§2. Magnetic Levitation of Miniature-sized Spherical-shaped RE123 Bulk Superconductors
98
§3. Evaluation of the Mechanical Properties of HTS Single-grain Bulks by Indentation
99
§4. MgB2 Superconducting Thin Wires for Current Lead Application
100
§5. Development of New High Field and High Current Density Superconductors for Fusion Devices
101
§6. 3-dimensional Measurement of the Strand Trajectories in a Large CIC Conductor
102
§7. Effect of Disturbance Duration on the Normal Zone Propagation of the LHD Helical Coil
103
§8. Establishment of Partial Discharge Protection Technology for Reliability Improvement of Electrical Insulation of LHD
104
§9. Study on Application of Next Generation Power Devices for the Fusion System
105
§10. Development of Fast Ignition Target
106
§11. Stability Analysis of a Curved Saddle Shaped Superconducting Coil with Conduction Cooling
107
§12. Temperature Control in the FIREX Cryogenic Target
108
§13. Adaptation of Advanced Control to the Helium Liquefier with C-PREST
109
§14. Magnetic Field Characteristics on the Joint of the Prototype NbTi Cable-in-conduit Conductor for JT-60 EF Coil
110
§15. Design Study of the Superconducting Split Coil Based on the Cosθ Current Distribution
111
§16. Experiments of Bending Strain on Reduced-Scale YBCO Conductors for Fusion Energy Magnets
112
(3) RF Heating Technologies
113
§1. The Development of 77 GHz-1 MW ECRH Systems for the LHD
114
§2. Field Reconstruction in the Corrugated Waveguide Based on Mode-Content Analysis
115
§3. Research Study for New Evolution of Millimeter- and Submillimeter-Wave Applications
116
§4. Real-Time Control of an Injected EC Wave Polarization during a Long Pulse Discharge
117
§5. Evaluation of Transmission-Line Components Based on Phase Measurements in mm-Wave Frequencies
118
§6. Study of Periodically Corrugated Cavity for Oversized Slow-Wave Oscillator
119
§7. ICRF Antenna Characteristics and Comparison with 3-D Code Calculation
120
§8. Study of High Coupling ICRF Antenna for LHD
121
§9. New ICRF Antenna Design with Controllable Parallel Wavenumber in LHD
122
§10. Impedance Matching in Wide Range of Resistance in Conjugate Antenna System
123
(4) High Energy Beam Technology
124
§1. Injection Summary of Neutral Beam Injection System in the 12th Campaign
125
§2. Full Scale Positive Helium Ion Source for Alpha Particle Measurement
126
§3. Plasma Potential Simulation for Improvement of Beam Extraction Efficiency from a Negative Ion Source
127
§4. Characterization of High-Density Helicon Plasma Source with Large Diameter and Short Axial Length for Negative Ion NBI
128
(5) Diagnostics Systems
130
§1. Development of the Laser Beam Positioning System for the LHD Thomson Scattering Device
131
§2. Asphericalization of Light Collection Mirror on the LHD Thomson Scattering Diagnostic
132
§3. Applications of Phase Conjugate Mirror to Thomson Scattering Diagnostics
133
§4. Development of Multi-channel V-band Frequency Hopping Microwave Reflectometer for Density Fluctuation Measurement
134
§5. Terahertz Wave Emission Using Fiber Laser Excitation for Large Plasma Experimental Device
135
§6. Space and Energy Distributions of High Energy Electrons in LHD Plasmas Heated by ECH
136
§7. Heavy-ion Beam Collisions with High-density and High-temperature Plasmas for LHD-HIBP Diagnostics
137
§8. Study on Optimization of Gas Species and Thickness to Generate Au+ Ion Beam with Tandem Accelerator for LHD-HIBP System
138
§9. Comparison of Neutral Particle Flux Decay Times on the NBI Plasmas in Large Helical Device
139
§10. Development of Lost Ion Probe for MHD Activity Measurements
140
§11. Development of THz Laser Diagnostics
141
§12. Improvements of a Polarimeter with Use of Dual Silicon Photoelastic Modulators for 57/48 µm Laser
142
§13. Prototype and Test of the Retro-reflector with the L-shape Protective Cylinder
143
§14. Conceptual Design of a Dispersion Interferometer with a Ratio of Modulation Amplitudes
144
§15. Frequency Stabilization of a Pump 9R(8)CO2 Laser for 48- and 57-μm CH3OD Lasers
145
§16. Pellet Cloud Investigation via Imaging Spectroscopy in LHD
146
§17. Development of Microwave Imaging Reflectometry in Large Helical Device
147
§18. Development of 2-D Antenna Array for Microwave Imaging Reflectometry on LHD
148
§19. Optimization Study of Density Reconstruction Method by Microwave Reflectometry in Large Plasma Devices
149
§20. Development of Multi-channel Heterodyne Receiver for ECE Imaging and Application on LHD
150
§21. Simulation Study for Technology Development to Make Reflectometer Highly Accurate
151
§22. Data Analysis Study for Microwave Tomography
152
§23. Study of Application of THz Gyrotrons to Collective Thomson Scattering on LHD High Density Plasmas
153
§24. Improvements of Imaging Bolometers at LHD
154
§25. Trial of Fast Neutral Particles and Neutron Measurement by a Synthetic Diamond Radiation Detector
155
§26. DD Neutron Spectrometer for LHD Plasma Diagnostics
156
§27. Fast and Stable Image Reconstruction Test with Hopfield Neural Network in Bolometer Tomography of LHD Plasma
157
§28. Performance Improvement of a D-D Fusion Neutron Source as a Calibrator for Neutron Detectors
158
§29. Development of Simple Circuit System for Millimeter Interferometer Applied for Low Density Plasmas
159
§30. “LABCOM/X” Experiment Data Platform and Fusion Virtual Laboratory
160
§31. Real-time Video Streaming System for LHD Experiment Using IP Multicast
161
§32. Web Based Experimental Management System
162
§33. Study on Quick Similarity Search in Massive-size Waveform Databases

1-3. Study of Deuterium Experiment Program in LHD

164
§1. Construction of Deuterium Neutral Transport Code for LHD Boundary Plasmas
165
§2. Study on Technical Problems on Measurements of Total Neutron Yields during D-D Plasma Experiments with LHD

1-4. Theoretical Study

168
§1. Turbulence-driven Zonal Flows in Helical Systems with Radial Electric Fields
169
§2. Seesaw Mechanism in Turbulence-Suppression by Zonal Flows
170
§3. Effective Helical Ripple and Zonal Flow Response as Functions of Outermost Flux Surface in L=2 Heliotron
171
§4. 3D MHD Equilibrium Calculations for Tokamaks with the HINT2 Code
172
§5. Theoretical Studies of Equilibrium Beta Limit in Heliotron Plasmas
173
§6. Theoretical Study on Transport Properties of High-ion-temperature LHD Plasmas towards Further Increase of Ion Temperature
174
§7. Development of Neoclassical Transport Code and its Applications
175
§8. Monte-Carlo Simulation of Transport in Islands and Ergodic Region
176
§9. Nonlinear Modeling of Core Density Collapse
177
§10. Nonlinear Analysis of Non-Resonant Mode in LHD
178
§11. Multi-Scale MHD Simulation Incorporating Pressure Transport Equation for LHD Plasma
179
§12. Interaction between Static Magnetic Islands and Resistive Interchange Modes in a Straight Heliotron Plasma with High Resistivity
180
§13. Selective Formation of Turbulent Structures in Cylindrical Plasmas
181
§14. Analysis of Density Limit with Radial Profile of Electric Field in Helical Plasmas

1-5. LHD Project Research Collaboration

183
§1. Production Mechanism of Impurity Hydrocarbons and their Transportation in LHD Plasma
184
§2. Development of Two Dimensional Thomson Scattering Measurement System
185
§3. Experiment of Helical Magnetic Field Configuration Optimization
186
§4. Neutral Flow Field Measurement Using a Single-mode Tunable Diode Laser
187
§5. Study on Electron Bernstein Wave Heating and Current Drive in High Density Plasmas
188
§6. Study of Wave Physics in High Beta Plasmas
189
§7. Development of a Real Time Control System for MHD Instabilities
190
§8. Research of Plasma Turbulence, Turbulent Transport and Experimental Methods
191
§9. Development of Magnetic Island Detector by Magnetics Measurement
192
§10. Characteristics of rf-based Hydrogen Negative Ion Source with Cs Additive
193
§11. Role of Plasma Fluctuation for EBW Current Ramp-up at the Electron Cyclotron Harmonics
194
§12. Control of Rotational Transform by Electron Cyclotron Current Drive in Helical Systems
195
§13. Study of the Physics of IDB Plasma and the Density Limit in Helical Devices
196
§14. Development of a Simultaneous Measurement System of High-resolution Spectra of Hydrogen Emissions for the Study of LHD Edge Plasma
197
§15. Study of Optimum Conditions and Atomic and Molecular Reactions on LHD Closed Divertor
198
§16. Experimental Study on Liquid Lithium Flow for IFMIF Target
199
§17. Nitrogen Removal from Liquid Lithium and Improvement of Hydrogen Monitor for Liquid Lithium
200
§18. Integrated Experimental Process Study for Removal of Tritium and Impurities from Liquid Lithium, II
201
§19. Optimized Thermo-mechanical Design of High Intensity Neutron Source Test Cell for Material Irradiation
202
§20. In Situ Measurement of Surface Modification of Plasma-facing Material during the Long Duration Discharge
203
§21. Evaluation of Advanced Tungsten Materials as Plasma Facing Materials
204
§22. Dynamic Behavior of Tritium Release from Stainless Steel for LHD
205
§23. Compatibility Research for Flibe and Li Blanket System
206
§24. Change in Properties of Superconducting Magnet Materials by Fission Neutron Irradiation
207
§25. Feasibility Study of LiPb-He-SiC High Temperature Blanket Concept
208
§26. Development of Advanced Superconducting Conductors for Fusion Devices
209
§27. Basic Studies for Reduction of Tritium Retention, and for Recovering and Recycling of H, D and T under LHD-DD Operations
210
§28. Hydrogen Isotope Retention Behavior on the Surface of Metal-carbon Mixture Layer under Carbon, Hydrogen Isotopes and Helium Simultaneous Irradiation Circumstance
211
§29. Study on Behavior of Environmental Tritium and Assessment of Influence on Environment
212
§30. Assessment Study on Biological Effects of Low-dose Tritium Radiation
213
§31. Observation of Hydrogen Permeation in LHD and Evaluation of Wall Leakage for DD Experiments
214
§32. Investigation on Deuterium Retention and Desorption in Plasma Facing Wall Toward Deuterium Discharge in LHD
215
§33. Development of High Heat Plasma Generator with Ion Beam Analysis and In-situ Measurement of Hydrogen Isotope Retention
216
§34. Development of Neutron Diagnostic Systems for LHD Deuterium Experiment

2 Collaborations on Fusion Engineering

217
(1) Fusion Engineering Studies
218
§1. Overall Examination of Tritium Transfer and Thermofluid Control in Fusion System
219
§2. Characterization of Erbium Oxide Coating by Irradiation Induced Luminescence
220
§3. Effect of Neutron Irradiation on Tritium Behaviors in Fusion Materials
221
§4. Effect of Constituents on Thermal and Electrical Conductivity of SiC/SiC Composites
222
§5. Development of Oxide Insulator Coating Process in Advanced Liquid Breeder Blanket Systems
223
§6. Corrosion Characteristics of Ferritic Steel JLF-1 in Candidate Breeder Material Pb-17%Li for Liquid Blanket
224
§7. Radiation Induced Behaviors of Hydrogen Trapped in Oxide Ceramics for Fusion Reactor Blanket
225
§8. Analyses of Reaction Rates and Tritium Production Rate Measured in Li/V-alloy Assembly under DT Neutron Irradiation
226
§9. Thermo-mechanical Evaluation for Flibe Test Blanket Module
227
§10. Basic Design of Liquid Blanket with Three-Surface and Three-Layer Coating
228
§11. Critical Heat Fluxes of Subcooled Water Flow Boiling in a Short Swirl Tube
229
§12. Transmutation of High-level Wastes by Using Volume Neutron Source
230
§13. Cyclically Induced Softening in Reduced Activation Ferritic/martensitic Steelbefore and after Neutron Irradiation
231
§14. Development of Reliable Miniature-size Fatigue Test Technique for Reduced Activation Ferritic Steels
232
§15. Tensile Property of Dissimilar Weld Zone in IFMIF Back-Plate and its Structural Analysis
233
§16. Feasibility Study of Helium Concentration Analysis in Material by Laser-induced Plasma Breakdown Spectrometry
234
§17. The Effects of PWHT on Y-Doped and Laser-Welded V-4Cr-4Ti Alloys after Ion Irradiation
235
§18. Evaluation of Mechanical Properties and Aging of High-chromium and Yttrium-added Vanadium Alloys
236
§19. High Temperature Creep of Ultra-Fine Grained, Particle Dispersed V-V-W-TiC Alloys
237
§20. Multiscale Modeling of Radiation Damage Processes in Fusion Materials
238
§21. Radiation Damage and Deuterium Trapping Property in F82H Ferritic/martensitic Steel
239
§22. Thermal Loads Effects on Erosion Processes of Helium Irradiated Tungsten
240
§23. Quench Characteristics and Structural Materials in Superconducting Coil
241
§24. Radiation Effects of Organic Electric Insulating Materials
242
§25. Cryogenic Mixed-mode Interlaminar Fracture Toughness of Composite Insulation Systems for Superconducting Magnets
243
§26. Development of V3Ga Conductors Fabricated through Composite Precursor Wires with Ga-coated V Wires
244
§27. Development of V3Ga Superconducting Wires by Using V-Ga Compound as High Ga Source Material
245
§28. Superconducting Property of Extruded MgB2/Al Composite Material via 3 Dimensinal Penetration Casting Method
246
(2) Helical Reactor Design
247
§1. Design Integration towards Size-Optimization of LHD-type Fusion Energy Reactor FFHR
248
§2. A Conceptual Design of Heliotron DEMO Plant
249
§3. Economical Potential of LHD-type Helical Power Plants
250
§4. Proposal of New Magnetic Scaling and Consideration of Poloidal Coil Position for Heliotron-type Reactors
251
§5. Control of LHD Type Fusion Reactor by Vertical Field Configurations and an Operation Scenario of FFHR
252
§6. Configuration Studies on Split-Type Helical Coils for FFHR-2S
253
§7. Design Studies on High-Temperature Superconducting Coil Option for FFHR
254
§8. Design Study of an Indirect Cooling Superconducting Magnet for a Fusion Device
255
§9. Conceptual Design of an Indirect-cooled Superconducting Helical Coil in FFHR
256
§10. Synergistic Effect for Hydrogen Fuel Production in LHD-type Power Reactor
257
§11. Impact of Structural Material on Tritium Breeding in Flibe Cooled Blanket System
258
§12. Investigation of Feasibility of Remountable Superconducting Magnet for Helical Reactor
259
§13. Standardization of the Fracture Toughness Test Method by Round Bar with Circumferential Notch
260
§14. Comparative Design Analysis between Helical and Tokamak Reactors
261
§15. Consideration on Design Window for a DEMO Reactor
262
§16. Large-scale In-silico Experiment for Thermal-hydraulic and Thermo-mechanic Characteristic of Pebble Bed
263
§17. The High-density and Low Temperature Ignited Operation in the FFHR Helical Reactor
264
§18. Heat Removal Characteristics on High-thermal-conductivity Sphere-packed Pipe Applied for a Spectral-shifter’s First Wall and Approach to Designing it into the Blanket
265
§19. Study on Heat Transfer Mechanism under Magnetic Field in a Liquid Blanket
266
§20. Experimental Study of Counter-current Extraction Tower to Remove Tritium in Flibe Blanket Loop of Fusion Reactor
267
§21. Fusion Power and Neutron Yield from Toroidal Magnetically Confined Plasma
268
(3) Fusion Reactor System and Safety
269
§1. Studies of Tritium Trapping States and their Desorption Behaviors from Cooling Pipe Materials
270
§2. Study on Formation of Stainless Steel Re-deposition Layer and Hydrogen Trapping Behavior under Low-energy Plasma
271
§3. Experimental Study on Optimization of Pressure Swing Adsorption Process for Hydrogen Isotope Separation
272
§4. Water Detritiation by Water-hydrogen Chemical Exchange

3 CHS Experiments

274
§1. Magnetic Field Fluctuation Measurements Using Heavy Ion Beam Probe in CHS
275
§2. Measurements of Electron Density Fluctuations in CHS Plasmas by Using YAG Laser Imaging Method with Folded Beam
276
§3. Excitation of Electrostatic Fluctuations with Long-Distance Correlation in L-H Transition Plasmas on the Compact Helical System
277
§4. Measurement of Damping Rates of Stable TAEs Excited by Application of External Alternating Magnetic Perturbations in CHS
278
§5. 3D Monte Carlo Simulation for H-alpha Spectra Observed in Compact Helical Systems
279
§6. Ha Spectra in a NBI Heated CHS Plasma
280
§7. Study on 2.45 GHz Electron Bernstein Wave Heating by a Ray-tracing Method
281
§8. Data Analysis of Hot Nonneutral Plasmas Confined on Magnetic Surfaces of CHS
282
§9. CHS Data Acquisition and Analysis System

4 Basic Research and Development

284
§1. High Density Plasma Experiment HYPER-I
285
§2. High Accuracy Measurement of Neutral-Gas Flow in HYPER-I
286
§3. LIF Measurement of Neutral Flow Associated with a Vortex Structure
287
§4. Measurement of Flow Velocity Profile in an Argon Plasma Hole Using Laser-Induced Fluorescence
288
§5. Plasma Acceleration in a Diverging Magnetic Field
289
§6. Development of Helium Beam Probe and Preliminary Diagnostics in HYPER-I
290
§7. Behavior of Neutral Particles in the Boundary of Microwave Discharge HYPER-I Plasma
291
§8. Potential Difference Formation between Two Floating Electrodes Due to Plasma Flow
292
§9. Characterization of High-pressure H2 Plasma Produced by Microwaves
293
§10. Transition from Atmospheric Thermal Plasma to Recombining Plasma in Helium Arcjet Generator
294
§11. Study on Structural Formation in Magnetized Plasma Column
295
§12. Neoclassical Transport of Impurity in General Non-symmetric Toroidal Plasmas
296
§13. Compact Microwave Ion Source for Plasma Diagnostics
297
§14. Non Equilibrium Intensity Distribution of Multiplet Transition in Carbon-like Oxygen Ion
298
§15. Reflection Characteristics of Low-energy Particles Injected into Highly-oriented Carbon Nano-materials
299
§16. Sputtering in Rough Surface

5 Theoretical and Simulation Researches

301
§1. Theoretical Study on Self-organization in a Spherical RFP
302
§2. Clarification of Magnetohydrodynamics Phenomenon of the Sun and Astronomical Objects
303
§3. Particle Acceleration Due to Strong Electromagnetic Fields in Shock Waves
304
§4. Energy Cascade in Homogeneous Turbulence
305
§5. Extraction of Hierarchical Energy Spectrum in Turbulence and its Correlation with Organized Structure
306
§6. Study of Energy Transfer in NS and MHD Turbulence by Using Massive Parallel Computation
307
§7. Nonlocal Nature of the Energy Transfer to Magnetic Fields in Magnetohydrodynamic Turbulence
308
§8. Spatiotemporal Dynamics and Transport Reduction in Helical Magnetic Configuration
309
§9. Level-Crossing Function in the Analysis of Edge Plasma Turbulence
310
§10. Simulation Study on Nonlinear Interactions between Plasma Turbulence and MHD
311
§11. Structure Formation in Flowing Plasmas
312
§12. Flows in a Precessing Sphere - Structure and Stability
313
§13. Effects of Multiple-Species Ions on Plasma-Flow Velocity-Shear-Driven Instabilities
314
§14. Construction of Collisional Radiative Model and Neutral Transport Code for Hydrogen and Deuterium Plasmas
315
§15. Development and Improvement of SONIC Code for Divertor Study
316
§16. Integrated Modeling Study of Heat and Particle Control
317
§17. Review of a Required Condition for D-3He Fusion in a Field-reversed Configuration Plasma
318
§18. Chemisorption of Hydrogen on Graphite (0001): Spin-Polarized Density-Functional Tight-Binding Molecular Dynamics Simulations Using G2MS-Derived C-H Parameters
319
§19. Molecular Dynamics Simulation of Micelle Formation in Amphiphilic Solution: Dynamic Coexistence of Micellar Shapes
320
§20. Fundamental Relation between Diagonal and Off-diagonal Components of Conductivity Tensor in the Quantum Hall System

6 Personal Interchange Joint Research Program

323
§1. Control of Ion Acceleration by RF Waves in a Fast-flowing Plasma
324
§2. Plasma Simulation Experiments Using Versatile Highly Charged Ion Sources
325
§3. Development of Cesium-free Deuterium Negative Ion Source with Grid Bias Method
326
§4. Analysis of Tc, Jc and Hc2 Properties for Low Activation Superconducting Wires
327
§5. Measurement of Electron Bernstein Wave Emission from Ultra High Beta Plasmas
328
§6. Heating and Current Drive Experiments on the TST-2 Spherical Tokamak
329
§7. Kinetic Effect of Beam Ion in a High-beta Region by Equivalent NBI Technique
330
§8. Development of High Power Sub-terahertz Pulse Gyrotron
331
§9. Development of External Control Knob for Improved Confinement Mode in TU-Heliac
332
§10. Development of High Power Induction Plasma Device for PSI Studies Using MOSFET Inverter

7 Collaboration Using SINET3

334
§1. Establishment of an Environment for Remote Participation and Control on QUEST Experiments
335
§2. Data Transfer from GAMMA 10 to LHD Virtual Laboratory via SNET
336
§3. Verification of Analyses of Helical and Tokamak Plasmas Using Broad Band Network toward Building of the Nuclear Fusion Research Grid
337
§4. Simulations of Large-Amplitude Plasma Waves and Particle Acceleration by Use of SNET
338
§5. Development of LHD Data Analysis Interface for LHD Remote Experimental Participation
339
§6. Development of Two Dimensional Thomson Scattering Measurement System

8 Fusion Science Archives

342
§1. A Trial to Establish an Archival Finding Aid Utilizing the Encoded Archival Description - 1 -
343
§2. A Trial to Establish an Archival Finding Aid Utilizing the Encoded Archival Description - 2 -
344
§3. A Trial to Establish an Archival Finding Aid Utilizing the Encoded Archival Description - 3 -
345
§4. Construction for a PC-based Database of Archives on Early Design and Operation of LHD
346
§5. Archival Studies on Devices of Fusion Science
347
§6. Archival Study on Development of Heliotron Devices
348
§7. Compilation of Chronology Based on NIFS Fusion Science Archives
349
§8. Archival Studies on History of IAEA Fusion Energy Conference
350
§9. Studies on History of Fusion Energy Conference and International Exchange of Nuclear Fusion Research in Japan
351
§10. Construction of an Institutional Repository of NIFS
352
§11. Institutional Repository as Research Infrastructure for Social Responsibility

9 Department of Simulation Science

355
§1. Nonlinear Evolution of Ballooning Modes with Moderate Wavenumber in LHD
356
§2. Thermal Transport Due to Coexistence of Micro-turbulence with Tearing Modes in Externally Heated Plasma
357
§3. Plasmoid Motion in Helical Plasmas
358
§4. Effects of Finite Larmor Radius on Equilibria with Flow in Reduced Two-Fluid Models
359
§5. Analytic High-Beta Tokamak Equilibria with Poloidal-Sonic Flow
360
§6. Intrinsic Propagation of Magnetic Island with Finite Width
361
§7. MHD Infrastructural Code for Plasma Simulation: MIPS
362
§8. Reduced Simulation of Alfvén Eigenmode Bursts in LHD
363
§9. Gyrokinetic Simulation of Zonal-Flow Response in Helical System with Equilibrium-Scale Radial Electric Field
364
§10. Coherent Vortex Structures in Slab Electron Temperature Gradient Driven Turbulence
365
§11. Release Condition of Dust from Plasma-facing Wall and Effects of Surface Roughness in Oblique Magnetic Field
366
§12. Electric Field at Plasma-facing Wall in Oblique Magnetic Field
367
§13. Charging of Dust Particles in Weak Magnetic Field - Orbits of Charged Particles -
368
§14. Charging of Dust Particles in Weak Magnetic Field - Charge of Floating Dust -
369
§15. 1D Modeling of LHD Divertor Plasma and Hydrogen Recycling
370
§16. 1D Fluid Model of Plasma Profiles in the LHD Divertor Leg
371
§17. Kinetic Analysis of Ion Incident Angle Distribution on a Plasma-facing Wall
372
§18. Implementation of NBI Heating Module FIT3D to Hierarchy-integrated Simulation Code TASK3D
373
§19. Study of MHD Stability Beta Limit in LHD by Hierarchy Integrated Simulation Code
374
§20. Generation Control of Fast Electron Beam by Low-Density Foam for FIREX-I
375
§21. Plasma Complexity Simulation Project
376
§22. Development of Multi-Hierarchy Simulation Model for the Full Understanding of Magnetic Reconnection
377
§23. Electron Flow Circulation in Collisionless Driven Reconnection
378
§24. Relationship between Particle Trajectories and Magnetic Reconnection
379
§25. Electron/ion Mass Dependency in Current Sheet Instabilities
380
§26. Strong Electron Outflow and its Influence on the Downstream Structure of the Electron Dissipation Region in the Steady Collisionless Driven Reconnection
381
§27. Testing Model for Prediction System of 1-AU Arrival Time of CME-associated Interplanetary Shocks
382
§28. Simulation of Blob Transport
383
§29. Quantum Nernst Effect in a Bismuth Single Crystal
384
§30. Energy Flow during Hydrogen Atom Adsorption on a Graphite Surface by Molecular Dynamics and VR Visualization
385
§31. Activities of Rokkasho Research Center
386
§32. Plasma Simulator (until December 2008)
387
§33. Plasma Simulator (from March 2009)
388
§34. LHD Numerical Analysis System
389
§35. Overview of NIFS Campus Information Network
390
§36. Activities of Network Working Group
391
§37. Activity of Virtual Reality Task Force
392
§38. Scientific Visualization of Particle Simulation Results
393
§39. Angle-changeable Immersive Projection Display

10 Coordinated Research Center

395
§1. Dielectronic Recombination into Mg-like Ions
396
§2. Establishment of Atomic and Molecular Data Application Forum
397
§3. Study of Removal of Volatile Organic Compound (VOC) and Related Atomic and Molecular Processes in Plasma Reactors
398
§4. EUV Spectroscopy of Highly Charged Iron Ions with Electron Beam Ion Traps
399
§5. Resonant Excitation/Ionization Processes in Electron-Ion Collisions
400
§6. The Study on Electron Impact Excitation Process for the Plasma Relevant Molecules including Vibrationally Excited Species
401
§7. Atomic and Molecular Database of High Z Elements and Molecules for LHD Peripheral Plasma
402
§8. Cross Sections of Charge Transfer by Slow Helium Ions in Collisions with Water Molecules
403
§9. Hydrogen Retention in Bulk Tungsten Crystals under Hydrogen-rich Condition
404
§10. Atomic Data for Fe XVII Lines in EUV Spectra of the Solar Atmosphere and LHD
405
§11. Polarization of Photons Emitted from Excited Hydrogen Atoms in Plasma Surface Interaction
406
§12. Unification Platform for Management System of Databases and Data Taggers
407
§13. Atomic Data Evaluation for He+ and Neutral Atom Collisions
408
§14. Quantum Effects on the Entanglement Fidelity in Elastic Scatterings in Strongly Coupled Semiclassical Plasmas
409
§15. Pair Annihilation Effects on Surface Ion Cyclotron Wave in Semi-bounded Electron-positron-ion Plasmas
410
§16. Plasmon and Spin Interference Effects on Electron Collisions in Hot Quantum Plasmas
411
§17. Effects of Turbulence on the Elastic Electron-ion Collision in Turbulent Plasmas
412
§18. Quantum Effects on Magnetization Due to Ponderomotive Force in Cold Quantum Plasmas
413
§19. Effects of Electron Temperature and Density on Ion-dust Bremsstrahlung Spectrum in Dusty Plasmas
414
§20. Theory of Selective Heating of Magnetic Metal Oxides by Microwave Magnetic Field
415
§21. Estimation of the Effective Permittivity and Permeability of Metal Powders at Microwave Frequencies
416
§22. Destructions of Layered Structure of Graphite by First-principle Calculations
417
§23. Molecular Alignment through Non-resonant Multiphoton Transitions in a Microwave Region
418
§24. Thermodynamics of Microwave
419
§25. Interactions of Magnetic Spins with Alternating Magnetic Field at GHz Frequency
420
§26. Development of the High Vacuum Device to In-Situ Measurement of Partial Pressure of Oxygen on Microwave/Conventional Heating
421
§27. In-Situ Investigation for Microwave Reduction Process of Metal Oxides by High Vacuum Devices
422
§28. Basic Design of Microwave Blast Furnace - Repose Angle for Powder Iron Ore Mined in Robe River -
423
§29. Study of the Microwave Sintering Applied to the Metal Powder Compacting Body and Investigation into the Penetration Mechanism of the Electro-magnetic Field in it
424
§30. Study of Microwave Effect on Photocatalytic Surface by Using In-Situ Observation Techniques
425
§31. Studies on Microwave/Millimeter-wave Absorption Measurement of Powder Materials
426
§32. Reducing Thermal Conductivity of Thermoelectric Materials by Using a Narrow Wire Geometry
427
§33. New Interpretation of Boundary Control Effects on Edge and Core Plasmas in Magnetic Fusion Devices
428
§34. Microwave-plasma Irradiation Effects on Bubble Formation in APS W Due to in Vehicle-1
429
§35. Dynamic Response of Hydrogen Reemission and Retention from and in inert Gas Sprayed Tungsten Exposed to ECR Plasms in
430
§36. Activities on ITER Collaboration
431
§37. Development of the Electron Spectrometer for Measuring the Energetic Electron from LFEX Laser in FIREX-I Project
432
§38. Science Communication and NIFS Kids Fusion Science Museum
433
§39. Activity Update on the Gifu Academy of Wisdom for Business Elites in 2008

11 Fusion Engineering Research Center

435
§1. Progress in Flibe Corrosion Study toward Material Research Loop and Advanced Liquid Breeder Blanket
436
§2. Corrosion Characteristics of Reduced Activation Ferritic Steel, JLF-1(8.92Cr-2W) in Molten Salts Flibe and Flinak
437
§3. Influence of N on the Corrosion Behavior of RAF/M JLF-1 Steel in Static Li
438
§4. Effect of Container Composition on Compatibility of a RAFM Steel with Liquid Lithium
439
§5. Development of Er2O3 Insulator Coating through a MOCVD Process
440
§6. Development of Large Area Ceramic Coating by Dip-coating Method
441
§7. Evaluation of Electrical Conductivity of High Purity Single Crystal SiC Material under Gamma-ray Irradiation
442
§8. Study on Electrode of Solid Electrolyte Hydrogen (Isotope) Sensor for Application to Liquid Blankets
443
§9. Study on Annihilation Behavior of Defects Produced in γ-ray-irradiated Li2TiO3
444
§10. Neutronics Characterization of Liquid Lithium Blanket with RAFM and V-alloys for DEMO
445
§11. Thermophysical Properties and Microstructure of Plasma-sprayed Tungsten Coating on Low Activation Materials
446
§12. Prediction of Creep Performance in Typical Blanket Conditions for JLF-1 and CLAM Steels
447
§13. Fabrication of Electric Insulation Materials with Good Property against Neutron Irradiation
448
§14. Effect of Mg Addition on the Superconducting Properties in the V3Ga Multifilamentary PIT Wires Using High Ga Content Compounds

12 Safety and Environmental Research Center

451
§1. A Transition of Environmental Tritiated Water Vapor, Hydrogen and Methane Gases in 2004 - 2008 at Toki Site
452
§2. Measurement of Natural Background Radiation in LHD Building
453
§3. Measurements of Environmental Neutrons in Toki Area
454
§4. Application of Membrane Dehumidifier for Gaseous Tritium Recovery in LHD
455
§5. Recovery of Tritium from Tritiated Water Vapor Using a Proton Conductor
456
§6. Remove of Tritium from Tritiated Water and Isotope Separation by Microchips
457
§7. Experimental and Analytical Research on Temperature Rise of an Oxidation Catalyst Due to the Combustion Heat of Hydrogen
458
§8. Hydrogen Pump Characteristics of an Intermediate Temperature Type Proton Conducting Oxide
459
§9. Study on Radiation Measurement Using Imaging Plate in Photon-neutron Mixed Field
460
§10. Feasibility Study of Gaseous Tritium Sampling and Measurement System
461
§11. Monitoring of Static and Varying Electromagnetic Fields for Safety Management in a Large Plasma Experimental Facility
462
§12. Measurement and Wideband Exposure Evaluation of Environmental Electromagnetic Fields
463
§13. Disk Shaped Radiation Sources for Education Purposes made of Chemical Fertilizer
464
§14. Measurement of Radioactivity Concentration in Working Environment of Radioisotopes Facility

13 Bidirectional Collaborative Research Program

468
§1. Planning of the All-Japan ST Research Program
469
§2. Studies of Plasma Potential Formation and Potential Confinement, and Effects of Radial Electric Field Structure on Transport
470
§3. Plasma Rotation at a Peripheral Region of the Central Cell in GAMMA10
471
§4. Imaging Study of Dynamic Behaviors of Plasma Using Phase-Imaging Interferometer
472
§5. Development of Spectroscopy Method Using a Collisional-radiative Model in the GAMMA 10 Plasma
473
§6. Initial Results of TWDEC Experiments in GAMMA 10 Tandem Mirror
474
§7. Analysis of Edge Plasma Turbulence and Neutral Particle Transport in Open Magnetic Field Configuration Plasmas
475
§8. Development of Efficient Microwave Transmission System for GAMMA 10
476
§9. Study on Electron Distribution Function and Spatial Structure of Weakly Relativistic Electrons in Microwave and Mirror Devices
477
§10. Three-Dimensional Analysis of the Propagation of ICRF Waves in the GAMMA 10 Central Cell
478
§11. Spontaneous Excitation of Ion Cyclotron Range of Frequency Waves in GAMMA 10
479
§12. Compact Toroidal Magnetic Concepts in Mirror Magnetic Field
480
§13. Confinement Improvement Studies of Advanced Helical Systems
481
§14. ICRF Heating Experiment in Heliotron J
482
§15. Considerations on Magnetic Configurations of Heliotron J towards Improved Confinement
483
§16. A Study of Peripheral Plasma in Heliotron J by a Fast Camera
484
§17. Effects of Configuration Control on the Neoclassical Viscosity in Heliotron-J
485
§18. Development of Long-distance Correlation Diagnostic for Turbulence Structure Analysis and its Application to HJ-LHD Comparative Studies
486
§19. Study of Dα Line-Emission Spectroscopy and Edge Neutral Transport in Non-Axisymmetric System
487
§20. Theoretical Study and its Experimental Verification for Effects of Toroidal Currents on MHD Equilibrium
488
§21. Radial Electric Field Control by Electrode Biasing in Heliotron J
489
§22. Measurement of C IV Line Emission Using a C IV-filtered AXUV Diode Array in the CH4 SMBI Experiment on Heliotron J
490
§23. Directional Probe Experiments in the Heliotron J
491
§24. Studies of MHD Equilibrium and Stability in Heliotron
492
§25. Optimization of Magnetic Configuration Using Additional Trim Coils
493
§26. Experiments on Helical Nonneutral Plasmas Confined on Magnetic Surfaces of Heliotron J
494
§27. Condition Study of Edge Transport Barrier Formation with Comparison between CHS and Heliotron J
495
§28. Heat Flux Measurement with Thermal Probe Method in Heliotron J Edge Plasma
496
§29. Design of Tritium Recovery System for Laser Fusion Reactor
497
§30. Investigation of Cascade-typed Falling Liquid Film Flow along First Wall of Laser-Fusion Reactor
498
§31. Design Study on Foam-cryogenic Targets by Integrated Simulations
499
§32. Development of Gas Gun for Target Injection in Laser-Fusion Reactor
500
§33. Design Feasibility Analysis of a Dry Wall Chamber in a Fast-ignition Laser Fusion Reactor Design FALCON-D
501
§34. Target and Related Material Development for FIREX-I
502
§35. Study on Ablation of Liquid Wall in Laser Fusion Reactor Using Punched-out Targets
503
§36. Laboratory Experiments on Aerosol Formation by Colliding Ablation Plumes (LEAF-CAP)
504
§37. Laser Ablated Plasma Plume Energetics (APPLE) Study
505
§38. Dynamics of Ablation Plumes Produced by Fusion Products in Laser Fusion Liquid Wall Chamber
506
§39. A Diagnostic of Laser-imploded Target at Fast Ignition by Uniformly Redundant Penumbral Array Camera
507
§40. Degeneracy Diagnostics of Imploded DT Plasmas Based on Nuclear Reaction Products Measurement
508
§41. Survey of Optimum Tangency Radii for Neutral Beam Injection on QUEST (Q-shu University Experiment with Steady State Spherical Tokamak)
509
§42. Study of Hydrogen Recycling and Neutral Particle Behavior in Spherical Torus Plasmas
510
§43. Establishment of Active Control of Hydrogen Recycling in QUEST
511
§44. Study of the Operation Scenarios in QUEST
512
§45. A Study of Plasma Start-up in Spherical Tokamak Devices
513
§46. Development of a New NBI System by Washer Gun-type Ion Beam Source
514
§47. QUEST Plasma Measurement Using a Fast Video Camera
515
§48. Active Particle Control in the Compact Spherical Tokamak CPD by a Li-gettered Poloidal Limiter
516
§49. Formation of Initial Magnetic Surface by ECH under Various Aspect Ratios
517
§50. Experiments of Current Start-up by RF on QUEST
518
§51. An Advanced Fuelling by Compact Toroid Injection on the QUEST Device
519
§52. Japanese Fusion Virtual Laboratory between LHD, QUEST, and GAMMA10
520
§53. Development of the Advanced Diagnostics for Steady State Operation in Spherical Tokamak QUEST
521
§54. Scenario Discussion and Development Study for Sustainment of Steady State ST Plasma Configuration
522
§55. Plasma-wall Interaction and Divertor Particle Control in Steady State Plasma
523
§56. Establishment of an Environment for Remote Participation and Control on QUEST Experiments

14 Public Relations Office

15 Activities of Research Information Office (RIO)

III. International Collaboration

IV. Department of Engineering and Technical Services

V. Department of Administration