Search Constraints

Start Over You searched for: Subcommunity Spherical Torus Remove constraint Subcommunity: Spherical Torus

Search Results

1. Evolution patterns and parameter regimes in edge localized modes on the National Spherical Torus Experiment

2. Midplane neutral density profiles in the National Spherical Torus Experiment

3. Observation of quasi-coherent edge fluctuations in Ohmic plasmas on NSTX

4. Modeling of resistive plasma response in toroidal geometry using an asymptotic matching approach

7. ELM-free and inter-ELM divertor heat flux broadening induced by Edge Harmonics Oscillation in NSTX

8. M3D-C1 simulations of the plasma response to RMPs in NSTX-U single-null and snowflake divertor configurations

9. Overview of NSTX Upgrade Initial Results and Modelling Highlights

10. Advances in boronization on NSTX-Upgrade

11. Microtearing Instabilities and Electron Thermal Transport in Low and High Collisionality NSTX Discharges

12. Feedback control design for non-inductively sustained scenarios in NSTX-U using TRANSP

14. The updated ITPA global H-mode confinement database: description and analysis

15. Blob Structure and Motion in the Edge and SOL of NSTX

16. Quasi-linear gyrokinetic predictions of the Coriolis momentum pinch in NSTX

17. Stabilizing effect of resistivity towards ELM-free H-mode discharge in lithium-conditioned NSTX

19. Energy Exchange Dynamics across L-H Transitions in NSTX

20. Time dependent analysis of visible helium line-ratios for electron temperature and density diagnostic using synthetic simulations on NSTX-U

21. Far-infrared tangential interferometer/polarimeter design and installation for NSTX-U

22. Plasma boundary shape control and real-time equilibrium reconstruction on NSTX-U

23. Enhanced Pedestal H-mode at low edge ion collisionality on NSTX

24. Kinetic neoclassical calculations of impurity radiation profiles

25. Reduced Model for Direct Induction Startup Scenario Development on MAST-U and NSTX-U

26. Scenario Development During Commissioning Operations on the National Spherical Torus Experiment Upgrade

27. Suppression of Alfvén modes on NSTX-U with outboard beam injection

28. Impact of edge harmonic oscillations on the divertor heat flux in NSTX

29. Global modeling of wall material migration following boronization in NSTX-U

30. Electron-density-sensitive Line Ratios of Fe XIII--XVI from Laboratory Sources Compared to CHIANTI

31. Plasma measurements of the Fe XVII L-shell emission and blending with F VIII and F IX

32. Three New Extreme Ultraviolet Spectrometers on NSTX-U for Impurity Monitoring

33. A Reduced Resistive Wall Mode Kinetic Stability Model for Disruption Forecasting

34. Effect of progressively increasing lithium conditioning on edge transport and stability in high triangularity NSTX H-modes

35. Initial operation of the NSTX-Upgrade real-time velocity diagnostic

36. Initial transport and turbulence analysis and gyrokinetic simulation validation in NSTX-U L-mode plasmas

37. The Role of Recti ed Currents in Far-Field RF Sheaths and in SOL Losses of HHFW Power on NSTX

38. Inversion technique to obtain local ion temperature profiles for an axisymmetric plasma with toroidal and radial velocities

39. Density perturbation mode structure of high frequency compressional and global Alfvén eigenmodes in the National Spherical Torus Experiment using a novel reflectometer analysis technique

40. Analytic stability boundaries for compressional and global Alfven eigenmodes driven by fast ions. II. Interaction via Landau resonance.

41. Energetic-particle-modified global Alfven eigenmodes

42. Nonlinear simulations of beam-driven Compressional Alfvén Eigenmodes in NSTX

43. Application of Benchmarked Kinetic Resistive Wall Mode Stability Codes to ITER, Including Additional Physics

44. Full-wave simulations of ICRF heating regimes in toroidal plasmas with non-Maxwellian distribution functions

45. Resonance in Fast-Wave Amplitude in the Periphery of Cylindrical Plasmas and Application to Edge Losses of Wave Heating Power in Tokamaks

46. Two-dimensional full-wave simulations of waves in space and tokamak plasmas

47. Mitigation of Alfven activity by 3D magnetic perturbations on NSTX

48. Modeling of Lithium Granule Injection in NSTX with M3D-C1

49. Multi-species impurity granule injection and mass deposition projections in NSTX-U discharges Authors

50. On the scattering correction of fast-ion D-alpha signal on NSTX-U

51. Fusion Nuclear Science Facilities and Pilot Plants Based on the Spherical Tokamak

52. Design and simulation of the snowflake divertor control for NSTX-U

53. Real-time capable modeling of neutral beam injection on NSTX-U using neural networks

54. Prediction of electron density and pressure profile shapes on NSTX-U using neural networks

55. TRANSP-based closed-loop simulations of current profile optimal regulation in NSTX-Upgrade

56. Modelling of Ablatant Deposition from Electromagnetically Driven Radiative Pellets for Disruption Mitigation Studies

57. Elemental and topographical imaging of microscopic variations in deposition on NSTX-U and DIII-D samples2

58. Linear gyrokinetic simulations of microinstabilities within the pedestal region of H-mode NSTX discharges in a highly shaped geometry

59. Exploration of magnetic perturbation effects on advanced divertor configurations in NSTX-U

60. Study of the impact of pre- and real-time deposition of lithium on plasma performance on NSTX

61. ELM frequency enhancement and discharge modification through lithium granule injection into EAST H-modes

62. Injected mass deposition thresholds for lithium granule instigated triggering of edge localized modes on EAST

63. ELM elimination with Li powder injection in EAST discharges using the tungsten upper divertor

64. Phase coherence of parametric-decay modes during high-harmonic fast-wave heating in the National Spherical Torus Experiment

65. Design of Faraday cup ion detectors built by thin film deposition

66. Global gyrokinetic study of shaping effects on electromagnetic modes at NSTX aspect ratio with ad hoc parallel magnetic perturbation effects

67. Neutral recycling effects on ITG turbulence

68. Saturation of Alfven modes in tokamaks

69. Elemental and topographical imaging of microscopic variations in deposition on NSTX-U and DIII-D samples

72. Optimization of the angular orientation for a fast ion loss detector in a tokamak

73. Modeling of a Laser-Induced Rydberg Spectroscopy diagnostic for Direct Measurement of the Local Electric Field in the Edge Region of NSTX/NSTX-U

74. Internal Rotation of ELM Filaments on NSTX

75. Dynamics of filaments during the edge-localized mode crash on NSTX

76. A software package for plasma facing component analysis and design: the Heat flux Engineering Analysis Toolkit (HEAT)

77. Machine Learning Characterization of Alfvénic and Sub-Alfvénic Chirping and Correlation With Fast-Ion Loss at NSTX

78. Machine Learning Characterization of Alfvénic and Sub-Alfvénic Chirping and Correlation With Fast-Ion Loss at NSTX

79. Phase space effects on fast ion distribution function modeling in tokamaks

80. Large-volume flux closure during plasmoid-mediated reconnection in coaxial helicity injection

81. A multi-machine scaling of halo current rotation

82. A scalable real-time framework for Thomson scattering analysis: Application to NSTX-U

83. Application of IR imaging for free-surface velocity measurement in liquid-metal systems

84. Study of liquid metal surface wave damping in the presence of magnetic fields and electrical currents

85. Development of miniaturized, spectroscopically assisted Penning gauges for fractional helium and hydrogen neutral pressure measurements

86. MHD-blob correlations in NSTX

87. Synergy of Coupled Kink and Tearing Modes in Fast Ion Transport

88. Compact and multi-view solid state neutral particle analyzer arrays on National Spherical Torus Experiment-Upgrade

89. Nonlinear growth of magnetic islands by passing fast ions in NSTX

90. Nonlinear fishbone dynamics in spherical tokamaks

91. Simulating pitch angle scattering using an explicitly solvable energy-conserving algorithm

92. Drift kinetic effects on the plasma response in high beta spherical tokamak experiments

93. A Riccati Solution for the Ideal MHD Plasma Response with Applications to Real-time Stability Control

94. Computation of Alfvèn eigenmode stability and saturation through a reduced fast ion transport model in the TRANSP tokamak transport code

95. Electron Temperature Gradient Driven Transport Model for Tokamak Plasmas

96. Application of Townsend avalanche theory to tokamak startup by coaxial helicity injection

97. Application of transient CHI plasma startup to future ST and AT devices

98. Electromagnetic Particle Injector for Fast Time Response Disruption Mitigation in Tokamaks

99. Sensitivity of WallDYN material migration modeling to uncertainties in mixed-material surface binding energies

100. Real-time Radiative Divertor Feedback Control Development for the NSTX-U Tokamak using a Vacuum Ultraviolet Spectrometer