## Computational modeling of neoclassical and resistive MHD tearing modes in tokamaks |

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### Contents

Model Equations | 12 |

Numerical Results | 46 |

Summary and Future Work | 116 |

1 other sections not shown

### Common terms and phrases

0/0 component 1.0 P Figure 2/1 perturbation 2/1 rational surface 2/1 surface Ampere's law conventional viscosity coefficient destabilization DIII-D dynamics effects are neglected eigenfunction relative electron cyclotron emission equi equilibrium A.l evolution equation flattening flux coordinate flux surfaces Glasser effect growth rate harmonics helical flux ideal MHD illustrated in Figure increase island separatrix island width island X-point J.D. Callen largest peak corresponds linear regime magnetic axis magnetic field lines magnetic island magnetic potential magnetohydrodynamics magnitude MHD tearing mode mode based mode rational surface natural response neoclassical MHD tearing neoclassical tearing mode Neoclassical viscous effects nonlinear nonlinear terms Nuclear Fusion numerical implementation numerical simulations numerical stability Ohm's law parallel parallel transport parameter perturbed bootstrap current Phys plasma pressure poloidal mode coupling pressure contours pressure evolution pressure profile radial reduced MHD regime for equilibrium resonant surface Rutherford regime saturation regime solver stability stress tensor TFTR tokamak toroidal geometry unstable