• R. Fitzpatrick
  An extended variational method for the resistive wall mode in toroidal plasma confinement devices
  Phys. Plasmas 31, 112502 (2024).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick
  Calculation of tearing mode stability in an inverse aspect-ratio expanded tokamak plasma equilibrium
  Phys. Plasmas 31, 102507 (2024).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick
  Inverse aspect-ratio expanded tokamak equilibria
  Phys. Plasmas 31, 082505 (2024).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick
  Nonlinear coupling of tearing modes in reversed field pinch plasmas with stepped pressure profiles
  Phys. Plasmas 31, 042510 (2024).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick
  Error-field penetration in ohmically heated ITER and SPARC plasmas
  Phys. Plasmas 30, 092512 (2023).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, R. Maingi, J.-K. Park, and S. Sabbagh
  Theoretical investigation of the triggering of neoclassical tearing modes by transient magnetic perturbations in NSTX
  Phys. Plasmas 30, 072505 (2023).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick
  Theoretical investigation of braking of tearing mode rotation by resistive walls in ITER
  Phys. Plasmas 30, 042514 (2023).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick
  Multi-harmonic Rutherford island theory
  Phys. Plasmas 29, 092591 (2022).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick
  Influence of anomalous perpendicular transport on linear tearing mode dynamics in tokamak plasmas
  Phys. Plasmas 29, 032507 (2022).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, SangKyeun Kim, and Jaehyun Lee
  Modeling of q95 windows for the suppression of edge localized modes by resonant magnetic perturbations in the KSTAR tokamak
  Phys. Plasmas 28, 082511 (2021).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick
  Further modeling of q95 windows for the suppression of edge localized modes by resonant magnetic perturbations in the DIII-D tokamak
  Phys. Plasmas 28, 022503 (2021).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick
  Modeling q95 windows for the suppression of edge localized modes by resonant magnetic perturbations in the DIII-D tokamak
  Phys. Plasmas 27, 102511 (2020).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and A.O. Nelson
  An improved theory of the response of DIII-D H-mode discharges to static resonant magnetic perturbations and its implications for the suppression of edge localized modes
  Phys. Plasmas 27, 072501 (2020).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Theory of edge localized mode suppression by static resonant perturbations in the DIII-D tokamak
  Phys. Plasmas 27, 042506 (2020).
  [PDF] [Copyright Notice] [Journal Link]
• T. Xu, and R. Fitzpatrick,
  Vacuum solution for Solov'ev's equilibrium configuration in tokamaks
  Nucl. Fusion 59, 064002 (2019).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Two-fluid nonlinear theory of response of tokamak plasma to resonant magnetic perturbation
  Phys. Plasmas 25, 112505 (2018).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Nonlinear neoclassical two-fluid theory of response of tokamak plasma to resonant error-field
  Phys. Plasmas 25, 082513 (2018).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  A neoclassical drift-magnetohydrodynamical fluid model of the interaction of a magnetic island chain with a resonant error-field in a high temperature tokamak plasma
  Phys. Plasmas 25, 042503 (2018).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Interaction of a magnetic island chain in a tokamak plasma with a resonant magnetic perturbation of rapidly oscillating phase,
  Phys. Plasmas 24, 122506 (2017).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Determination of the non-ideal response of a high temperature tokamak plasma to a static external magnetic perturbation via asymptotic matching,
  Phys. Plasmas 24, 072506 (2017).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Effect of nonlinear energy transport on neoclassical tearing mode stability in tokamak plasmas,
  Phys. Plasmas 24, 052504 (2017).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Helical temperature perturbations associated with radially asymmetric magnetic island chains in tokamak plasmas,
  Phys. Plasmas 23, 122502 (2016).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  An improved neoclassical drift-magnetohydrodynamical fluid model of helical magnetic island equilibria in tokamak plasmas,
  Phys. Plasmas 23, 052506 (2016).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Braking of tearing mode rotation by ferromagnetic conducting walls in tokamaks,
  Phys. Plasmas 22, 092506 (2015).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Phase locking of multi-helicity neoclassical tearing modes in tokamak plasmas,
  Phys. Plasmas 22, 042514 (2015).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Influence of ferromagnetic walls on resistive wall mode stability in tokamaks,
  Plasma Phys. Control. Fusion 56, 105002 (2014).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Linear and nonlinear response of a rotating tokamak plasma to a resonant error-field,
  Phys. Plasmas 21, 092513 (2014).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Influence of wall thickness on the stability of the resistive wall mode in tokamak plasmas,
  Phys. Plasmas 20, 012504 (2013).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and F.L. Waelbroeck,
  Spontaneous healing and growth of locked magnetic island chains in toroidal plasmas,
  Phys. Plasmas 19, 112501 (2012).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Nonlinear error-field penetration in low density ohmically heated tokamak plasmas,
  Plasma Phys. Control. Fusion 54, 094002 (2012).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Theory of nonaxisymmetric vertical displacement events in tokamaks,
  Nucl. Fusion 51, 053007 (2011).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  A nonideal error-field response model for strongly shaped tokamak plasmas,
  Phys. Plasmas 17, 112502 (2010).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and F.L. Waelbroeck,
  A drift-magnetohydrodynamical fluid model of helical magnetic island equilibria in the pedestals of H-mode tokamak plasmas,
  Phys. Plasmas 17, 062530 (2010).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and F.L. Waelbroeck,
  Locked magnetic island chains in toroidally flow damped tokamak plasmas,
  Plasma Phys. Control. Fusion 52, 055006 (2010).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Magnetic reconnection in weakly collisional highly magnetized electron-ion plasmas,
  Phys. Plasmas 17, 042101 (2010).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and F.L. Waelbroeck,
  Effect of flow damping on drift-tearing magnetic islands in tokamak plasmas,
  Phys. Plasmas 16, 072507 (2009).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and F.L. Waelbroeck,
  Effect of local ExB flow shear on the stability of magnetic islands in tokamak plasmas,
  Phys. Plasmas 16, 052502 (2009).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Error-field induced electromagnetic torques in a large aspect-ratio, low-beta, weakly shaped tokamak plasma,
  Phys. Plasmas 16, 032502 (2009).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  A simple ideal magnetohydrodynamical model of vertical disruption events in tokamaks,
  Phys. Plasmas 16, 012506 (2009).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  A sharp boundary model for the vertical and kink stability of large aspect-ratio vertically elongated tokamak plasmas,
  Phys. Plasmas 15, 092502 (2008).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Scaling of the peak magnetic reconnection rate in the inviscid Taylor problem,
  Phys. Plasmas 15, 024503 (2008).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and F.L. Waelbroeck,
  Drift-tearing magnetic islands in tokamak plasmas,
  Phys. Plasmas 15, 012502 (2008).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and F.L. Waelbroeck,
  Hypersonic drift-tearing magnetic islands in tokamak plasmas,
  Phys. Plasmas 14, 122502 (2007).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Interaction of scrape-off layer currents with magnetohydrodynamical instabilities in tokamak plasmas,
  Phys. Plasmas 14, 062505 (2007).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and F. Porcelli,
  Erratum: Collisionless magnetic reconnection with arbitrary guide-field (vol 11, pg 4713, 2004),
  Phys. Plasmas 14, 049902 (2007).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Effect of an error field on the stability of the resistive wall mode,
  Phys. Plasmas 14, 022505 (2007).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, F.L. Waelbroeck, and F. Militello,
  The influence of the ion polarization current on magnetic island stability in a tokamak plasma,
  Phys. Plasmas 13, 122507 (2006).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and J. Bialek,
  Stability of the resistive wall mode in HBT-EP plasmas,
  Phys. Plasmas 13, 072512 (2006).
  [PDF] [Copyright Notice] [Journal Link]
• A. Cole, and R. Fitzpatrick,
  Drift-magnetohydrodynamical model of error-field penetration in tokamak plasmas,
  Phys. Plasmas 13, 032503 (2006).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and F.L. Waelbroeck,
  Effect of drift-acoustic waves on magnetic island stability in slab geometry,
  Phys. Plasmas 12, 122511 (2005).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, P.G. Watson, and F.L. Waelbroeck,
  Two-fluid magnetic island dynamics in slab geometry: Determination of the island phase velocity,
  Phys. Plasmas 12, 082510 (2005).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and F.L. Waelbroeck,
  Two-fluid magnetic island dynamics in slab geometry. I. Isolated islands,
  Phys. Plasmas 12, 022307 (2005).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and F.L. Waelbroeck,
  Two-fluid magnetic island dynamics in slab geometry. II. Islands interacting with resistive walls or resonant magnetic perturbations,
  Phys. Plasmas 12, 022308 (2005).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and F. Porcelli,
  Collisionless magnetic reconnection with arbitrary guide field,
  Phys. Plasmas 11, 4713 (2004).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Scaling of forced magnetic reconnection in the Hall-magnetohydrodynamical Taylor problem with arbitrary guide field,
  Phys. Plasmas 11, 3961 (2004).
  [PDF] [Copyright Notice] [Journal Link]
• A. Cole, and R. Fitzpatrick,
  Forced magnetic reconnection in the inviscid Taylor problem,
  Phys. Plasmas 11, 3525 (2004).
  [PDF] [Copyright Notice] [Journal Link]
• B.E. Chapman, R. Fitzpatrick, D. Craig, et al.,
  Observation of tearing mode deceleration and locking due to eddy currents induced in a conducting shell,
  Phys. Plasmas 11, 2156 (2004).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Scaling of forced magnetic reconnection in the Hall-magnetohydrodynamic Taylor problem,
  Phys. Plasmas 11, 937 (2004).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, A. Bhattacharjee, Z.W. Ma, and T. Linde,
  Wave driven magnetic reconnection in the Taylor problem,
  Phys. Plasmas 10, 4284 (2003).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  A numerical study of forced magnetic reconnection in the viscous Taylor problem,
  Phys. Plasmas 10, 2304 (2003).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Plasma parameter scaling of the error-field penetration threshold in tokamaks,
  Phys. Plasmas 10, 1782 (2003).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  A simple model of the resistive wall mode in tokamaks,
  Phys. Plasmas 9, 3459 (2002).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and P. Zanca,
  Phase-locking of tearing modes in the reversed field experiment,
  Phys. Plasmas 9, 2707 (2002).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, E. Rossi, and E.P. Yu,
  Improved evolution equations for magnetic island chains in toroidal pinch plasmas subject to externally applied resonant magnetic perturbations,
  Phys. Plasmas 8, 4489 (2001).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and E. Rossi,
  Control of tearing modes in toroidal fusion experiments using "designer" error fields,
  Phys. Plasmas 8, 2760 (2001).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Conceptual design of an active feedback system for the control of the resistive shell mode in tokamaks,
  Phys. Plasmas 8, 871 (2001).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and F.L. Waelbroeck,
  Nonlinear dynamics of feedback modulated magnetic islands in toroidal plasmas,
  Phys. Plasmas 7, 4983 (2000).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and E.P. Yu,
  Nonlinear dynamo mode dynamics in reversed field pinches,
  Phys. Plasmas 7, 3610 (2000).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, S.C. Guo, D.J. Den Hartog, et al.,
  Effect of a resistive vacuum vessel on dynamo mode rotation in reversed field pinches,
  Phys. Plasmas 6, 3878 (1999).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and E.P. Yu,
  Feedback stabilization of resistive shell modes in a reversed field pinch,
  Phys. Plasmas 6, 3536 (1999).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Formation and locking of the "slinky mode" in reversed-field pinches,
  Phys. Plasmas 6, 1168 (1999).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Bifurcated states of a rotating tokamak plasma in the presence of a static error-field,
  Phys. Plasmas 5, 3325 (1998).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and E.P. Yu,
  Optimal design of feedback coils for the control of external modes in tokamaks,
  Phys. Plasmas 5, 2340 (1998).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  The effect of a partial resistive shell on the magnetohydrodynamical stability of tokamak plasmas,
  Phys. Plasmas 4, 4043 (1997).
  [PDF] [Copyright Notice] [Journal Link]
• T.H. Jensen, and R. Fitzpatrick,
  Resistive wall feedback stabilization,
  Phys. Plasmas 4, 2997 (1997).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Feedback stabilization of the resistive shell mode in a tokamak fusion reactor,
  Phys. Plasmas 4, 2519 (1997).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and T.H. Jensen,
  Stabilization of the resistive wall mode using a fake rotating shell,
  Phys. Plasmas 3, 2519 (1996).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and A.Y. Aydemir,
  Stabilization of the resistive shell mode in tokamaks,
  Nuclear Fusion 36, 11 (1996).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Helical temperature perturbations associated with tearing modes in tokamak plasmas,
  Phys. Plasmas 2, 825 (1995).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Stability of coupled tearing and twisting modes in tokamaks,
  Phys. Plasmas 1, 3308 (1994).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and T.C. Hender,
  Effect of a static external magnetic perturbation on resistive mode stability in tokamaks,
  Phys. Plasmas 1, 3337 (1994).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Effect of a nonuniform resistive wall on the stability of tokamak plasmas,
  Phys. Plasmas 1, 2931 (1994).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, R.J. Hastie, T.J. Martin, et al.,
  Stability of coupled tearing modes in tokamaks,
  Nuclear Fusion 33, 1533 (1993).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Interaction of tearing modes with external structures in cylindrical geometry,
  Nuclear Fusion 33, 1049 (1993).
  [PDF] [Copyright Notice] [Journal Link]
• T.C. Hender, R. Fitzpatrick, A.W. Morris, et al.,
  Effect of resonant magnetic perturbations on Compass-C tokamak discharges,
  Nuclear Fusion 32, 2091 (1992).
  [PDF] [Copyright Notice] [Journal Link]
• R.J. La Haye, R. Fitzpatrick, T.C. Hender, et al.,
  Critical error fields for locked mode-instability in tokamaks,
  Phys. Fluids B 4, 2098 (1992).
  [PDF] [Copyright Notice] [Journal Link]
• A.W. Morris, P.G. Carolan, R. Fitzpatrick, et al.,
  Driven magnetic reconnection in the Compass-C tokamak,
  Phys. Fluids B 4, 413 (1992).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, C.G. Gimblett, and R.J. Hastie,
  On the 1-1/2-D evolution of tokamak plasmas in the case of large aspect ratio,
  Plasma Phys. Control. Fusion 34, 161 (1992).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick, and T.C. Hender,
  The interaction of resonant magnetic perturbations with rotating plasmas,
  Phys. Fluids B 3, 644 (1991).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  The effect of trapped-particles on the linear-stability of long wavelength resistive modes,
  Phys. Fluids B 2, 2636 (1990).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  Linear-stability of low mode number tearing modes in the banana collisionality regime,
  Phys. Fluids B 1, 2381 (1989).
  [PDF] [Copyright Notice] [Journal Link]
• R. Fitzpatrick,
  On the stability of equilibria with unorthodox q(r) profiles to the resistive internal kink mode,
  Plasma Phys. Control. Fusion 31, 1127 (1989).
  [PDF] [Copyright Notice] [Journal Link]