David Hughes

Refereed Journal Publications

• Hood, A.W. & Hughes, D.W. 2011 Solar magnetic fields.  Phys. Earth Planet. In. 187, 78-91.
  
• Hughes, D.W., Proctor, M.R.E. & Cattaneo, F. 2011 The α-effect in rotating convection: a comparison of numerical simulations.  Mon. Not. R. Astron. Soc. 414, L45-L49.
  
• Davies, C.R. & Hughes, D.W. 2011 The mean electromotive force resulting from magnetic buoyancy instability.  Astrophys. J. 727, 112.
  
• Courvoisier, A., Hughes, D.W. & Proctor, M.R.E. 2010 A self-consistent treatment of the electromotive force in magnetohydrodynamics for large diffusivities.  Astron. Nachr.  331, 667-670.
  
• Mizerski, K.A. & Hughes, D.W. 2010 Compressible Ekman-Hartmann boundary layers.  Geophys. Astrophys. Fluid Dyn. 104, 403-418.
  
• Livermore, P.W., Hughes, D.W. & Tobias, S.M. 2010 Nonlinear generation of large-scale magnetic fields in forced spherical shell dynamos.   Phys. Fluids   22, 037101:1-9.
  
• Hughes, D.W. & Proctor, M.R.E. 2010 Turbulent magnetic diffusivity tensor for time-dependent mean fields.  Phys. Rev. Lett.  104, 024503.
  
• Courvoisier, A., Hughes, D.W. & Proctor, M.R.E. 2010 Self-consistent mean-field magnetohydrodynamics.  Proc. Roy. Soc. A   466, 583-601.
  
• Courvoisier, A., Hughes, D.W. & Tobias, S.M. 2009 Mean induction and diffusion: the influence of spatial coherence.  J. Fluid Mech.  627, 403-421.
  
• Cattaneo, F. & Hughes, D.W. 2009 Problems with kinematic mean field electrodynamics at high magnetic Reynolds numbers.  Mon. Not. R. Astron. Soc.  395, L48-L51.
  
• Hughes, D.W. & Proctor, M.R.E. 2009 Dynamo action in the presence of an imposed magnetic field.  Proc. Roy. Soc. A   465, 1599-1616.
  
• Hughes, D.W. & Proctor, M.R.E. 2009 Large-scale dynamo action driven by velocity shear and rotating convection.  Phys. Rev. Lett.   102, 044501.
  
• Mason, J., Hughes, D.W. & Tobias, S.M. 2008 The effects of flux transport on interface dynamos.   Mon. Not. R. Astr. Soc.   391, 467-480.
  
• Hughes, D.W. 2008 The mean electromotive force at high magnetic Reynolds numbers.   Plasma Phys. Control. Fusion   50, 124021.
  
• Hughes, D.W. & Cattaneo, F. 2008 The alpha-effect in rotating convection: size matters.   J. Fluid Mech.   594, 445-461.
  
• Tobias, S.M., Diamond, P.H. & Hughes, D.W. 2007 β-plane magnetohydrodynamic turbulence in the solar tachocline.   Astrophys. J.   667, L113-L116.
  
• Kersalé, E., Hughes, D.W. & Tobias, S.M. 2007 The nonlinear evolution of instabilities driven by magnetic buoyancy: a new mechanism for the formation of coherent magnetic structures.  Astrophys. J.   663, L113-L116.
  
• Livermore, P.W., Hughes, D.W. & Tobias, S.M. 2007 The role of helicity and stretching in forced kinematic dynamos in a spherical shell.   Phys. Fluids   19, 057101:1-9.
  
• Tobias, S.M., Hughes, D.W. & Weiss, N.O. 2006 Unpredictable Sun leaves researchers in the dark.   Nature   442, 26.
  
• Cattaneo, F. & Hughes, D.W. 2006 Dynamo action in a rotating convective layer.  J. Fluid Mech.   553, 401-418.
  
• Kersalé, E., Hughes, D.W., Ogilvie, G.I. & Tobias, S.M. 2006 Global magnetorotational instability with inflow. II. The nonlinear development of axisymmetric wall modes.   Astrophys. J.  638, 382-390.
  
• Courvoisier, A., Hughes, D.W. & Tobias, S.M. 2006 α-effect in a family of chaotic flows.  Phys. Rev. Lett.  96, 034503. 
  
• Kim, E., Hughes, D.W. & Soward, A.M. 2004 A nonlinear dynamo driven by rapidly rotating convection.  Geophys. Astrophys. Fluid Dyn. 98, 325-343.
  
• Tobias, S.M. & Hughes, D.W. 2004 The influence of velocity shear on magnetic buoyancy instability in the solar tachocline.  Astrophys. J. 603, 785-802. 
  
• Kersalé, E., Hughes, D.W., Ogilvie, G.I., Tobias, S.M. & Weiss, N.O. 2004 Global magnetorotational instability with inflow. I. Linear theory.  Astrophys. J. 602, 892-903.
  
• Tanner, S.E.M. & Hughes, D.W. 2003 Fast dynamo action in a family of parameterized flows.  Astrophys. J.  586, 685-691.
  
• Mason, J., Hughes, D.W. & Tobias, S.M. 2002 The competition in the solar dynamo between surface and deep-seated α-effects.  Astrophys. J. 580, L89-L92.
  
• Cattaneo, F., Hughes, D.W. & Thelen, J.-C. 2002 The nonlinear properties of a large-scale dynamo driven by helical forcing.  J. Fluid Mech. 456, 219-237.
  
• Cattaneo, F. & Hughes, D.W. 2001 Solar dynamo theory: a new look at the origin of small-scale magnetic fields.  Astronomy & Geophysics  42, 3.18-3.22.
• Hughes, D.W. & Tobias, S.M. 2001 On the instability of magnetohydrodynamic shear flow.  Proc. Roy. Soc. 457, 1365-1384.
• Wissink, J.G., Hughes, D.W., Matthews, P.C. & Proctor, M.R.E. 2000 The three dimensional breakup of a magnetic layer.  Mon. Not. R. Astron. Soc.  318, 501-510.
• Wissink, J.G., Matthews, P.C., Hughes, D.W. & Proctor, M.R.E. 2000 Numerical simulations of buoyant magnetic flux tubes.  Astrophys. J.  536, 982-997.
• Kim, E., Hughes, D.W. & Soward, A.M. 1999 An investigation into high conductivity dynamo action driven by rotating convection.  Geophys. Astrophys. Fluid Dyn. 91, 303-332.
• Hughes, D.W. & Falle, S.A.E.G. 1998 The rise of twisted flux tubes: a high Reynolds number adaptive grid calculation. Astrophys. J.  509, L57-L60.
• Hughes, D.W., Cattaneo, F. & Kim, E. 1998 Nonlinear multi-cellular fast dynamos. Studia Geophysica et Geodaetica  42, 328-334.
• Kim, E., Hughes, D.W. & Soward, A.M. 1998 On a physically realistic fast dynamo. Studia Geophysica et Geodaetica  42, 335-342.
• Tanner, S.E.M. & Hughes, D.W. 1998 Generalisation of a nonlinear dynamo model. Studia Geophysica et Geodaetica  42, 343-349.
• Hughes, D.W., Falle, S.A.E.G & Joarder, P. 1998 The rise of twisted magnetic flux tubes. Mon. Not. R. Astron. Soc.  298, 433-444.
• Kim, E. & Hughes, D.W. 1997 Flow helicity in a simplified statistical model of a fast dynamo. Phys. Lett. A  236, 211-218.
• Hughes, D.W., Cattaneo, F. & Kim, E. 1996 Kinetic helicity, magnetic helicity and fast dynamo action. Phys. Lett. A  223, 167-172.
• Cattaneo, F. & Hughes, D.W. 1996 Nonlinear saturation of the turbulent α-effect. Phys. Rev E 54, R4532-R4535. 
• Cattaneo, F., Hughes, D.W. & Kim, E. 1996 Suppression of chaos in a simplified nonlinear dynamo model. Phys. Rev. Lett.  76, 2057-2060.
• Hughes, D.W. & Weiss, N.O. 1995 Double diffusive convection with two stabilising gradients: strange consequences of magnetic buoyancy. J. Fluid Mech.  301, 383-406.
• Matthews, P.C., Hughes, D.W. & Proctor, M.R.E. 1995 Magnetic buoyancy, vorticity and three-dimensional flux tube formation. Astrophys. J. 448, 938-941.
• Hughes, D.W. & Proctor, M.R.E. 1994 Non-symmetrical three-wave resonance. Wave Motion  20, 201-209.
• Hughes, D.W. & Proctor, M.R.E. 1992 Nonlinear three-wave interaction with non-conservative coupling. J. Fluid Mech.  244, 583-604.
• Cattaneo, F., Hughes, D.W. & Weiss, N.O. 1991 What is a stellar dynamo? Mon. Not. R. Astr. Soc.  253, 479-484.
• Proctor, M.R.E. & Hughes, D.W. 1991 The false Hopf bifurcation and noise sensitivity in bifurcations with symmetry. Eur. J. Mech. B/Fluids Suppl.  10, 81-86.
• Hughes, D.W. & Proctor, M.R.E. 1990 Chaos and the effect of noise in a model of three-wave mode coupling. Physica D  46, 163-176.
• Cattaneo, F., Chiueh, T. & Hughes, D.W. 1990 A new twist to the solar cycle. Mon. Not. R. Astr. Soc.  247, 6p-9p. 
• Hughes, D.W. & Proctor, M.R.E. 1990 A low-order model for the shear instability of convection: chaos and the effect of noise. Nonlinearity  3, 127-153. 
• Cattaneo, F., Chiueh, T. & Hughes, D.W. 1990 Buoyancy driven instabilities and the breakup of a sheared magnetic layer. J. Fluid Mech.  219, 1-23.
• Cattaneo, F. & Hughes, D.W. 1988 The nonlinear break-up of a magnetic layer: instability to interchange modes. J. Fluid Mech. 196, 323-344. 
• Cattaneo, F., Hughes, D.W. & Proctor, M.R.E. 1988 Mean advection effects in turbulence. Geophys. Astrophys. Fluid Dyn.  41, 335-342. 
• Hughes, D.W. & Proctor, M.R.E. 1988 Magnetic Fields in the Solar Convection Zone: Magnetoconvection and Magnetic Buoyancy. Ann. Rev. Fluid Mech.  20, 187-223.
• Hughes, D.W. & Cattaneo, F. 1987 A new look at the instability of a stratified horizontal magnetic field. Geophys. Astrophys. Fluid Dyn.  39, 65-81.
• Hughes, D.W. 1987 Finite-amplitude solutions for interchange instabilities driven by magnetic buoyancy. Geophys. Astrophys. Fluid Dyn.  37, 297-343.
• Hughes, D.W. 1985 Magnetic buoyancy instabilities incorporating rotation. Geophys. Astrophys. Fluid Dyn.  34, 99-142.
• Hughes, D.W. 1985 Magnetic buoyancy instabilities for a static plane layer. Geophys. Astrophys. Fluid Dyn.  32, 273-316.