David Pontin's Homepage

Contact details:

Room: 1.43C
Phone: +44 1382 38 4466
email: dpontin 'at' maths.dundee.ac.uk
Address: Division of Mathematics, Old Hawkhill, University of Dundee, Scotland

Main Research Interests

• MHD
• 3D magnetic reconnection
• Solar physics

Click here to go to our MHD Group Homepage.

Recent publications

• Pontin, D. I., Wilmot-Smith, A. L., Hornig, G. and Galsgaard, K. Dynamics of braided coronal loops II: Cascade to multiple small-scale reconnection events,
  submitted to A&A arXiv preprint

• Galsgaard, K. and Pontin, D. I. Steady state reconnection at a single 3D magnetic null point,
  submitted to A&A

• Wilmot-Smith, A. L., Pontin, D. I. and Hornig, G. Dynamics of braided coronal loops - I. Onset of magnetic reconnection,
  A&A, in press (2010). arXiv preprint

• Al-Hachami, A. K. and Pontin, D. I., Magnetic reconnection at 3D null points: effect of magnetic field asymmetry
  A&A, 512, A84 (2010), [doi:10.1051/0004-6361/200913002] arXiv preprint

• Priest, E. R. and Pontin, D. I., 3D null point reconnection regimes,
  Phys. Plasmas, 16, 122101 (2009). [doi:10.1063/1.3257901] pdf arXiv preprint
  Copyright (2009) American Institute of Physics. This article may be downloaded for personal use only. Any other use requires prior permission of the author and the American Institute of Physics. http://link.aip.org/link/?PHPAEN/16/122101/1

• Wilmot-Smith, A. L., Hornig, G. and Pontin, D. I., Magnetic braiding and quasi-separatrix layers,
  Astrophys. J., 704, 1288-1295 (2009). [doi:10.1088/0004-637X/704/2/1288] arXiv preprint

• Deng, X. H. and 28 others, Dynamics and waves near multiple magnetic null points in reconnection diffusion region,
  J. Geophys. Res., 114, A07216 (2009). Journal page

• Pontin, D. I., Hornig, G., Wilmot-Smith, A. L. and Craig, I. J. D., Lagrangian relaxation schemes for calculating force-free magnetic fields, and their limitations,
  Astrophys. J., 700, 1449-1455 (2009). [doi:10.1088/0004-637X/700/2/1449] pdf arXiv preprint (Copyright 2009. The American Astronomical Society. All rights reserved.)

• Wilmot-Smith, A. L., Hornig, G. and Pontin, D. I., Magnetic braiding and parallel electric fields,
  Astrophys. J., 696, 1339-1347 (2009). [doi:10.1088/0004-637X/696/2/1339] arXiv preprint

• For all publications, see here

Misc animations

• Flux and fieldline animations for kinematic models of reconnection in 3D, at null points and in their absence.
• Animations of dynamic reconnection in the presence of a magnetically connected null point pair, in an incompressible geometry (for Pontin & Craig, 2006).
• Animations of a perturbed 3D null point.

List of presentations

Teaching and Admin

• MA12001: Mathematics 1B (algebra component)
• MA22001: Mathematics 2B (algebra component)
• MA31002: Differential Equations
• MA41006: Fluid Dynamics


• Adviser of Studies (Division of Mathematics)
• Secretary of the Staff-Student Committee

Links

• MHD Group Homepage, University of Dundee.

• Division of Mathematics, University of Dundee, Scotland.

• Solar theory group homepage, University of St Andrews, Scotland.

• Webpage of the University of Waikato maths department, New Zealand.

• Space Science Center, University of New Hampshire, USA.

Go to departmental homepage.