Paul Cally's Home Page

Address:

Prof Paul Cally
Professor of Solar Physics
Centre for Stellar and Planetary Astrophysics School of Mathematical Sciences
Monash University
Victoria 3800
Australia

Phone: 61 (0)3 9905-4471
Fax: 61 (0)3 9905-4403
Email: paul.cally at sci.monash.edu.au

For SCOPE

Download these rather than try to play them in the web browser. They show sound waves meeting a sunspot and being partially converted to slow magnetoacoustic waves.

Lectures at Swinburne, March 12 2007

Movies not included.

Magnetohydrodynamics (pdf version)
Global Helioseismology (pdf version)

Mathematica Short Course

Here are five Mathematica notebooks to help people learn the basics (and a little beyond).

Version 5.2 notebooks

meshgenerator package

Chapter 5

Version 6 notebooks

meshgenerator package

Chapter 5

Publications:

Refereed Journals

In Press

Cally, P. S. and Goossens, M. Three dimensional MHD wave propagation and conversion to Alfvén waves near the solar surface. I. Direct numerical solution, Solar Physics, (2007). pdf

Published

Martínez-Oliveros, J. C., Moradi, H., Besliu-Ionescu, D., Donea, A.-C., Cally, P. S., and Lindsey, C. From Gigahertz to Millihertz: A Multiwavelength Study of the Acoustically Active 14 August 2004 M7.4 Solar Flare, Solar Physics, 245, 121-139, (2007). Journal site
Bloomfield, D. S., Solanki, S. K., Lagg, A., Borrero, J. M., and Cally, P. S. Modified p-modes in penumbral filaments?, A&A, 469, 1155, (2007). NASA ADS
Lindsey, C., Schunker, H., and Cally, P. S. Magnetoseismic signatures and flow diagnostics beneath magnetic regions, Astronom. Nach., 328, 298, (2007). NASA ADS
Schunker, H., Braun, D. C., and Cally, P. S. Surface magnetic field effects in local helioseismology, Astronom. Nach., 328, 292, (2007). NASA ADS
Cally, P. S. What to look for in the seismology of solar active regions, Astronom. Nach., 328, 286, (2007). NASA ADS
Moradi, H., Donea, A.-C., Lindsey, C., Besliu-Ionescu, D., and Cally, P. S. Helioseismic analysis of the solar flare-induced sunquake of 2005 January 15, MNRAS, 374, 1155, (2007). NASA ADS
Gilman, P. A. and Cally, P. S. Global MHD instabilities of the tachocline, Chapter 10 in The Solar Tachocline, eds. D. W. Hughes, R. Rosner, and N. O. Weiss, Cambridge University Press (2007). Amazon
Donea, A.-C., Besliu-Ionescu, D., Cally, P. S., Lindsey, C., and Zharkova, V. V. Seismic Emission from A M9.5-Class Solar Flare, Solar Physics, 239, 113, (2006). NASA ADS
Schunker, H. and Cally, P. S. Magnetic Field Inclination and Atmospheric Oscillations above Solar Active Regions, MNRAS, 372, 551, (2006). NASA ADS
Cally, P. S. Dispersion relations, rays and ray splitting in magnetohelioseismology, Phil. Trans. Roy. Soc. Lond. A, 364, 333, (2006). [Invited Lecture at Royal Society discussion meeting MHD waves and oscillations in the solar plasma, March 2005] PDF
Cally, P. S. Note on the Initial Value Problem for coronal loop kink waves, Solar Physics 233, 79, (2006). NASA ADS
Crouch, A. D., Cally, P. S., Charbonneau, P., Braun, D. C., and Desjardins, M. Genetic magnetohelioseismology with Hankel analysis data, MNRAS 363, 1188, (2005). NASA ADS
Besliu, D., Donea, A.-C., Cally, P., and Maris, G. Simultaneous magnetic field time series in AR10486 and AR10488 during the period October 29 - October 31 , 2003, Romanian Astronomical J., 15, 33, (2005). NASA ADS
Crouch, A. D. and Cally, P. S. Mode conversion of solar p-modes in non-vertical magnetic fields. II. Three dimensional model, Solar Physics, 227, 1-26, (2005). NASA ADS
Cally, P. S. Local Magneto-Helioseismology of Active Regions , MNRAS, 358, 353-362, (2005). NASA ADS
Schunker, H., Braun, D. C., Cally, P. S., and Lindsey, C. Local Helioseismology of Inclined Magnetic Fields and the Showerglass Effect, Astrophys. J. Letters, 621, L149-L152, (2005). NASA ADS
Dikpati, M., Cally, P. S., and Gilman, P. A. Linear Analysis and Nonlinear Evolution of 2D Global MHD Instabilities in a Diffusive Tachocline, Astrophys. J., 610, 597-615, (2004).NASA ADS
Rüedi, I. and Cally, P., S. A comparison between model calculations and observations of sunspot oscillations, submitted to Astron. Astrophys., (2003).NASA ADS
Cally, P. S., Coronal Leaky Tube Waves and Oscillations Observed with TRACE Solar Phys., 217, 95 - 108, (2003).NASA ADS
Cally, P. S., Crouch, A. D., and Braun, D. C. Probing Sunspot Magnetic Fields with p-mode Absorption and Phase Shift Data, MNRAS, 346, 381 - 389, (2003).NASA ADS
Crouch, A. D. and Cally, P. S. Mode conversion of solar p-modes in non-vertical magnetic fields. I. Two dimensional model, Solar Physics, 214, 201, (2003).NASA ADS
Cally, P. S. Three dimensional magneto-shear instabilities in the solar tachocline, MNRAS, 339, 957-972, (2003).NASA ADS
Cally, P. S., Dikpati, M., and Gilman, P. A. Clam-Shell and Tipping Instabilities in a 2D MHD Tachocline, ApJ., 582, 1190 - 1205, (2003). pdf
Barnes, G. K. and Cally, P. S., Frequency dependent ray paths in local helioseismology , PASA, 18, 243-251, (2001).NASA ADS
Hennig, B. S. & Cally, P. S., Numerical Solutions of Three Dimensional Pressure Bounded Magnetohydrostatic Flux Tubes, Solar Physics, 201, 289 - 304, (2001). gzipped postscript
Cally, P. S., Nonlinear evolution of 2D tachocline instabilities, Solar Physics, 199, 231 - 249, (2001). gzipped postscript
McIntosh, S. W., Bogdan, T. J., Cally, P. S., Carlsson, M., Hansteen, V. H., Judge, P. G., Lites, B. W., Peter, H., Rosenthal, C. S., and Tarbell, T. D., An observational manifestation of magneto-gravity waves in internetwork regions of the chromosphere and transition region, Astrophys. J. Letters, 548, L237 - L241, (2001). gzipped postscript
Cally, P. S., Note on an exact solution for magnetoatmospheric waves, Astrophys. J., 548, 473 - 481, (2001). gzipped postscript
Barnes, G. K. and Cally, P. S., Mode mixing by a Shallow Sunspot, Solar Physics, 193, 373-382, (2000).NASA ADS
Cally, P. S., A sufficient condition for instability in a sheared incompressible magnetofluid, Solar Physics, 194, 189-196, (2000).NASA ADS
Cally, P. S., Modelling p-mode interaction with a spreading sunspot field, Solar Physics, 192, 395-401, (2000).NASA ADS
Crouch, A. D. and Cally, P. S., The Contribution by Thin Magnetic Flux Tubes to p-Mode Line Widths, Astrophys. J., 521, 878-884, (1999).NASA ADS
Lites, B. W., Thomas, J. H., Bogdan, T. J., and Cally, P. S., Velocity and Magnetic Field Fluctuations in the Photosphere of a Sunspot, Astrophys. J., 497, 464 - 482, (1998). NASA ADS
Cally, P. S. and Bogdan, T. J., Simulations of f- and p-mode Interactions with a Stratified Magnetic Field Concentration , Astrophys. J., 486, L67 - L70, (1997).NASA ADS
Cally, P. S. and Maddison, S. T., A Modal View of Oscillations in Inhomogeneous Compressible MHD, J. Plasma Phys., 57, 591 - 609, (1997).NASA ADS
Bogdan, T. J. and Cally, P. S., Waves in Magnetized Polytropes , Proc. R. Soc. London A, 453, 943 - 961, (1997).
Bogdan, T. J., Hindman, B. W., Cally, P. S., and Charbonneau, P., Absorption of p-modes by Slender Magnetic Flux Tubes, Astrophys. J., 465, 406 - 424, (1996).NASA ADS
Hindman, B. W., Zweibel, E. G., and Cally, P. S., Driven Acoustic Oscillations within a Vertical Magnetic Field, Astrophys. J., 459, 760 - 772, (1996).NASA ADS
Bogdan, T. J. and Cally, P. S., Jacket-Modes: Solar Acoustic Oscillations Confined to Regions Surrounding Sunspots and Plage, Astrophys. J., 453, 919 - 928, (1995).NASA ADS
Mann, I. R., Wright, A. N., and Cally, P. S., Coupling of Magnetospheric Cavity Modes to Field Line Resonances: A Study of Resonance Widths, JGR, 100, 19,441 - 19,456, (1995).NASA ADS
Cally, P. S., Effects of Weak to Moderate Vertical Magnetic Fields on Solar p-modes, Astrophys. J., 451, 372 - 380, (1995).NASA ADS
Cally, P. S. and Sedláček, Z., A Fourier-space Description of Oscillations in an inhomogeneous Plasma. II. Discrete Approach, J. Plasma Phys., 52, 265 - 308, (1994).
Sedláček, Z. and Cally, P. S., A Fourier-space Description of Oscillations in an inhomogeneous Plasma. I. Continuous Fourier Transformation , J. Plasma Phys., 52, 245 - 264, (1994).
Cally, P. S., Bogdan, T. J. and Zweibel, E. G., Umbral Oscillations in Sunspots: Absorption of p-modes and Active Region Heating by Mode Conversion , Astrophys. J., 437, 505 - 521, (1994).NASA ADS
Cally, P. S. and Bogdan, T. J., Solar p-modes in a Vertical Magnetic Field: Trapped and Damped p-modes, Astrophys. J., 402 721 - 732, (1993).NASA ADS
Robb, T. D. and Cally, P. S., Steady and Non-Steady Siphon Flow in Hot Coronal Loops, Astrophys. J., 397, 329-336, (1992).NASA ADS
Zorzan, C. and Cally, P. S., Resonant Structures within Incompressible MHD, J. Plasma Phys., 47, 321-347, (1992).
Cally, P. S. and Sedláček, Z., Phase Mixing and Surface Wave Decay in an Inhomogeneous Plasma, J. Plasma Phys., 48, 145 - 158, (1992). NASA ADS
Cally, P. S., Phase Mixing and Surface Waves: A New Interpretation, J. Plasma Phys., 45, 453 - 479, (1991). Scanned pdf [My favourite!]
Cally, P. S. and Robb, T. D., Stability, Structure, and Evolution of Cool Loops, Astrophys. J., 372, 329 - 335, (1991). NASA ADS
Cally, P. S., An Inverse Coordinate Multigrid Method for Free Boundary Magnetohydrostatics, J. Comp. Phys., 93, 411 - 425, (1991). NASA ADS
Cally, P. S., Turbulent Thermal Conduction in the Solar Transition Region, Astrophys. J., 355, 693 - 699, (1990). NASA ADS
Fiedler, R. A. S. and Cally, P. S., Force and Energy Balance in the Transition Region Network, Solar Physics, 126, 69-88, (1990). NASA ADS
Cally, P. S., Magnetohydrodynamic Tube Waves and High Speed Solar Wind Streams, Solar Physics, 108, 183 - 189, (1987). NASA ADS
Cally, P. S., Leaky and Non-Leaky Oscillations in Magnetic Flux Tubes, Solar Physics, 103, 277 - 298, (1986). NASA ADS
Cally, P. S., Magnetohydrodynamic Tube Waves: Waves in Fibrils, Aust. J. Phys., 38, 825 - 837, (1985). NASA ADS
Cally, P. S., Magnetohydrodynamic Critical Levels and Radiative Damping, Astron. Astrophys., 136, 121 - 126, (1984). NASA ADS
Schwartz, S. J., Cally, P. S. and Bel, N., Chromospheric and Coronal Alfvénic Oscillations in Non Vertical Magnetic Fields , Solar Physics, 92, 81 - 98, (1984). NASA ADS
Cally, P. S., Umbral Oscillations in the Presence of a Spreading magnetic Field, Solar Physics, 88, 77 - 102, (1983). NASA ADS
Cally, P. S. and Adam, J. A., On Photospheric and Chromospheric Penumbral Waves, Solar Physics, 85, 97 - 111, (1983). NASA ADS
Cally, P. S. and Adam, J. A., Complex Eigenvalue Bounds in Magnetoatmospheric Shear Flow. II, Geophys. Astrophys. Fluid Dyn. 23, 57 - 67, (1983). NASA ADS
Cally, P. S., Complex Eigenvalue Bounds in Magnetoatmospheric Shear Flow. I, Geophys. Astrophys. Fluid Dyn., 23, 43 - 55, (1983). NASA ADS
Cally, P. S., The Equilibrium Statistical Mechanics of Self-gravitating Systems, Aust. J. Phys., 34, 267 - 278, (1981). NASA ADS
Cally, P. S. and Monaghan, J. J., Statistical Mechanics and the Gravothermal Catastrophe, J. Math. Phys. 22, 348 - 351, (1981). NASA ADS

Unrefereed Conference Proceedings

Cally, P.S., Interaction of Solar p-modes with Magnetic Field , in International Conference on Magnetic Fields in O,B and A Stars: Origin and Connection to Pulsation, Rotation and Mass Loss, eds. L.A. Balona, H.F. Henricha, R. Medupe, ASP Conf Ser. 305 (ASP, San Franciso), 152 - 160, (2003). [Invited Lecture]
Cally, P. S., Interaction of Solar p-modes with Magnetic Field , invited review, in Proc. INTAS workshop on MHD waves in Astrophysical Plasmas, Palma de Mallorca, 9 - 11 May 2001, ed. Ballester, J. L. and Roberts, B., Universitat de les Illes Balears (2001).[Invited Lecture]gzipped postscript
Rüedi, I., Solanki, S. K., Bogdan, T., and Cally, P., Sunspot Magnetic Oscillations: Comparison between Observations and Models, In Proceedings of the 2nd International Workshop on Solar Polarization, October 12-16, 1998, Bangalore, India, ed Nagendra, K. N., and Stenflo, J. O., Kluwer, Dordrecht, (1999).

Some Useful Links:

Local

Solar

Other Astro

Journals of Note

The Astrophysical Journal
Astrophysical Journal Letters
Journal of Plasma Physics
Solar Physics
PASA(Publications of the Astronomical Society of Australia)

Monash University home page
School of Mathematical Sciences

Paul Cally ( paul.cally@sci.monash.edu.au )

Disclaimer This is a personal page published by the author. The ideas and information expressed on it have not been approved or authorised by Monash University either explicitly or impliedly. In no event shall Monash University be liable for any damages whatsoever resulting from any action arising in connection with the use of this information or its publication, including any action for infringement of copyright or defamation.