Publications of Gert J. J. Botha ordered by citations

A list of publications authored or co-authored by Gert J. J. Botha, derived from the SAO/NASA Astrophysics Data System (ADS) and ordered by the numbers of citations.

Orcid ID: 0000-0002-5915-697X

94	Chromospheric Resonances above Sunspot Umbrae Botha, G. J. J., Arber, T. D., Nakariakov, V. M. & Zhugzhda, Y. D., 2011, ApJ, 728, 84
51	A chromospheric resonance cavity in a sunspot mapped with seismology Jess, David B., Snow, Ben, Houston, Scott J., Botha, Gert J. J., Fleck, Bernhard, Krishna Prasad, S., Asensio Ramos, Andrés, Morton, Richard J., Keys, Peter H., Jafarzadeh, Shahin, Stangalini, Marco, Grant, Samuel D. T. & Christian, Damian J., 2020, Nature Astronomy, 4, 220
31	The Radial Variation of the Solar Wind Turbulence Spectra near the Kinetic Break Scale from Parker Solar Probe Measurements Lotz, S., Nel, A. E., Wicks, R. T., Roberts, O. W., Engelbrecht, N. E., Strauss, R. D., Botha, G. J. J., Kontar, E. P., Pitňa, A. & Bale, S. D., 2023, ApJ, 942, 93
30	Effect of Solar Chromospheric Neutrals on Equilibrium Field Structures Arber, T. D., Botha, G. J. J. & Brady, C. S., 2009, ApJ, 705, 1183
27	Thermal conduction effects on the kink instability in coronal loops Botha, G. J. J., Arber, T. D. & Hood, A. W., 2011, A&A, 525, A96
26	Oscillatory Reconnection of a 2D X-point in a Hot Coronal Plasma Karampelas, Konstantinos, McLaughlin, James A., Botha, Gert J. J. & Régnier, Stéphane, 2022, ApJ, 925, 195
21	Chromospheric seismology above sunspot umbrae Snow, B., Botha, G. J. J. & Régnier, S., 2015, A&A, 580, A107
20	Oscillatory Reconnection as a Plasma Diagnostic in the Solar Corona Karampelas, Konstantinos, McLaughlin, James A., Botha, Gert J. J. & Régnier, Stéphane, 2023, ApJ, 943, 131
16	Observational Signatures of the Coronal Kink Instability with Thermal Conduction Botha, G. J. J., Arber, T. D. & Srivastava, Abhishek K., 2012, ApJ, 745, 53
14	The Independence of Oscillatory Reconnection Periodicity from the Initial Pulse Karampelas, Konstantinos, McLaughlin, James A., Botha, Gert J. J. & Régnier, Stéphane, 2022, ApJ, 933, 142
13	Numerical simulations of rotating axisymmetric sunspots Botha, G. J. J., Busse, F. H., Hurlburt, N. E. & Rucklidge, A. M., 2008, MNRAS, 387, 1445
13	Converging and diverging convection around axisymmetric magnetic flux tubes Botha, G. J. J., Rucklidge, A. M. & Hurlburt, N. E., 2006, MNRAS, 369, 1611
9	Observational Signatures of a Kink-unstable Coronal Flux Rope Using Hinode/EIS Snow, B., Botha, G. J. J., Régnier, S., Morton, R. J., Verwichte, E. & Young, P. R., 2017, ApJ, 842, 16
8	The Effect of Resistivity on the Periodicity of Oscillatory Reconnection Talbot, Jordan, McLaughlin, James A., Botha, Gert J. J. & Hancock, Mark, 2024, ApJ, 965, 133
7	Shock identification and classification in 2D magnetohydrodynamiccompressible turbulence—Orszag-Tang vortex Snow, Benjamin John, Hillier, Andrew, Murtas, Guilia & Botha, Gert J. J., 2021, Experimental Results, 2, e35
7	Nonlinear Three-dimensional Magnetoconvection around Magnetic Flux Tubes Botha, G. J. J., Rucklidge, A. M. & Hurlburt, N. E., 2011, ApJ, 731, 108
7	Spectroscopic Imaging of the Sun with MeerKAT: Opening a New Frontier in Solar Physics Kansabanik, Devojyoti, Mondal, Surajit, Oberoi, Divya, Chibueze, James O., Engelbrecht, N. E., Strauss, R. D., Kontar, E. P., Botha, G. J. J., Steyn, P. J. & Nel, Amoré E., 2024, ApJ, 961, 96
7	Extreme ultraviolet emission lines of Nixii in laboratory and solar spectra Keenan, F. P., Botha, G. J. J., Matthews, A., Lawson, K. D. & Coffey, I. H., 2000, MNRAS, 318, 37
6	Predictions of DKIST/DL-NIRSP Observations for an Off-limb Kink-unstable Coronal Loop Snow, B., Botha, G. J. J., Scullion, E., McLaughlin, J. A., Young, P. R. & Jaeggli, S. A., 2018, ApJ, 863, 172
6	Simulation of the observed coronal kink instability and its implications for the SDO/AIA Srivastava, A. K., Botha, G. J. J., Arber, T. D. & Kayshap, P., 2013, Advances in Space Research, 52, 15
6	Self-similar Solutions of Oscillatory Reconnection: Parameter Study of Magnetic Field Strength and Background Temperature Schiavo, Luiz A. C. A., Botha, Gert J. J. & McLaughlin, James A., 2024, ApJ, 975, 10
5	The Coronal Power Spectrum from MHD Mode Conversion above Sunspots Miriyala, Hemanthi, Morton, Richard J., Khomenko, Elena, Antolin, Patrick & Botha, Gert J. J., 2025, ApJ, 979, 236
5	Nonaxisymmetric Instabilities of Convection around Magnetic Flux Tubes Botha, G. J. J., Rucklidge, A. M. & Hurlburt, N. E., 2007, The Astrophysical Journal Letters, 662, L27
5	3D WKB solution for fast magnetoacoustic wave behaviour within a separatrix dome containing a coronal null point McLaughlin, James A., Thurgood, Jonathan O., Botha, Gert J. J. & Wiggs, Joshua A., 2019, MNRAS, 484, 1390
4	Identifying Coronal Sources of L1 Solar Wind Disturbances Using the Fisk Heliospheric Magnetic Field and Potential Field Extrapolations during Three Solar Minima Steyn, P. J., Johnson, D., Botha, G. J. J. & Régnier, S., 2024, ApJ, 966, 77
4	A new family of solutions of the force-free field equation Evangelidis, E. A. & Botha, G. J. J., 2003, Solar Physics, 213, 69
4	Statistical properties of Charney-Hasegawa-Mima zonal flows Anderson, Johan & Botha, G. J. J., 2015, Physics of Plasmas, 22, 052305
4	Onset of 2D magnetic reconnection in the solar photosphere, chromosphere, and corona Snow, B., Botha, G. J. J., McLaughlin, J. A. & Hillier, A., 2018, A&A, 609, A100
4	Wave Generation via Oscillatory Reconnection at a Three-dimensional Magnetic Null Point Schiavo, Luiz A. C. A., Botha, Gert J. J. & McLaughlin, James A., 2026, ApJ, 999, 50
3	Cylindrical linear force-free magnetic fields with toroidal flux surfaces Botha, G. J. J. & Evangelidis, E. A., 2004, MNRAS, 350, 375
2	The structure of force-free magnetic fields Evangelidis, E. A., Vaughan, L. L. & Botha, G. J. J., 2000, Solar Physics, 193, 17
2	A comparison of theoretical line intensity ratios for Ni XII with extreme ultraviolet observations from the JET tokamak Keenan, F. P., Botha, G. J. J., Matthews, A., Lawson, K. D., Bell, K. L., Ramsbottom, C. A., Coffey, I. H. & O'Mullane, M., 2001, Journal of Physics B Atomic Molecular Physics, 34, 639
2	Relativistic Landau resonances Evangelidis, E. A. & Botha, G. J. J., 2005, Journal of Geophysical Research (Space Physics), 110, A02216
2	The Periodicity of Three-dimensional Oscillatory Reconnection Schiavo, Luiz A. C. A., Botha, Gert J. J. & McLaughlin, James A., 2025, ApJ, 993, 239
2	The effect of sheared diamagnetic flow on turbulent structures generated by the Charney-Hasegawa-Mima equation Botha, G. J. J., Haines, M. G. & Hastie, R. J., 1999, Physics of Plasmas, 6, 3838
1	Fast Magnetoacoustic Wave Behavior within Gravitationally Stratified, Magnetically Inhomogeneous Media Smith, Ryan T., McLaughlin, James A. & Botha, Gert J. J., 2026, ApJ, 997, 178
1	Time-dependent Turbulent Electron Acceleration and Transport in Solar Flares Schiavo, Luiz A. C. A., Jeffrey, Natasha L. S., Botha, Gert J. J. & McLaughlin, James A., 2025, ApJ, 994, 173
1	3D WKB solution for fast magnetoacoustic wave behaviour around an X-line McLaughlin, J. A., Botha, G. J. J., Régnier, S. & Spoors, D. L., 2016, A&A, 591, A103
0	Multiwavelength Observations of Substructures in Solar Flare Ribbons Singh, Vishal, Scullion, Eamon, Botha, Gert J. J., Jeffrey, Natasha L. S., Druett, Malcolm, Pietrow, Alexander G. M., O'Flannagain, Aidan, Nelson, Chris J. & Doyle, Gerry, 2026, ApJ, 1007, 99
0	First Detailed MeerKAT Imaging Spectroscopy of a Solar Flare Luo, Yingjie, Kontar, Eduard P., Strauss, Roelf Du Toit, Botha, Gert J. J., Mrozek, Tomasz, Nita, Gelu M., Buchner, Sarah & Chibueze, James O., 2026, The Astrophysical Journal Letters, 998, L46
0	Mapping Oscillatory Flows in a Giant Chromospheric Spiral Saneshwar, Yash. B., Scullion, Eamon & Botha, Gert J. J., 2026, ApJ, 1007, 114
0	The Reliability of Local Correlation Tracking for Inferring Photospheric Intensity Vortices Turkay, Shivdev Singh, Scullion, Eamon, Botha, Gert J. J. & Rees-Crockford, Thomas, 2026, ApJ, 999, 58
0	Reply to comment on ``Relativistic Landau resonances'' Botha, G. J. J. & Evangelidis, E. A., 2007, Journal of Geophysical Research (Space Physics), 112, A05206
0	Numerical simulations of sunspots Botha, G. J. J., Rucklidge, A. M. & Hurlburt, N. E., 2007, Convection in Astrophysics (Editors: Kupka, Friedrich, Roxburgh, Ian & Chan, Kwing Lam), IAU Symposium, 239, p. 507
0	Differential rotation and angular momentum Botha, G. J. J. & Evangelidis, E. A., 2007, Convection in Astrophysics (Editors: Kupka, Friedrich, Roxburgh, Ian & Chan, Kwing Lam), IAU Symposium, 239, p. 451
0	Formation of magnetic flux tubes in cylindrical wedge geometry Botha, G. J. J., Rucklidge, A. M. & Hurlburt, N. E., 2012, Geophysical and Astrophysical Fluid Dynamics, 106, 701