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

91	Chromospheric Resonances above Sunspot Umbrae Botha, G. J. J., Arber, T. D., Nakariakov, V. M. & Zhugzhda, Y. D., 2011, ApJ, 728, 84
48	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
29	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	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
23	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
18	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
18	Chromospheric seismology above sunspot umbrae Snow, B., Botha, G. J. J. & Régnier, S., 2015, A&A, 580, A107
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
13	Converging and diverging convection around axisymmetric magnetic flux tubes Botha, G. J. J., Rucklidge, A. M. & Hurlburt, N. E., 2006, MNRAS, 369, 1611
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	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
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
7	Nonlinear Three-dimensional Magnetoconvection around Magnetic Flux Tubes Botha, G. J. J., Rucklidge, A. M. & Hurlburt, N. E., 2011, ApJ, 731, 108
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	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
6	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
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
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
5	Nonaxisymmetric Instabilities of Convection around Magnetic Flux Tubes Botha, G. J. J., Rucklidge, A. M. & Hurlburt, N. E., 2007, ApJ, 662, L27
4	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
4	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
4	Statistical properties of Charney-Hasegawa-Mima zonal flows Anderson, Johan & Botha, G. J. J., 2015, Physics of Plasmas, 22, 052305
4	A new family of solutions of the force-free field equation Evangelidis, E. A. & Botha, G. J. J., 2003, Solar Physics, 213, 69
3	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
3	Cylindrical linear force-free magnetic fields with toroidal flux surfaces Botha, G. J. J. & Evangelidis, E. A., 2004, MNRAS, 350, 375
3	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
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	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
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	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
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	The Periodicity of Three-dimensional Oscillatory Reconnection Schiavo, Luiz A. C. A., Botha, Gert J. J. & McLaughlin, James A., 2025, ApJ, 993, 239
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	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	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, ApJ, 998, L46
0	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
0	Fast Magnetoacoustic Wave Behavior within Gravitationally Stratified, Magnetically Inhomogeneous Media Smith, Ryan T., McLaughlin, James A. & Botha, Gert J. J., 2026, ApJ, 997, 178
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
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	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