Dr Rekha Jain
School of Mathematical and Physical Sciences
Reader
Senior Tutor for Undergraduate Affairs
r.jain@sheffield.ac.uk
+44 114 222 3732
+44 114 222 3732
H24, Hicks Building
Full contact details
Dr Rekha Jain
School of Mathematical and Physical Sciences
H24
Hicks Building
Hounsfield Road
Sheffield
S3 7RH
School of Mathematical and Physical Sciences
H24
Hicks Building
Hounsfield Road
Sheffield
S3 7RH
- Research interests
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Dr Rekha Jain works in the field of solar physics in which one studies various phenomena that occur on the Sun. She is interested in:
- investigating the effects of magnetism on the oscillations.
- studying wave propagation through gravitationally stratified atmospheres.
- resonant modes of magnetic loops in the sun’s corona.
- understanding how the Sun's outer atmosphere is heated to million degrees.
- modelling of magnetic reconnection and nanoflare heating.
- numerical simulation of forced magnetic reconnection.
- Publications
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Show: Featured publications All publications
Featured publications
Journal articles
- A unifying model of mixed inertial modes in the sun. Astrophysical Journal Letters, 965(1). View this article in WRRO
- Latitudinal propagation of thermal Rossby waves in stellar convection zones. The Astrophysical Journal, 958(1). View this article in WRRO
- Exploring the solar poles: The last great frontier of the sun. Bulletin of the AAS, 55(3). View this article in WRRO
- Improving the understanding of subsurface structure and dynamics of solar active regions. Bulletin of the American Astronomical Society, 55(3). View this article in WRRO
- Overstable convective modes in a polytropic stellar atmosphere. The Astrophysical Journal, 943.
- Radial trapping of thermal Rossby waves within the convection zones of low-mass stars. Astrophysical Journal, 932(1). View this article in WRRO
- Kink Oscillations of Coronal Loops. Space Science Reviews, 217(6).
- The need for new techniques to identify the high-frequency MHD waves of an oscillating coronal loop. Astronomy and Astrophysics, 650. View this article in WRRO
- A new analysis procedure for detecting periodicities within complex solar coronal arcades. The Astrophysical Journal, 880(3). View this article in WRRO
- Fast magnetohydrodynamic waves in a solar coronal arcade. Astronomy & Astrophysics, 608.
- A Novel Approach to Resonant Absorption of the Fast MHD Eigenmodes of a Coronal Arcade. Astrophysical Journal, 858. View this article in WRRO
- Eigenmodes of three-dimensional magnetic arcades in the Sun's corona. Astrophysical Journal, 814(2). View this article in WRRO
- Energy Loss of Solar $p$ Modes due to the excitation of Magnetic Sausage Tube Waves: Importance of Coupling the Upper Atmosphere. Astrophysical Journal, 789(2).
- An interpretation of flare-induced and decayless coronal-loop oscillations as interference patterns. Astrophysical Journal, 784(2).
- Axisymmetric scattering of p modes by thin magnetic tubes. Astrophysical Journal, 746(1).
- ABSORPTION OF p MODES BY THIN MAGNETIC FLUX TUBES. ASTROPHYS J, 695(1), 325-335.
- THE ROLE OF MODE MIXING IN THE ABSORPTION OF p-MODES. ASTROPHYS J, 694(2), 1602-1609.
- The generation of coronal loop waves below the photosphere by p-mode forcing. ASTROPHYS J, 677(1), 769-780.
Preprints
All publications
Journal articles
- Erratum: “A Unifying Model of Mixed Inertial Modes in the Sun” (2024 ApJL 965 L8). The Astrophysical Journal Letters, 979(2), L52-L52.
- A unifying model of mixed inertial modes in the sun. Astrophysical Journal Letters, 965(1). View this article in WRRO
- Data-driven forecasting of sunspot cycles: pros and cons of a hybrid approach. Solar Physics, 299(2). View this article in WRRO
- Latitudinal propagation of thermal Rossby waves in stellar convection zones. The Astrophysical Journal, 958(1). View this article in WRRO
- Exploring the solar poles: The last great frontier of the sun. Bulletin of the AAS, 55(3). View this article in WRRO
- Improving the understanding of subsurface structure and dynamics of solar active regions. Bulletin of the American Astronomical Society, 55(3). View this article in WRRO
- Overstable convective modes in a polytropic stellar atmosphere. The Astrophysical Journal, 943.
- Radial trapping of thermal Rossby waves within the convection zones of low-mass stars. Astrophysical Journal, 932(1). View this article in WRRO
- Study of transverse oscillations in coronal loops excited by flares and eruptions. The Astrophysical Journal, 931(2).
- Do coronal loops oscillate in isolation?. The Astrophysical Journal, 921(1). View this article in WRRO
- Kink Oscillations of Coronal Loops. Space Science Reviews, 217(6).
- The need for new techniques to identify the high-frequency MHD waves of an oscillating coronal loop. Astronomy and Astrophysics, 650. View this article in WRRO
- Critical science plan for the Daniel K. Inouye solar telescope (DKIST). Solar Physics, 296(4). View this article in WRRO
- The nature of the frequency spectrum of shear Alfvén waves in a solar coronal arcade. Physics of Plasmas, 27(7).
- Excitation sources of oscillations in solar coronal loops : a multi-wavelength analysis. The Astrophysical Journal Letters, 890(2). View this article in WRRO
- Excitation Sources of Oscillations in Solar Coronal Loops: A Multi-wavelength Analysis. The Astrophysical Journal Letters, 890(2), L21-L27.
- A new analysis procedure for detecting periodicities within complex solar coronal arcades. The Astrophysical Journal, 880(3). View this article in WRRO
- Fast magnetohydrodynamic waves in a solar coronal arcade. Astronomy & Astrophysics, 608.
- A Novel Approach to Resonant Absorption of the Fast MHD Eigenmodes of a Coronal Arcade. Astrophysical Journal, 858. View this article in WRRO
- Time-dependent suppression of oscillatory power in evolving solar magnetic fields. Astrophysical Journal, 823(1). View this article in WRRO
- Eigenmodes of three-dimensional magnetic arcades in the Sun's corona. Astrophysical Journal, 814(2). View this article in WRRO
- Fundamental-mode Oscillations of Two Coronal Loops within a Solar Magnetic Arcade. Astrophysical Journal Letters, 804(1). View this article in WRRO
- Five-minute oscillation power within magnetic elements in the solar atmosphere. The Astrophysical Journal, 796(2), 72-72.
- Energy Loss of Solar $p$ Modes due to the excitation of Magnetic Sausage Tube Waves: Importance of Coupling the Upper Atmosphere. Astrophysical Journal, 789(2).
- An interpretation of flare-induced and decayless coronal-loop oscillations as interference patterns. Astrophysical Journal, 784(2).
- Erratum: Variation of solar oscillation frequencies in solar cycle 23 and their relation to sunspot area and number(Astronomy and Astrophysics (2012) 545 ( A73) DOI: 10.1051/0004-6361/201219876). Astronomy and Astrophysics, 560.
- Equilibrium models of coronal loops that involve curvature and buoyancy. Astrophysical Journal, 778(2).
- Reconnection at three dimensional magnetic null points: effect of current sheet asymmetry. Physics of Plasmas, 20(5). View this article in WRRO
- What can be learned from the seismology of a coronal loop using only a handful of frequencies?. Astronomy and Astrophysics, 545.
- Variation of solar oscillation frequencies in solar cycle 23 and their relation to sunspot area and number. Astronomy and Astrophysics, 545.
- Spine-fan reconnection: The influence of temporal and spatial variation in the driver. Astronomy and Astrophysics, 545.
- Axisymmetric scattering of p modes by thin magnetic tubes. Astrophysical Journal, 746(1).
- Observations of the interaction of acoustic waves and small-scale magnetic fields in a quiet sun. Astrophysical Journal, 744(2).
- The effect of the environment on the P1/P2 period ratio for kink
oscillations of coronal loops.
- Interaction of p modes with a collection of thin magnetic tubes. Monthly Notices of the Royal Astronomical Society.
- Helioseismic tests with the FLASH simulation code. Journal of Physics Conference Series, 271(1).
- Axisymmetric absorption of p modes by an ensemble of thin, magnetic-flux tubes. Journal of Physics Conference Series, 271(1).
- Sensitivity of p-mode absorption on magnetic region properties and kernel functions. Astronomy and Astrophysics, 526(11).
- Torsional Magnetic Reconnection: Effects of localising non-ideal (J) term”. Journal of Plasma Physics, 77(part 6), 843-855.
- Erratum: Torsional magnetic reconnection at three dimensional null points: A phenomenological study (Physics of Plasmas (2010) 17 (092902)). Physics of Plasmas, 17(11).
- Torsional magnetic reconnection at three dimensional null points: A phenomenological study. Physics of Plasmas, 17(9).
- Large Amplitude Oscillations in Prominences. SPACE SCI REV, 149(1-4), 283-298.
- The role of magnetic fields in the scattering of p-modes. ASTRON ASTROPHYS, 501(3), 1131-1137.
- ABSORPTION OF p MODES BY THIN MAGNETIC FLUX TUBES. ASTROPHYS J, 695(1), 325-335.
- THE ROLE OF MODE MIXING IN THE ABSORPTION OF p-MODES. ASTROPHYS J, 694(2), 1602-1609.
- Amplitude suppression and absorption of p-modes by a magnetic flux tube. ASTROPHYS J, 681(1), 664-671.
- Prominence seismology: Wavelet analysis of filament oscillations. ASTROPHYS J, 680(2), 1560-1568.
- The generation of coronal loop waves below the photosphere by p-mode forcing. ASTROPHYS J, 677(1), 769-780.
- On Absorption and Scattering of P Modes by Small-Scale Magnetic Elements. Solar Physics, 251(1), 361-368.
- Large-amplitude oscillation of an erupting filament as seen in EUV, H alpha, and microwave observations. SOLAR PHYSICS, 246(1), 89-99.
- Amplitude modulation of solar p-modes by surface magnetic fields. ASTRON ASTROPHYS, 473(3), 937-942.
- Scattering of p-modes by a thin magnetic flux tube. ASTROPHYS J, 661(1), 586-592.
- Effects of horizontal magnetic fields on acoustic travel times. ASTROPHYS J, 656(1), 610-614.
- Scattering of p-modes by a thin fluxtube in a stratified atmosphere. Astronomische Nachrichten, 328(3-4), 309.
- Effect of sunspot structure on p-modes scattering. European Space Agency Special Publication ESA SP, 624 SP.
- Effects of horizontal magnetic fields on acoustic travel-times. European Space Agency Special Publication ESA SP, 624 SP.
- Nonlinear effects on magnetic energy release by forced magnetic reconnection: Long wavelength perturbations. PHYS PLASMAS, 13(5).
- The relationship between magnetic field strength and loop lengths in solar coronal active regions. ASTRON ASTROPHYS, 450(1), 375-381.
- On the scaling of magnetic field strength with loop length in solar active regions. European Space Agency Special Publication ESA SP(596), 85-90.
- On solar coronal heating by forced magnetic reconnection. European Space Agency Special Publication ESA SP(596), 309-314.
- Solar coronal heating by forced magnetic reconnection: Multiple reconnection events. PHYS PLASMAS, 12(1).
- Coronal heating by forced magnetic reconnection with multi-pulse driving. European Space Agency Special Publication ESA SP(575), 474-478.
- Signatures of a nanoflare heated solar corona”. Plasma Physics and Controlled Fusion, 45(535), 535-545.
- Filling factors and magnetic field strengths of nanoflare-heated coronal active regions: Yohkoh and MDI observations. ASTRONOMY & ASTROPHYSICS, 394(3), 1111-1116.
- Probing nanoflare heating with X-ray variability of coronal loops. European Space Agency Special Publication ESA SP(477), 123-126.
- Solar p-modes and surface magnetic fields: is there an acoustic emission. The Astronomy and Astrophysics Review, 387(3), 1092-1099.
- On plasma heating by reconnective magnetic relaxation. Physics of Plasmas, 6(7), 2897-2902.
- Absorption emission of solar p-modes:: Michelson Doppler Interferometer SOHO observations. ASTROPHYSICAL JOURNAL, 515(2), 832-841.
- Energy release and plasma heating by forced magnetic reconnection. PHYSICS OF PLASMAS, 5(5), 1506-1513.
- Plasma Heating by Forced Magnetic Reconnection. Astrophysics and Space Science, 264(1-4), 113-128.
- The surface amplitudes and frequencies of p-mode oscillations in active regions. Astrophysical Journal, 476(1 PART I), 392-402.
- The influence of magnetism on p-mode surface amplitudes. Astrophysical Journal, 464(1 PART I), 476-486.
- Discrete high-frequency (p)-modes. ASTROPHYSICAL JOURNAL, 456(1), 399-402.
- SURFACE EFFECTS OF A MAGNETIC-FIELD ON P-MODES - 2-LAYER ATMOSPHERE. ASTRONOMY & ASTROPHYSICS, 286(1), 254-262.
- EFFECTS OF NONPARALLEL PROPAGATION ON P-MODES AND F-MODES. ASTRONOMY & ASTROPHYSICS, 286(1), 243-253.
- DO P-MODE FREQUENCY-SHIFTS SUGGEST A HOTTER CHROMOSPHERE AT SOLAR MAXIMUM. ASTROPHYSICAL JOURNAL, 414(2), 898-907.
- Magnetic field lines for a flux tube. Solar Physics, 145(1), 197-200.
- MAGNETOACOUSTIC SURFACE-WAVES AT A SINGLE INTERFACE. SOLAR PHYSICS, 133(2), 263-280.
Book chapters
- Michael Thompson in Sheffield, Astrophysics and Space Science Proceedings (pp. 9-16). Springer International Publishing
- Plasma Heating By Forced Magnetic Reconnection, Plasma Astrophysics And Space Physics (pp. 113-128). Springer Netherlands
- Solar Cycle Variations in P-modes and Chromospheric Magnetism, The Sun as a Variable Star: Solar and Stellar Irradiance Variations (pp. 261-266). Springer Netherlands
- Properties of Non-Parallel Magnetoacoustic Surface Waves, Mechanisms of Chromospheric and Coronal Heating (pp. 511-513). Springer Berlin Heidelberg
- On Absorption and Scattering of P Modes by Small-Scale Magnetic Elements, Helioseismology, Asteroseismology, and MHD Connections (pp. 361-368). Springer New York
Conference proceedings
- Onset and maintenance of plant immune priming. FEBS Open Bio, Vol. 8(Suppl 1) (pp 16-16). Prague, Czech Republic, 7 July 2018 - 7 July 2018. View this article in WRRO
- Damping rates of p-modes by an ensemble of randomly distributed thin magnetic flux tubes. PHYSICS OF SUN AND STAR SPOTS(273) (pp 351-355)
- Absorption of p Modes by Magnetic Plage. SOLAR-STELLAR DYNAMOS AS REVEALED BY HELIO AND ASTEROSEISMOLOGY: GONG 2008/SOHO 21, Vol. 416 (pp 55-60)
- Nanoflares and coronal X-ray variability. Solar-B Mission and the Forefront of Solar Physics, Proceedings, Vol. 325 (pp 271-280)
- SOLAR-CYCLE VARIATIONS IN P-MODES AND CHROMOSPHERIC MAGNETISM. SOLAR PHYSICS, Vol. 152(1) (pp 261-266)
- P-MODE FREQUENCY-SHIFTS AND CHROMOSPHERIC MAGNETISM. GONG 1992: SEISMIC INVESTIGATION OF THE SUN AND STARS, Vol. 42 (pp 53-56)
Preprints
- Kink oscillations of coronal loops, arXiv.
- The need for new techniques to identify the high-frequency MHD waves of an oscillating coronal loop, arXiv.
- Critical Science Plan for the Daniel K. Inouye Solar Telescope (DKIST), arXiv.
- A New Analysis Procedure for Detecting Periodicities within Complex Solar Coronal Arcades, arXiv.
- The effect of the environment on the P1/P2 period ratio for kink oscillations of coronal loops, arXiv.
- The generation of coronal loop waves below the photosphere by p-mode forcing. View this article in WRRO
- A unifying model of mixed inertial modes in the sun. Astrophysical Journal Letters, 965(1). View this article in WRRO
- Research group
- Grants
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Past grants, as Principal Investigator
Acoustic Wave Scattering by Magnetic Flux Tubes EPSRC Theory and Observations of the Solar-Terrestrial System, STFC Introductory Course in Solar and Solar-Terrestrial Physics (ISS 2008) STFC Solar coronal heating: A new approach based on satellite observations Nuffield Extrapolation of magnetic field lines using Photospheric MDI magnetograms RS Past grants, as Coinvestigator
Application to STFC for Consolidated Grant Support for the Solar Physics and Space Plasma Research Centre (SP2RC) STFC Consolidated Grant Support for SP2RC STFC Consolidated Grant Support for the Solar Physics and Space Plasma Research Centre (SP2RC) STFC Structure and Dynamics of Solar Interior and Other Stars STFC
- Teaching interests
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- Differential Equations
- Magnetohydrodynamics
- Mechanics
- Scalar and Vector fields
- Teaching activities
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MAS112 Vectors and Mechanics