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Samuel Grant

Dr

20142019
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Research Output 2014 2019

2019

A chromospheric resonance cavity in a sunspot mapped with seismology

Jess, D., Snow, B., Houston, S., Botha, G., Fleck, B., Krishna Prasad, S., Asensio Ramos, A., Morton, R., Keys, P., Jafarzadeh, S., Stangalini, M., Grant, S. & Christian, D., 02 Dec 2019, In : Nature Astronomy. 16 p.

Research output: Contribution to journalLetter

seismology
sunspots
cavities
chromosphere
photosphere
1 Citation (Scopus)
103 Downloads (Pure)

Statistical Signatures of Nanoflare Activity. I. Monte Carlo Simulations and Parameter Space Exploration

Jess, D., Dillon, C., Kirk, M., Reale, F., Mathioudakis, M., Grant, S., Christian, D., Keys, P., Sayamanthula, K. & Houston, S., 01 Feb 2019, In : The Astrophysical Journal. 871, 21 p., 133.

Research output: Contribution to journalArticle

Open Access
File
space exploration
power law
solar atmosphere
signatures
heating
2018
13 Citations (Scopus)
132 Downloads (Pure)

Alfvén wave dissipation in the solar chromosphere

Grant, S. D. T., Jess, D. B., Zaqarashvili, T. V., Beck, C., Socas-Navarro, H., Aschwanden, M. J., Keys, P. H., Christian, D. J., Houston, S. J. & Hewitt, R. L., 01 May 2018, In : Nature Physics. 14, 5, p. 480-483 4 p.

Research output: Contribution to journalLetter

Open Access
File
chromosphere
dissipation
solar atmosphere
signatures
umbras
4 Citations (Scopus)
141 Downloads (Pure)

Photospheric observations of surface and body modes in solar magnetic pores

Keys, P. H., Morton, R. J., Jess, D. B., Verth, G., Grant, S. D. T., Mathioudakis, M., Mackay, D. H., Doyle, J. G., Christian, D. J., Keenan, F. P. & Erdelyi, R., 10 Apr 2018, In : The Astrophysical Journal. 857, 1, 15 p., 28.

Research output: Contribution to journalArticle

Open Access
File
porosity
energy
magnetohydrodynamics
plasma
atmosphere
5 Citations (Scopus)
107 Downloads (Pure)

The Magnetic Response of the Solar Atmosphere to Umbral Flashes

Houston, S. J., Jess, D. B., Asensio Ramos, A., Grant, S. D. T., Beck, C., Norton, A. A. & Krishna Prasad, S., 07 Jun 2018, In : The Astrophysical Journal. 860, 1, 13 p., 28.

Research output: Contribution to journalArticle

Open Access
File
solar atmosphere
flash
magnetic field
atmosphere
magnetic fields
2017
9 Citations (Scopus)
142 Downloads (Pure)

An Inside Look at Sunspot Oscillations with Higher Azimuthal Wavenumbers

Jess, D. B., Van Doorsselaere, T., Verth, G., Fedun, V., Sayamanthula, S. K., Erdélyi, R., Keys, P. H., Grant, S. D. T., Uitenbroek, H. & Christian, D. J., 10 Jun 2017, In : The Astrophysical Journal. 842, 1, 9 p., 59.

Research output: Contribution to journalArticle

Open Access
File
sunspots
sunspot
oscillation
oscillations
acoustics
2016
10 Citations (Scopus)
139 Downloads (Pure)

Observations and Simulations of the Na I D1 Line Profiles in an M-Class Solar Flare

Kuridze, D., Mathioudakis, M., Christian, D. J., Kowalski, A. F., Jess, D. B., Grant, S. D. T., Kawate, T., Simões, P. J. A., Allred, J. C. & Keenan, F. P., 28 Nov 2016, In : The Astrophysical Journal. 832, 2, 8 p., 147.

Research output: Contribution to journalArticle

Open Access
File
solar flares
atmosphere
asymmetry
profiles
simulation
20 Citations (Scopus)
203 Downloads (Pure)

Solar coronal magnetic fields derived using seismology techniques applied to omnipresent sunspot waves

Jess, D. B., Reznikova, V. E., Ryans, R. S. I., Christian, D. J., Keys, P. H., Mathioudakis, M., MacKay, D. H., Prasad, S. K., Banerjee, D., Grant, S. D. T., Yau, S. & Diamond, C., 2016, In : Nature Physics. 12, p. 179-185 7 p.

Research output: Contribution to journalLetter

Open Access
File
seismology
sunspots
field strength
magnetic fields
hydrodynamics
2015
4 Citations (Scopus)
165 Downloads (Pure)

Energy and energy flux in axisymmetric slow and fast waves

Moreels, M. G., Van Doorsselaere, T., Grant, S. D. T., Jess, D. B. & Goossens, M., Jun 2015, In : Astronomy & Astrophysics. 578, 14 p., A60.

Research output: Contribution to journalArticle

Open Access
File
energy flux
energy
flux density
tubes
magnetohydrodynamics
56 Citations (Scopus)
222 Downloads (Pure)

Multiwavelength studies of MHD waves in the solar chromosphere: An Overview of recent results

Jess, D. B., Morton, R. J., Verth, G., Fedun, V., Grant, S. D. T. & Giagkiozis, I., Jul 2015, In : Space Science Reviews. 190, 1-4, p. 103-161 59 p.

Research output: Contribution to journalArticle

Open Access
File
chromosphere
corona
coronas
magnetohydrodynamics
energy
23 Citations (Scopus)
176 Downloads (Pure)

Wave Damping Observed in Upwardly Propagating Sausage-Mode Oscillations Contained within a Magnetic Pore

Grant, S. D. T., Jess, D. B., Moreels, M. G., Morton, R. J., Christian, D. J., Giagkiozis, I., Verth, G., Fedun, V., Keys, P. H., Van Doorsselaere, T. & Erdélyi, R., 12 Jun 2015, In : The Astrophysical Journal. 806, 14 p., 132.

Research output: Contribution to journalArticle

Open Access
File
wave damping
damping
oscillation
porosity
oscillations
2014
7 Citations (Scopus)

A Bayesian method for detecting stellar flares

Pitkin, M., Williams, D., Fletcher, L. & Grant, S. D. T., 11 Dec 2014, In : Monthly Notices of the Royal Astronomical Society. 445, 3, p. 2268-2284 17 p.

Research output: Contribution to journalArticle