Dr Hugh Hudson

Honorary Research Fellow (School of Physics & Astronomy)

R620 Level 6, Physics & Astronomy, Kelvin Building, G12 8qq

Publications

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Number of items: 67.

2024

Chitta, L.P., Hannah, I.G. , Fletcher, L., , Hudson, H.S. , Young, P.R., Krucker, S. and Peter, H. (2024) Hard X-rays from the deep solar atmosphere: an unusual UV burst with flare properties. Astronomy and Astrophysics, 688, L9. (doi: 10.1051/0004-6361/202450866)

Hudson, H. S. , Cliver, E. W., Fletcher, L. , Diver, D. A. , Gallagher, P. T., Li, Y., Osborne, C. M.J., Stark, C. and Su, Y. (2024) An impulsive geomagnetic effect from an early-impulsive flare. Monthly Notices of the Royal Astronomical Society, 532(3), pp. 3120-3125. (doi: 10.1093/mnras/stae1720)

Simões, P. J.A. , Fletcher, L. , Hudson, H. S. , Kerr, G. S., Penn, M. and Lopez, K. F. (2024) Precise timing of solar flare footpoint sources from mid-infrared observations. Monthly Notices of the Royal Astronomical Society, 532(1), pp. 705-718. (doi: 10.1093/mnras/stae1511)

Hudson, H. and Emslie, G. (2024) The shape of the Sun. Astronomy and Geophysics, 65(2), 2.13-2.13. (doi: 10.1093/astrogeo/atae018)

Hudson, H. , Cliver, E., White, S., Machol, J., Peck, C., Tolbert, K., Viereck, R. and Zarro, D. (2024) The greatest GOES soft x-ray flares: saturation and recalibration over two hale cycles. Solar Physics, 299, 39. (doi: 10.1007/s11207-024-02287-x)

Paterson, S., Hannah, I. G. , Grefenstette, B. W., Hudson, H. S. , Krucker, S., Glesener, L., White, S. M. and Smith, D. M. (2024) Time evolution of X-ray bright points observed with NuSTAR. Monthly Notices of the Royal Astronomical Society, 528(4), pp. 6398-6410. (doi: 10.1093/mnras/stae417)

2023

Mulay, S. M. , Fletcher, L. , Hudson, H. and Labrosse, N. (2023) Behaviour of molecular hydrogen emission in three solar flares. Monthly Notices of the Royal Astronomical Society, 526(3), pp. 4755-4767. (doi: 10.1093/mnras/stad2853)

Félix da Silva, D., Hui, L., Simões, P. J. A., Valio, A., Costa, J. E. R., Hudson, H. S. , Fletcher, L. , Hayes, L. A. and Hannah, I. G. (2023) Statistical analysis of the onset temperature of solar flares in 2010–2011. Monthly Notices of the Royal Astronomical Society, 525(3), pp. 4143-4148. (doi: 10.1093/mnras/stad2244)

Thomson, E. and Hudson, H. (2023) The mean temperatures of CME-related dimming masses. Solar Physics, 298(11), 130. (doi: 10.1007/s11207-023-02222-6)

Glesener, L. et al. (2023) The need for focused, hard X-ray investigations of the Sun. Bulletin of the American Astronomical Society, 55(3), (doi: 10.3847/25c2cfeb.78fa7c49)

Kerr, G. S. et al. (2023) Requirements for progress in understanding solar flare energy transport: the impulsive phase. Bulletin of the American Astronomical Society, 55(3), (doi: 10.3847/25c2cfeb.701e4c96)

Kerr, G. S., Allred, J. C., Kowalski, A. F., Milligan, R. O. , Hudson, H. S. , Prado, N. Z., Kucera, T. A. and Brosius, J. W. (2023) Prospects of detecting nonthermal protons in solar flares via Lyman line spectroscopy: revisiting the Orrall–Zirker effect. Astrophysical Journal, 945(2), 118. (doi: 10.3847/1538-4357/acb92a)

Paterson, S., Hannah, I. G. , Grefenstette, B. W., Hudson, H. S. , Krucker, S., Glesener, L., White, S. M. and Smith, D. M. (2023) The first survey of quiet Sun features observed in hard X-rays with NuSTAR. Solar Physics, 298(3), 47. (doi: 10.1007/s11207-023-02135-4)

Fitzpatrick, J. C. and Hudson, H. S. (2023) The temperature dependence of hot prograde flows in solar active regions. Solar Physics, 298(1), 2. (doi: 10.1007/s11207-022-02093-3)

2022

Martínez Oliveros, J. C., Guevara Gómez, J. C., Saint-Hilaire, P., Hudson, H. and Krucker, S. (2022) Observations of Thomson scattering from a loop-prominence system. Astrophysical Journal, 936(1), p. 56. (doi: 10.3847/1538-4357/ac83b7)

Hudson, H. S. , Mulay, S. M. , Fletcher, L. , Docherty, J., Fitzpatrick, J., Pike, E., Strong, M., Chamberlin, P. C. and Woods, T. N. (2022) Fast prograde coronal flows in solar active regions. Monthly Notices of the Royal Astronomical Society: Letters, 515(1), L84-L88. (doi: 10.1093/mnrasl/slac079)

2021

Cooper, K. , Hannah, I. G. , Grefenstette, B. W., Glesener, L., Krucker, S., Hudson, H. S. , White, S. M., Smith, D. M. and Duncan, J. (2021) NuSTAR observations of a repeatedly microflaring active region. Monthly Notices of the Royal Astronomical Society, 507(3), pp. 3936-3951. (doi: 10.1093/mnras/stab2283)

Duncan, J., Glesener, L., Grefenstette, B., Vievering, J., Hannah, I. , Smith, D., Krucker, S., White, S. and Hudson, H. (2021) NuSTAR observation of energy release in 11 solar microflares. Astrophysical Journal, 908(1), 29. (doi: 10.3847/1538-4357/abca3d)

Hudson, H. S. , Simões, P. J.A. , Fletcher, L. , Hayes, L. A. and Hannah, I. G. (2021) Hot X-ray onsets of solar flares. Monthly Notices of the Royal Astronomical Society, 501(1), pp. 1273-1281. (doi: 10.1093/mnras/staa3664)

2020

Hudson, H. S. (2020) Solar flare build-up and release. Solar Physics, 295(10), 132. (doi: 10.1007/s11207-020-01698-w)

Milligan, R. O. , Hudson, H. S. , Chamberlin, P. C., Hannah, I. G. and Hayes, L. A. (2020) Lyman‐alpha variability during solar flares over solar cycle 24 using GOES‐15/EUVS‐E. Space Weather, 18(7), e2019SW002331. (doi: 10.1029/2019SW002331)

Cooper, K. , Hannah, I. , Grenfenstette, B. W., Glesener, L., Krucker, S., Hudson, H. , White, S. and Smith, D. M. (2020) NuSTAR observation of a minuscule microflare in a solar active region. Astrophysical Journal Letters, 893(2), L40. (doi: 10.3847/2041-8213/ab873e)

Glesener, L., Krucker, S., Duncan, J., Hannah, I. G. , Grefenstette, B. W., Chen, B., Smith, D. M., White, S. M. and Hudson, H. (2020) Accelerated electrons observed down to <7 keV in a NuSTAR solar microflare. Astrophysical Journal, 891(2), L34. (doi: 10.3847/2041-8213/ab7341)

Hudson, H. S. , MacKinnon, A. , Szydlarski, M. and Carlsson, M. (2020) Cosmic ray interactions in the solar atmosphere. Monthly Notices of the Royal Astronomical Society, 491(4), pp. 4852-4856. (doi: 10.1093/mnras/stz3373)

2019

Hannah, I. G. , Kleint, L., Krucker, S., Grefenstette, B. W., Glesener, L., Hudson, H. S. , White, S. M. and Smith, D. M. (2019) Joint X-ray, EUV, and UV observations of a small microflare. Astrophysical Journal, 881(2), 109. (doi: 10.3847/1538-4357/ab2dfa)

2018

Loumou, K., Hannah, I.G. and Hudson, H.S. (2018) The association of the Hale sector boundary with RHESSI solar flares and active longitudes. Astronomy and Astrophysics, 618, A9. (doi: 10.1051/0004-6361/201731050)

Kuhar, M., Krucker, S., Glesener, L., Hannah, I. G. , Grefenstette, B. W., Smith, D. M., Hudson, H. S. and White, S. M. (2018) NuSTAR detection of X-ray heating events in the quiet Sun. Astrophysical Journal Letters, 856(2), L32. (doi: 10.3847/2041-8213/aab889)

2017

Glesener, L. et al. (2017) High-Energy Aspects of Small-Scale Energy Release at the Sun. AGU Fall Meeting, New Orleans, LA, USA, 11-15 Dec 2017.

Marsh, A. J. et al. (2017) First NuSTAR limits on quiet sun hard X-ray transient events. Astrophysical Journal, 849(2), 131. (doi: 10.3847/1538-4357/aa9122)

Simões, P. J.A. , Kerr, G. S., Fletcher, L. , Hudson, H. S. , Giménez de Castro, C. G. and Penn, M. (2017) Formation of the thermal infrared continuum in solar flares. Astronomy and Astrophysics, 605, A125. (doi: 10.1051/0004-6361/201730856)

Glesener, L., Krucker, S., Hannah, I. G. , Hudson, H. , Grefenstette, B. W., White, S. M., Smith, D. M. and Marsh, A. J. (2017) NuSTAR hard X-ray observation of a sub-A class solar flare. Astrophysical Journal, 845(2), 122. (doi: 10.3847/1538-4357/aa80e9)

Wright, P. J. , Hannah, I. G. , Grefenstette, B. W., Glesener, L., Krucker, S., Hudson, H. S. , Smith, D. M., Marsh, A. J., White, S. M. and Kuhar, M. (2017) Microflare heating of a solar active region observed with NuSTAR, Hinode/XRT, and SDO/AIA. Astrophysical Journal, 844(2), 132. (doi: 10.3847/1538-4357/aa7a59)

Battaglia, M., Hudson, H. S. , Hurford, G. J., Krucker, S. and Schwartz, R. A. (2017) The solar x-ray limb. Astrophysical Journal, 843(2), 123. (doi: 10.3847/1538-4357/aa76da)

Shimojo, M. et al. (2017) Observing the sun with the Atacama Large Millimeter/submillimeter Array (ALMA): high-resolution interferometric imaging. Solar Physics, 292(7), 87. (doi: 10.1007/s11207-017-1095-2)

White, S. M. et al. (2017) Observing the sun with the Atacama Large Millimeter/submillimeter Array (ALMA): fast-scan single-dish mapping. Solar Physics, 292(7), 88. (doi: 10.1007/s11207-017-1123-2)

Shimojo, M., Hudson, H. S. , White, S. M., Bastian, T. S. and Iwai, K. (2017) The first ALMA observation of a solar plasmoid ejection from an X-ray bright point. Astrophysical Journal Letters, 841(1), L5. (doi: 10.3847/2041-8213/aa70e3)

Kuhar, M. et al. (2017) Evidence of significant energy input in the late phase of a solar flare from NuSTAR x-ray observations. Astrophysical Journal, 835(1), 6. (doi: 10.3847/1538-4357/835/1/6)

Christe, S. et al. (2017) Exploring impulsive solar magnetic energy release and particle acceleration with focused hard X-ray imaging spectroscopy. Technical Report. Next Generation Solar Physics Mission. (doi: 10.48550/arXiv.1701.00792).

2016

Liu, C., Xu, Y., Cao, W., Deng, N., Lee, J., Hudson, H. S. , Gary, D. E., Wang, J., Jing, J. and Wang, H. (2016) Flare differentially rotates sunspot on Sun's surface. Nature Communications, 7, 13104. (doi: 10.1038/ncomms13104) (PMID:27721463) (PMCID:PMC5062561)

Harra, L. K. et al. (2016) The characteristics of solar x-class flares and CMEs: a paradigm for stellar superflares and eruptions? Solar Physics, 291(6), pp. 1761-1782. (doi: 10.1007/s11207-016-0923-0)

Grefenstette, B. W. et al. (2016) The first focused hard X-ray images of the Sun with NuSTAR. Astrophysical Journal, 826(1), 20. (doi: 10.3847/0004-637X/826/1/20)

Wedemeyer, S. et al. (2016) Solar science with the Atacama Large Millimeter/Submillimeter Array—a new view of our sun. Space Science Reviews, 200(1), pp. 1-73. (doi: 10.1007/s11214-015-0229-9)

Wedemeyer, S. et al. (2016) ALMA observations of the sun in cycle 4 and beyond. Technical Report. Solar Simulations for the Atacama Large Millimeter Observatory Network (SSALMON).

2015

Wedemeyer, S. et al. (2015) SSALMON: The Solar Simulations for the Atacama Large Millimeter Observatory Network. Advances in Space Research, 56(12), pp. 2679-2692. (doi: 10.1016/j.asr.2015.05.027)

Simoes, P. J.A. , Hudson, H. S. and Fletcher, L. (2015) Soft X-ray pulsations in solar flares. Solar Physics, 290(12), pp. 3625-3639. (doi: 10.1007/s11207-015-0691-2)

2014

Milligan, R. O., Kerr, G. S.,, Dennis, B. R., Hudson, H. S. , Fletcher, L. , Allred, J. C., Chamberlin, P. C., Ireland, J., Mathioudakis, M. and Keenan, F. P. (2014) The radiated energy budget of chromospheric plasma in a major solar flare deduced from multi-wavelength observations. Astrophysical Journal, 793(2), p. 70. (doi: 10.1088/0004-637X/793/2/70)

Saint-Hilaire, P., Schou, J., Martínez Oliveros, J.-C., Hudson, H. S. , Krucker, S., Bain, H. and Couvidat, S. (2014) Observations of linear polarization in a solar coronal loop prominence system observed near 6173 Å. Astrophysical Journal Letters, 786(2), L19. (doi: 10.1088/2041-8205/786/2/L19)

Hudson, H. , Fletcher, L. and McTiernan, J. (2014) Cycle 23 variation in solar flare productivity. Solar Physics, 289(4), pp. 1341-1347. (doi: 10.1007/s11207-013-0384-7)

Martínez Oliveros, J.C., Lindsey, C., Hudson, H.S. and Buitrago Casas, J.C. (2014) Transient artifacts in a flare observed by the helioseismic and magnetic imager on the solar dynamics observatory. Solar Physics, 289(3), pp. 809-819. (doi: 10.1007/s11207-013-0358-9)

Martínez Oliveros, J.-C., Krucker, S., Hudson, H. S. , Saint-Hilaire, P., Bain, H., Lindsey, C., Bogart, R., Couvidat, S., Scherrer, P. and Schou, J. (2014) Chromospheric and coronal observations of solar flares with the helioseismic and magnetic imager. Astrophysical Journal Letters, 780(2), L28. (doi: 10.1088/2041-8205/780/2/L28)

2013

Labrosse, N. , Hudson, H. and Kazachenko, M. (2013) Prominences in SDO/EVE spectra: contributions from large solar structures. Proceedings of the International Astronomical Union, 8(S300), pp. 439-440. (doi: 10.1017/S1743921313011459)

Fletcher, L. , Hannah, I.G. , Hudson, H.S. and Innes, D.E. (2013) Flare ribbon energetics in the early phase of an SDO flare. Astrophysical Journal, 771(2), pp. 1-3. (doi: 10.1088/0004-637X/771/2/104)

Hudson, H.S. , MacKinnon, A.L. and Badnell, N.R. (2013) Remote sensing of low-energy SEPs via charge exchange. In: Thirteenth International Solar Wind Conference, Big Island, HI, USA, 17–22 June 2012, pp. 19-21. (doi: 10.1063/1.4810979)

2012

Hudson, H.S. , Fletcher, L. , MacKinnon, A.L. and Woods, T.N. (2012) Charge-exchange limits on low-energy α-particle fluxes in solar flares. Astrophysical Journal, 752(2), p. 84. (doi: 10.1088/0004-637X/752/2/84)

2011

Krucker, S., Hudson, H.S. , Jeffrey, N.L.S. , Battaglia, M., Kontar, E.P. , Benz, A.O., Csillaghy, A. and Lin, R.P. (2011) High-resolution imaging of solar flare ribbons and its implication on the thick-target beam model. Astrophysical Journal, 739(2), p. 96. (doi: 10.1088/0004-637X/739/2/96)

Baylor, R.N., Cassak, P.A., Christe, S., Hannah, I.G. , Krucker, S., Mullan, D.J., Shay, M.A., Hudson, H.S. and Lin, R.P. (2011) Estimates of densities and filling factors from a cooling time analysis of solar microflares observed with RHESSI. Astrophysical Journal, 736(1), p. 75. (doi: 10.1088/0004-637X/736/1/75)

Svalgaard, L., Hannah, I.G. and Hudson, H.S. (2011) Flaring solar Hale sector boundaries. Astrophysical Journal, 733(1), p. 49. (doi: 10.1088/0004-637X/733/1/49)

Hudson, H. S. , Fletcher, L. , MacKinnon, A. and Woods, T. N. (2011) Non-Observation of the He II 304 A Charge-Exchange Continuum in Major Solar Flares. In: American Geophysical Union, Fall Meeting 2011, San Francisco, CA, USA, 5-9 Dec 2011,

2010

Hannah, I. , Hudson, H. , Hurford, G. and Lin, R.P. (2010) Constraining the hard X-ray properties of the quiet sun with new RHESSI observations. Astrophysical Journal, 724(1), pp. 487-492. (doi: 10.1088/0004-637X/724/1/487)

2008

Hannah, I.G. , Christe, S., Krucker, S., Hurford, G.J., Hudson, H.S. and Lin, R.P. (2008) RHESSI microflare statistics. II. X-ray imaging, spectroscopy, and energy distributions. Astrophysical Journal, 677(1), pp. 704-718. (doi: 10.1086/529012)

2007

Hannah, I.G. , Hurford, G.J., Hudson, H.S. , Lin, R.P. and van Bibber, K. (2007) First limits on the 3-200 keV x-ray spectrum of the quiet sun using RHESSI. Astrophysical Journal Letters, 659(1), L77-L80. (doi: 10.1086/516750)

Fletcher, L. , Hannah, I.G. , Hudson, H.S. and Metcalf, T.R. (2007) A TRACE white light and RHESSI hard X-ray study of flare energetics. Astrophysical Journal, 656(2), pp. 1187-1196. (doi: 10.1086/510446)

Hannah, I.G. , Hurford, G.J., Hudson, H.S. and Lin, R.P. (2007) A new method of observing weak extended x-ray sources with the Reuven Ramaty High-Energy Solar Spectroscopic Imager. Review of Scientific Instruments, 78(2), 024501. (doi: 10.1063/1.2437120)

2005

Hudson, H. , Fletcher, L. , Khan, J. I. and Kosugi, T. (2005) Overview of solar flares. In: Solar and Space Weather Radiophysics. Springer Netherlands, pp. 153-178. ISBN 9781402028137 (doi: 10.1007/1-4020-2814-8_8)

2004

Khan, J.I., Hudson, H.S. and Mouradian, Z. (2004) Soft X-ray analysis of a loop flare on the Sun. Astronomy and Astrophysics, 416(1), pp. 323-332. (doi: 10.1051/0004-6361:20034274)

1999

Aschwanden, M.J., Fletcher, L. , Sakao, T., Kosugi, T. and Hudson, H. (1999) Deconvolution of directly precipitating and trap-precipitating electrons in solar flare hard x-rays. III.Yohkoh hard x-ray telescope data analysis. Astrophysical Journal, 517(2), pp. 977-989. (doi: 10.1086/307230)

Aschwanden, M.J., Fletcher, L. , Sakao, T., Kosugi, T. and Hudson, H. (1999) Electron trapping and precipitation in asymmetric solar flare loops. In: International Astronomical Union; Highly energetic physical processes and mechanisms for emission from astrophysical plasmas, Bozeman, MT, USA, July 1999, pp. 375-376. ISBN 1583810382

This list was generated on Fri Nov 22 03:23:02 2024 GMT.

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