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Items where NERC Author is "Beggan, Ciaran"

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Beggan, C.D.; Clarke, E.; Lawrence, E.; Eaton, E.; Williamson, J.; Matsumoto, K.; Hayakawa, H.. 2024 Digitized continuous magnetic recordings for the August/September 1859 storms from London, UK. Space Weather, 22 (3), e2023SW003807. https://doi.org/10.1029/2023SW003807

Livermore, Phil; Brown, William; Beggan, Ciaran; Gubbins, David. 2024 Geomagnetic twin satellites MSS-1: progress and future plans. Astronomy & Geophysics, 65 (1). 1.33-1.37. https://doi.org/10.1093/astrogeo/atae009

Huebert, J. ORCID: https://orcid.org/0000-0003-0526-5609; Beggan, C.D.; Richardson, G.S.; Gomez-Perez, N.; Collins, A.; Thomson, A.W.P.. 2024 Validating a UK geomagnetically induced current model using differential magnetometer measurements. Space weather, 22 (2), e2023SW003769. https://doi.org/10.1029/2023SW003769

Patterson, Cameron J.; Wild, James A.; Beggan, Ciaran D.; Richardson, Gemma S.; Boteler, David H.. 2024 Modelling electrified railway signalling misoperations during extreme space weather events in the UK. Scientific Reports, 14 (1), 1583. https://doi.org/10.1038/s41598-024-51390-3

Hodnett, R.M.; Yeoman, T.K.; Beggan, C.D.; Wright, D.M.. 2024 Modeling and Observations of the Effects of the Alfvén Velocity Profile on the Ionospheric Alfvén Resonator. Journal of Geophysical Research: Space Physics, 129 (1), e2023JA032308. https://doi.org/10.1029/2023JA032308

Hodnett, R.M.; Yeoman, T.K.; Beggan, C.D.; Wright, D.M.. 2023 Climatology of the harmonic frequency separation of ionospheric Alfvén Resonances at Eskdalemuir Observatory, UK. Journal of Geophysical Research: Space Physics, 128 (6), e2023JA031541. https://doi.org/10.1029/2023JA031541

Chaudhry, S.; Chapman, S.C.; Gjerloev, J.; Beggan, C.D.. 2023 Global Dynamical Network of the Spatially Correlated Pc2 Wave Response for the 2015 St. Patrick's Day Storm. Journal of Geophysical Research: Space Physics, 128 (5), e2022JA031175. https://doi.org/10.1029/2022JA031175

Florczak, Ewelina; Beggan, Ciaran D.; Whaler, Kathryn A.. 2023 The predictive power of magnetospheric models for estimating ground magnetic field variation in the United Kingdom. Frontiers in Astronomy and Space Sciences, 10, 1095971. https://doi.org/10.3389/fspas.2023.1095971

Beggan, Ciaran D.; Eaton, Eliot; Maume, Eleanor; Clarke, Ellen; Williamson, John; Humphries, Thomas. 2023 Digitizing UK analogue magnetogram records from large geomagnetic storms of the past two centuries. Geoscience Data Journal, 10 (1). 73-86. https://doi.org/10.1002/gdj3.151

Iyer, Aranya; Benitez-Paez, Fernando; Brum-Bastos, Vanessa; Beggan, Ciaran D.; Demšar, Urška; Long, Jed A.. 2022 Spatial-temporal interpolation of satellite geomagnetic data to study long-distance animal migration. Ecological Informatics, 72, 101888. https://doi.org/10.1016/j.ecoinf.2022.101888

Madsen, Frederik Dahl; Beggan, Ciaran D.; Whaler, Kathryn A.. 2022 Forecasting changes of the magnetic field in the United Kingdom from L1 Lagrange solar wind measurements. Frontiers in Physics, 10. https://doi.org/10.3389/fphy.2022.1017781

Smith, A.W.; Forsyth, C.; Rae, I.J.; Garton, T.M.; Jackman, C.M.; Bakrania, M.; Shore, R.M. ORCID: https://orcid.org/0000-0002-8386-1425; Richardson, G.S.; Beggan, C.D.; Heyns, M.J.; Eastwood, J.P.; Thomson, A.W.P.; Johnson, J.M.. 2022 On the considerations of using near real time data for space weather hazard forecasting. Space Weather, 20 (7), e2022SW003098. 20, pp. https://doi.org/10.1029/2022SW003098

Beggan, Ciaran D.. 2022 Evidence‑based uncertainty estimates for the International Geomagnetic Reference Field. Earth, Planets and Space, 74, 17. https://doi.org/10.1186/s40623-022-01572-y

Margiono, Relly; Turbitt, Christopher W.; Beggan, Ciaran D.; Whaler, Kathryn A.. 2021 Production of definitive data from Indonesian geomagnetic observatories. Geoscientific Instrumentation, Methods and Data Systems, 10 (2). 169-182. https://doi.org/10.5194/gi-10-169-2021

Beggan, Ciaran D.; Richardson, Gemma S.; Baillie, Orsi; Huebert, Juliane; Thomson, Alan W.P.. 2021 Geoelectric field measurement, modelling and validation during geomagnetic storms in the UK [in special issue: Topical Issue - Geomagnetic Storms and Substorms: a Geomagnetically Induced Current perspective] Journal of space weather and space climate, 11, 37. https://doi.org/10.1051/swsc/2021022

Benitez-Paez, Fernando; Brum-Bastos, Vanessa da Silva; Beggan, Ciaran; Long, Jed A.; Demšar, Urška. 2021 Fusion of wildlife tracking and satellite geomagnetic data for the study of animal migration. Movement Ecology, 9 (1), 31. https://doi.org/10.1186/s40462-021-00268-4

Hammer, Magnus D. ORCID: https://orcid.org/0000-0003-0717-1526; Cox, Grace A. ORCID: https://orcid.org/0000-0002-5587-7083; Brown, William J. ORCID: https://orcid.org/0000-0001-9045-9787; Beggan, Ciaran D. ORCID: https://orcid.org/0000-0002-2298-0578; Finlay, Christopher C. ORCID: https://orcid.org/0000-0002-4592-2290. 2021 Geomagnetic Virtual Observatories: monitoring geomagnetic secular variation with the Swarm satellites. Earth, Planets and Space, 73 (54). https://doi.org/10.1186/s40623-021-01357-9

Williams, E.; Bozóki, T.; Sátori, G.; Price, C.; Steinbach, P.; Guha, A.; Liu, Y.; Beggan, C.D.; Neska, M.; Boldi, R.; Atkinson, M.. 2021 Evolution of global lightning in the transition from cold to warm phase preceding two super El Niño events. Journal of Geophysical Research: Atmospheres, 126 (3), e2020JD033526. https://doi.org/10.1029/2020JD033526

Beggan, Ciaran D.; Macmillan, Susan; Brown, William J.; Grindrod, Steve J.. 2021 Quantifying global and random uncertainties in high resolution global geomagnetic field models used for directional drilling. SPE Drilling and completion, 10, SPE-204038-PA. https://doi.org/10.2118/204038-PA

Brown, William J. ORCID: https://orcid.org/0000-0001-9045-9787; Beggan, Ciaran D. ORCID: https://orcid.org/0000-0002-2298-0578; Cox, Grace A. ORCID: https://orcid.org/0000-0002-5587-7083; Macmillan, Susan ORCID: https://orcid.org/0000-0001-6213-2672. 2021 The BGS candidate models for IGRF-13 with a retrospective analysis of IGRF-12 secular variation forecasts [in special issue: International Geomagnetic Reference Field - The Thirteenth Generation] Earth, Planets and Space, 73, 42. https://doi.org/10.1186/s40623-020-01301-3

Alken, P.; Thebault, E.; Beggan, C.D. ORCID: https://orcid.org/0000-0002-2298-0578; Aubert, J; Baerenzung, J; Brown, W.J. ORCID: https://orcid.org/0000-0001-9045-9787; Califf, S; Chulliat, A; Cox, G.A. ORCID: https://orcid.org/0000-0002-5587-7083; Finlay, C C; Fournier, A; Gillet, N; Hammer, M; Holschneider, M; Hulot, G; Korte, M; Lesur, V; Livermore, P W; Lowes, F J; Macmillan, S. ORCID: https://orcid.org/0000-0001-6213-2672; Nair, M; Olsen, N; Ropp, G; Rother, M; Schnepf, N R; Stolle, C; Toh, H; Vervelidou, F; Vigneron, P; Wardinski, I. 2021 Evaluation of candidate models for the 13th generation International Geomagnetic Reference Field [in special issue: The International Geomagnetic Reference Field - the thirteenth generation] Earth, Planets and Space, 73, 48. https://doi.org/10.1186/s40623-020-01281-4

Alken, P; Thébault, E; Beggan, C.D. ORCID: https://orcid.org/0000-0002-2298-0578; Amit, H; Aubert, J; Baerenzung, J; Bondar, T N; Brown, W.J. ORCID: https://orcid.org/0000-0001-9045-9787; Califf, S; Chambodut, A; Chulliat, A; Cox, G.A. ORCID: https://orcid.org/0000-0002-5587-7083; Finlay, C C; Fournier, A; Gillet, N; Grayver, A; Hammer, M D; Holschneider, M; Huder, L; Hulot, G; Jager, T; Kloss, C; Korte, M; Kuang, W; Kuvshinov, A; Langlais, B; Léger, J-M; Lesur, V; Livermore, P W; Lowes, F J; Macmillan, S. ORCID: https://orcid.org/0000-0001-6213-2672; Magnes, W; Mandea, M; Marsal, S; Matzka, W; Metman, M; Minami, T; Morschhauser, A; Mound, J E; Nair, M; Nakano, S; Olsen, N; Pavón-Carrasco, F J; Petrov, V G; Ropp, G; Rother, M; Sabaka, T J; Sanchez, S; Saturnino, D; Schnepf, N R; Shen, X; Stolle, C; Tangborn, A; Tøffner-Clausen, L; Toh, H; Torta, J M; Varner, J; Vervelidou, F; Vigneron, P; Wardinski, I; Wicht, J; Woods, A; Yang, Y; Zeren, Z; Zhou, B. 2021 International Geomagnetic Reference Field: the thirteenth generation [in special issue: International Geomagnetic Reference Field - the thirteenth generation] Earth, Planets and Space, 73, 49. https://doi.org/10.1186/s40623-020-01288-x

Marangio, Paolo; Christodoulou, Vyron; Filguera, Rosa; Rogers, Hannah F.; Beggan, Ciaran. 2020 Automatic detection of Ionospheric Alfvén Resonances in magnetic spectrograms using U-net. Computers and Geosciences, 145, 104598. https://doi.org/10.1016/j.cageo.2020.104598

Brown, Nick ORCID: https://orcid.org/0000-0003-2925-7275; Bainbridge, Brian; Beggan, Ciaran ORCID: https://orcid.org/0000-0002-2298-0578; Brown, William ORCID: https://orcid.org/0000-0001-9045-9787; Hamilton, Brian; Macmillan, Susan ORCID: https://orcid.org/0000-0001-6213-2672. 2020 Modelling the Earth's geomagnetic environment on Cray machines using PETSc and SLEPc. Concurrency and Computation: Practice and Experience, 32 (10), e5660. https://doi.org/10.1002/cpe.5660

Metman, Maurits C.; Beggan, Ciaran D.; Livermore, Philip W.; Mound, Jonathan E.. 2020 Forecasting yearly geomagnetic variation through sequential estimation of core flow and magnetic diffusion. Earth, Planets and Space, 72 (1), 149. https://doi.org/10.1186/s40623-020-01193-3

Divett, T.; MacManus, D.H.; Richardson, G.S.; Beggan, C.D.; Rodger, C.J.; Ingham, M.; Clarke, E.; Thomson, A.W.P.; Dalzell, M.; Obana, Y.. 2020 Geomagnetically induced current model validation from New Zealand's South Island. Space weather, 18 (8), e2020SW002494. https://doi.org/10.1029/2020SW002494

Huebert, J. ORCID: https://orcid.org/0000-0003-0526-5609; Beggan, C.D. ORCID: https://orcid.org/0000-0002-2298-0578; Richardson, G.S. ORCID: https://orcid.org/0000-0002-9504-4457; Martyn, T.; Thomson, A.W.P. ORCID: https://orcid.org/0000-0002-7677-5158. 2020 Differential Magnetometer Measurements of Geomagnetically Induced Currents in a Complex High Voltage Network. Space Weather, 18 (4), e2019SW002421. https://doi.org/10.1029/2019SW002421

Campanyà, J.; Gallagher, P.T.; Blake, S.P.; Gibbs, M.; Jackson, D.; Beggan, C.D.; Richardson, G.S.; Hogg, C.. 2019 Modeling geoelectric fields in Ireland and the UK for space weather applications. Space Weather, 17 (2). 216-237. https://doi.org/10.1029/2018SW001999

Oughton, Edward J.; Hapgood, Mike; Richardson, Gemma S.; Beggan, Ciaran D.; Thomson, Alan W.P.; Gibbs, Mark; Burnett, Catherine; Gaunt, C. Trevor; Trichas, Markos; Dada, Rabia; Horne, Richard B. ORCID: https://orcid.org/0000-0002-0412-6407. 2019 A risk assessment framework for the socio-economic impacts of electricity transmission infrastructure failure due to space weather: an application to the United Kingdom. Risk Analysis, 39 (5). 1022-1043. https://doi.org/10.1111/risa.13229

Metman, Maurits C.; Livermore, Philip W; Mound, Jonathan E.; Beggan, Ciaran D.. 2019 Modelling decadal secular variation with only magnetic diffusion. Geophysical Journal International, 219 (Supplement_1). S58-S82. https://doi.org/10.1093/gji/ggz089

Beggan, Ciaran D.; Musur, Malgorzata A.. 2019 Is the Madden–Julian Oscillation reliably detectable in Schumann Resonances? Journal of Atmospheric and Solar-Terrestrial Physics, 190. 108-116. https://doi.org/10.1016/j.jastp.2019.05.009

Beggan, Ciaran D.; Marple, Steve R.. 2018 Building a Raspberry Pi school magnetometer network in the UK. Geoscience Communications, 1. 25-34. https://doi.org/10.5194/gc-1-25-2018

Beggan, Ciaran; Wild, Jim; Gibbs, Mark. 2018 The ground effects of severe space weather. Astronomy and Geophysics, 59 (4). 4.36-4.39. https://doi.org/10.1093/astrogeo/aty194

Beggan, Ciaran D.; Whaler, Kathryn A.. 2018 Ensemble Kalman filter analysis of magnetic field models during the CHAMP-Swarm gap. Physics of the Earth and Planetary Interiors, 281. 103-110. https://doi.org/10.1016/j.pepi.2018.06.002

Beggan, Ciaran D.; Billingham, Laurence; Clarke, Ellen. 2018 Estimating external magnetic field differences at high geomagnetic latitudes from a single station. Geophysical Prospecting, 66 (6). 1227-1240. https://doi.org/10.1111/1365-2478.12641

Beggan, C.D.; Musur, M.. 2018 Observation of Ionospheric Alfven Resonances at 1--30 Hz and their superposition with the Schumann Resonances. Journal of Geophysical Research Space Physics, 123 (5). 4202-4214. https://doi.org/10.1029/2018JA025264

Divett, T.; Richardson, G.S.; Beggan, C.D.; Rodger, C.J.; Boteler, D.H.; Ingham, M.; Mac Manus, D.H.; Thomson, A.W.P.; Dalzell, M.. 2018 Transformer-level modeling of geomagnetically induced currents in New Zealand's South Island. Space Weather, 16 (6). 718-735. https://doi.org/10.1029/2018SW001814

Blake, Seán P.; Gallagher, Peter T.; Campanyà, Joan; Hogg, Colin; Beggan, Ciaran D.; Thomson, Alan W.P.; Richardson, Gemma S.; Bell, David. 2018 A detailed model of the Irish High Voltage Power Network for simulating GICs. Space Weather, 16 (11). 1770-1783. https://doi.org/10.1029/2018SW001926

Smith, A.R.A.; Beggan, C.D.; Macmillan, S.; Whaler, K.A.. 2017 Climatology of the Auroral Electrojets derived from the Along-Track Gradient of Magnetic Field Intensity measured by POGO, Magsat, CHAMP, and Swarm. Space Weather, 15 (10). 1257-1269. https://doi.org/10.1002/2017SW001675

Kelly, G.S.; Viljanen, A.; Beggan, C.D.; Thomson, A.W.P.. 2017 Understanding GIC in the UK and French high-voltage transmission systems during severe magnetic storms. Space Weather, 15 (1). 99-114. https://doi.org/10.1002/2016SW001469

Divett, T.; Ingham, M.; Beggan, C.D.; Richardson, G.S.; Rodger, C.J.; Thomson, A.W.P.; Dalzell, M.. 2017 Modeling geoelectric fields and geomagnetically induced currents around New Zealand to explore GIC in the South Island's electrical transmission network. Space Weather, 15 (10). 1396-1412. https://doi.org/10.1002/2017SW001697

Bailey, Rachel L.; Halbedl, Thomas S.; Schattauer, Ingrid; Römer, Alexander; Achleitner, Georg; Beggan, Ciaran D.; Wesztergom, Viktor; Egli, Ramon; Leonhardt, Roman. 2017 Modelling geomagnetically induced currents in midlatitude Central Europe using a thin-sheet approach. Annales Geophysicae, 35 (3). 751-761. https://doi.org/10.5194/angeo-35-751-2017

Barbosa, C.S.; Caraballo, R.; Alves, L.R.; Hartmann, G.A.; Beggan, C.D.; Viljanen, A.; Ngwira, C.M.; Papa, A.R.R.; Pirjola, R.J.. 2017 The Tsallis statistical distribution applied to geomagnetically induced currents. Space Weather, 15 (9). 1094-1101. https://doi.org/10.1002/2017SW001631

Shore, R.M. ORCID: https://orcid.org/0000-0002-8386-1425; Whaler, K.A.; Macmillan, S.; Beggan, C.; Velimsky, J.; Olsen, N.. 2016 Decadal period external magnetic field variations determined via eigenanalysis. Journal of Geophysical Research: Space Physics, 121 (6). 5172-5184. https://doi.org/10.1002/2015JA022066

Beggan, Ciaran D.; Marple, Steve R.. 2016 Space weather goes to schools. Astronomy & Geophysics, 57 (2). 24-26. https://doi.org/10.1093/astrogeo/atw072

Hamilton, Brian; Ridley, Victoria A.; Beggan, Ciaran D.; Macmillan, Susan. 2015 The BGS magnetic field candidate models for the 12th generation IGRF. Earth, Planets and Space, 67 (69). https://doi.org/10.1186/s40623-015-0227-x

Beggan, Ciaran D.. 2015 Sensitivity of geomagnetically induced currents to varying auroral electrojet and conductivity models. Earth, Planets and Space, 67 (24). 12, pp. https://doi.org/10.1186/s40623-014-0168-9

Whaler, K.A.; Beggan, C.D.. 2015 Derivation and use of core surface flows for forecasting secular variation. Journal of Geophysical Research: Solid Earth, 120 (3). 1400-1414. https://doi.org/10.1002/2014JB011697

Thébault, Erwan; Finlay, Christopher C.; Alken, Patrick; Beggan, Ciaran D.; Canet, Elisabeth; Chulliat, Arnaud; Langlais, Benoit; Lesur, Vincent; Lowes, Frank J.; Manoj, Chandrasekharan; Rother, Martin; Schachtschneider, Reyko. 2015 Evaluation of candidate geomagnetic field models for IGRF-12. Earth, Planets and Space, 67 (1). 23, pp. https://doi.org/10.1186/s40623-015-0273-4

Thébault, Erwan; Finlay, Christopher C; Beggan, Ciaran D.; Alken, Patrick; Aubert, Julien; Barrois, Olivier; Bertrand, Francois; Bondar, Tatiana; Boness, Axel; Brocco, Laura; Canet, Elisabeth; Chambodut, Aude; Chulliat, Arnaud; Coïsson, Pierdavide; Civet, François; Du, Aimin; Fournier, Alexandre; Fratter, Isabelle; Gillet, Nicolas; Hamilton, Brian; Hamoudi, Mohamed; Hulot, Gauthier; Jager, Thomas; Korte, Monika; Kuang, Weijia; Lalanne, Xavier; Langlais, Benoit; Léger, Jean-Michel; Lesur, Vincent; Lowes, Frank J; Macmillan, Susan; Mandea, Mioara; Manoj, Chandrasekharan; Maus, Stefan; Olsen, Nils; Petrov, Valeriy; Ridley, Victoria; Rother, Martin; Sabaka, Terence J; Saturnino, Diana; Schachtschneider, Reyko; Sirol, Olivier; Tangborn, Andrew; Thomson, Alan; Tøffner-Clausen, Lars; Vigneron, Pierre; Wardinski, Ingo; Zvereva, Tatiana. 2015 International Geomagnetic Reference Field: the 12th generation. Earth, Planets and Space, 67 (79). https://doi.org/10.1186/s40623-015-0228-9

Olsen, Nils; Hulot, Gauthier; Lesur, Vincent; Finlay, Christopher C.; Beggan, Ciaran; Chulliat, Arnaud; Sabaka, Terence J.; Floberghagen, Rune; Friis-Christensen, Eigil; Haagmans, Roger; Kotsiaros, Stavros; Lühr, Hermann; Tøffner-Clausen, Lars; Vigneron, Pierre. 2015 The Swarm Initial Field Model for the 2014 geomagnetic field. Geophysical Research Letters, 42 (4). 1092-1098. https://doi.org/10.1002/2014GL062659

Beggan, C.D.. 2014 Automatic detection of ionospheric Alfvén resonances using signal and image processing techniques. Annales Geophysicae, 32 (8). 951-958. https://doi.org/10.5194/angeo-32-951-2014

Beggan, Ciaran; Macmillan, Susan; Clarke, Ellen; Hamilton, Brian. 2014 Improving models of the Earth’s magnetic field for directional drilling applications. First Break, 32 (3). 53-60.

Beggan, Ciaran D.; Macmillan, Susan; Hamilton, Brian; Thomson, Alan W.P.. 2013 Independent validation of Swarm Level2 magnetic field products and 'Quick Look' for Level 1b data [in special issue: Swarm Science Data Processing and Products—the Swarm Satellite Constellation Application and Research Facility, SCARF] Earth, Planets, Space, 65 (11). 1345-1353. https://doi.org/10.5047/eps.2013.08.004

Olsen, N.; Friis-Christensen, E.; Floberghagen, R.; Alken, P.; Beggan, Ciaran D.; Chulliat, A.; Doornbos, E.; da Encarnação, J. T.; Hamilton, Brian; Hulot, G.; von den IJssel, J.; Kushinov, A.; Lesur, V.; Lühr, H.; Macmillan, Susan; Maus, S.; Noja, M.; Olsen, P. E. H.; Park, J.; Plank, G.; Püthe, C.; Rauberg, J.; Ritter, P.; Rother, M.; Sabaka, T.; Schachtschneider, R.; Sirol, O.; Stolle, C.; Thébault, E.; Thomson, Alan W.P.; Tøffner-Clausen, L.; Velímský, J; Vigneron, P.; Visser, P. N.. 2013 The Swarm Satellite Constellation Application and Research Facility (SCARF) and Swarm data products [in special issue: Swarm Science Data Processing and Products—the Swarm Satellite Constellation Application and Research Facility, SCARF] Earth, Planets and Space, 65 (11). 1189-1200. https://doi.org/10.5047/eps.2013.07.00

Beggan, Ciaran; Thomson, Alan; Kelly, Gemma. 2013 Current crisis. Innovation International. 25-27.

Shore, R.M.; Whaler, K.A.; Macmillan, S.; Beggan, C.; Olsen, N.; Spain, T.; Aruliah, A.. 2013 Ionospheric midlatitude electric current density inferred from multiple magnetic satellites. Journal of Geophysical Research: Space Physics, 118 (9). 5813-5829. https://doi.org/10.1002/jgra.50491

Beggan, Ciaran; Beamish, David; Richards, Andrew; Kelly, Gemma; Thomson, Alan. 2013 Prediction of Extreme Geomagnetically Induced Currents in the UK high-voltage network. Space Weather, 11, SWE20065. 1-13. https://doi.org/10.1002/swe.20065

Beggan, Ciaran D.; Saarimaki, Jarno; Whaler, Kathryn A.; Simons, Frederik J.. 2013 Spectral and spatial decomposition of lithospheric magnetic field models using spherical Slepian functions. Geophysical Journal International, 193 (1). 136-148. https://doi.org/10.1093/gji/ggs122

Hamilton, Christopher W.; Beggan, Ciaran D.; Still, Susanne; Beuthe, Michael; Lopes, Rosaly M.C.; Williams, David A.; Radebaugh, Jani; Wright, William. 2013 Spatial distribution of volcanoes on Io: implications for tidal heating and magma ascent. Earth & Planetary Science Letters, 361. 272-286. https://doi.org/10.1016/j.epsl.2012.10.032

Pulkkinen, A.; Bernabeu, E.; Eichner, J.; Beggan, C.; Thomson, A.W.P.. 2012 Generation of 100-year geomagnetically induced current scenarios. Space Weather, 10 (4), S04003. https://doi.org/10.1029/2011SW000750

Finlay, C.C.; Maus, S.; Beggan, C.D.; Hamoudi, M.; Lowes, F.J.; Olsen, N.; Thébault, E.. 2010 Evaluation of candidate geomagnetic field models for IGRF-11. Earth Planets Space, 62 (10). 787-804. https://doi.org/10.5047/eps.2010.11.005

Beggan, Ciaran; Whaler, Kathy. 2010 Forecasting secular variation using core flows. Earth Planets Space, 62 (10). 821-828. https://doi.org/10.5047/eps.2010.07.004

Finlay, C.C.; Maus, S.; Beggan, C.D.; Bondar, T.N.; Chambodut, A.; Chernova, T.A.; Chuillat, A.; Golovkov, V.P.; Hamilton, B.; Hamoudi, M.; Holme, R.; Hulot, G.; Kuang, W.; Langlais, B.; Lesur, V.; Lowes, F.J.; Lühr, H.; Macmillan, S.; Mandea, M.; McLean, S.; Manoj, C.; Menvielle, M.; Michaelis, I.; Olsen, N.; Rauberg, J.; Rother, M.; Sabaka, T.J.; Tangborn, A.; Tøffner-Clausen, L.; Thébault, E.; Thomson, A.W.P.; Wardinksi, I.; Wei, Z.; Zvereva, T.I.. 2010 International Geomagnetic Reference Field: the eleventh generation. Geophysical Journal International, 183 (3). 1216-1230. https://doi.org/10.1111/j.1365-246X.2010.04804.x

McLay, S.A.; Beggan, C.D. 2010 Interpolation of externally-caused magnetic fields over large sparse arrays using Spherical Elementary Current Systems. Annales Geophysicae, 28. 1795-1805. https://doi.org/10.5194/angeo-28-1795-2010

Beggan, C.D.; Whaler, K.A.. 2009 Forecasting change of the magnetic field using core surface flows and ensemble Kalman filtering. Geophysical Research Letters, 36 (18), L18303. https://doi.org/10.1029/2009GL039927

Publication - Conference Item

Beggan, C.D.; Reay, S.; Baillie, O.; Huebert, J.; Lyon, R.; Martyn, T.; Parrianen, J.. 2022 Closing the gap: reducing inter-observatory distance to <300 km across the UK and Ireland. [Poster] In: European Space Weather Week, Zagreb, Croatia, 24-28 Oct 2022. (Unpublished)

Brown, William ORCID: https://orcid.org/0000-0001-9045-9787; Beggan, Ciaran ORCID: https://orcid.org/0000-0002-2298-0578; Gomez Perez, Natalia ORCID: https://orcid.org/0000-0001-7751-2686; Hammer, Magnus ORCID: https://orcid.org/0000-0003-0717-1526; Finlay, Chris ORCID: https://orcid.org/0000-0002-4592-2290; Hulot, Gauthier ORCID: https://orcid.org/0000-0001-8011-3096. 2022 Geomagnetic Virtual Observatories for investigating sub-annual core field variation. [Poster] In: Living Planet Symposium 2022 : taking the pulse of our planet from space : European Space Agency, Bonn, Germany, 23-27 May 2022. (Unpublished)

Florczak, Ewelina; Beggan, Ciaran; Whaler, Kathy. 2021 Investigating the Predictive Power of Magnetohydrodynamic Models for Geomagnetically Induced Currents in the UK. [Poster] In: European Space Weather Week 2021, Glasgow, UK, 25-29 Oct 21. (Unpublished)

Brown, William ORCID: https://orcid.org/0000-0001-9045-9787; Beggan, Ciaran ORCID: https://orcid.org/0000-0002-2298-0578; Hammer, Magnus ORCID: https://orcid.org/0000-0003-0717-1526; Finlay, Chris ORCID: https://orcid.org/0000-0002-4592-2290; Cox, Grace. 2021 Isolating core field signals in Geomagnetic Virtual Observatory time series using Principle Component Analysis. [Speech] In: IAGA-IASPEI Joint Scientific Assembly 2021, Online, 21-27 Aug 2021. (Unpublished)

Brown, William ORCID: https://orcid.org/0000-0001-9045-9787; Beggan, Ciaran ORCID: https://orcid.org/0000-0002-2298-0578; Hammer, Magnus ORCID: https://orcid.org/0000-0003-0717-1526; Finlay, Chris ORCID: https://orcid.org/0000-0002-4592-2290; Cox, Grace ORCID: https://orcid.org/0000-0002-5587-7083. 2021 Isolating internal secular variation in Geomagnetic Virtual Observatory time series using Principle Component Analysis. [Other] In: EGU General Assembly 2021, Online, 19-30 April 2021.

Cox, Grace ORCID: https://orcid.org/0000-0002-5587-7083; Brown, William ORCID: https://orcid.org/0000-0001-9045-9787; Beggan, Ciaran ORCID: https://orcid.org/0000-0002-2298-0578; Hammer, Magnus ORCID: https://orcid.org/0000-0003-0717-1526; Finlay, Chris ORCID: https://orcid.org/0000-0002-4592-2290. 2020 Denoising Swarm Geomagnetic Virtual Observatories using principal component analysis. [Lecture] In: EGU General Assembly 2020, Vienna (online), 4–8 May 2020. European Geosciences Union. (Unpublished)

Hammer, Magnus ORCID: https://orcid.org/0000-0003-0717-1526; Finlay, Christopher ORCID: https://orcid.org/0000-0002-4592-2290; Beggan, Ciaran ORCID: https://orcid.org/0000-0002-2298-0578; Brown, William ORCID: https://orcid.org/0000-0001-9045-9787; Cox, Grace ORCID: https://orcid.org/0000-0002-5587-7083. 2020 Geomagnetic Virtual Observatories: Global monitoring of geomagnetic secular variation with Swarm data. [Lecture] In: EGU General Assembly 2020, Vienna (online), 4–8 May 2020. European Geosciences Union. (Unpublished)

Brown, William ORCID: https://orcid.org/0000-0001-9045-9787; Beggan, Ciaran ORCID: https://orcid.org/0000-0002-2298-0578; Cox, Grace ORCID: https://orcid.org/0000-0002-5587-7083; Macmillan, Susan ORCID: https://orcid.org/0000-0001-6213-2672. 2020 The new WMM2020 and IGRF-13 models, and a retrospective analysis of IGRF secular variation. [Poster] In: EGU General Assembly 2020, Vienna (online), 4–8 May 2020. European Geosciences Union. (Unpublished)

Brown, William ORCID: https://orcid.org/0000-0001-9045-9787; Beggan, Ciaran ORCID: https://orcid.org/0000-0002-2298-0578; Macmillan, Susan ORCID: https://orcid.org/0000-0001-6213-2672. 2019 Analysis of Errors in Simple Geomagnetic Field Model Predictions. [Poster] In: IUGG 27th General Assembly, Montreal, 7-17th July 2019. British Geological Survey. (Unpublished)

Beggan, Ciaran; Musar, Malgorzata A.. 2019 Is the Madden–Julian Oscillation reliably detectable in Schumann Resonances? [Poster] In: 27th IUGG Assembly, Montreal, Canada, 8-18 July 2019. British Geological Survey. (Unpublished)

Beggan, Ciaran; Marple, Steve. 2019 Building a Raspberry Pi magnetometer network for schools in the UK. [Poster] In: National Astronomy Meeting 2019, Lancaster, UK, 02 July 2019. (Unpublished)

Huebert, J.; Beggan, C.D.; Richardson, G.S.; Martyn, T.P.; Thomson, A.W.P.. 2019 Differential magnetometer measurements in the UK high-voltage power grid. [Poster] In: National Astronomy Meeting 2019, Lancaster, UK, 1st - 5th July 2019. (Unpublished)

Beggan, Ciaran. 2019 From Raspberries to Aurora : Sensing the Northern Lights (Aurora Borealis) with a Raspberry Pi magnetometer. [Lecture] In: Royal Astronomical Society Ordinary Meeting, London, 12-Apr-2019. (Unpublished)

Macmillan, Susan; Beggan, Ciaran; Brown, William; Hamilton, Brian; Chulliat, Arnaud; Alken, Patrick; Nair, Manoj; Woods, Adam. 2019 Recent secular variation and an update to the World Magnetic Model. [Speech] In: Magnetic Interactions 2019, University of Liverpool, 03/01/2019 to 04/01/2019. (Unpublished)

Beggan, Ciaran; Divett, Tim. 2019 Measuring and modelling the geoelectric field using a thin sheet approach. [Lecture] In: IUGG 27th General Assembly, Montreal, 7-17th July 2019. British Geological Survey. (Unpublished)

Beggan, Ciaran. 2018 Geophysical signals in the 3-50 Hz ELF band. [Poster] In: Strathclyde Innovation Symposium on Optically Pumped Magnetometers, Ross Priory, Scotland, 25-26 Sept 2018. British Geological Survey. (Unpublished)

Beggan, Ciaran; Musur, Malgorzata. 2018 Observations of the interaction between Schumann and Ionospheric Alfvén Resonances. [Poster] In: EGU General Assembly 2018, Vienna, Austria, 8-13 April 2018. British Geological Survey. (Unpublished)

Beggan, Ciaran; Richardson, Gemma; Thomson, Alan. 2018 Validation of GIC in the GB High Voltage Network. [Lecture] In: EGU General Assembly 2018, Vienna, Austria, 8-13 April 2018. British Geological Survey. (Unpublished)

Beggan, Ciaran; Hamilton, Brian; Macmillan, Susan; Brown, William; Thomson, Alan. 2018 Analysis of the BGS Swarm magnetospheric models and ground observatory products. [Poster] In: EGU General Assembly 2018, Vienna, Austria, 8-13 April 2018. British Geological Survey. (Unpublished)

Richardson, Gemma; Beggan, Ciaran; Thomson, Alan. 2017 Recent advances and validation of GIC modelling in the UK. [Speech] In: 14th European Space Weather Week, Oostende, Belgium, 27 Nov - 1 Dec 2017. (Unpublished)

Baillie, Orsi; Whaler, Kathy; Beggan, Ciaran. 2017 An investigation into Geoelectric tides at three sites in the UK. [Poster] In: European Space Weather Week 14, Oostende, Belguim, 27th November - 1st Dec 2017. (Unpublished)

Beggan, Ciaran. 2017 Real-time geomagnetic data from a Raspberry Pi magnetometer network in the UK. [Lecture] In: IAGA 13th Scientific Assembly, Cape Town, Cape Town, South Africa, 27 Aug - 1 Sept 2017. British Geological Survey. (Unpublished)

Beggan, Ciaran. 2017 Estimating GIC from a single observatory at high and mid latitudes. [Lecture] In: IAGA 13th Scientific Assembly, Cape Town, Cape Town, South Africa, 27 Aug - 1 Sept 2017. British Geological Survey. (Unpublished)

Brown, William; Beggan, Ciaran; Macmillan, Susan. 2017 Statistical forecasting techniques applied to observatory data for core field modelling. [Poster] In: Good Hope for Earth Sciences Joint IAPSO-IAMAS-IAGA Assembly, Cape Town, South Africa, 27 Aug 2017 - 1 Sept 2017. British Geological Survey. (Unpublished)

Whaler, Kathy; Beggan, Ciaran. 2017 Using Ensemble KalmanFiltering to improve magnetic field models during vector satellite data ‘gaps’? [Poster] In: IAGA 13th Scientific Assembly, Cape Town, Cape Town, South Africa, 27 Aug - 1 Sept 2017. (Unpublished)

Beggan, Ciaran; Brown, Will; Hulot, Gauthier; Coisson, Pierdavide; Deram, Pierre. 2017 Magnetic Schumann Resonances in Swarm ASM Burst Mode, VFM HF and e-POP Data? [Poster] In: Swarm 4th Science Meeting, Banff, Canada, 20-24 March 2017. British Geological Survey. (Unpublished)

Brown, W.; Hamilton, B.; Macmillan, S.; Beggan, C.; Thomson, A.. 2017 Recent BGS activities for the Swarm DISC. [Poster] In: Fourth Swarm Science Meeting, Banff, Alberta, Canada, 20-24 Mar 2017. (Unpublished)

Brown, William; Beggan, Ciaran; Macmillan, Susan. 2017 Rapid geomagnetic secular variation during the Swarm era and its impact on global field models. [Poster] In: TSG-VMSG-BGA Joint Assembly 2017, Liverpool, UK, 4-6 Jan 2017. British Geological Survey. (Unpublished)

Brown, William; Beggan, Ciaran; Macmillan, Susan. 2016 Geomagnetic jerks in the Swarm Era. In: ESA Living Planet Symposium, Prague, Czech Republic, 9-13 May 2016. Spacebooks Online.

Hamilton, Brian; Beggan, Ciaran; Macmillan, Susan; Brown, William; Thomson, Alan. 2016 Concerning BGS activities for the Swarm Data, Innovation, and Science Cluster. [Poster] In: ESA Living Planet Symposium, Prague, Czech Republic, 9-13 May 2016. British Geological Survey. (Unpublished)

Brown, William; Beggan, Ciaran; Macmillan, Susan. 2016 Geomagnetic jerks in the Swarm Era. [Poster] In: ESA Living Planet Symposium, Prague, 9-13 May 2016. British Geological Survey. (Unpublished)

Smith, Ashley; Whaler, Kathy; Beggan, Ciaran; Macmillan, Susan. 2016 Investigating the location and strength of the auroral electrojets using Swarm. [Poster] In: ESA Living Planet Symposium, Prague, Czech Republic, 9-13 May 2016. (Unpublished)

Beggan, Ciaran; Brown, William. 2016 Use of Swarm gradient field data to improve lithospheric field models. [Poster] In: ESA Living Planet Symposium, Prague, Czech Republic, 9-13 May 2016. British Geological Survey. (Unpublished)

Kelly, Gemma; Beggan, Ciaran; Swan, Tony; Thomson, Alan. 2015 Behaviour of the UK geo-electric field during the March 2015 geomagnetic storm. [Speech] In: National Astronomy Meeting 2015, Llandudno, UK, 5-9 July 2015. (Unpublished)

Blake, Sean; Gallagher, Peter; McCauley, Joe; Jones, Alan; Hogg, Colin; Beggan, Ciaran; Thomson, Alan; Kelly, Gemma; Bell, David. 2015 Geomagnetic conditions in Ireland During the St. Patrick's Day 2015 Storm. [Poster] In: National Astronomy Meeting, Llandudno, UK, 5th-9th July 2015. British Geological Survey. (Unpublished)

Beggan, Ciaran D.; Harris, Ted; Swan, Anthony; Marple, Steve; Honary, Farideh. 2015 Developing a Raspberry Pi magnetometer for schools in the UK. [Poster] In: IUGG 26th General Assembly, Prague, Czech Republic, 22 June - 2 July 2015. British Geological Survey. (Unpublished)

Beggan, Ciaran; Whaler, Kathy. 2015 Forecasting secular variation using accelerated core surface flows. [Lecture] In: IUGG 26th General Assembly, Prague, Czech Republic, 22 June - 2 July 2015. (Unpublished)

Beggan, Ciaran D.; Hamilton, Brian; Taylor, Victoria; Macmillan, Susan; Thomson, Alan. 2015 The International Geomagnetic Reference Field (IGRF) generation 12: BGS candidates and final models. [Poster] In: Magnetic Interactions 2015, Leeds, UK, 7-8 Jan 2015. British Geological Survey. (Unpublished)

Kelly, Gemma; Viljanen, Ari; Beggan, Ciaran; Thomson, Alan. 2015 GIC at mid-latitudes under extreme Dst scenarios. [Speech] In: European Space Weather Week 12, Oostende, Belgium, 23-27 Nov 2015. (Unpublished)

Beggan, Ciaran D.. 2014 Forecasting secular variation from CHAMP to Swarm. [Poster] In: ESA 3rd Swarm Science Meeting, Copenhagen, Denmark, 19-20 June 2014. (Unpublished)

Beggan, Ciaran D.. 2014 An automatic method for detection and classification of Ionospheric Alfvén Resonances using signal and image processing techniques. [Poster] In: EGU General Assembly 2014, Vienna, Austria, 28 Apr - 2 May 2014. European Geosciences Union. (Unpublished)

Beggan, Ciaran D.; Kelly, Gemma S.. 2014 Automatic detection of ionospheric Alfvén Resonances using signal and image processing techniques. [Poster] In: Hot Spring MIST, Bath, UK, 23-25 April 2014. (Unpublished)

Clarke, Ellen; Kelly, Gemma; Beggan, Ciaran. 2014 Recent BGS activities: digitising and modelling with historical data and telluric measurements and analysis. [Lecture] In: SEREN workshop on geomagnetically induced currents, Edinburgh, UK, 5-6 March 2014. (Unpublished)

Beggan, Ciaran D.. 2014 Spectral analysis of regional main field and secular variation in CHAOS-4 using spherical Slepian functions. [Poster] In: RAS Specialist Meeting on Geomagnetic field dynamics and structure on timescales from minutes to decades, London, UK, 10 Jan 2014. (Unpublished)

Kelly, Gemma; Shanahan, Tom; Beggan, Ciaran; Thomson, Alan. 2013 Verifying GIC nowcast models with geo-electric field measurements. [Speech] In: European Space Weather Week 10, Antwerp, Belgium, 18-22 Nov 2013. (Unpublished)

Beggan, Ciaran D.; Boonma, Kittiphon; Kelly, Gemma; Thomson, Alan. 2013 Investigation of Pc1 pulsations using high frequency induction coils magnetometers. [Poster] In: European Space Weather Week 10, Antwerp, Belgium, 18-22 November 2013. (Unpublished)

Olsen, Nils; Alken, Patrick; Beggan, Ciaran; Chulliat, Arnaud; Doornbos, Eelco; Encarnacao, Joao; Floberghagen, Rune; Friis-Christensen, Eigil; Hamilton, Brian; Hulot, Gauthier; van den IJssel, Jose; Kuvshinov, Alexei; Lesur, Vincent; Luhr, Hermann; Macmillan, Susan; Maus, Stefan; Olsen, Poul Erik H; Park, Jaeheung; Plank, Gernot; Püthe, Christoph; Ritter, Patricia; Rother, Martin; Sabaka, Terence J; Stolle, Claudia; Thebault, Erwan; Thomson, Alan; Tøffner-Clausen, Lars; Velimsky, Jakub; Visser, Pieter. 2013 SCARF - The Swarm Satellite Constellation Application and Research Facility. [Poster] In: European Space Agency Living Planet Symposium 2013, Edinburgh, UK, 9-13 Sept 2013. (Unpublished)

Shore, Rob ORCID: https://orcid.org/0000-0002-8386-1425; Whaler, Kathy; Macmillan, Susan; Beggan, Ciaran; Olsen, Nils. 2013 A Decadal-Scale Eigen-Analysis of terrestrial magnetic data. [Poster] In: IAGA 12th Scientific Assembly, Merida, Mexico, 25-31 August 2013. (Unpublished)

Shore, Robert ORCID: https://orcid.org/0000-0002-8386-1425; Whaler, Kathy; Macmillan, Susan; Beggan, Ciaran; Olsen, Nils; Spain, Tim; Aruliah, Anasuya. 2013 Ionospheric midlatitude electric current density inferred from multiple magnetic satellites. [Poster] In: IAGA 12th Scientific Assembly, Merida, Mexico, 25-31 August 2013. (Unpublished)

Beggan, Ciaran; Whaler, Kathy. 2013 Application of spherical Slepian functions to aeromagnetic data and in crustal field modelling. [Poster] In: Aeromagnetic Interpretation; RAS Special Meeting, London, Piccadilly, London, 31 July 2013. British Geological Survey. (Unpublished)

Kelly, Gemma; Shanahan, Tom; Beggan, Ciaran; Swan, Anthony; Thomson, Alan. 2013 Early results from the UK Geo-Electric Field Monitoring Project. [Poster] In: The National Astronomy Meeting of the Royal Astronomical Society, St. Andrews, Scotland, 1-5 July 2013. (Unpublished)

Beggan, Ciaran; Allmark, Claire; Swan, Anthony; Flower, Simon; Thomson, Alan. 2013 Investigation of global lightning and the ionosphere using high frequency induction coils. [Poster] In: IAGA 12th Scientific Assembly, Merida, Mexico, 25-31 August 2013. (Unpublished)

Beggan, Ciaran; Allmark, Claire; Swan, Anthony; Flower, Simon; Thomson, Alan. 2013 Investigation of global lightning using Schumann resonances measured by high frequency induction coil magnetometers in the UK. [Poster] In: The National Astronomy Meeting of the Royal Astronomical Society, St. Andrews, Scotland, 1-5 July 2013. (Unpublished)

Beggan, Ciaran; Kelly, Gemma; Beamish, David; Thomson, Alan. 2013 Prediction of Extreme Geomagnetically Induced Currents in the UK high-voltage network. [Invited Paper] In: IET Extreme Electromagnetism, London, UK, 14 January 2013. (Unpublished)

Beggan, Ciaran D.; Thomson, Alan. 2013 Investigation of global lightning using Schumann resonances measured by high frequency induction coil magnetometers in the UK. [Poster] In: Royal Astronomical Society Specialist Meeting on Atmospheric and Space Science, London, UK, 11 Jan 2013. (Unpublished)

Thomson, Alan; Beggan, Ciaran; Kelly, Gemma. 2012 Ground-based magnetometer arrays and geomagnetically induced currents in power grids: science and operations. [Invited Paper] In: AGU Fall Meeting 2012, San Francisco, USA, 3-7 Dec 2012. American Geophysical Union. (Unpublished)

Beggan, Ciaran. 2012 Computation of GIC in the UK power grid. [Speech] In: Royal Observatory Belgium, Belgium, 7 Dec 2012. (Unpublished)

Beggan, C.D.; McLay, S.A.. 2012 Interpolation of magnetic and electric fields using Spherical Elementary Current Systems. In: Ionospheric Radio Systems and Techniques 12th IET International Conference, York, UK, 15-17 May 2012. IEEE.

Beggan, Ciaran D.; McLay, Sam. 2012 Interpolation of electric and magnetic fields using Spherical Elementary Current Systems. [Poster] In: Ionospheric Radio Systems and Techniques 12th IET International Conference, York, UK, 15-17 May 2012. (Unpublished)

Hamilton, B.; Macmillan, S.; Beggan, C.; Thomson, A.; Turbitt, C.. 2011 Predicting the South Atlantic Anomaly. [Poster] In: Magnetic Relaxation 2012, Liverpool, UK, 4-5 Jan 2012. (Unpublished)

Macmillan, S.; Beggan, C.; Clarke, E.; Hamilton, B.; Thomson, A.; Turbitt, C.. 2011 Space weather impacts of the developing South Atlantic Anomaly. [Poster] In: RAS Specialist Meeting UK Study of the Earth’s Deep Interior, London, UK, 11 Nov 2011. (Unpublished)

Dawson, Ewan; Lowndes, Jonathan; Reddy, Pragna; Beggan, Ciaran. 2011 The British Geological Survey's new geomagnetic data web-service. [Poster] In: IUGG XXV General Assembly, Melbourne, Australia, 28 June - 7 July 2011. (Unpublished)

Dawson, Ewan; Macmillan, Susan; Humphries, Thomas; Beggan, Ciaran. 2011 A comparison of data holdings at World Data Centres for geomagnetism in Edinburgh and Kyoto. [Poster] In: IUGG XXV General Assembly, Melbourne, Australia, 28 June - 7 July 2011. (Unpublished)

Beggan, Ciaran; Saarimäki, Jarno; Simons, Frederik. 2011 Separation of oceanic and continental crustal field signatures using Slepian functions. [Poster] In: IUGG XXV General Assembly 2011, Melbourne, Australia, 28 June - 7 July 2011. (Unpublished)

Shore, Rob; Macmillan, Susan; Whaler, Kathy; Beggan, Ciaran. 2011 Applying Ampere's Law integral to Orsted and CHAMP overflights. [Poster] In: EGU General Assembly 2011, Vienna, Austria, 3-8 April 2011. (Unpublished)

Beggan, Ciaran; McLay, Sam. 2010 Interpolation of external magnetic fields over large sparse arrays using Spherical Elementary Current Systems. [Poster] In: RAS NAM 2010 with the UK Solar Physics and MIST Meetings, Glasgow, UK, 12-16 April 2010. (Unpublished)

Macmillan, Susan; Hamilton, Brian; Beggan, Ciaran; Thomson, Alan. 2009 Magnetic Field Modelling at the BGS and Readiness for Utilising Swarm Data. [Poster] In: Royal Astronomical Society SWARM Meeting, London, 9 October 2009. (Unpublished)

Beggan, Ciaran; Whaler, Kathy; Macmillan, Susan. 2009 Magnetic Field Forecasting using Virtual Observatories, Core Flow Modelling and Ensemble Kalman Filtering. [Poster] In: SWARM Meeting, RAS, London, 9 October 2009. (Unpublished)

Beggan, Ciaran; Whaler, Kathy; Macmillan, Susan. 2008 Core flow modelling from satellite-derived 'Virtual Observatories'. [Poster] In: EGU General Assembly 2008, Vienna, Austria, 14-18 April 2008. (Unpublished)

Wu, Xiaoyang; Baptie, Brian; Huebert, Juliane; Beggan, Ciaran. Estimating geothermal gradient from seismic velocities using rock physics models. [Other] In: GeothermiX Conference, Pisa, Italy, 29 Nov - 01 Dec 2023. (Unpublished)

Publication - Report

Wu, Xiaoyang; Baptie, Brian; Huebert, Juliane; Beggan, Ciaran. 2023 Reviewing the relations of seismic velocities and electrical resistivity with the temperature of high-enthalpy geothermal reservoirs with an example from an East African rift volcano. Nottingham, UK, British Geological Survey, 30pp. (OR/23/030) (Unpublished)

National Centers for Environmental Information (U.S.), British Geological Survey. 2023 State of the Geomagnetic Field. National Centers for Environmental Information (U.S.), 21pp.

Huebert, J. ORCID: https://orcid.org/0000-0003-0526-5609. 2023 A magnetotelluric experiment around St. Austell, Cornwall. Edinburgh, UK, British Geological Survey, 48pp. (OR/23/031) (Unpublished)

Wang, Guanren ORCID: https://orcid.org/0000-0001-9563-8864; Beggan, Ciaran D. ORCID: https://orcid.org/0000-0002-2298-0578; Turbitt, Christopher ORCID: https://orcid.org/0000-0003-4338-3884. 2022 Merging fluxgate and induction coil data collected from Eskdalemuir geophysical observatory to produce low-noise, one-second data. Edinburgh, UK, British Geological Survey, 23pp. (IR/22/020) (Unpublished)

Huebert, J.; Eaton, E.; Beggan, C.D.. 2022 Developing a UK new ground electric field model for SWIMMR N4 (SAGE) : interim report. Edinburgh, UK, British Geological Survey, 43pp. (OR/22/067) (Unpublished)

Chulliat, Arnaud; Brown, William; Alken, Patrick; Beggan, Ciaran; Nair, Manoj; Cox, Grace; Woods, Adam; Macmillan, Susan; Meyer, Brian; Paniccia, Michael. 2020 The US/UK World Magnetic Model for 2020-2025. British Geological Survey, 121pp.

Thomson, Alan, ed. 2020 Geomagnetism review 2019. Edinburgh, UK, British Geological Survey, 56pp. (OR/20/008) (Unpublished)

Chulliat, Arnaud; Brown, William; Alken, Patrick; Macmillan, Susan; Nair, Manoj; Beggan, Ciaran; Woods, Adam; Hamilton, Brian; Meyer, Brian; Redmon, Robert. 2019 Out-of-Cycle Update of the US/UK World Magnetic Model for 2015-2020. National Centers for Environmental Information, NOAA, 16pp. (OR/19/028)

Thomson, Alan W.P., ed. 2018 Geomagnetism review 2017. Edinburgh, UK, British Geological Survey, 46pp. (OR/18/036) (Unpublished)

Heilig, Balázs; Beggan, Ciaran; Lichtenberger, János. 2018 Natural sources of geomagnetic field variations. Geneva, Switzerland, CERN European Organization for Nuclear Research, 16pp. (CLIC-Note-1083) (Unpublished)

Thomson, Alan W.P., ed. 2017 Geomagnetism Review 2016. Edinburgh, UK, British Geological Survey, 40pp. (OR/17/043) (Unpublished)

Richardson, G.S.; Beggan, C.D.. 2017 Validation of geomagnetically induced current modelling code. Nottingham, UK, British Geological Survey, 21pp. (IR/17/009) (Unpublished)

Thomson, Alan W.P., ed. 2016 Geomagnetism review 2015. British Geological Survey, 39pp. (OR/16/030) (Unpublished)

Chulliat, Arnaud; Macmillan, Susan; Alken, Patrick; Beggan, Ciaran; Nair, Manoj; Hamilton, Brian; Woods, Adam; Ridley, Victoria; Maus, Stefan; Thomson, Alan. 2015 The US/UK World Magnetic Model for 2015-2020. BGS and NOAA, 112pp.

Thomson, Alan W.P.. 2015 Geomagnetism review 2014. Nottingham, UK, British Geological Survey, 34pp. (OR/15/034) (Unpublished)

Thomson, Alan W.P., ed. 2014 Geomagnetism : review 2013. British Geological Survey, 40pp. (OR/14/016) (Unpublished)

Beggan, C.; Kelly, G.; Baillie, O.; Viljanen, A.; Ngwira, C.. 2014 Project EURISGIC : worst case scenarios (technical note D5.1). Nottingham, UK, British Geological Survey, 40pp. (OR/14/004) (Unpublished)

Thomson, Alan W.P., ed. 2013 Geomagnetism Review 2012. Edinburgh, UK, British Geological Survey, 46pp. (OR/13/030) (Unpublished)

British Geological Survey. 2012 Geomagnetism : review 2011. Edinburgh, UK, British Geological Survey, 50pp. (OR/12/056) (Unpublished)

British Geological Survey. 2011 Geomagnetism : review 2010. Edinburgh, UK, British Geological Survey, 44pp. (OR/11/036) (Unpublished)

Thomson, Alan W.P.. 2010 Geomagnetism : review 2009. British Geological Survey, 35pp. (OR/10/029) (Unpublished)

Output (Electronic)

Beggan, Ciaran. Does the compass truly point North? 13 March 2013, http://www.sciencelearningcentres.org.uk [Output (Electronic)]

Kelly, Gemma; Beggan, Ciaran. Realtime GIC modelling in the UK power grid. British Geological Survey (NERC) 1 August 2012, [Output (Electronic)]

This list was generated on Tue Mar 19 03:07:44 2024 UTC.