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Freysteinn Sigmundsson

Freysteinn Sigmundsson

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Earth Science
Iceland
2026

Freysteinn Sigmundsson publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where Freysteinn Sigmundsson sits on this spectrum.

38–42 publications: 1 scientists 43–47 publications: 0 scientists 48–52 publications: 3 scientists 53–57 publications: 8 scientists 58–62 publications: 11 scientists 63–67 publications: 16 scientists 68–72 publications: 24 scientists 73–77 publications: 31 scientists 78–82 publications: 49 scientists 83–87 publications: 77 scientists 88–92 publications: 86 scientists 93–97 publications: 88 scientists 98–102 publications: 92 scientists 103–107 publications: 84 scientists 108–112 publications: 102 scientists 113–117 publications: 108 scientists 118–122 publications: 117 scientists 123–127 publications: 126 scientists 128–132 publications: 146 scientists 133–137 publications: 114 scientists 138–142 publications: 102 scientists 143–147 publications: 127 scientists 148–152 publications: 102 scientists 153–157 publications: 112 scientists 158–162 publications: 102 scientists 163–167 publications: 127 scientists 168–172 publications: 121 scientists 173–177 publications: 112 scientists 178–182 publications: 109 scientists 183–187 publications: 98 scientists 188–192 publications: 92 scientists 193–197 publications: 105 scientists 198–202 publications: 77 scientists 203–207 publications: 80 scientists 208–212 publications: 89 scientists 213–217 publications: 70 scientists 218–222 publications: 74 scientists 223–227 publications: 74 scientists 228–232 publications: 70 scientists 233–237 publications: 67 scientists 238–242 publications: 59 scientists 243–247 publications: 67 scientists 248–252 publications: 51 scientists 253–257 publications: 46 scientists 258–262 publications: 41 scientists 263–267 publications: 39 scientists 268–272 publications: 34 scientists 273–277 publications: 39 scientists 278–282 publications: 35 scientists 283–287 publications: 36 scientists 288–292 publications: 35 scientists 293–297 publications: 29 scientists 298–302 publications: 23 scientists 303–307 publications: 39 scientists 308–312 publications: 34 scientists 313–317 publications: 23 scientists 318–322 publications: 18 scientists 323–327 publications: 18 scientists 328–332 publications: 21 scientists 333–337 publications: 20 scientists 338–342 publications: 15 scientists 343–347 publications: 13 scientists 348–352 publications: 24 scientists 353–357 publications: 25 scientists 358–362 publications: 10 scientists 363–367 publications: 20 scientists 368–372 publications: 17 scientists 373–377 publications: 18 scientists 378–382 publications: 15 scientists 383–387 publications: 7 scientists 388–392 publications: 22 scientists 393–397 publications: 9 scientists 398–402 publications: 11 scientists 403–407 publications: 16 scientists 408–412 publications: 4 scientists 413–417 publications: 5 scientists 418–422 publications: 14 scientists 423–427 publications: 8 scientists 428–432 publications: 7 scientists 433–437 publications: 7 scientists 438–442 publications: 10 scientists 443–447 publications: 10 scientists 448–452 publications: 3 scientists 453–457 publications: 9 scientists 458–462 publications: 11 scientists 463–467 publications: 4 scientists 468–472 publications: 6 scientists 473–477 publications: 11 scientists 478–482 publications: 8 scientists 483–487 publications: 2 scientists 488–492 publications: 3 scientists 493–497 publications: 4 scientists 498–502 publications: 4 scientists 503–507 publications: 4 scientists 508–509 publications: 4 scientists 510+ publications: 100 scientists
38 publications 510+

The last bar groups every scientist with 510 publications or more.

Freysteinn Sigmundsson D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where Freysteinn Sigmundsson sits on this spectrum.

30 D-Index: 15 scientists 31 D-Index: 42 scientists 32 D-Index: 60 scientists 33 D-Index: 90 scientists 34 D-Index: 103 scientists 35 D-Index: 108 scientists 36 D-Index: 142 scientists 37 D-Index: 147 scientists 38 D-Index: 147 scientists 39 D-Index: 152 scientists 40 D-Index: 143 scientists 41 D-Index: 157 scientists 42 D-Index: 141 scientists 43 D-Index: 151 scientists 44 D-Index: 140 scientists 45 D-Index: 135 scientists 46 D-Index: 121 scientists 47 D-Index: 108 scientists 48 D-Index: 128 scientists 49 D-Index: 111 scientists 50 D-Index: 106 scientists 51 D-Index: 112 scientists 52 D-Index: 102 scientists 53 D-Index: 103 scientists 54 D-Index: 94 scientists 55 D-Index: 61 scientists 56 D-Index: 101 scientists 57 D-Index: 71 scientists 58 D-Index: 65 scientists 59 D-Index: 78 scientists 60 D-Index: 93 scientists 61 D-Index: 56 scientists 62 D-Index: 58 scientists 63 D-Index: 52 scientists 64 D-Index: 63 scientists 65 D-Index: 49 scientists 66 D-Index: 53 scientists 67 D-Index: 57 scientists 68 D-Index: 50 scientists 69 D-Index: 44 scientists 70 D-Index: 44 scientists 71 D-Index: 31 scientists 72 D-Index: 33 scientists 73 D-Index: 33 scientists 74 D-Index: 23 scientists 75 D-Index: 32 scientists 76 D-Index: 24 scientists 77 D-Index: 17 scientists 78 D-Index: 19 scientists 79 D-Index: 9 scientists 80 D-Index: 21 scientists 81 D-Index: 20 scientists 82 D-Index: 17 scientists 83 D-Index: 19 scientists 84 D-Index: 19 scientists 85 D-Index: 14 scientists 86 D-Index: 6 scientists 87 D-Index: 14 scientists 88 D-Index: 17 scientists 89 D-Index: 10 scientists 90 D-Index: 8 scientists 91 D-Index: 8 scientists 92 D-Index: 9 scientists 93 D-Index: 6 scientists 94+ D-Index: 98 scientists
30 D-Index 94+

The last bar groups every scientist with 94 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Earth Science in Iceland Leader Award
  • 2025 - Research.com Earth Science in Iceland Leader Award
  • 2017 - Member of Academia Europaea

Overview

Freysteinn Sigmundsson is affiliated with the University of Iceland in Iceland and specializes primarily in Earth and Planetary Sciences. Their research portfolio includes a strong focus on geophysics and related subfields such as atmospheric science, oceanography, management, monitoring, policy and law, and earth-surface processes.

The core research themes explored by Sigmundsson cover earthquake and tectonic studies, geological and geochemical analysis, high-pressure geophysics and materials, geophysics and gravity measurements, geology and paleoclimatology research, landslides and related hazards, and geological formations and processes.

Key publications from Sigmundsson's recent work include:

  • Deformation and seismicity decline before the 2021 Fagradalsfjall eruption (2022, Nature)
  • Unexpected large eruptions from buoyant magma bodies within viscoelastic crust (2020, Nature Communications)
  • Fracturing and tectonic stress drive ultrarapid magma flow into dikes (2024, Science)
  • Deformation, seismicity, and monitoring response preceding and during the 2022 Fagradalsfjall eruption, Iceland (2023, Bulletin of Volcanology)
  • Eruption risks from covert silicic magma bodies (2021, Geology)

Freysteinn Sigmundsson frequently publishes in several scientific venues, notably:

  • Journal of Volcanology and Geothermal Research (8 publications)
  • Geophysical Research Letters (6 publications)
  • Bulletin of Volcanology (4 publications)
  • Earth and Planetary Science Letters (3 publications)
  • Journal of Geophysical Research Solid Earth (3 publications)

Collaboration with other researchers is prominent in Sigmundsson's career, with frequent co-authors including Halldór Geirsson, Vincent Drouin, Michelle Parks, Benedíkt G. Ófeigsson, and Sigrún Hreinsdóttir.

In recognition of their contributions to the scientific community, Sigmundsson was named a Member of Academia Europaea in 2017.

Best Publications

  • Segmented lateral dyke growth in a rifting event at Bárðarbunga volcanic system, Iceland

    Freysteinn Sigmundsson;Andrew Hooper;Sigrún Hreinsdóttir;Kristín S. Vogfjörd

  • Intrusion triggering of the 2010 Eyjafjallajokull explosive eruption

    Freysteinn Sigmundsson;Sigrún Hreinsdóttir;Andrew Hooper;Thóra Árnadóttir

  • Ice–volcano interaction of the 1996 Gjálp subglacial eruption, Vatnajökull, Iceland

    Magnú T. Gudmundsson;Freysteinn Sigmundsson;Helgi Björnsson

  • Gradual caldera collapse at Bárdarbunga volcano, Iceland, regulated by lateral magma outflow

    Magnús T. Gudmundsson;Kristín Jónsdóttir;Andrew Hooper;Eoghan P. Holohan

  • Geophysical constraints on the dynamics of spreading centres from rifting episodes on land

    Tim J. Wright;Freysteinn Sigmundsson;Carolina Pagli;Manahloh Belachew

  • Iceland Geodynamics: Crustal Deformation and Divergent Plate Tectonics

    Freysteinn Sigmundsson

  • Fault slip distribution of two June 2000 M W 6.5 earthquakes in South Iceland estimated from joint inversion of InSAR and GPS measurements

    Rikke Pedersen;Sigurjón Jónsson;Thóra Árnadóttir;Freysteinn Sigmundsson

  • Post-glacial rebound and asthenosphere viscosity in Iceland

    Freysteinn Sigmundsson

  • Volcano geodesy and magma dynamics in Iceland

    Erik Sturkell;Páll Einarsson;Freysteinn Sigmundsson;Halldór Geirsson

  • Geodetic GPS measurements in south Iceland: Strain accumulation and partitioning in a propagating ridge system

    P. C. LaFemina;Timothy H. Dixon;R. Malservisi;R. Malservisi;T. Arnadottir

  • Three-dimensional surface motion maps estimated from combined interferometric synthetic aperture radar and GPS data

    Sverrir Gudmundsson;Freysteinn Sigmundsson;Jens Michael Carstensen

  • Rift‐transform kinematics in south Iceland: Deformation from Global Positioning System measurements, 1986 to 1992

    Freysteinn Sigmundsson;Páll Einarsson;Roger Bilham;Erik Sturkell

  • Lava field evolution and emplacement dynamics of the 2014–2015 basaltic fissure eruption at Holuhraun, Iceland

    G.B.M. Pedersen;A. Höskuldsson;T. Dürig;T. Thordarson

  • The 1996 eruption at Gjálp, Vatnajökull ice cap, Iceland: efficiency of heat transfer, ice deformation and subglacial water pressure

    Magnús T. Gudmundsson;Freysteinn Sigmundsson;Helgi Björnsson;Thórdís Högnadóttir

  • Will present day glacier retreat increase volcanic activity? Stress induced by recent glacier retreat and its effect on magmatism at the Vatnajökull ice cap, Iceland

    Carolina Pagli;Carolina Pagli;Freysteinn Sigmundsson

  • Comment on " Volume of magma accumulation or withdrawal estimated from surface uplift or subsidence, with application to the 1960 collapse of Kīlauea volcano" by P. T. Delaney and D. F. McTigue

    Daniel J. Johnson;Freysteinn Sigmundsson;Paul T. Delaney

  • The 2008 May 29 earthquake doublet in SW Iceland

    J. Decriem;T. Árnadóttir;A. Hooper;H. Geirsson

  • Crustal deformation near Hengill volcano, Iceland 1993–1998: Coupling between magmatic activity and faulting inferred from elastic modeling of satellite radar interferograms

    Kurt L. Feigl;Jérôme Gasperi;Freysteinn Sigmundsson;Alexis Rigo

  • Deformation and seismicity decline before the 2021 Fagradalsfjall eruption

    Unknown

  • Current plate movements across the Mid-atlantic ridge determined from 5 years of continuous GPS measurements in Iceland

    Halldór Geirsson;Thóra Árnadóttir;Christof Völksen;Weiping Jiang;Weiping Jiang

  • The 1994–1995 seismicity and deformation at the Hengill triple junction, Iceland: Triggering of earthquakes by minor magma injection in a zone of horizontal shear stress

    Freysteinn Sigmundsson;Páll Einarsson;Sigurdur Th. Rögnvaldsson;G. R. Foulger

Frequent Co-Authors

Páll Einarsson
Páll Einarsson University of Iceland
Andrew Hooper
Andrew Hooper University of Leeds
Erik Sturkell
Erik Sturkell University of Gothenburg
Thóra Árnadóttir
Thóra Árnadóttir University of Iceland
Magnús T. Gudmundsson
Magnús T. Gudmundsson University of Iceland
Kurt L. Feigl
Kurt L. Feigl University of Wisconsin–Madison
Virginie Pinel
Virginie Pinel Université Savoie Mont Blanc
Richard A. Bennett
Richard A. Bennett University of Arizona
Helgi Björnsson
Helgi Björnsson University of Iceland

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