Search Results - "Moreland, William M."

Quantifying the Water‐to‐Melt Mass Ratio and Its Impact on Eruption Plumes During Explosive Hydromagmatic Eruptions by Hajimirza, Sahand, Jones, Thomas J., Moreland, William M., Gonnermann, Helge M., Thordarson, Thor

“…The interaction of magma with external water commonly enhances magma fragmentation through the conversion of thermal to mechanical energy and results in an…”
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Deep crustal assimilation during the 2021 Fagradalsfjall Fires, Iceland by Day, James M. D., Kelly, Savannah, Troll, Valentin R., Moreland, William M., Cook, Geoffrey W., Thordarson, Thor

“…Active basaltic eruptions enable time-series analysis of geochemical and geophysical properties, providing constraints on mantle composition and eruption…”
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Disparate impacts of the Eldgjá and Laki flood-lava eruptions by Morison, Conner A G, Oppenheimer, Clive, Thordarson, Thorvaldur, Newton, Anthony J, Moreland, William M, Dugmore, Andrew J

“…The Eldgjá eruption of ~ 939 AD is recognised as the largest in Iceland since Settlement, and ranks among the largest late-Holocene volcanic episodes on Earth…”
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The Fagradalsfjall and Sundhnúkur Fires of 2021–2024: A single magma reservoir under the Reykjanes Peninsula, Iceland? by Troll, Valentin R., Deegan, Frances M., Thordarson, Thor, Tryggvason, Ari, Krmíček, Lukáš, Moreland, William M., Lund, Björn, Bindeman, Ilya N., Höskuldsson, Ármann, Day, James M. D.

“…The Reykjanes Peninsula (RP) hosts several volcanic lineaments that have been periodically active over the last 4000 years. Since 2021, following a ca…”
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Petrology and geochemistry of the 2014–2015 Holuhraun eruption, central Iceland: compositional and mineralogical characteristics, temporal variability and magma storage by Halldórsson, Sæmundur A., Bali, Enikő, Hartley, Margaret E., Neave, David A., Peate, David W., Guðfinnsson, Guðmundur H., Bindeman, Ilya, Whitehouse, Martin J., Riishuus, Morten S., Pedersen, Gro B. M., Jakobsson, Sigurður, Askew, Rob, Gallagher, Catherine R., Guðmundsdóttir, Esther R., Gudnason, Jónas, Moreland, William M., Óskarsson, Birgir V., Nikkola, Paavo, Reynolds, Hannah I., Schmith, Johanne, Thordarson, Thorvaldur

“…The 2014–2015 Holuhraun fissure eruption provided a rare opportunity to study in detail the magmatic processes and magma plumbing system dynamics during a…”
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Illuminating the Transition From an Open to a Semi‐Closed Volcanic Vent System Through Episodic Tremor Duration and Shape by Eibl, Eva P. S., Thordarson, Thor, Moreland, William M., Gudnason, Egill Árni, Höskuldsson, Ármann, Hersir, Gylfi Páll, Heimann, Sebastian

“…[Volcanic eruptions generate continuous or episodic tremor, which can provide unrivaled information about activity changes during eruption. However, the wealth…”
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High‐Resolution Ice‐Core Analyses Identify the Eldgjá Eruption and a Cluster of Icelandic and Trans‐Continental Tephras Between 936 and 943 CE by Hutchison, William, Gabriel, Imogen, Plunkett, Gill, Burke, Andrea, Sugden, Patrick, Innes, Helen, Davies, Siwan, Moreland, William M., Krüger, Kirstin, Wilson, Rob, Vinther, Bo M., Dahl‐Jensen, Dorthe, Freitag, Johannes, Oppenheimer, Clive, Chellman, Nathan J., Sigl, Michael, McConnell, Joseph R.

“…The Eldgjá eruption is the largest basalt lava flood of the Common Era. It has been linked to a major ice‐core sulfur (S) spike in 939–940 CE and Northern…”
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A lower bound on the rheological evolution of magma in the 2021 Fagradalsfjall Fires by Soldati, Arianna, Dingwell, Donald B., Thordarson, Thorvaldur, Höskuldsson, Ármann, Jónsdóttir, Ingibjörg, Moreland, William M., Pálmadóttir, Jóna S., Gallagher, Catherine R., Torfadóttir, Helga K., Licari, Jacqueline Grech, Valdimarsdóttir, Iðunn Kara, Pétursdóttir, Lilja B., Askew, Robert A.

“…As magma temperature and composition drift and change, respectively, throughout an eruption, so does its rheology. These changes may span orders of magnitude…”
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Driving mechanisms of subaerial and subglacial explosive episodes during the 10th century Eldgjá fissure eruption, southern Iceland by Moreland, William Michael, Thordarson, Thor, Houghton, Bruce F., Larsen, Gudrún

“…The 10th century Eldgjá fissure eruption is the largest in Iceland in historical time. It erupted 21.0 km3 of magma, with 1.3 km3 as tephra in at least 16…”
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