Search Results - "Hole, M. J."
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Frontier exploration and the North Atlantic igneous province; new insights from a 2.6 km offshore volcanic sequence in the NE Faroe-Shetland Basin
Published in Journal of the Geological Society (01-03-2016)“…The Lagavulin exploration well 217/15-1Z penetrated a c. 2.6 km thick volcanic sequence dominated by extrusive basaltic rocks spanning the Paleocene-Eocene…”
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Energetic Geodesic Acoustic Modes Associated with Two-Stream-like Instabilities in Tokamak Plasmas
Published in Physical review letters (04-03-2016)“…An unstable branch of the energetic geodesic acoustic mode (EGAM) is found using fluid theory with fast ions characterized by their narrow width in energy…”
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Gondwana break-up related magmatism in the Falkland Islands
Published in Journal of the Geological Society (01-01-2016)“…Jurassic dykes (c. 182 Ma) are widespread across the Falkland Islands and exhibit considerable geochemical variability. Orthopyroxene-bearing NW-SE-oriented…”
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Rifting and mafic magmatism in the Hebridean basins
Published in Journal of the Geological Society (01-03-2015)“…Basalt dykes from the regional dyke swarm of the British Palaeogene Igneous Province (BPIP) were emplaced parallel to structural lineaments linking onshore and…”
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Minimally constrained model of self-organized helical states in reversed-field pinches
Published in Physical review letters (30-07-2013)“…We show that the self-organized single-helical-axis (SHAx) and double-axis (DAx) states in reversed field pinches can be reproduced in a minimally constrained…”
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Controls of Mantle Potential Temperature and Lithospheric Thickness on Magmatism in the North Atlantic Igneous Province
Published in Journal of petrology (01-02-2016)“…Modelled primary magma compositions of Palaeogene basalts from the North Atlantic Igneous Province (NAIP) require melting at mantle potential temperatures (TP)…”
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Transient mantle cooling linked to regional volcanic shut-down and early rifting in the North Atlantic Igneous Province
Published in Bulletin of volcanology (01-08-2020)“…The Paleocene to Early Eocene Faroe Islands Basalt Group (FIBG) comprises a c. 6.5-km-thick lava flow–dominated sequence located within the centre of the North…”
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Tectonic controls on the geochemical composition of Cenozoic, mafic alkaline volcanic rocks from West Antarctica
Published in Contributions to mineralogy and petrology (1994)“…A detailed geochemical comparison of basaltic rocks from the Antarctic Peninsula, Ellsworth Land and Marie Byrd Land was conducted to examine an apparent…”
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A Devonian auriferous hot spring system, Rhynie, Scotland
Published in Journal of the Geological Society (01-03-1995)“…This early Devonian (396 ± 12 m.y.) hot spring system at Rhynie, NE Scotland, is the oldest known and is of the low sulphidation type, extending for ≥ 1.5 km…”
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Mineralogical and geochemical evidence for polybaric fractional crystallization of continental flood basalts and implications for identification of peridotite and pyroxenite source lithologies
Published in Earth-science reviews (01-01-2018)“…Continental flood basalts undergo crystallization at a variety of pressures in the crust and sometimes even in the mantle. Polybaric fractionation, when magmas…”
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Subduction of pelagic sediments; implications for the origin of Ce-anomalous basalts from the Mariana Islands
Published in Journal of the Geological Society (01-05-1984)“…A series of pelagic clays and nannofossil oozes from the Nazca plate have been analysed for REE and other trace elements. A calculated average - Pacific…”
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Late Miocene valley-confined subglacial volcanism in northern Alexander Island, Antarctic Peninsula
Published in Bulletin of volcanology (01-05-1993)Get full text
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Post-subduction alkaline volcanism along the Antarctic Peninsula
Published in Journal of the Geological Society (01-11-1988)“…After >200 m.y. of subduction along the Antarctic Peninsula had ceased, the magmatism changed character from calc-alkaline to alkaline. A Miocene-Pliocene…”
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Laboratory evidence for stochastic plasma-wave growth
Published in Physical review letters (16-11-2007)“…The first laboratory confirmation of stochastic growth theory is reported. Floating potential fluctuations are measured in a vacuum arc centrifuge using a…”
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Mobility of the high field strength, rare earth elements and yttrium during late diagenesis
Published in Journal of the Geological Society (01-09-1992)“…Authigenic titanite occurs as a secondary, pore-filling cement in the Permian sandstones of the Cock of Arran, Scotland. It is apparently not associated with…”
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Separative performance in a vacuum arc centrifuge
Published in IEEE transactions on plasma science (01-04-1999)“…In this paper, the variation of isotope concentration along a vacuum arc centrifuge is investigated for a two species plasma. Using the fluid equations of…”
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On the relationship between the multi-region relaxed variational principle and resistive inner layer theory
Published 12-09-2022“…We show that the variational energy principle of multi-region relaxed magnetohydrodynamic (MRxMHD) model can be used to predict finite-pressure linear tearing…”
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Low-temperature aqueous mobility of the rare-earth elements during sandstone diagenesis
Published in Journal of the Geological Society (01-11-1995)“…Diagenetic carbonate-fluorapatite occurs as overgrowths on detrital apatite grains in sandstones from the Lower Jurassic Stafford formation of the North Sea…”
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Sandpile modelling of dual location fuelling in fusion plasmas
Published 26-01-2020“…We modify the Chapman sandpile model (Chapman \textit{et al} \textit{Physical Review Letters} 86, 2814 (2001)) to form comparisons with pellet pacing, which is…”
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