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H. Geiger · SciRah

Researcher profile · Semantic Scholar

H. Geiger

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H. Geiger — researcher profile on SciRah

h-index: 13
Works: 40
Citations: 594

Most-cited papers

The 2021 eruption of the Cumbre Vieja volcanic ridge on La Palma, Canary Islands
J. Carracedo, Valentin R. Troll, J. M. Day, H. Geiger +8 more
2022Geology Today141 citations Open access
Semantic Scholar
Mantle source characteristics and magmatic processes during the 2021 La Palma eruption
J. Day, V. Troll, M. Aulinas, F. Deegan +4 more
2022Earth and Planetary Science Letters60 citations Open access
Semantic Scholar
The EMSLAB electromagnetic sounding experiment
J. Booker, D. Gough, J. Filloux, P. Wannamaker +30 more
198851 citations
Semantic Scholar
Deep magma storage during the 2021 La Palma eruption
K. Dayton, E. Gazel, P. Wieser, V. Troll +9 more
2023Science Advances44 citations Open access
Semantic Scholar
Hidden mechanical weaknesses within lava domes provided by buried high-porosity hydrothermal alteration zones
H. Darmawan, V. Troll, T. Walter, F. Deegan +6 more
2022Scientific Reports44 citations Open access
Semantic Scholar
Conductive structures and tectonics beneath the EMSLAB land array
D. Gough, D. McKirdy, D. Woods, H. Geiger
198938 citations
Semantic Scholar
Multi-level magma plumbing at Agung and Batur volcanoes increases risk of hazardous eruptions
H. Geiger, V. Troll, E. Jolis, F. Deegan +3 more
2018Scientific Reports32 citations Open access
Semantic Scholar
Magma plumbing for the 2014–2015 Holuhraun eruption, Iceland
H. Geiger, T. Mattsson, Frances M. Deegan, Valentin R. Troll +5 more
201632 citations
Semantic Scholar
Locating the depth of magma supply for volcanic eruptions, insights from Mt. Cameroon
H. Geiger, A. Barker, V. Troll
2016Scientific Reports20 citations Open access
Semantic Scholar
New augite and enstatite pyroxene standards for SIMS oxygen isotope analysis and their application to Merapi volcano, Sunda arc, Indonesia
F. Deegan, M. Whitehouse, V. Troll, D. Budd +3 more
201620 citations
Semantic Scholar
The 2021 La Palma eruption: social dilemmas resulting from life close to an active volcano
Valentin R. Troll, M. Aulinas, J. Carracedo, H. Geiger +11 more
2024Geology Today16 citations Open access
Semantic Scholar
Magma-shale interaction in large igneous provinces: implications for climate warming and sulfide genesis
F. Deegan, J. Bédard, S. Grasby, K. Dewing +9 more
2022Journal of Petrology16 citations
Semantic Scholar
Sunda arc mantle source δ18O value revealed by intracrystal isotope analysis
F. Deegan, M. Whitehouse, V. Troll, H. Geiger +5 more
2021Nature Communications15 citations Open access
Semantic Scholar
Reported ultra-low lava viscosities from the 2021 La Palma eruption are potentially biased
G. Gisbert, Valentin R. Troll, J. M. Day, H. Geiger +5 more
2023Nature Communications10 citations Open access
Semantic Scholar
Bouncing Spallation Bombs During the 2021 La Palma Eruption, Canary Islands, Spain
J. Day, H. Geiger, V. Troll, F. Perez-Torrado +3 more
2022Earth Science, Systems and Society9 citations Open access
Semantic Scholar
Volcanic particles in agriculture and gardening
Valentin R. Troll, J. Carracedo, Beatrice Jägerup, M. Streng +5 more
20179 citations Open access
Semantic Scholar
Water in clinopyroxene from the 2021 Geldingadalir eruption of the Fagradalsfjall Fires, SW-Iceland
I. Radu, H. Skogby, V. Troll, F. Deegan +3 more
2023Bulletin of Volcanology8 citations Open access
Semantic Scholar
The Structure of the Blue Ridge Near Harper’s Ferry
H. Geiger, A. Keith
8 citations
Semantic Scholar
CO2 fluxing and carbon assimilation by arc melts during magma-limestone interaction
F. Deegan, M. Capriolo, V. Troll, Franz A. Weis +8 more
2026Chemical Geology4 citations Open access
Semantic Scholar
Silicic frothy xenoliths (xeno-pumice) in recent volcanics from Gran Canaria, Canary Islands
S. B. Jägerup, V. Troll, H. Geiger, F. M. Deegan +6 more
2023Journal of Volcanology and Geothermal Research4 citations Open access
Semantic Scholar
The stiff upper LIP: investigating the High Arctic Large Igneous Province
Frances M. Deegan, V. Troll, J. H. Bédard, Carol A. Evenchick +6 more
20164 citations
Semantic Scholar
Explosive Ocean Island Volcanism Explained by High Magmatic Water Content Determined Through Nominally Anhydrous Minerals
H. Geiger, Franz A. Weis, V. R. Troll, F. Deegan +2 more
2025Geochemistry Geophysics Geosystems3 citations Open access
Semantic Scholar
Sacred ground; the Maipés necropolis of north‐west Gran Canaria
Valentin R. Troll, A. Rodríguez-González, Frances M. Deegan, F. Perez-Torrado +4 more
2019Geology Today2 citations Open access
Semantic Scholar
Impact of basaltic sills on sedimentary host rocks in the High Arctic Large Igneous Province
F. Deegan, J. Bédard, V. Troll, K. Dewing +10 more
20182 citations
Semantic Scholar
Characterising the magma supply system of Agung and Batur volcanoes on Bali, Indonesia
H. Geiger
20142 citations
Semantic Scholar
Origin of Silicic Magmatism at the Katla Volcanic Complex, South Iceland
V. R. Troll, F. Deegan, Jussi S. Heinonen, Caroline Svanholm +8 more
2025Geochemistry Geophysics Geosystems1 citations Open access
Semantic Scholar
Direct Observation of Spallation Bombs During The 2021 La Palma Eruption, Canary Islands, Spain
J. D., H. Geiger, V. Troll, F. Perez-Torrado +3 more
20221 citations Open access
Semantic Scholar
Voluminous crustal degassing and immiscible sulfide genesis caused by magma-shale interaction in Large Igneous Provinces
F. Deegan, J. Bédard, V. Troll, K. Dewing +4 more
20201 citations Open access
Semantic Scholar
Forensic Probe of Bali’s Great Volcano
F. Deegan, V. Troll, H. Geiger
2019EOS1 citations Open access
Semantic Scholar
Magma storage conditions of Navidad Cone and its relation with the latest eruptions of Lonquimay Volcano, Andean Southern Volcanic Zone
Soledad Riquelme-Ríos, Inés Rodríguez, B. Godoy, O. González-Maurel +6 more
2026Journal of South American Earth Sciences0 citations
Semantic Scholar
Origin of Silicic Magmatism at the Katla Volcanic Complex, South Iceland; the Oxygen Isotope Perspective
Valentin R. Troll, Frances M. Deegan, Jussi Heinonen, Caroline Svanholm +7 more
2025Goldschmidt2025 abstracts0 citations
Semantic Scholar
Magma-shale interaction and volatile mobilization at LIPs: insights from kinetic experiments
Frances M. Deegan, Jean Bédard, S. Grasby, K. Dewing +9 more
2023Goldschmidt2023 abstracts0 citations Open access
Semantic Scholar
Felsic magma storage in ocean islands; Insights from Miocene microsyenite samples from Gran Canaria, Canary Islands
H. Geiger, Frances M. Deegan, Valentin R. Troll, F. Perez-Torrado +3 more
2023Goldschmidt2023 abstracts0 citations Open access
Semantic Scholar
Lava compositions of the 2021 La Palma eruption reflect magma recharge and mixing processes in the lithosphere
James Day, M. Aulinas, F. Deegan, V. Troll +4 more
2022Goldschmidt2022 abstracts0 citations Open access
Semantic Scholar
Exotic, Frothy Xenoliths in Recent and Historical Ocean Island Eruptions
S. B. Jägerup, V. Troll, F. Deegan, H. Geiger +4 more
2020Goldschmidt Abstracts0 citations Open access
Semantic Scholar
Mechanical weakening due to hydrothermal alteration leads to failure at andesitic volcanoes
H. Darmawan, V. Troll, T. Walter, F. Deegan +5 more
20190 citations
Semantic Scholar
Trans-crustal magma storage in contrasting tectonic settings
H. Geiger
20190 citations
Semantic Scholar
Felsic magma storage in the core of an ocean island (Gran Canaria, Canary Islands)
H. Geiger, F. Deegan, C. Harris, Max Jensen
20190 citations
Semantic Scholar
Multi-disciplinary approaches to studying volcanic plumbing systems – a Nordic case study
S. Burchardt, V. Troll, F. Deegan, H. Geiger +2 more
20150 citations
Semantic Scholar
3 D modelling of the Tejeda Caldera cone-sheet swarm , Gran Canaria , Canary Islands , Spain
Lisa K. Samrock, Max Jensen, S. Burchardt, V. Troll +2 more
20140 citations
Semantic Scholar

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J. Carracedo×14
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C. Harris — researcher profile on SciRah

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Frances M. Deegan×6

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Valentin R. Troll×5

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