Ryan A. Portner
San Jose State University, San Jose, CA
Activity
2022
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ASSESSING THE ROLE OF STEAM EXPLOSIVITY DURING LAVA FRAGMENTATION AND VOLCANICLAST GENERATION IN SHALLOW AND DEEP MARINE ENVIRONMENTS
T247 Lava Flows and Their Hazards (Posters): A Session Inspired by Hannah Dietterich's Early Career Award from the Mineralogy, Geochemistry, Petrology, and Volcanology DivisionWednesday, 12 October 20229:00 AM - 1:00 PMExhibit Hall F
2021
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EFFECTS OF A CALDERA-FORMING ERUPTION ON THE FORAMINIFERAL COMMUNITY AT AXIAL SEAMOUNT, JUAN DE FUCA RIDGE
24 D14. Recent Advances in Paleoclimatology/Paleoceanography (Posters)Sunday, 10 October 20219:00 AM - 1:00 PMExhibit Hall A
2019
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PHREATOMAGMATIC ASH FROM DEEP-MARINE CALDERA ERUPTIONS ON AXIAL SEAMOUNT, JUAN DE FUCA RIDGE
39 Magmatism in the Cascades: Variations in Space and Time (Posters)Friday, 17 May 20199:00 AM - 3:30 PMExhibit Hall B
2015
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RHYOLITE ERUPTION ON A MID-OCEAN RIDGE: ALARCON RISE, GULF OF CALIFORNIA
T145 Intraplate and Divergent Boundary Volcanism: A Tribute to the Distinguished Career of David Clague (Posters)Monday, 2 November 20159:00 AM - 6:30 PMExhibit Hall
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HIGH-RESOLUTION MAPPING AND SAMPLING OF HISTORIC FLOWS ON THE JUAN DE FUCA AND GORDA RIDGES
T145 Intraplate and Divergent Boundary Volcanism: A Tribute to the Distinguished Career of David Clague (Posters)Monday, 2 November 20159:00 AM - 6:30 PMExhibit Hall
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SUMMIT OVERFLOW PERIODS, CALDERA FORMATION, EXPLOSIVE ERUPTION PERIODS, AND VARYING MAGMA FLUX AT BASALTIC VOLCANOES
T76 Intraplate and Divergent Boundary Volcanism: A Tribute to the Distinguished Career of David ClagueSunday, 1 November 20151:30 PM - 5:30 PMRoom 319/320