Alexander L Steele
Alexander L Steele
Teaching Fellow, University College London (UCL)
Verified email at ucl.ac.uk
TitleCited byYear
Pyroclastic density currents (PDC) of the 16–17 August 2006 eruptions of Tungurahua volcano, Ecuador: Geophysical registry and characteristics
ML Hall, AL Steele, PA Mothes, MC Ruiz
Journal of Volcanology and Geothermal Research 265, 78-93, 2013
432013
The scientific–community interface over the fifteen-year eruptive episode of Tungurahua Volcano, Ecuador
PA Mothes, HA Yepes, ML Hall, PA Ramón, AL Steele, MC Ruiz
Journal of Applied Volcanology 4 (1), 9, 2015
282015
Sequential plug formation, disintegration by Vulcanian explosions, and the generation of granular Pyroclastic Density Currents at Tungurahua volcano (2013–2014), Ecuador
ML Hall, AL Steele, B Bernard, PA Mothes, SX Vallejo, GA Douillet, ...
Journal of volcanology and geothermal research 306, 90-103, 2015
272015
SO2 degassing at Tungurahua volcano (Ecuador) between 2007 and 2013: Transition from continuous to episodic activity
S Hidalgo, J Battaglia, S Arellano, A Steele, B Bernard, J Bourquin, ...
Journal of Volcanology and Geothermal Research 298, 1-14, 2015
252015
Diverse eruptive activity revealed by acoustic and electromagnetic observations of the 14 July 2013 intense vulcanian eruption of Tungurahua Volcano, Ecuador
JF Anderson, JB Johnson, AL Steele, MC Ruiz, BD Brand
Geophysical Research Letters 45 (7), 2976-2985, 2018
92018
Identifying open and closed system behaviors at Tungurahua volcano (Ecuador) using SO2 and seismo-acoustic measurements
S Hidalgo, J Battaglia, B Bernard, A Steele, S Arellano, B Galle
EGU General Assembly Conference Abstracts 16, 2014
22014
Similarities in Eruption Dynamics: A Seismo-Acoustic Analysis of Explosion Sequences at Tungurahua Volcano in May-July 2010 & December 2012
AL Steele, MC Ruiz, J Anzieta, JB Johnson
EGU General Assembly Conference Abstracts 16, 2014
22014
Volcano monitoring in Ecuador: Three decades of continuous progress of the Instituto Geofisico-Escuela Politecnica Nacional
MC Ruiz, HA Yepes, ML Hall, PA Mothes, P Ramon, S Hidalgo, ...
AGU Fall Meeting Abstracts, 2014
12014
Autopsy of an eruptive phase of Tungurahua volcano (Ecuador) through coupling of seismo-acoustic and SO2 recordings with ash characteristics
J Battaglia, S Hidalgo, B Bernard, A Steele, S Arellano, K Acuña
Earth and Planetary Science Letters 511, 223-232, 2019
2019
Variation of the BrO/SO2 molar ratio in the plume of Tungurahua volcano between 2007 and 2017 and its relationship to volcanic activity
S Warnach, N Bobrowski, S Hidalgo, S Arellano, H Sihler, F Dinger, ...
Frontiers in Earth Science 7, 132, 2019
2019
Crustal controls on eruptions at large calderas
C Kilburn, A Steele, R Robertson, D Charlton, L Smale
EGU General Assembly Conference Abstracts 20, 6862, 2018
2018
Forecasting volcanic eruptions: the narrow margin between eruption and intrusion
A Steele, C Kilburn, R Wall, D Charlton
EGU General Assembly Conference Abstracts 18, 2016
2016
Forecasting volcanic eruptions: the control of elastic-brittle deformation
C Kilburn, R Robertson, R Wall, A Steele
EGU General Assembly Conference Abstracts 18, 2016
2016
Volcanic Lightning, Pyroclastic Density Currents, Ballistic Fall, Vent Tremor, and One Very Loud Blast: Acoustic Analysis of the 14 July 2013 Vulcanian Eruption at Tungurahua …
J Anderson, JB Johnson, AL Steele, JC Anzieta, HD Ortiz, ML Hall, ...
AGU Fall Meeting Abstracts, 2014
2014
Models and Observations of Shock Wave Propagation in Volcanic Settings
J Anderson, JB Johnson, MC Ruiz, A Steele
AGU Fall Meeting Abstracts, 2013
2013
Permanent Infrasound Monitoring of Active Volcanoes in Ecuador
MC Ruiz, HA Yepes, A Steele, M Segovia, S Vaca, A Cordova, ...
AGU Fall Meeting Abstracts, 2013
2013
Comparison of seismic and SO2 time series recorded during eruptive phases of Tungurahua volcano (Ecuador) between 2010 and 2013
J Battaglia, S Hidalgo, A Steele, SR Arellano, MC Ruiz, B Galle
AGU Fall Meeting Abstracts, 2013
2013
Energetic Explosions at Tungurahua Volcano, Ecuador, May/June 2010: VLP, LP and Tremor Signals
JM Lees, K Kim, MC Ruiz, JJ Lyons, AL Steele
AGU Fall Meeting Abstracts, 2012
2012
Explosive Activity at Tungurahua Volcano: Analysis of Seismic and Infrasonic Data from 2006-2011
AL Steele, MC Ruiz, JJ Lyons
AGU Fall Meeting Abstracts, 2012
2012
Correlation between SO2 fluxes and acoustic energy related to explosive activity at Tungurahua volcano (Ecuador)
S Hidalgo, A Steele, J Bourquin, M Ruiz, B Galle
11th IAVCEI-CCVG Gas Workshop, September 1-10, 2011, Kamchatka, Russia, 2011
2011
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