Helen Thomas
Hivatkozott rá
Hivatkozott rá
Determination of time-and height-resolved volcanic ash emissions and their use for quantitative ash dispersion modeling: the 2010 Eyjafjallajökull eruption
A Stohl, AJ Prata, S Eckhardt, L Clarisse, A Durant, S Henne, ...
Atmospheric Chemistry and Physics 11 (9), 4333-4351, 2011
Sulphur dioxide as a volcanic ash proxy during the April–May 2010 eruption of Eyjafjallajökull Volcano, Iceland
HE Thomas, AJ Prata
Atmospheric Chemistry and Physics 11 (14), 6871-6880, 2011
Observations of volcanic emissions from space: current and future perspectives
HE Thomas, IM Watson
Natural Hazards 54, 323-354, 2010
Eruption frequency patterns through time for the current (1999–2018) activity cycle at Volcán de Fuego derived from remote sensing data: Evidence for an accelerating cycle of …
AK Naismith, IM Watson, R Escobar-Wolf, G Chigna, H Thomas, ...
Journal of Volcanology and Geothermal Research 371, 206-219, 2019
Volcano monitoring applications of the Ozone Monitoring Instrument
BT McCormick, M Edmonds, TA Mather, R Campion, CSL Hayer, ...
Geological Society, London, Special Publications 380 (1), 259-291, 2013
Ground-based measurements of the 2014–2015 Holuhraun volcanic cloud (Iceland)
MA Pfeffer, B Bergsson, S Barsotti, G Stefánsdóttir, B Galle, S Arellano, ...
Geosciences 8 (1), 29, 2018
A comparison of AIRS, MODIS and OMI sulphur dioxide retrievals in volcanic clouds
HE Thomas, IM Watson, SA Carn, AJ Prata, VJ Realmuto
Geomatics, Natural Hazards and Risk 2 (3), 217-232, 2011
A multi-sensor comparison of sulphur dioxide emissions from the 2005 eruption of Sierra Negra volcano, Galápagos Islands
HE Thomas, IM Watson, C Kearney, SA Carn, SJ Murray
Remote Sensing of Environment 113 (6), 1331-1342, 2009
Volcanic plume characteristics determined using an infrared imaging camera
T Lopez, HE Thomas, AJ Prata, A Amigo, D Fee, D Moriano
Journal of Volcanology and Geothermal Research 300, 148-166, 2015
Bioindication of volcanic mercury (Hg) deposition around Mt. Etna (Sicily)
RS Martin, MLI Witt, GM Sawyer, HE Thomas, SFL Watt, E Bagnato, ...
Chemical Geology 310, 12-22, 2012
Remote sensing and identification of volcanic plumes using fixed‐wing UAVs over Volcán de Fuego, Guatemala
B Schellenberg, T Richardson, M Watson, C Greatwood, R Clarke, ...
Journal of Field Robotics 36 (7), 1192-1211, 2019
First estimates of fumarolic SO2 fluxes from Putana volcano, Chile, using an ultraviolet imaging camera
K Stebel, A Amigo, H Thomas, AJ Prata
Journal of Volcanology and Geothermal Research 300, 112-120, 2015
Measurement of three dimensional volcanic plume properties using multiple ground based infrared cameras
K Wood, H Thomas, M Watson, A Calway, T Richardson, K Stebel, ...
ISPRS journal of photogrammetry and remote sensing 154, 163-175, 2019
Computer vision for improved estimates of SO2 emission rates and plume dynamics
HE Thomas, AJ Prata
International Journal of Remote Sensing 39 (5), 1285-1305, 2017
Artificial cloud test confirms volcanic ash detection using infrared spectral imaging
JCMW A. J. Prata, F. Dezitter, I. Davies, K. Weber, M. Birnfeld, D. Moriano ...
Scientific Reports 6, 2016
Ash metrics for European and trans‐Atlantic air routes during the Eyjafjallajökull eruption 14 April to 23 May 2010
AJ Prata, N Kristiansen, HE Thomas, A Stohl
Journal of Geophysical Research: Atmospheres 123 (10), 5469-5483, 2018
Determining the three-dimensional structure of a volcanic plume using Unoccupied Aerial System (UAS) imagery
A Albadra, K Wood, L Berthoud, A Calway, M Watson, H Thomas, ...
Journal of Volcanology and Geothermal Research 407, 106731, 2020
An assessment of volcanic hazards to aviation–a case study from the 2009 Sarychev Peak eruption
DB Williams, HE Thomas
Geomatics, Natural Hazards and Risk 2 (3), 233-246, 2011
Question 1: are we making the best use of existing observing systems to address the problems created by the eyjafjöll eruption (airborne, ground-based, satellite)?
IM Watson, AJ Prata, WI Rose, R Saunders, D Schneider, H Thomas
volcanic ash froM space, 13, 2012
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Cikkek 1–19