Results 61 to 70 of about 744 (176)

Buried active faults in the Zafferana Etnea territory (south-eastern flank of Mt. Etna): geometry and kinematics by earthquake relocation and focal mechanisms

open access: yesAnnals of Geophysics, 2013
We relocated seismicity that occurred from 2000 to 2005 inside a sector of Mt. Etna, comprising the town of Zafferana Etnea, using the double-difference technique. This approach revealed some spatial clusters of events at depths of 3.0 km to 5.5 km b.s.l.
Salvatore Alparone   +3 more
doaj   +1 more source

Intepirdine Derivatives Possessing Dual 5HT6 Antagonism / HDAC6 Inhibitory Activity

open access: yesChemistry – A European Journal, Volume 31, Issue 57, October 13, 2025.
In the context of developing therapies for dementias and cognitive decline, potent dual acting molecules targeting the GPCR 5HT6 and the enzyme HDAC6 with favorable BBB penetration profile were designed and synthesised. Abstract Alzheimer's Disease (AD) impacts significantly the quality of life of people aged over 65 years old, while millions more ...
Andreas Gkanas   +9 more
wiley   +1 more source

Retrieval of large volcanomagnetic effects observed during the 1981 eruption of Mt.Etna

open access: yesAnnals of Geophysics, 1997
A large temporal anomaly was retrieved in the total geomagnetic field series recorded in 1981 on Mt. Etna at two continuously recording magnetometers, and associated with the March 17-23 eruption of the volcano. Variations were of such large scale that a
R. Napoli, F. Ferrucci, C. Del Negro
doaj   +1 more source

Ionospheric Disturbances During the 4 December 2015, Mt. Etna Eruption

open access: yesEarth and Space Science, Volume 12, Issue 10, October 2025.
Abstract This study presents the detection and characterization of co‐volcanic ionospheric disturbances (CVIDs) associated with Mt. Etna's large‐scale lava fountain (Italy). Leveraging a dense and proximal GNSS network, we identify local Total Electron Content (TEC) perturbations extending up to ∼ ${\sim} $200 km south/southwest of the vent.
F. Ferrara   +7 more
wiley   +1 more source

Self-potential, geoelectric and magnetotelluric studies in Italian active volcanic areas

open access: yesAnnals of Geophysics, 1997
We present the results of self-potential, geoelectric and magnetotelluric studies in Italian active volcanic areas as essential contributions both to structural modeling and to hazard evaluation. On Mt. Etna and Mt.
A. Siniscalchi   +6 more
doaj   +1 more source

Validation of Near Real‐Time Retrieval of Plume Mass Eruption Rates: The Case of the 2021 Eruption of La Soufrière, St Vincent

open access: yesGeochemistry, Geophysics, Geosystems, Volume 26, Issue 10, October 2025.
Abstract Satellite observations have enabled an important advance in the near‐real‐time quantification of the dynamic parameters of the volcanic plume spreading in the atmosphere. However, the link between these observations and the estimation of eruption source parameters, such as the mass eruption rate (MER), remains a scientific obstacle to be ...
A. Michaud‐Dubuy, M. Gouhier
wiley   +1 more source

Ozone Depletion in Tropospheric Volcanic Plumes: From Halogen-Poor to Halogen-Rich Emissions

open access: yesGeosciences, 2018
Volcanic halogen emissions to the troposphere undergo a rapid plume chemistry that destroys ozone. Quantifying the impact of volcanic halogens on tropospheric ozone is challenging, only a few observations exist.
Tjarda J. Roberts
doaj   +1 more source

Relationship between seismicity and eruptive activity at Mt. Etna volcano (Italy) as inferred from historical record analysis: the 1883 and 1971 case histories

open access: yesAnnals of Geophysics, 1996
In this paper historical and recent seismological data are analysed in order to investigate the relationship between seismicity and eruptive phenomena at Mt. Etna volcano.
M. S. Barbano, R. Azzaro
doaj   +1 more source

The cryptic summit graben of Mt. Etna volcano [PDF]

open access: yesJournal of Volcanology and Geothermal Research, 2019
Previous studies have inferred the likelihood of a summit graben at Mt. Etna, but until now there has been no direct observation or evidence of such a feature. Here, the results of 43 years of deformation measurements at the summit are reported, in which the presence of an actively forming north-south graben 1.5 km wide is evident, with a maximum ...
openaire   +1 more source

Marine magnetic investigation of the submarine base of Mt. Etna and Hyblean Plateau

open access: yesAnnals of Geophysics, 2002
Two marine magnetic surveys were carried out during 1997 and 1999 in the Ionian Sea off the eastern coast of Sicily to investigate the magnetic structures of the eastern base of Mt. Etna and the Hyblean Plateau.
R. Napoli, F. Ferrucci, C. Del Negro
doaj   +1 more source

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