Dynamics, monitoring, and forecasting of tephra in the atmosphere

F Pardini, S Barsotti, C Bonadonna… - Reviews of …, 2024 - Wiley Online Library
Explosive volcanic eruptions inject hot mixtures of solid particles (tephra) and gasses into
the atmosphere. Entraining ambient air, these mixtures can form plumes rising tens of …

Tephra sedimentation and grainsize associated with pulsatory activity: the 2021 Tajogaite eruption of Cumbre Vieja (La Palma, Canary Islands, Spain)

C Bonadonna, M Pistolesi, L Dominguez… - Frontiers in Earth …, 2023 - frontiersin.org
Long-lasting eruptions are of complex characterization and are typically associated with
challenging risk assessment and crisis management due to the usual occurrence of multiple …

Deposition behaviour of inclined momentum sediment-laden jet

Y Chen, E Otoo, Y Chen, Z Xu, X Li, Y Zhou - Ocean Engineering, 2023 - Elsevier
As wastewater is commonly disposed of in the form of sediment-laden jet from a submarine
outfall, the sediment movement when the jet evolves in the ambient water and its final …

Particle concentrations and sizes for the onset of settling‐driven gravitational instabilities: Experimental validation and application to volcanic ash clouds

A Fries, J Lemus, PA Jarvis, AB Clarke… - Journal of …, 2024 - Wiley Online Library
Settling‐driven gravitational instabilities (SDGIs) can form at the base of buoyant particle‐
laden suspensions, modulating particle sedimentation in various settings such as …

Dynamics of sediment-laden plumes in the ocean

N Mingotti, AW Woods - Flow, 2022 - cambridge.org
We present a series of experiments to illustrate the dynamics of positively or negatively
buoyant particle-laden plumes in a cross-flow, with relevance for the discharge of sediment …

Modelling settling-driven gravitational instabilities at the base of volcanic clouds using the lattice Boltzmann method

J Lemus, A Fries, PA Jarvis, C Bonadonna… - Frontiers in Earth …, 2021 - frontiersin.org
Field observations and laboratory experiments have shown that ash sedimentation can be
significantly affected by collective settling mechanisms that promote premature ash …

[HTML][HTML] Effects of wind on the stability of explosive eruption plumes

T Paladino, SK Nawotniak, B Nicholson… - Journal of Volcanology …, 2024 - Elsevier
Explosive volcanic eruptions can produce eruption plumes and pyroclastic density currents
that can severely damage life and property. While many factors influence eruption plume …

Tephra segregation profiles based on disdrometer observations and tephra dispersal modeling: Vulcanian eruptions of Sakurajima volcano, Japan

K Takishita, AP Poulidis, M Iguchi - Earth, Planets and Space, 2024 - Springer
The profile of tephra concentration along a volcanic plume (ie, the tephra segregation
profile) is an important source parameter for the simulation of tephra transport and …

Solid–liquid phase change in planetary cores

L Huguet, Q Kriaa… - Comptes …, 2024 - comptes-rendus.academie-sciences …
Les phénomènes de cristallisation et de fusion se produisent dans divers contextes
géophysiques à diverses échelles spatiales et temporelles. Ils prennent notamment place …

[PDF][PDF] Electromagnetic Monitoring of Italian Volcanoes with the RDF Network

V Straser, D Cataldi, G Cataldi… - … Technologies and Health …, 2021 - telegeco.gr
This paper, presents useful relative technologies in decision making for public health
protection in terms of electromagnetism surveyllance datasets at volcanic geographies in …