Results 81 to 90 of about 510,795 (213)

Heat diffusion and size reduction of a spherical magma chamber

open access: yes, 1984
An analytical solution is derived for the size reduction of a spherical magma chamber cooling by conduction. The use of moving boundary conditions and the constraint of a spherical symmetry allow one to ignore the details of the heat redistribution ...
Boschi E., Dragoni M., Bonafede M.
core   +1 more source

Numerical simulation of convection and mixing in magma chambers replenished with CO2-rich magma

open access: yes, 2006
Magma convection and mixing, and periodic refilling, commonly occur in magma chambers.We show here that the presence of CO2 in the refilling magma is a very efficient mean of inducing buoyant-driven plume rise and large scale convection.
Longo, A.   +3 more
core   +1 more source

GEODYNAMICS AS WAVE DYNAMICS OF THE MEDIUM COMPOSED OF ROTATING BLOCKS

open access: yesГеодинамика и тектонофизика, 2015
The geomedium block concept envisages that stresses in the medium composed of rotating blocks have torque and thus predetermine the medium's energy capacity (in terms of [Ponomarev, 2008]).
Alexander V. Vikulin
doaj   +1 more source

An upper-crust lid over the Long Valley magma chamber. [PDF]

open access: yesSci Adv, 2023
Biondi E   +4 more
europepmc   +1 more source

Magma chamber behavior beneath a volcanic edifice

open access: yes, 2003
International audienceThe construction of a large volcanic edifice at Earth's surface generates stresses in the upper crust whose magnitude is comparable to those of tectonic stresses and overpressures within a magma chamber.
Pinel, Virginie   +3 more
core   +1 more source

Collaboration: Poetry, Counselling and Psychology [PDF]

open access: yes, 2019
This article gives advice about how writers can collaborate with counsellors and psychologists. 8 counsellors and psychologists were paired with 8 poets at a special event at the University of Central Lancashire in May 2019. The poets wrote new poems for
Reddick, Yvonne
core   +2 more sources

The role of volatiles exsolution in magma chambers failure

open access: yes, 2020
Manuscript Preprint by Annen and Pinel Abstract: One fundamental question in volcanology is how magma chambers fail and feed volcanic eruptions. For a magma chamber to fail, the overpressure in the chamber must exceed the strength of the solid wall ...
Pinel, Virginie, Annen, Catherine
core   +1 more source

Development and Iterative Design of an educational game “Magma Pop” to teach undergraduate fractional crystallization concepts [PDF]

open access: yesGeoscience Communication
Fractional crystallization and mineralogy are foundational yet challenging topics in undergraduate geoscience education. The M&M's® magma chamber lab is a widely used hands-on activity to illustrate these concepts, but students often focus on ...
S. Saha   +5 more
doaj   +1 more source

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