Blog | charleslelosq

Charles Ll

Jun 14, 20201 min read

Iron behavior in lavas!

Iron oxidation state in magmas is an important variable that allows volcanologist to better know the state of the magmatic system at...

Charles Le Losq

Mar 20, 20174 min read

The molecular structure of silicate melts: how it influences their thermodynamic and rheological pro

We saw in previous posts that magmas are constituted of a silicate melt, crystals and gas bubbles. At the molecular scale, silicate melts...

Charles Le Losq

Aug 4, 20163 min read

Comportement of isotopes in silicate melts

Isotopes are elements that contain the same number of protons Z but different numbers of neutrons N. Because of the slight difference in...

Charles Le Losq

Jan 28, 20161 min read

More on the environment of water in magmas!

In addition to the work publish in American Mineralogist (see blog post from February 2015), we recently reported on the specific bonding...

Charles Le Losq

Feb 22, 20154 min read

Molecular environment of water in magmas

The dynamic (e.g., effusif vs explosive) of volcanic eruption is strongly influenced by how magmas release the dissolved fluids they...

Charles Ll

Feb 2, 20152 min read

About the viscosity of Vesuvius and Erebus volcanoes!

The viscosity of a magma is an important parameter that influence how it erupts at the Earth surface. For instance, basaltic melts, poor...

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Charles Ll

Jan 29, 20151 min read

AGU Fall Meeting 2014: a lot about isotopic stuffs!

I currently work in collaboration with Célia Dalou (University of Minnesota), Bjorn Mysen (Senior Scientist, GL) and George Cody (Acting...