Intraplate volcanism originating from upwelling hydrous mantle transition zone

J Yang, M Faccenda - Nature, 2020 - nature.com
Most magmatism occurring on Earth is conventionally attributed to passive mantle upwelling
at mid-ocean ridges, to slab devolatilization at subduction zones, or to mantle plumes …

Structure, materials and processes in the Earth's core and mantle

V Dehant, SA Campuzano, A De Santis… - Surveys in …, 2022 - Springer
This paper reviews current knowledge about the Earth's core and the overlying deep mantle
in terms of structure, chemical and mineralogical compositions, physical properties, and …

A cool runaway greenhouse without surface magma ocean

F Selsis, J Leconte, M Turbet, G Chaverot, É Bolmont - Nature, 2023 - nature.com
Water vapour atmospheres with content equivalent to the Earth's oceans, resulting from
impacts or a high insolation,, were found to yield a surface magma ocean,. This was …

Deep hydrous mantle reservoir provides evidence for crustal recycling before 3.3 billion years ago

AV Sobolev, EV Asafov, AA Gurenko, NT Arndt… - Nature, 2019 - nature.com
Water strongly influences the physical properties of the mantle and enhances its ability to
melt or convect. Its presence can also be used to trace recycling of surface reservoirs down …

Breaking Earth's shell into a global plate network

CA Tang, AAG Webb, WB Moore, YY Wang… - Nature …, 2020 - nature.com
The initiation mechanism of Earth's plate tectonic cooling system remains uncertain. A
growing consensus suggests that multi-plate tectonics was preceded by cooling through a …

The influence of bulk composition on the long-term interior-atmosphere evolution of terrestrial exoplanets

RJ Spaargaren, MD Ballmer, DJ Bower, C Dorn… - Astronomy & …, 2020 - aanda.org
Aims. The secondary atmospheres of terrestrial planets form and evolve as a consequence
of interaction with the interior over geological time. We aim to quantify the influence of …

Interior dynamics of super-Earth 55 Cancri e

TG Meier, DJ Bower, T Lichtenberg… - Astronomy & …, 2023 - aanda.org
The ultra-short-period super-Earth 55 Cancri e has a measured radius of 1.88 Earth radii.
Previous thermal phase curve observations suggest a strong temperature contrast between …

Deep mantle origin of large igneous provinces and komatiites

R Pierru, D Andrault, G Manthilake, J Monteux… - Science …, 2022 - science.org
Large igneous provinces (LIPs) resulted from intraplate magmatic events mobilizing
volumes of magma up to several million cubic kilometers. LIPs and lavas with deep mantle …

Oxygen controls on magmatism in rocky exoplanets

Y Lin, W van Westrenen… - Proceedings of the …, 2021 - National Acad Sciences
Refractory oxygen bound to cations is a key component of the interior of rocky exoplanets. Its
abundance controls planetary properties including metallic core fraction, core composition …

Solidus melting of pyrolite and bridgmanite: Implication for the thermochemical state of the Earth's interior

R Pierru, L Pison, A Mathieu, E Gardés… - Earth and Planetary …, 2022 - Elsevier
Melting properties of the deep mantle remain controversial due to experimental difficulties;
eg, reports of solidus temperatures of mantle-relevant compositions span over∼ 700 K at …