Search - INSU - Institut national des sciences de l'Univers Access content directly

Filter your results

24 Results
authFullName_s : Nicolas Guignot
Image document

Phase relations and equation of state of a natural MORB: Implications for the density profile of subducted oceanic crust in the Earth's lower mantle

Angèle Ricolleau , Jean‐philippe Perrillat , Guillaume Fiquet , Isabelle Daniel , Jan Matas , et al.
Journal of Geophysical Research : Solid Earth, 2010, 115, pp.B08202. ⟨10.1029/2009JB006709⟩
Journal articles hal-00613945v1


Lucille Daver , Helene Bureau , Eloise Gaillou , Benoit Baptiste , Oulfa Belhadj , et al.
Internation Gemological Conference, Aug 2019, Nantes, France
Conference papers hal-02506349v1
Image document

Local Structure and Density of Liquid Fe‐C‐S Alloys at Moon's Core Conditions

Bin Zhao , Guillaume Morard , Eglantine Boulard , Silvia Boccato , Nicki Siersch , et al.
Journal of Geophysical Research. Planets, 2023, 128 (3), ⟨10.1029/2022JE007577⟩
Journal articles hal-04037830v1

Experimental evidence for perovskite and post-perovskite coexistence throughout the whole D″ region

Denis Andrault , Manuel Muñoz , Nathalie Bolfan-Casanova , Nicolas Guignot , Jean-Philippe Perrillat , et al.
Earth and Planetary Science Letters, 2010, 293, pp.90-96. ⟨10.1016/J.EPSL.2010.02.026⟩
Journal articles istex insu-00549052v1

Thermoelastic properties of post-perovskite phase MgSiO3 determined experimentally at core-mantle boundary P-T conditions

Nicolas Guignot , Denis Andrault , Guillaume Morard , Nathalie Bolfan-Casanova , Mohamed Mezouar
Earth and Planetary Science Letters, 2007, 256 (1-2), pp.162-168. ⟨10.1016/j.epsl.2007.01.025⟩
Journal articles istex hal-01054547v1

Structural characterization of natural UO2 at pressures up to 82 GPa and temperatures up to 2200 K

S. Greaux , Laurent Gautron , Denis Andrault , Nathalie Bolfan-Casanova , Nicolas Guignot , et al.
The American Mineralogist, 2008, 93, pp.1090. ⟨10.2138/am.2008.2735⟩
Journal articles hal-00343577v1

Analytical transmission electron microscopy study of a natural MORB sample assemblage transformed at high pressure and high temperature

Angèle Ricolleau , Guillaume Fiquet , Ahmed Addad , N. Menguy , Christiaian Vanni , et al.
The American Mineralogist, 2008, 93, pp.144-153. ⟨10.2138/am.2008.2532⟩
Journal articles hal-00613662v1
Image document

A new high-pressure technique for the measurement of low frequency seismic attenuation using cyclic torsional loading

Jean-Philippe Perrillat , Roman Bonjan , Yann Le Godec , Frédéric Bergame , Julien Philippe , et al.
Review of Scientific Instruments, 2021, 92 (9), pp.093906. ⟨10.1063/5.0055549⟩
Journal articles hal-03411885v1

Experimental high pressure and high temperature study of the incorporation of uranium in Al-rich CaSiO3 perovskite

Steeve Greaux , Laurent Gautron , Denis Andrault , Nathalie Bolfan-Casanova , Nicolas Guignot , et al.
Physics of the Earth and Planetary Interiors, 2009, 174, pp.254-263. ⟨10.1016/j.pepi.2008.06.010⟩
Journal articles istex hal-00454160v1

Phase transformations of subducted basaltic crust in the upmost lower mantle

Jean-Philippe Perrillat , Angèle Rocolleau , Isabelle Daniel , Guillaume Fiquet , Mohamed Mezouar , et al.
Physics of the Earth and Planetary Interiors, 2006, 157, pp.139-149. ⟨10.1016/j.pepi.2006.04.001⟩
Journal articles istex hal-00093977v1
Image document

Quantitative 4D X-ray microtomography under extreme conditions: a case study on magma migration

Elena Giovenco , Jean-Philippe Perrillat , Eglantine Boulard , Andrew King , Nicolas Guignot , et al.
Journal of Synchrotron Radiation, 2021, 28 (5), pp.1598-1609. ⟨10.1107/S1600577521007049⟩
Journal articles hal-03411879v1

Dissociative melting of ice VII at high pressure

Alexander F. Goncharov , Chrystele Sanloup , Nir Goldman , Jonathan C. Crowhurst , Sorin Bastea , et al.
Journal of Chemical Physics, 2009, 130, pp.124514-124514. ⟨10.1063/1.3100771⟩
Journal articles insu-03604911v1
Image document

Formation of bridgmanite-enriched layer at the top lower-mantle during magma ocean solidification

Longjian Xie , Akira Yoneda , Daisuke Yamazaki , Geeth Manthilake , Yuji Higo , et al.
Nature Communications, 2020, 11 (1), ⟨10.1038/s41467-019-14071-8⟩
Journal articles hal-02462106v1
Image document

Deep and persistent melt layer in the Archaean mantle

Denis Andrault , Giacomo Pesce , Geeth Manthilake , Julien Monteux , Nathalie Bolfan-Casanova , et al.
Nature Geoscience, 2018, 11 (2), pp.139 - 143. ⟨10.1038/s41561-017-0053-9⟩
Journal articles hal-01898410v1
Image document

From the lithosphere to the lower mantle: An aqueous-rich metal-bearing growth environment to form type IIb blue diamonds

Lucille Daver , Hélène Bureau , Églantine Boulard , Éloïse Gaillou , Pierre Cartigny , et al.
Chemical Geology, 2022, 613, pp.121163. ⟨10.1016/j.chemgeo.2022.121163⟩
Journal articles hal-04072684v1
Image document

Evidence for a low-compressibility carbon nitride polymorph elaborated at ambient pressure and mild temperature

Graziella Goglio , Denis Foy , Stanislav Pechev , Jérôme Majimel , Gérard Demazeau , et al.
Diamond and Related Materials, 2009, 18 (4), pp.627-631. ⟨10.1016/j.diamond.2008.10.060⟩
Journal articles hal-00369094v1
Image document

Reevaluation of metal interconnectivity in a partially molten silicate matrix using 3D microtomography

Adrien Néri , Jeremy Guignard , Marc Monnereau , Misha Bystricky , Jean-Philippe Perrillat , et al.
Physics of the Earth and Planetary Interiors, 2020, pp.106571. ⟨10.1016/j.pepi.2020.106571⟩
Journal articles hal-02919897v1
Image document

Deep mantle origin of large igneous provinces and komatiites

Rémy Pierru , Denis Andrault , Geeth Manthilake , Julien Monteux , Jean-Luc Devidal , et al.
Science Advances , 2022, 8 (44), ⟨10.1126/sciadv.abo1036⟩
Journal articles hal-03850999v1

Melting properties of pyrolite: implication for chemical segregation in the primitive Earth’s mantle.

Remy Pierru , Denis Andrault , Geeth Manthilake , Nicolas Guignot , Jean-Paul Itie , et al.
Goldschmidt2021, Jul 2021, Virtual, France. ⟨10.7185/gold2021.4750⟩
Conference papers hal-03517102v1
Image document

The Anomalous Seismic Behavior of Aqueous Fluids Released during Dehydration of Chlorite in Subduction Zones

Geeth Manthilake , Julien Chantel , Nicolas Guignot , Andrew King
Minerals, 2021, 11 (1), pp.70. ⟨10.3390/min11010070 (registering DOI)⟩
Journal articles hal-03108879v1
Image document

The Genesis of Blue Diamonds

Lucille Daver , Helene Bureau , Eloise Gaillou , E. Boulard , Benoît Baptiste , et al.
2019 Diamond Conference, Jul 2019, Warwick, United Kingdom
Conference poster hal-02506335v1
Image document

Stability and equation of state of face-centered cubic and hexagonal close packed phases of argon under pressure

Agnès Dewaele , Angelika D Rosa , Nicolas Guignot , Denis Andrault , João Elias F. S. Rodrigues , et al.
Scientific Reports, 2021, 11 (1), pp.15192. ⟨10.1038/s41598-021-93995-y⟩
Journal articles hal-03524058v1
Image document

A New Reference for the Thermal Equation of State of Iron

Francesca Miozzi , Jan Matas , Nicolas Guignot , James Badro , Julien Siebert , et al.
Minerals, 2020, 10 (2), pp.100. ⟨10.3390/min10020100⟩
Journal articles hal-02553754v1

Melting of Fe-Ni-Si and Fe-Ni-S alloys at megabar pressures: implications for the core-mantle boundary temperature

Guillaume Morard , Denis Andrault , Nicolas Guignot , Julien Siebert , Gaston Garbarino , et al.
Physics and Chemistry of Minerals, 2011, 38, pp.767-776. ⟨10.1007/s00269-011-0449-9⟩
Journal articles istex hal-00671073v1