Oxidation as an Early Stage in the Multistep Thermal Decomposition of Uranium(IV) Oxalate into U3O8

Autor: Lénaïc Desfougeres, Loïc Favergeon, Maelig Ollivier, Renaud Podor, Nicolas Clavier, Philippe Martin, Éléonore Welcomme, Myrtille O.J.Y. Hunault, Julie Hennuyer

Publikováno v: Inorganic Chemistry
Inorganic Chemistry, American Chemical Society, In press, ⟨10.1021/acs.inorgchem.0c01047⟩
Inorganic Chemistry, inPress, ⟨10.1021/acs.inorgchem.0c01047⟩

International audience; The thermal decomposition of actinides oxalates greatly depends on the oxidation state of the cation, the gas involved and the physical characteristics of the precursor. In the actinides series, uranium(IV) oxalate U(C 2 O 4)

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::7c098aae04807a3eaf7307cf55f23c81
https://doi.org/10.1021/acs.inorgchem.0c01047

Diffusion in CaCO3 Calcite Investigated by Atomic-Scale Simulations

Autor: Loïc Favergeon, Rémy Besson, David Tingaud

Publikováno v: Journal of Physical Chemistry C
Journal of Physical Chemistry C, American Chemical Society, 2019, 123 (36), pp.21825 à 21837. ⟨10.1021/acs.jpcc.9b03611⟩
Journal of Physical Chemistry C, 2019, 123 (36), pp.21825 à 21837. ⟨10.1021/acs.jpcc.9b03611⟩

International audience; In the context of CO2 storage, we used ab initio-based atomic-scale modelings and simulations to study oxygen and carbon diffusion in CaCO3 calcite. In overall agreement with earlier experimental findings, oxygen diffusion is

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::93ef28e502d9a4db5e769590dae83f4b
https://doi.org/10.1021/acs.jpcc.9b03611

Synthesis, characterization and low-temperature carbonation of mesoporous magnesium oxide

Autor: Kais Nahdi, Sondes Hamdi, Loïc Favergeon, Laetitia Vieille

Publikováno v: Journal of Thermal Analysis and Calorimetry
Journal of Thermal Analysis and Calorimetry, Springer Verlag, 2019, 138 (3), pp.1923-1933. ⟨10.1007/s10973-019-08431-1⟩

A sample of MgO was successfully synthesized using thermal decomposition of hydromagnesite and compared to commercial material. The characterization of materials using XRD, SEM, BET and BJH methods showed that the thermal decomposition way led to rec

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::073bdc41e19c8ae18a9f267d4c793dc4
https://doi.org/10.1007/s10973-019-08431-1

Universal Kinetics of the Thermal Decomposition of Synthetic Smithsonite over Different Atmospheric Conditions

Autor: Loïc Favergeon, Masahiro Fukuda, Daichi Hara, Yasuhiro Sakai, Yuu Tanaka, Nobuyoshi Koga

Publikováno v: Journal of Physical Chemistry C
Journal of Physical Chemistry C, American Chemical Society, 2021, 125 (2), pp.1384 à 1402. ⟨10.1021/acs.jpcc.0c10130⟩

International audience; The thermal decomposition of smithsonite (ZnCO3) was studied to obtain a universal kinetic description of the process applicable to a range of reaction conditions. A synthesized ZnCO3 was subjected to thermoanalytical measurem

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::c2c36c41698335b361e7af4d96e239be
https://hal-emse.ccsd.cnrs.fr/emse-03170672/document

Thermal Dehydration of Lithium Sulfate Monohydrate Revisited with Universal Kinetic Description over Different Temperatures and Atmospheric Water Vapor Pressures

Autor: Yui Yamamoto, Loïc Favergeon, Nobuyoshi Koga

Publikováno v: Journal of Physical Chemistry C
Journal of Physical Chemistry C, American Chemical Society, 2020, 124 (22), pp.11960-11976. ⟨10.1021/acs.jpcc.0c02739⟩

International audience; This study aims to universally describe the kinetic features of the thermal dehydration of lithium sulfate monohydrate across different temperatures (T) and atmospheric water vapor pressures (p(H2O)) as a model reaction of the

Externí odkaz: https://explore.openaire.eu/search/publication?articleId=doi_dedup___::da0e2e3b6e40004bbf40205f66fdb6c0
https://hal-emse.ccsd.cnrs.fr/emse-02973065/document