{"id":6840,"date":"2022-03-04T16:35:01","date_gmt":"2022-03-04T15:35:01","guid":{"rendered":"https:\/\/lgf.mines-stetienne.fr\/teams\/surf\/reactivity-of-divided-solids-and-high-temperature-corrosion\/"},"modified":"2026-05-13T15:33:07","modified_gmt":"2026-05-13T13:33:07","slug":"reactivity-of-divided-solids-and-high-temperature-corrosion","status":"publish","type":"page","link":"https:\/\/lgf.mines-stetienne.fr\/en\/teams\/surf\/reactivity-of-divided-solids-and-high-temperature-corrosion\/","title":{"rendered":"Reactivity of divided solids and high-temperature corrosion"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">We study<strong> the chemical transformations of solids <\/strong>under the effect of heat in a given environment, generally gaseous. These transformations are of major interest in many industrial fields such as additive manufacturing processes, chemistry, the nuclear energy industry, metallurgy, cement manufacturing, mining production, aeronautics, the automotive industry, gas and energy capture and storage, etc., which gives rise to critical environmental and economic challenges.<\/p>\n\n<p class=\"wp-block-paragraph\">Solids may be bulk materials or divided solids, and the chemical transformations include thermal decompositions, high-temperature corrosion reactions (oxidation, nitriding), or solid\u2013gas reactions such as hydrofluorination, carbonation, sulfidation, etc. In all cases, our objective is <strong>to understand the elementary mechanisms and to develop predictive kinetic modelling of the reaction<\/strong>.<\/p>\n\n<ul class=\"wp-block-list\"><li>For bulk solids, this approach provides avenues for improvement relating to composition, processing routes, or the conditions of use of materials.<\/li><li>For divided solids, it is an essential ingredient for the design, implementation and control of reactors and industrial processes, via <strong>digital twins<\/strong>.<\/li><\/ul>\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lgf.mines-stetienne.fr\/wp-content\/uploads\/2022\/03\/surf_03.png\" alt=\"\" class=\"wp-image-5123\" width=\"735\" height=\"493\" srcset=\"https:\/\/lgf.mines-stetienne.fr\/wp-content\/uploads\/2022\/03\/surf_03.png 980w, https:\/\/lgf.mines-stetienne.fr\/wp-content\/uploads\/2022\/03\/surf_03-300x201.png 300w, https:\/\/lgf.mines-stetienne.fr\/wp-content\/uploads\/2022\/03\/surf_03-768x515.png 768w\" sizes=\"auto, (max-width: 735px) 100vw, 735px\" \/><figcaption>Observation of internal isotropic nucleation-and-growth during the decomposition of calcium sulfate dihydrate (gypsum) into calcium sulfate hemihydrate (Joao Preturlan PhD thesis)<\/figcaption><\/figure><\/div>\n\n<h2 class=\"wp-block-heading\">Facilities<\/h2>\n\n<ul class=\"wp-block-list\"><li>Thermal analysis and calorimetry (ESMAT platform): TGA, DTA, DSC, calorimetry, thermodesorption<\/li><li>Characterisation by gas adsorption, Hg porosimetry, SEM-EDX, TEM, FTIR, Raman, Auger\/XPS, X-ray diffraction and tomography,<\/li><li>Modelling in heterogeneous kinetics<\/li><li>Simulation through multiscale coupling<\/li><\/ul>\n\n<div class=\"wp-block-image\"><figure class=\"aligncenter size-full is-resized\"><img loading=\"lazy\" decoding=\"async\" src=\"https:\/\/lgf.mines-stetienne.fr\/wp-content\/uploads\/2022\/03\/surf_04.png\" alt=\"\" class=\"wp-image-5124\" width=\"612\" height=\"458\" srcset=\"https:\/\/lgf.mines-stetienne.fr\/wp-content\/uploads\/2022\/03\/surf_04.png 816w, https:\/\/lgf.mines-stetienne.fr\/wp-content\/uploads\/2022\/03\/surf_04-300x224.png 300w, https:\/\/lgf.mines-stetienne.fr\/wp-content\/uploads\/2022\/03\/surf_04-768x574.png 768w\" sizes=\"auto, (max-width: 612px) 100vw, 612px\" \/><figcaption>Cross-sectional observation of a partially oxidised TA6V alloy powder (Mohamad Siblani PhD thesis)<\/figcaption><\/figure><\/div>\n\n<h2 class=\"wp-block-heading\">PhD thesis<\/h2>\n\n<p class=\"wp-block-paragraph\"><em>Mechanism and kinetics of the reaction between liquid sodium and the nuclear fuel of future fast neutron reactors,<\/em> Concettina Andrello, 2020, coll. CEA Cadarache, JRC Karlsruhe<\/p>\n\n<p class=\"wp-block-paragraph\"><em>Zr oxidation under water vapour<\/em>, Roland Zino, 2021, coll. Framatome, EDF, CEA<\/p>\n\n<p class=\"wp-block-paragraph\"><em>Study and phenomenological modelling of the conversion of uranium oxalate into oxide<\/em>, L\u00e9na\u00efc Desfoug\u00e8res, 2021, coll. CEA Marcoule, ICSM<\/p>\n\n<p class=\"wp-block-paragraph\"><em>Thermo-kinetic modelling of the high-temperature oxidation of a TA6V powder<\/em>, Mohamad Mahdi Siblani, 2022, coll. Polytech Montreal<\/p>\n\n<p class=\"wp-block-paragraph\"><em>Role of irradiation on the kinetics of the reaction between sodium and MOX fuel<\/em>, Tristan Bossert, 2020-2023, coll. CEA Cadarache, JRC Karlsruhe<\/p>\n\n<p class=\"wp-block-paragraph\"><em>Behaviour of new aluminium alloys for additive manufacturing<\/em>, Maxence Buttard, 2020-2023, coll. SIMAP, Constellium<\/p>\n\n<p class=\"wp-block-paragraph\"><em>Development of high-performance NdFeB permanent magnets by Powder Injection Moulding<\/em>, Thomas Bioud, 2021-2024, coll. CEA Grenoble<\/p>\n\n<p class=\"wp-block-paragraph\"><em>Study of the kinetics and mechanisms of over-oxidation of mixed oxides (U,Pu)O<sub>2<\/sub> \u2013 impact on their dissolution behaviour<\/em>, Priscilla Berenguer-Besnard, 2021-2024, coll. CEA Marcoule<\/p>\n\n<h2 class=\"wp-block-heading\">Academic and industrial partners<\/h2>\n\n<p class=\"wp-block-paragraph\">Univ. Hiroshima, Polytech Montreal, CEA, JRC Karlsruhe, CETHIL\/INSA Lyon, SIMAP\/Univ. Grenoble Alpes, UMET Univ. Lille, UCCS\/ENS Chimie Lille, Orano, Framatome, Constellium, Eramet, Saint-Gobain<\/p>\n\n<h2 class=\"wp-block-heading\">Contact<\/h2>\n\n<p class=\"wp-block-paragraph\"><strong>Lo\u00efc Favergeon<br\/><\/strong><a href=\"&#x6d;&#x61;&#105;l&#x74;&#x6f;&#58;&#108;o&#x69;&#x63;&#46;&#102;a&#x76;&#x65;&#114;ge&#x6f;&#x6e;&#64;m&#x69;&#x6e;&#101;&#115;-&#x73;&#x74;&#101;&#116;i&#x65;&#x6e;&#110;e&#46;&#x66;&#x72;\">&#x6c;&#x6f;&#x69;&#x63;&#x2e;&#x66;&#97;&#118;&#101;&#114;geon&#x40;&#x6d;&#x69;&#x6e;&#x65;&#x73;&#45;&#115;&#116;&#101;&#116;ien&#x6e;&#x65;&#x2e;&#x66;&#x72;<\/a><br\/>+33 4 77 42 02 93<\/p>\n","protected":false},"excerpt":{"rendered":"<p>We study the chemical transformations of solids under the effect of heat in a given environment, generally gaseous. These transformations are of major interest in many industrial fields such as additive manufacturing processes, chemistry, the nuclear energy industry, metallurgy, cement manufacturing, mining production, aeronautics, the automotive industry, gas and energy capture and storage, etc., which&hellip;<\/p>\n","protected":false},"author":2,"featured_media":0,"parent":6839,"menu_order":20,"comment_status":"closed","ping_status":"closed","template":"","meta":{"_relevanssi_hide_post":"","_relevanssi_hide_content":"","_relevanssi_pin_for_all":"","_relevanssi_pin_keywords":"","_relevanssi_unpin_keywords":"","_relevanssi_related_keywords":"","_relevanssi_related_include_ids":"","_relevanssi_related_exclude_ids":"","_relevanssi_related_no_append":"","_relevanssi_related_not_related":"","_relevanssi_related_posts":"","_relevanssi_noindex_reason":"","footnotes":""},"tags":[],"class_list":["post-6840","page","type-page","status-publish","hentry","entry","no-media"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v28.1 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>Reactivity of divided solids and high-temperature corrosion &#8211; Laboratoire Georges Friedel<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/lgf.mines-stetienne.fr\/en\/teams\/surf\/reactivity-of-divided-solids-and-high-temperature-corrosion\/\" \/>\n<meta property=\"og:locale\" content=\"en_US\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Reactivity of divided solids and high-temperature corrosion &#8211; Laboratoire Georges Friedel\" \/>\n<meta property=\"og:description\" content=\"We study the chemical transformations of solids under the effect of heat in a given environment, generally gaseous. 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