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	<title>Sciences et Ing&#233;nierie de la Mati&#232;re Molle </title>
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		<title>L&#233;a Gaonac'h finaliste de ma th&#232;se en 180 secondes &#224; Sorbonne Universit&#233;</title>
		<link>https://www.simm.espci.fr/Lea-Gaonac-h-finaliste-de-ma-these-en-180-secondes-a-Sorbonne-Universite.html</link>
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		<dc:date>2026-04-02T07:56:34Z</dc:date>
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		<dc:creator>Antoine Chateauminois</dc:creator>



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&lt;p&gt;F&#233;licitations &#224; L&#233;a Gaonac'h qui a fait partie des 12 finalistes du concours ma th&#232;se en 180 secondes &#224; Sorbonne Universit&#233; le jeudi 19 mars 2026 &#224; l'Auditorium du campus Pierre et Marie Curie, sous l'&#233;gide de la vice-pr&#233;sidence Recherche, Doctorat et Innovation de Sorbonne Universit&#233;, &#201;lisabeth Angel-Perez. &lt;br class='autobr' /&gt;
Elle a brillamment relev&#233; le d&#233;fi de vulgariser ses travaux sur le frottement des hydrogels devant un jury et un public de non sp&#233;cialistes .&lt;/p&gt;


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<item xml:lang="fr">
		<title>Coarsening-driven bubble dynamics in wet foam</title>
		<link>https://www.simm.espci.fr/Coarsening-driven-bubble-dynamics-in-wet-foam.html</link>
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		<dc:date>2026-03-09T12:46:13Z</dc:date>
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		<dc:language>fr</dc:language>
		<dc:creator>Armand Hakopian</dc:creator>


		<dc:subject>Col-droite-postes</dc:subject>

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&lt;p&gt;Proposition de stage &lt;br class='autobr' /&gt;
Laboratoire Sciences et Ing&#233;nierie de la Mati&#232;re Molle, (SIMM) &lt;br class='autobr' /&gt;
Adresse : ESPCI, 10 Rue Vauquelin 75005 Paris &lt;br class='autobr' /&gt;
Directeur du laboratoire : Jean-Baptiste d'Espinose &lt;br class='autobr' /&gt;
Responsables du projet : Anniina Salonen, Reinhard H&#246;hler &lt;br class='autobr' /&gt;
Contact : , &lt;br class='autobr' /&gt;
Possibility of PhD : yes (funding pending from ESA/CNES) &lt;br class='autobr' /&gt;
Aqueous foams are dispersions of gas bubbles in a liquid. These out of equilibrium systems will evolve towards disappearance through several ageing mechanism. Surface (&#8230;)&lt;/p&gt;


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		<title>Solid lubricants : from spacecraft to pencil friction</title>
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		<dc:date>2026-01-22T21:30:07Z</dc:date>
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		<dc:language>fr</dc:language>
		<dc:creator>Armand Hakopian</dc:creator>


		<dc:subject>Col-droite-postes</dc:subject>

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&lt;p&gt;Proposition de stage &lt;br class='autobr' /&gt;
Laboratoire Sciences et Ing&#233;nierie de la Mati&#232;re Molle, (SIMM) &lt;br class='autobr' /&gt;
Adresse : ESPCI, 10 Rue Vauquelin 75005 Paris &lt;br class='autobr' /&gt;
Directeur du laboratoire : Jean-Baptiste d'Espinose &lt;br class='autobr' /&gt;
Responsables du projet : Jean Comtet &lt;br class='autobr' /&gt;
Contact : ; https://blog.espci.fr/jcomtet/ &lt;br class='autobr' /&gt; Reducing friction between materials is a long-standing challenge in tribology&#8212;the science of friction, wear, and lubrication. In everyday machines, friction is usually controlled with liquid or semi-solid lubricants such (&#8230;)&lt;/p&gt;


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		<title>Solid lubricants: from spacecraft to pencil friction</title>
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		<dc:date>2026-01-22T21:30:06Z</dc:date>
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		<dc:language>en</dc:language>
		<dc:creator>Armand Hakopian</dc:creator>


		<dc:subject>Col-droite-postes</dc:subject>

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&lt;p&gt;Internship proposal &lt;br class='autobr' /&gt;
Laboratoire Sciences et Ing&#233;nierie de la Mati&#232;re Molle, (SIMM) &lt;br class='autobr' /&gt;
Address: ESPCI, 10 Rue Vauquelin 75005 Paris &lt;br class='autobr' /&gt;
Head: Jean-Baptiste d'Espinose &lt;br class='autobr' /&gt;
Supervisors: Jean Comtet &lt;br class='autobr' /&gt;
Contact : ; https://blog.espci.fr/jcomtet/ &lt;br class='autobr' /&gt; Reducing friction between materials is a long-standing challenge in tribology&#8212;the science of friction, wear, and lubrication. In everyday machines, friction is usually controlled with liquid or semi-solid lubricants such as oils and greases. Oils are (&#8230;)&lt;/p&gt;


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		<title>Innovative approaches to multiscale mechanics</title>
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		<dc:date>2026-01-09T12:04:08Z</dc:date>
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		<dc:language>en</dc:language>
		<dc:creator>Etienne Barthel</dc:creator>



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&lt;p&gt;The intrinsically multiscale nature of soft matter requires the use of a wide range of experimental approaches. The great diversity of the systems studied calls for a certain degree of methodological inventiveness, particularly at intermediate scales, where standard tools are often lacking. Depending on the nature of the system, this involves designing and combining suitable techniques to link the different scales, from chemical bonding to macroscopic response, via weakly coupled (&#8230;)&lt;/p&gt;


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&lt;a href="https://www.simm.espci.fr/-Multiscale-mechanics-of-soft-dissipative-materials-.html" rel="directory"&gt;Multiscale mechanics of soft dissipative materials&lt;/a&gt;


		</description>



		

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		<title>Heterogeneous, complex or architected materials</title>
		<link>https://www.simm.espci.fr/Heterogeneous-complex-or-architected-materials.html</link>
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		<dc:date>2026-01-09T11:54:11Z</dc:date>
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		<dc:language>en</dc:language>
		<dc:creator>Etienne Barthel</dc:creator>



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&lt;p&gt;The nature of mesostructures (heterogeneities, phase separation, self-assembled...), their architectures (grain assemblies, porous structures with varied topologies, fibrous materials,...), their interfaces and their interactions (friction, matrix effects, living colloids,...) allow for a wide variety of responses, sometimes sought after, sometimes endured, but which must be characterized, understood, and explained. **Examples** pore instabilities, magnetic elastomers AK granular (&#8230;)&lt;/p&gt;


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&lt;a href="https://www.simm.espci.fr/-Multiscale-mechanics-of-soft-dissipative-materials-.html" rel="directory"&gt;Multiscale mechanics of soft dissipative materials&lt;/a&gt;


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	</item>
<item xml:lang="en">
		<title>Large deformations, constitutive laws, and material instabilities</title>
		<link>https://www.simm.espci.fr/Large-deformations-constitutive-laws-and-material-instabilities.html</link>
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		<dc:date>2026-01-09T11:53:10Z</dc:date>
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		<dc:language>en</dc:language>
		<dc:creator>Etienne Barthel</dc:creator>



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&lt;p&gt;At mesoscales, local deformations and rearrangements induce specific mechanical behaviors, associated with a distribution of dynamics, often slow, which give rise to complex responses, sometimes particularly original. Their coupling with large deformations can also generate singular effects. These different nonlinearities lead to a wide variety of instabilities, in which material behaviors and geometric effects are intimately intertwined. Their description within the framework of continuum (&#8230;)&lt;/p&gt;


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&lt;a href="https://www.simm.espci.fr/-Multiscale-mechanics-of-soft-dissipative-materials-.html" rel="directory"&gt;Multiscale mechanics of soft dissipative materials&lt;/a&gt;


		</description>



		

	</item>
<item xml:lang="fr">
		<title>Des mat&#233;riaux h&#233;t&#233;rog&#232;nes, complexes ou architectur&#233;s</title>
		<link>https://www.simm.espci.fr/Des-materiaux-heterogenes-complexes-ou-architectures.html</link>
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		<dc:date>2026-01-06T10:40:44Z</dc:date>
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		<dc:language>fr</dc:language>
		<dc:creator>Etienne Barthel</dc:creator>



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&lt;p&gt;La nature des m&#233;sostructures &#8212; h&#233;t&#233;rog&#233;n&#233;it&#233;s, s&#233;paration de phase, assemblage&#8212;, leurs architectures &#8212; assemblage de grains, structures poreuses aux topologies vari&#233;es, mat&#233;riaux fibreux&#8212;, leurs interfaces et leurs interactions &#8212; friction, matrice, collo&#239;des vivants&#8212;, permet une grande vari&#233;t&#233; de r&#233;ponses, parfois recherch&#233;es, parfois subies, mais qu'il nous faut caract&#233;riser, comprendre et expliquer. **Exemples instabilit&#233;s de pores, elastom&#232;res magn&#233;tiques AK assemblage de granulaires : (&#8230;)&lt;/p&gt;


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&lt;a href="https://www.simm.espci.fr/-Mecanique-multi-echelle-des-systemes-dissipatifs-mous-.html" rel="directory"&gt;M&#233;canique multi-&#233;chelle des syst&#232;mes dissipatifs mous&lt;/a&gt;


		</description>



		

	</item>
<item xml:lang="fr">
		<title>Grandes d&#233;formations, lois de comportement et instabilit&#233;s mat&#233;rielles</title>
		<link>https://www.simm.espci.fr/Grandes-deformations-lois-de-comportement-et-instabilites-materielles.html</link>
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		<dc:date>2026-01-06T10:25:47Z</dc:date>
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		<dc:language>fr</dc:language>
		<dc:creator>Etienne Barthel</dc:creator>



		<description>
&lt;p&gt;Aux m&#233;so&#233;chelles, les d&#233;formations locales et les r&#233;arrangements induisent des comportements m&#233;caniques sp&#233;cifiques, associ&#233;s &#224; une distribution de dynamiques, souvent lentes, qui donnent lieu &#224; des r&#233;ponses complexes, parfois particuli&#232;rement originales. Leur couplage avec les grandes d&#233;formations peut &#233;galement engendrer des effets singuliers. Ces diff&#233;rentes non-lin&#233;arit&#233;s conduisent &#224; une grande vari&#233;t&#233; d'instabilit&#233;s, dans lesquelles les comportements mat&#233;riels et les effets (&#8230;)&lt;/p&gt;


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&lt;a href="https://www.simm.espci.fr/-Mecanique-multi-echelle-des-systemes-dissipatifs-mous-.html" rel="directory"&gt;M&#233;canique multi-&#233;chelle des syst&#232;mes dissipatifs mous&lt;/a&gt;


		</description>



		

	</item>
<item xml:lang="fr">
		<title>Approches innovantes de la m&#233;canique multi&#233;chelle</title>
		<link>https://www.simm.espci.fr/Approches-innovantes-de-la-mecanique-multiechelle.html</link>
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		<dc:date>2026-01-06T10:13:27Z</dc:date>
		<dc:format>text/html</dc:format>
		<dc:language>fr</dc:language>
		<dc:creator>Etienne Barthel</dc:creator>



		<description>
&lt;p&gt;Le caract&#232;re intrins&#232;quement multi&#233;chelle de la mati&#232;re molle impose le recours &#224; une large palette d'approches exp&#233;rimentales. La grande diversit&#233; des syst&#232;mes &#233;tudi&#233;s exige une certaine inventivit&#233; m&#233;thodologique, en particulier aux &#233;chelles interm&#233;diaires, o&#249; les outils standards font souvent d&#233;faut. Selon la nature du syst&#232;me, il s'agit de concevoir et de combiner des techniques adapt&#233;es permettant de relier les diff&#233;rentes &#233;chelles, depuis la liaison chimique jusqu'&#224; la r&#233;ponse (&#8230;)&lt;/p&gt;


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