{"id":170700,"date":"2014-03-06T12:12:00","date_gmt":"2014-03-06T17:12:00","guid":{"rendered":"https:\/\/dev.totemweb.design\/macommunaute\/evenements\/u12069-conference-iupac-avec-le-professeur-olli-ikkala-aalto\/"},"modified":"2014-03-06T12:12:00","modified_gmt":"2014-03-06T17:12:00","slug":"u12069-conference-iupac-avec-le-professeur-olli-ikkala-aalto","status":"publish","type":"evenements","link":"https:\/\/dev.totemweb.design\/macommunaute\/evenements\/u12069-conference-iupac-avec-le-professeur-olli-ikkala-aalto\/","title":{"rendered":"Conf\u00e9rence IUPAC avec le professeur Olli Ikkala (Aalto)"},"content":{"rendered":"<div>\n<p><strong><strong>Titre :<\/strong><\/strong> From Static Self-Assemblies, Hierarchies adn Biomimetic Materials to Dynamic Self-Assemblies.<\/p>\n<p>Le D\u00e9partement de chimie a le plaisir et l\u2019honneur d\u2019accueillir dans le cadre des conf\u00e9rences IUPAC le professeur<strong> Olli Ikkala <\/strong>du D\u00e9partement de physique appliqu\u00e9e \u00e0 Aalto University (anciennement Helsinki University of Technology) en Finlande. Son allocution sera donn\u00e9e en anglais.<\/p>\n<p><strong>R\u00e9sum\u00e9 :<\/strong> Biological materials characteristically involve self-assembled structures at different length scales using subtle combinations of supramolecular interactions of various strengths. Inspired by them, we have pursued towards hierarchical static and responsive self-assemblies for various functions using simpler tectons, thus allowing rational constructs. Among the most straightforward approaches for hierarchies is to use structural units of different sizes, ranging from low molecular weights to polymers and to colloids and beyond, connected by physical interactions, such as hydrogen bonds, coordinations, ionic bonds and multivalent interactions to mimick sacrificial bonds of natural materials. Combining polymeric and low molecular weight supramolecular adducts leads to a wide variety of hierarchies. Selecting polypeptidic blocks therein allows to additionally control the secondary structure to be \u03b1-helical, \u03b2-sheet, and random coil within the self-assemblies. On the other hand, combining colloidal level units, such as nanoclay sheets or nanocellulose nanofibers, with polymers leads to biomimetic nanocomposites which open routes for feasible mechanical properties and functional materials. One can combine colloidal, polymeric, and low molecular weight units in supramolecular constructs, leading to biomimetic structures, providing sacrificial bonds for tailored toughness. Colloidal nanofibers and nanorods allow functional networks and surface self-assemblies. Finally a model system is presented allowing to investigate adaptive patterns, complexity and emergent properties in static self-assemblies and switching to dynamic dissipative self-assemblies, suggesting new approaches for several polymer assemblies. <\/p>\n<p><strong>Programme scientifique <br \/><\/strong>\u00e0 venir.<\/p>\n<p><strong>\u00c0 propos des conf\u00e9rences IUPAC<br \/><\/strong> Les conf\u00e9rences <a href=\"http:\/\/www.iupac.org\/\">IUPAC<\/a> ont \u00e9t\u00e9 rendues possibles suite \u00e0 la tenue \u00e0 Montr\u00e9al en 1990 du Congr\u00e8s International IUPAC sur les macromol\u00e9cules, qui a regroup\u00e9 environ 2200 scientifiques. Elles permettent au D\u00e9partement de chimie de l\u2019Universit\u00e9 de Montr\u00e9al d\u2019inviter des scientifiques de renom qui ont contribu\u00e9 \u00e0 l\u2019avancement des sciences en chimie macromol\u00e9culaire.<\/p>\n<p><a href=\"http:\/\/physics.aalto.fi\/groups\/molmat\">Profil et int\u00e9r\u00eats de recherche<\/a><\/p>\n<\/div>\n","protected":false},"excerpt":{"rendered":"<p>Titre : From Static Self-Assemblies, Hierarchies adn Biomimetic Materials to Dynamic Self-Assemblies.<\/p>\n<p>Le D\u00e9partement de chimie a le plaisir et l\u2019honneur d\u2019accueillir dans le cadre des conf\u00e9rences IUPAC le professeur Olli Ikkala du D\u00e9partement de physique appliqu\u00e9e \u00e0 Aalto University (anciennement Helsinki University of Technology) en Finlande. Son allocution sera donn\u00e9e en anglais.<\/p>\n<p>R\u00e9sum\u00e9 : Biological materials characteristically involve self-assembled structures at different length scales using subtle combinations of supramolecular interactions of various strengths. Inspired by them, we have pursued towards hierarchical static and responsive self-assemblies for various functions using simpler tectons, thus allowing rational constructs. Among the most straightforward approaches for hierarchies is to use structural units of different sizes, ranging from low molecular weights to polymers and to colloids and beyond, connected by physical interactions, such as hydrogen bonds, coordinations, ionic bonds and multivalent interactions to mimick sacrificial bonds of natural materials. Combining polymeric and low molecular weight supramolecular adducts leads to a wide variety of hierarchies. Selecting polypeptidic blocks therein allows to additionally control the secondary structure to be \u03b1-helical, \u03b2-sheet, and random coil within the self-assemblies. On the other hand, combining colloidal level units, such as nanoclay sheets or nanocellulose nanofibers, with polymers leads to biomimetic nanocomposites which open routes for feasible mechanical properties and functional materials. One can combine colloidal, polymeric, and low molecular weight units in supramolecular constructs, leading to biomimetic structures, providing sacrificial bonds for tailored toughness. Colloidal nanofibers and nanorods allow functional networks and surface self-assemblies. Finally a model system is presented allowing to investigate adaptive patterns, complexity and emergent properties in static self-assemblies and switching to dynamic dissipative self-assemblies, suggesting new approaches for several polymer assemblies. <\/p>\n<p>Programme scientifique \u00e0 venir.<\/p>\n<p>\u00c0 propos des conf\u00e9rences IUPAC Les conf\u00e9rences IUPAC ont \u00e9t\u00e9 rendues possibles suite \u00e0 la tenue \u00e0 Montr\u00e9al en 1990 du Congr\u00e8s International IUPAC sur les macromol\u00e9cules, qui a regroup\u00e9 environ 2200 scientifiques. Elles permettent au D\u00e9partement de chimie de l\u2019Universit\u00e9 de Montr\u00e9al d\u2019inviter des scientifiques de renom qui ont contribu\u00e9 \u00e0 l\u2019avancement des sciences en chimie macromol\u00e9culaire.<\/p>\n<p>Profil et int\u00e9r\u00eats de recherche<\/p>\n<p><a href=\"https:\/\/dev.totemweb.design\/macommunaute\/evenements\/u12069-conference-iupac-avec-le-professeur-olli-ikkala-aalto\/\">read more<\/a><\/p>","protected":false},"author":14260,"featured_media":0,"comment_status":"open","ping_status":"closed","template":"","thematiques":[],"regions":[80],"class_list":["post-170700","evenements","type-evenements","status-publish","hentry","regions-montreal"],"acf":{"evenement_date":"2014-03-12","evenement_date_fin":"2014-03-12","evenement_heure_debut":"11:00:00","evenement_heure_fin":"12:30:00","evenement_recurrence":false,"evenement_recurrence_jours":1,"evenement_recurrence_hebdomadaire":[],"evenement_recurrence_mensuelle_2":[],"evenement_recurrence_fin":null,"evenement_lieu":"","evenement_adresse":"","evenement_site_web":"","evenement_inscription":"","evenement_couts":false,"evenement_frais":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v19.6 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Conf\u00e9rence IUPAC avec le professeur Olli Ikkala (Aalto) - Ma Communaut\u00e9<\/title>\n<meta name=\"robots\" content=\"noindex, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Conf\u00e9rence IUPAC avec le professeur Olli Ikkala (Aalto) - Ma Communaut\u00e9\" \/>\n<meta property=\"og:description\" content=\"Titre : From Static Self-Assemblies, Hierarchies adn Biomimetic Materials to Dynamic Self-Assemblies. Le D\u00e9partement de chimie a le plaisir et l\u2019honneur d\u2019accueillir dans le cadre des conf\u00e9rences IUPAC le professeur Olli Ikkala du D\u00e9partement de physique appliqu\u00e9e \u00e0 Aalto University (anciennement Helsinki University of Technology) en Finlande. Son allocution sera donn\u00e9e en anglais. R\u00e9sum\u00e9 : Biological materials characteristically involve self-assembled structures at different length scales using subtle combinations of supramolecular interactions of various strengths. Inspired by them, we have pursued towards hierarchical static and responsive self-assemblies for various functions using simpler tectons, thus allowing rational constructs. Among the most straightforward approaches for hierarchies is to use structural units of different sizes, ranging from low molecular weights to polymers and to colloids and beyond, connected by physical interactions, such as hydrogen bonds, coordinations, ionic bonds and multivalent interactions to mimick sacrificial bonds of natural materials. Combining polymeric and low molecular weight supramolecular adducts leads to a wide variety of hierarchies. Selecting polypeptidic blocks therein allows to additionally control the secondary structure to be \u03b1-helical, \u03b2-sheet, and random coil within the self-assemblies. On the other hand, combining colloidal level units, such as nanoclay sheets or nanocellulose nanofibers, with polymers leads to biomimetic nanocomposites which open routes for feasible mechanical properties and functional materials. One can combine colloidal, polymeric, and low molecular weight units in supramolecular constructs, leading to biomimetic structures, providing sacrificial bonds for tailored toughness. Colloidal nanofibers and nanorods allow functional networks and surface self-assemblies. Finally a model system is presented allowing to investigate adaptive patterns, complexity and emergent properties in static self-assemblies and switching to dynamic dissipative self-assemblies, suggesting new approaches for several polymer assemblies.  Programme scientifique \u00e0 venir. \u00c0 propos des conf\u00e9rences IUPAC Les conf\u00e9rences IUPAC ont \u00e9t\u00e9 rendues possibles suite \u00e0 la tenue \u00e0 Montr\u00e9al en 1990 du Congr\u00e8s International IUPAC sur les macromol\u00e9cules, qui a regroup\u00e9 environ 2200 scientifiques. Elles permettent au D\u00e9partement de chimie de l\u2019Universit\u00e9 de Montr\u00e9al d\u2019inviter des scientifiques de renom qui ont contribu\u00e9 \u00e0 l\u2019avancement des sciences en chimie macromol\u00e9culaire. 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Le D\u00e9partement de chimie a le plaisir et l\u2019honneur d\u2019accueillir dans le cadre des conf\u00e9rences IUPAC le professeur Olli Ikkala du D\u00e9partement de physique appliqu\u00e9e \u00e0 Aalto University (anciennement Helsinki University of Technology) en Finlande. Son allocution sera donn\u00e9e en anglais. R\u00e9sum\u00e9 : Biological materials characteristically involve self-assembled structures at different length scales using subtle combinations of supramolecular interactions of various strengths. Inspired by them, we have pursued towards hierarchical static and responsive self-assemblies for various functions using simpler tectons, thus allowing rational constructs. 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