{"id":11155,"date":"2024-07-22T10:25:35","date_gmt":"2024-07-22T08:25:35","guid":{"rendered":"https:\/\/www.isir.upmc.fr\/?post_type=isir_news&#038;p=11155"},"modified":"2024-07-22T10:28:16","modified_gmt":"2024-07-22T08:28:16","slug":"exploration-des-interactions-tactiles-fines","status":"publish","type":"isir_news","link":"https:\/\/www.isir.upmc.fr\/actualites\/exploration-des-interactions-tactiles-fines\/","title":{"rendered":"Exploration des interactions tactiles fines"},"content":{"rendered":"\n<p class=\"wp-block-paragraph\">Thomas Daunizeau, r\u00e9cemment dipl\u00f4m\u00e9, a r\u00e9alis\u00e9 sa th\u00e8se de doctorat intitul\u00e9e \u00ab\u00a0Interactions Tactiles Fines : Bio-tribologie, Robotique souple, et M\u00e9tamat\u00e9riaux\u00a0\u00bb \u00e0 l\u2019ISIR de Sorbonne Universit\u00e9. Sous la supervision des professeurs Vincent Hayward et Sinan Haliyo, ses travaux ont ouvert de nouvelles perspectives sur la compr\u00e9hension et l&rsquo;application du sens du toucher.<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Exploration des propri\u00e9t\u00e9s de la mati\u00e8re qui fa\u00e7onnent les interactions tactiles<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">\u00ab\u00a0<em>Un simple glissement du doigt nous permet de diff\u00e9rencier le verre de l\u2019acrylique, ou bien d\u2019identifier le fil du bois. Le sens du toucher est un v\u00e9ritable microscope perceptuel dont les interactions tactiles fines nous renseignent sur les propri\u00e9t\u00e9s de la mati\u00e8re\u00a0\u00bb.<\/em> Dans sa th\u00e8se, Thomas Daunizeau explore comment les propri\u00e9t\u00e9s de la mati\u00e8re, de la densit\u00e9 \u00e0 l\u2019\u00e9lasticit\u00e9, fa\u00e7onnent les interactions tactiles \u00e0 travers trois approches compl\u00e9mentaires.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Une premi\u00e8re approche, m\u00ealant bio-tribologie et psychophysique, r\u00e9v\u00e8le notre capacit\u00e9 \u00e0 discerner des asp\u00e9rit\u00e9s submicrom\u00e9triques. Cette prouesse, fruit de la visco\u00e9lasticit\u00e9 des cellules cutan\u00e9es, \u00e9tablit les bases d\u2019un codage pr\u00e9-neuronal des textures.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Une deuxi\u00e8me approche allie robotique souple et bio-inspir\u00e9e pour cr\u00e9er une peau artificielle. Une superposition de polym\u00e8res lui conf\u00e8re des capacit\u00e9s de pr\u00e9hension in\u00e9dites.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Une troisi\u00e8me approche, centrale, vise \u00e0 enrichir les stimuli tactiles en manipulant des ondes \u00e9lastiques. S\u2019appuyant sur l\u2019universalit\u00e9 des lois de la physique, les m\u00e9tamat\u00e9riaux, structures aux propri\u00e9t\u00e9s singuli\u00e8res, sont introduits \u00e0 l\u2019haptique. D\u00e9clin\u00e9s en une gamme de prototypes, ils guident, r\u00e9fl\u00e9chissent, ou focalisent les vibrations en ad\u00e9quation aux pr\u00e9dictions analytiques et num\u00e9riques.<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;galleryId&quot;:&quot;6ad9009760b45&quot;}\" data-wp-interactive=\"core\/gallery\" class=\"wp-block-gallery has-nested-images columns-default is-cropped wp-block-gallery-1 is-layout-flex wp-block-gallery-is-layout-flex\">\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6ad9009762420&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6ad9009762420\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"724\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" data-id=\"11158\" src=\"https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_corneocyte-724x1024.png\" alt=\"\" class=\"wp-image-11158\" srcset=\"https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_corneocyte-724x1024.png 724w, https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_corneocyte-212x300.png 212w, https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_corneocyte-768x1086.png 768w, https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_corneocyte-1086x1536.png 1086w, https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_corneocyte-1448x2048.png 1448w\" sizes=\"auto, (max-width: 724px) 100vw, 724px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><figcaption class=\"wp-element-caption\"><em>Micrographie d&rsquo;une cellule de peau prise au microscope \u00e0 balayage \u00e9lectronique<\/em><\/figcaption><\/figure>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6ad900976290d&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6ad900976290d\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"724\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" data-id=\"11160\" src=\"https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_eskin-724x1024.png\" alt=\"\" class=\"wp-image-11160\" srcset=\"https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_eskin-724x1024.png 724w, https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_eskin-212x300.png 212w, https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_eskin-768x1086.png 768w, https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_eskin-1086x1536.png 1086w, https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_eskin-1448x2048.png 1448w\" sizes=\"auto, (max-width: 724px) 100vw, 724px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><figcaption class=\"wp-element-caption\"><em>Doigt robotique dot\u00e9 d&rsquo;une peau artificielle bio-inspir\u00e9e<\/em><\/figcaption><\/figure>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6ad9009762e00&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6ad9009762e00\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"724\" height=\"1024\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" data-id=\"11162\" src=\"https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_metamaterial-724x1024.png\" alt=\"\" class=\"wp-image-11162\" srcset=\"https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_metamaterial-724x1024.png 724w, https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_metamaterial-212x300.png 212w, https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_metamaterial-768x1086.png 768w, https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_metamaterial-1086x1536.png 1086w, https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_metamaterial-1448x2048.png 1448w\" sizes=\"auto, (max-width: 724px) 100vw, 724px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><figcaption class=\"wp-element-caption\"><em>Matrice de pixels tactiles vibrants r\u00e9alis\u00e9e avec un m\u00e9tamat\u00e9riau<\/em><\/figcaption><\/figure>\n<\/figure>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>Impacts et applications pratiques&nbsp;<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">Des applications pratiques en robotique et en recherche translationnelle sont envisag\u00e9es, notamment pour doter les proth\u00e8ses d&rsquo;un sens du toucher fid\u00e8le gr\u00e2ce \u00e0 des capteurs tactiles et des peaux artificielles<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Ces travaux \u00e9largissent \u00e9galement les horizons de la recherche sur les m\u00e9tamat\u00e9riaux en explorant comment la mati\u00e8re peut \u00eatre architectur\u00e9e \u00e0 diff\u00e9rentes \u00e9chelles pour coder l&rsquo;information tactile. Les m\u00e9tamat\u00e9riaux se r\u00e9v\u00e8lent particuli\u00e8rement efficaces dans la cr\u00e9ation d&rsquo;interfaces haptiques haute-fid\u00e9lit\u00e9 capables de recr\u00e9er des sensations fines et localis\u00e9es, essentielles pour les malvoyants.<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Cette approche a d&rsquo;ailleurs \u00e9t\u00e9 expos\u00e9e \u00e0 la Cit\u00e9 des Sciences, a fait l&rsquo;objet de brevets et est d\u00e9sormais incluse dans un programme de pr\u00e9-maturation technologique.&nbsp;<\/p>\n\n\n\n<h4 class=\"wp-block-heading\"><strong>EuroHaptics Society PhD Award<\/strong><\/h4>\n\n\n\n<p class=\"wp-block-paragraph\">En reconnaissance de ses contributions, Thomas Daunizeau a re\u00e7u le prix \u00ab\u00a0EuroHaptics Society PhD Award\u00a0\u00bb. Ce prix, d\u00e9cern\u00e9 lors de la conf\u00e9rence EuroHaptics 2024, r\u00e9compense au niveau international la meilleure th\u00e8se de doctorat sur la science du toucher et\/ou les technologies haptiques, s\u00e9lectionn\u00e9e pour sa qualit\u00e9 scientifique et son impact potentiel.<\/p>\n\n\n\n<figure data-wp-context=\"{&quot;imageId&quot;:&quot;6ad900976587c&quot;}\" data-wp-interactive=\"core\/image\" data-wp-key=\"6ad900976587c\" class=\"wp-block-image size-large wp-lightbox-container\"><img loading=\"lazy\" decoding=\"async\" width=\"1024\" height=\"731\" data-wp-class--hide=\"state.isContentHidden\" data-wp-class--show=\"state.isContentVisible\" data-wp-init=\"callbacks.setButtonStyles\" data-wp-on--click=\"actions.showLightbox\" data-wp-on--load=\"callbacks.setButtonStyles\" data-wp-on--pointerdown=\"actions.preloadImage\" data-wp-on--pointerenter=\"actions.preloadImageWithDelay\" data-wp-on--pointerleave=\"actions.cancelPreload\" data-wp-on-window--resize=\"callbacks.setButtonStyles\" src=\"https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_presentation-1024x731.jpg\" alt=\"\" class=\"wp-image-11181\" srcset=\"https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_presentation-1024x731.jpg 1024w, https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_presentation-300x214.jpg 300w, https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_presentation-768x549.jpg 768w, https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_presentation-1536x1097.jpg 1536w, https:\/\/www.isir.upmc.fr\/wp-content\/uploads\/2024\/07\/communication_PhD_award_presentation-2048x1463.jpg 2048w\" sizes=\"auto, (max-width: 1024px) 100vw, 1024px\" \/><button\n\t\t\tclass=\"lightbox-trigger\"\n\t\t\ttype=\"button\"\n\t\t\taria-haspopup=\"dialog\"\n\t\t\tdata-wp-bind--aria-label=\"state.thisImage.triggerButtonAriaLabel\"\n\t\t\tdata-wp-init=\"callbacks.initTriggerButton\"\n\t\t\tdata-wp-on--click=\"actions.showLightbox\"\n\t\t\tdata-wp-style--right=\"state.thisImage.buttonRight\"\n\t\t\tdata-wp-style--top=\"state.thisImage.buttonTop\"\n\t\t>\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" width=\"12\" height=\"12\" fill=\"none\" viewBox=\"0 0 12 12\">\n\t\t\t\t<path fill=\"#fff\" d=\"M2 0a2 2 0 0 0-2 2v2h1.5V2a.5.5 0 0 1 .5-.5h2V0H2Zm2 10.5H2a.5.5 0 0 1-.5-.5V8H0v2a2 2 0 0 0 2 2h2v-1.5ZM8 12v-1.5h2a.5.5 0 0 0 .5-.5V8H12v2a2 2 0 0 1-2 2H8Zm2-12a2 2 0 0 1 2 2v2h-1.5V2a.5.5 0 0 0-.5-.5H8V0h2Z\" \/>\n\t\t\t<\/svg>\n\t\t<\/button><figcaption class=\"wp-element-caption\"><em>Thomas Daunizeau pr\u00e9sentant sa th\u00e8se de doctorat lors d&rsquo;une session pl\u00e9ni\u00e8re \u00e0 la conf\u00e9rence EuroHaptics 2024<\/em><\/figcaption><\/figure>\n\n\n\n<p class=\"wp-block-paragraph\">Actuellement postdoctorant \u00e0 l&rsquo;EPFL, Thomas Daunizeau continue d&rsquo;approfondir ses recherches \u00e0 l&rsquo;intersection des capteurs tactiles, de l&rsquo;\u00e9lectroadh\u00e9sion et de la robotique souple.<\/p>\n\n\n\n<hr class=\"wp-block-separator has-alpha-channel-opacity\"\/>\n\n\n\n<p class=\"wp-block-paragraph\"><strong>Contact scientifique <\/strong>: Thomas Daunizeau, Post-doctorant \u00e0 l&rsquo;EPFL ; daunizeau(at)isir.upmc.fr<\/p>\n\n\n\n<p class=\"wp-block-paragraph\">Pour en savoir plus sur ses travaux :\u00a0<a href=\"https:\/\/theses.fr\/s267594\" target=\"_blank\" rel=\"noreferrer noopener\">https:\/\/theses.fr\/s267594<\/a><\/p>\n\n\n\n<hr class=\"wp-block-separator has-text-color has-white-color has-alpha-channel-opacity has-white-background-color has-background\"\/>\n\n\n\n<p class=\"wp-block-paragraph\"><em>Publi\u00e9 le 22\/07\/2024. <\/em><\/p>\n","protected":false},"featured_media":11156,"template":"","isir_news_categories":[244,240],"class_list":["post-11155","isir_news","type-isir_news","status-publish","has-post-thumbnail","hentry","isir_news_categories-distinction","isir_news_categories-recherche"],"_links":{"self":[{"href":"https:\/\/www.isir.upmc.fr\/wp-json\/wp\/v2\/isir_news\/11155","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.isir.upmc.fr\/wp-json\/wp\/v2\/isir_news"}],"about":[{"href":"https:\/\/www.isir.upmc.fr\/wp-json\/wp\/v2\/types\/isir_news"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.isir.upmc.fr\/wp-json\/wp\/v2\/media\/11156"}],"wp:attachment":[{"href":"https:\/\/www.isir.upmc.fr\/wp-json\/wp\/v2\/media?parent=11155"}],"wp:term":[{"taxonomy":"isir_news_categories","embeddable":true,"href":"https:\/\/www.isir.upmc.fr\/wp-json\/wp\/v2\/isir_news_categories?post=11155"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}