{"id":728,"date":"2026-06-12T15:52:15","date_gmt":"2026-06-12T15:52:15","guid":{"rendered":"https:\/\/dominiquepeysson.net\/?post_type=portfolio_item&#038;p=728"},"modified":"2026-06-17T17:13:57","modified_gmt":"2026-06-17T17:13:57","slug":"engrave-your-color-in-marble","status":"publish","type":"portfolio_item","link":"https:\/\/dominiquepeysson.net\/es\/proyecto\/engrave-your-color-in-marble\/","title":{"rendered":"Graba tu color en m\u00e1rmol"},"content":{"rendered":"<h4>\n\t\t\tUne \u0153uvre multisensorielle \u00e0 la m\u00e9moire d&#8217;un papillon disparu\t<\/h4>\n\t\t\t\t<img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/dominiquepeysson.net\/wp-content\/uploads\/2026\/06\/Papillona.jpg?resize=930%2C624&#038;ssl=1\" alt=\"FMNH catalogue no. 474 \/ website extinction.photo\/species\/xerces-blue\/\" itemprop=\"image\" height=\"624\" width=\"930\" title=\"Papillona\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\tFMNH catalogue no. 474 \/ website extinction.photo\/species\/xerces-blue\/\n\t<p>&#8220;Graver ta couleur dans le marbre&#8221; est une installation \u00e0 la m\u00e9moire d&#8217;un papillon disparu, le Xerces de Californie (Glaucopsyche xerces). Beaucoup d&#8217;esp\u00e8ces de papillons ont disparues ou seront amen\u00e9es \u00e0 l&#8217;\u00eatre du fait de la pollution et de la r\u00e9duction de leurs zones d&#8217;habitats.<\/p>\n\t\t\t\t<img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/dominiquepeysson.net\/wp-content\/uploads\/2026\/06\/Xerces_de_Californie.jpg?resize=930%2C538&#038;ssl=1\" alt=\"Xerces_de_Californie\" itemprop=\"image\" height=\"538\" width=\"930\" title=\"Xerces_de_Californie\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\n<h4>\n\t\t\tUne couleur nanostructurelle\t<\/h4>\n\t\t\t\t<img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/dominiquepeysson.net\/wp-content\/uploads\/2026\/06\/EcailleAilePapillon.jpg?resize=930%2C744&#038;ssl=1\" alt=\"Butterfly wing scales magnified 1000x. Each complex scale is made up of about 40 ribs, the ribs are connected by tiny cross bars.\u00a9 Butterfly Wings \u2022 InsteadingSource: https:\/\/insteading.com\/blog\/butterfly-wings\/\" itemprop=\"image\" height=\"744\" width=\"930\" title=\"EcailleAilePapillon\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\tButterfly wing scales magnified 1000x. Each complex scale is made up of about 40 ribs, the ribs are connected by tiny cross bars.\n\u00a9 Butterfly Wings \u2022 Insteading\nSource: https:\/\/insteading.com\/blog\/butterfly-wings\/\n\t<p>La magnifique couleur bleuemauve de ce papillon est une couleur structurelle, r\u00e9sultant non pas de pigments mais de la nanostructure des \u00e9cailles composant ses ailes. Ce sont les interf\u00e9rences optiques qui g\u00e9n\u00e8rent sa couleur, et celle-ci ne se d\u00e9grade donc pas avec le temps, comme c&#8217;est le cas pour les pigments.<\/p>\n<h4>\n\t\t\tR\u00e9sidence dans le laboratoire de nanotechnologies de Troyes\t<\/h4>\n\t\t\t\t<img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/dominiquepeysson.net\/wp-content\/uploads\/2026\/06\/marbre8-scaled.jpg?resize=930%2C1240&#038;ssl=1\" alt=\"marbre8\" itemprop=\"image\" height=\"1240\" width=\"930\" title=\"marbre8\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/dominiquepeysson.net\/wp-content\/uploads\/2026\/06\/Papillonh-scaled.jpg?resize=930%2C1240&#038;ssl=1\" alt=\"Papillonh\" itemprop=\"image\" height=\"1240\" width=\"930\" title=\"Papillonh\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/dominiquepeysson.net\/wp-content\/uploads\/2026\/06\/Papillonf-scaled.jpg?resize=930%2C1240&#038;ssl=1\" alt=\"Papillonf\" itemprop=\"image\" height=\"1240\" width=\"930\" title=\"Papillonf\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t<p>Exp\u00e9rimentations en salle blanche \u00e0 l&#8217;UTT de Troyes, avec Margaux Gaillard, Anna Rumyantseva et Maryon Djavadi-Esfahani.<\/p>\n\t<p>Le traitement \u00e0 l&#8217;\u00e9chelle nanoscopique de la surface de pierres et de morceaux de marbre tente de restituer au mieux sa couleur si lumineuse et d\u00e9licate. \u00c0 l&#8217;inverse de la vie \u00e9ph\u00e9m\u00e8re des papillons et de leur fragilit\u00e9, graver cette structure dans le marbre ou la pierre permet d&#8217;y inscrire la couleur structurelle et de la conserver pendant des millions d&#8217;ann\u00e9es, comme pour les fossiles.<\/p>\n\t\t\t\t<img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/dominiquepeysson.net\/wp-content\/uploads\/2026\/06\/Papillonhb-scaled.jpg?resize=930%2C1240&#038;ssl=1\" alt=\"Papillonhb\" itemprop=\"image\" height=\"1240\" width=\"930\" title=\"Papillonhb\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/dominiquepeysson.net\/wp-content\/uploads\/2026\/06\/Papilloni-scaled.jpg?resize=930%2C1240&#038;ssl=1\" alt=\"Papilloni\" itemprop=\"image\" height=\"1240\" width=\"930\" title=\"Papilloni\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t\t\t<img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/dominiquepeysson.net\/wp-content\/uploads\/2026\/06\/Papillonj-scaled.jpg?resize=930%2C1240&#038;ssl=1\" alt=\"Papillonj\" itemprop=\"image\" height=\"1240\" width=\"930\" title=\"Papillonj\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\tComme les couleurs structurelles sont dues \u00e0 la structuration de la mati\u00e8re, et non \u00e0 des pigments, la couleur en soi peut \u00eatre fossilis\u00e9e, comme c&#8217;est le cas pour cette<br \/>\nplume. Des scientifiques l&#8217;ont d\u00e9couverte fossilis\u00e9e, et la nanostructure responsable de<br \/>\nses couleurs iris\u00e9es ont \u00e9t\u00e9 conserv\u00e9es durant 40 millions d&#8217;ann\u00e9es. C&#8217;est en d\u00e9couvrant cet article montrant que la couleur structurelle pouvait \u00eatre fossilis\u00e9e que j&#8217;ai eu l&#8217;id\u00e9e de graver une couleur dans du marbre. Une nanogravue dans la pierre pourrait en effet permettre de g\u00e9n\u00e9rer une couleur stable dans le temps.<br \/>\nConserver uniquement la couleur du papillon ne ram\u00e8nera pas \u00e0 la vie cette esp\u00e8ce disparue. Il ne peut s&#8217;agir l\u00e0 que d&#8217;un hommage \u00e0 sa beaut\u00e9, pour exprimer au contraire tous nos regrets de ne plus jamais pouvoir le revoir.\n\t\t\t\t<img data-recalc-dims=\"1\" decoding=\"async\" src=\"https:\/\/i0.wp.com\/dominiquepeysson.net\/wp-content\/uploads\/2026\/06\/plume_fossile.jpg?resize=930%2C984&#038;ssl=1\" alt=\"(Image credit: Jakob Vinther\/Yale University)\" itemprop=\"image\" height=\"984\" width=\"930\" title=\"plume_fossile\" onerror=\"this.style.display='none'\" loading=\"lazy\" \/>\n\t\t(Image credit: Jakob Vinther\/Yale University)","protected":false},"excerpt":{"rendered":"<p>Une \u0153uvre multisensorielle \u00e0 la m\u00e9moire d&#8217;un papillon disparu FMNH catalogue no. 474 \/ website extinction.photo\/species\/xerces-blue\/ &#8220;Graver ta couleur dans le marbre&#8221; est une installation \u00e0 la m\u00e9moire d&#8217;un papillon disparu, le Xerces de Californie (Glaucopsyche xerces). Beaucoup d&#8217;esp\u00e8ces de papillons ont disparues ou seront amen\u00e9es \u00e0 l&#8217;\u00eatre du fait [&hellip;]<\/p>","protected":false},"author":1,"featured_media":733,"comment_status":"closed","ping_status":"closed","template":"","meta":[],"portfolio":[2],"class_list":["post-728","portfolio_item","type-portfolio_item","status-publish","has-post-thumbnail","hentry","portfolio-installation"],"jetpack_sharing_enabled":true,"_links":{"self":[{"href":"https:\/\/dominiquepeysson.net\/es\/wp-json\/wp\/v2\/portfolio_item\/728","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dominiquepeysson.net\/es\/wp-json\/wp\/v2\/portfolio_item"}],"about":[{"href":"https:\/\/dominiquepeysson.net\/es\/wp-json\/wp\/v2\/types\/portfolio_item"}],"author":[{"embeddable":true,"href":"https:\/\/dominiquepeysson.net\/es\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dominiquepeysson.net\/es\/wp-json\/wp\/v2\/comments?post=728"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/dominiquepeysson.net\/es\/wp-json\/wp\/v2\/media\/733"}],"wp:attachment":[{"href":"https:\/\/dominiquepeysson.net\/es\/wp-json\/wp\/v2\/media?parent=728"}],"wp:term":[{"taxonomy":"portfolio","embeddable":true,"href":"https:\/\/dominiquepeysson.net\/es\/wp-json\/wp\/v2\/portfolio?post=728"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}