{"id":28944,"date":"2021-08-26T16:05:20","date_gmt":"2021-08-26T14:05:20","guid":{"rendered":"https:\/\/itemm.fr\/itemm\/?p=28944"},"modified":"2021-08-31T15:52:27","modified_gmt":"2021-08-31T13:52:27","slug":"etude-dune-embouchure-besson","status":"publish","type":"post","link":"https:\/\/itemm.fr\/itemm\/etude-dune-embouchure-besson\/","title":{"rendered":"\u00c9tude d&#8217;une embouchure &#8220;Besson&#8221;"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"28944\" class=\"elementor elementor-28944\" data-elementor-post-type=\"post\">\n\t\t\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-47f6054e elementor-section-height-min-height elementor-section-boxed elementor-section-height-default elementor-section-items-middle\" data-id=\"47f6054e\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;background_background&quot;:&quot;gradient&quot;,&quot;shape_divider_bottom&quot;:&quot;waves&quot;,&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t\t<div class=\"elementor-background-overlay\"><\/div>\n\t\t\t\t\t\t<div class=\"elementor-shape elementor-shape-bottom\" aria-hidden=\"true\" data-negative=\"false\">\n\t\t\t<svg xmlns=\"http:\/\/www.w3.org\/2000\/svg\" viewBox=\"0 0 1000 100\" preserveAspectRatio=\"none\">\n\t<path class=\"elementor-shape-fill\" d=\"M421.9,6.5c22.6-2.5,51.5,0.4,75.5,5.3c23.6,4.9,70.9,23.5,100.5,35.7c75.8,32.2,133.7,44.5,192.6,49.7\n\tc23.6,2.1,48.7,3.5,103.4-2.5c54.7-6,106.2-25.6,106.2-25.6V0H0v30.3c0,0,72,32.6,158.4,30.5c39.2-0.7,92.8-6.7,134-22.4\n\tc21.2-8.1,52.2-18.2,79.7-24.2C399.3,7.9,411.6,7.5,421.9,6.5z\"\/>\n<\/svg>\t\t<\/div>\n\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-6f0324f6\" data-id=\"6f0324f6\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-21598d26 elementor-widget elementor-widget-theme-post-title elementor-page-title elementor-widget-heading\" data-id=\"21598d26\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"theme-post-title.default\">\n\t\t\t\t\t<h1 class=\"elementor-heading-title elementor-size-default\">\u00c9tude d&#8217;une embouchure &#8220;Besson&#8221;<\/h1>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-43ddbeb elementor-align-center elementor-widget elementor-widget-post-info\" data-id=\"43ddbeb\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"post-info.default\">\n\t\t\t\t\t\t\t<ul class=\"elementor-inline-items elementor-icon-list-items elementor-post-info\">\n\t\t\t\t\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-ede85bd elementor-inline-item\" itemprop=\"author\">\n\t\t\t\t\t\t<a href=\"https:\/\/itemm.fr\/itemm\/author\/cedric\/\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-author\">\n\t\t\t\t\t\t\t\t\t\tcedric.charrier\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-ef11192 elementor-inline-item\" itemprop=\"datePublished\">\n\t\t\t\t\t\t<a href=\"https:\/\/itemm.fr\/itemm\/2021\/08\/26\/\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-date\">\n\t\t\t\t\t\t\t\t\t\t<time>ao\u00fbt 26, 2021<\/time>\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<\/a>\n\t\t\t\t<\/li>\n\t\t\t\t<li class=\"elementor-icon-list-item elementor-repeater-item-e52f4f7 elementor-inline-item\" itemprop=\"about\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-icon\">\n\t\t\t\t\t\t\t\t<i aria-hidden=\"true\" class=\"fas fa-tags\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t<span class=\"elementor-icon-list-text elementor-post-info__item elementor-post-info__item--type-terms\">\n\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-post-info__terms-list\">\n\t\t\t\t<a href=\"https:\/\/itemm.fr\/itemm\/category\/innovation\/conservation-du-patrimoine\/\" class=\"elementor-post-info__terms-list-item\">Conservation du patrimoine<\/a>\t\t\t\t<\/span>\n\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t<\/li>\n\t\t\t\t<\/ul>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<section class=\"elementor-section elementor-top-section elementor-element elementor-element-3a830e93 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"3a830e93\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-top-column elementor-element elementor-element-1d69901\" data-id=\"1d69901\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-b84d10d elementor-widget elementor-widget-theme-post-featured-image elementor-widget-image\" data-id=\"b84d10d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"theme-post-featured-image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"528\" src=\"https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig2-1024x528.png\" class=\"attachment-large size-large wp-image-28951\" alt=\"etude embouchure Besson fig2\" srcset=\"https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig2-1024x528.png 1024w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig2-600x309.png 600w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig2-300x155.png 300w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig2-768x396.png 768w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig2.png 1533w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-4660e3ec elementor-widget elementor-widget-spacer\" data-id=\"4660e3ec\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-2ac3b552 elementor-widget elementor-widget-theme-post-excerpt\" data-id=\"2ac3b552\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"theme-post-excerpt.default\">\n\t\t\t\t\tLa mesure de la perce (le rayon int\u00e9rieur) des instruments de musique par tomographie \u00e0 rayons X devient d\u00e9licate d\u00e8s lors que les parois de l'instrument deviennent \u00e9paisses, c'est-\u00e0-dire de la m\u00eame taille que le rayon.\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-435dc6fe elementor-widget elementor-widget-spacer\" data-id=\"435dc6fe\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-7c91f421 elementor-widget elementor-widget-text-editor\" data-id=\"7c91f421\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Dans ce cas, des artefacts li\u00e9s \u00e0 la technique de tomographie comme le durcissement du faisceau (1) rendent la d\u00e9tection automatique de la paroi ambig\u00fce. Une estimation manuelle, image par image, est plus longue, mais plus pr\u00e9cise, mais ne r\u00e9sout pas toutes les incertitudes.<\/p><p>L&#8217;embouchure des instruments de musique est une partie extr\u00eamement importante qui doit \u00eatre mesur\u00e9e avec pr\u00e9cision. Afin de valider les estimations issues de la tomographie, une mesure ind\u00e9pendante a \u00e9t\u00e9 faite en r\u00e9alisant un moulage silicone de l&#8217;embouchure. Non seulement cette seconde mesure a valid\u00e9 la m\u00e9thodologie par tomographie, mais elle offre une estimation avec moins de parasites de l&#8217;embouchure. Ce moulage en silicone a \u00e9t\u00e9 r\u00e9alis\u00e9 par l&#8217;\u00e9quipe scientifique de la Cit\u00e9 de la Musique \u00e0 Paris.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-5386037 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"5386037\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-0d7a4ff\" data-id=\"0d7a4ff\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6b24204 elementor-widget elementor-widget-image\" data-id=\"6b24204\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"494\" height=\"1024\" src=\"https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig1_gauche-494x1024.jpg\" class=\"attachment-large size-large wp-image-28950\" alt=\"etude embouchure Besson fig1_gauche\" srcset=\"https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig1_gauche-494x1024.jpg 494w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig1_gauche-scaled-600x1244.jpg 600w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig1_gauche-145x300.jpg 145w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig1_gauche-768x1592.jpg 768w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig1_gauche-741x1536.jpg 741w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig1_gauche-988x2048.jpg 988w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig1_gauche-scaled.jpg 1235w\" sizes=\"(max-width: 494px) 100vw, 494px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Photo du moulage silicone de l'embouchure de la trompette \"Besson\" E.0925. Une partie du fond a \u00e9t\u00e9 enlev\u00e9e num\u00e9riquement pour am\u00e9liorer le contraste. <\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-1fcecbf\" data-id=\"1fcecbf\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-6e0caf2 elementor-widget elementor-widget-image\" data-id=\"6e0caf2\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"1024\" height=\"562\" src=\"https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig1_droite-1024x562.png\" class=\"attachment-large size-large wp-image-28949\" alt=\"etude embouchure Besson fig1_gauche\" srcset=\"https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig1_droite-1024x562.png 1024w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig1_droite-600x329.png 600w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig1_droite-300x165.png 300w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig1_droite-768x421.png 768w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig1_droite.png 1338w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Comparaison entre la mesure de la perce de l'embouchure par tomographie \u00e0 rayons X et par moulage silicone. Les deux mesures concordent tr\u00e8s bien, avec une mesure moins bruit\u00e9e pour le moulage silicone.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-b3792d5 elementor-widget elementor-widget-text-editor\" data-id=\"b3792d5\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Cette m\u00e9thode permet donc de compenser certains d\u00e9fauts inh\u00e9rents \u00e0 la m\u00e9thode par tomodensitom\u00e9trie, et la combinaison des deux permet de scanner finement un instrument, y compris \u00e0 l\u2019int\u00e9rieur de la mati\u00e8re ou dans des zones difficilement accessibles<\/p><p id=\"docs-internal-guid-29104177-7fff-c455-c82f-6531738ac291\" dir=\"ltr\" style=\"line-height: 1.2; text-align: justify; margin-top: 0pt; margin-bottom: 0pt;\"><span style=\"font-size: 12pt; font-family: 'Liberation Serif'; color: #000000; background-color: transparent; font-weight: 400; font-style: normal; font-variant: normal; text-decoration: none; vertical-align: baseline; white-space: pre-wrap;\">\u00a0<\/span><\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-1cbc5a2 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"1cbc5a2\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-100 elementor-inner-column elementor-element elementor-element-6b0c9d7\" data-id=\"6b0c9d7\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-fdcba54 elementor-widget elementor-widget-image\" data-id=\"fdcba54\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t\t\t\t\t\t\t\t\t<figure class=\"wp-caption\">\n\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"1024\" height=\"528\" src=\"https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig2-1024x528.png\" class=\"attachment-large size-large wp-image-28951\" alt=\"etude embouchure Besson fig2\" srcset=\"https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig2-1024x528.png 1024w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig2-600x309.png 600w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig2-300x155.png 300w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig2-768x396.png 768w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2021\/08\/etude-embouchure-Besson-fig2.png 1533w\" sizes=\"(max-width: 1024px) 100vw, 1024px\" \/>\t\t\t\t\t\t\t\t\t\t\t<figcaption class=\"widget-image-caption wp-caption-text\">Image issue de la tomographie de la trompette E.0925 : d\u00e9tail sur l'embouchure. \u00c0 comparer avec la Fig.1.<\/figcaption>\n\t\t\t\t\t\t\t\t\t\t<\/figure>\n\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-e035fd3 elementor-widget elementor-widget-text-editor\" data-id=\"e035fd3\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>(1) Le durcissement du faisceau apparait au voisinage de mati\u00e8res de forte densit\u00e9. Il est d\u00fb \u00e0 des diff\u00e9rences de densit\u00e9 tr\u00e8s \u00e9lev\u00e9es au sein de la structure travers\u00e9e. On distingue alors sur l&#8217;image une ombre dans et imm\u00e9diatement \u00e0 c\u00f4t\u00e9 d&#8217;une structure \u00e0 haut contraste.<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-234e366 elementor-widget elementor-widget-text-editor\" data-id=\"234e366\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t\t\t\t\t\t<p>Article \u00e9crit par : Tobias VAN BAARSEL<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<section class=\"elementor-section elementor-inner-section elementor-element elementor-element-2b55d203 elementor-section-boxed elementor-section-height-default elementor-section-height-default\" data-id=\"2b55d203\" data-element_type=\"section\" data-e-type=\"section\" data-settings=\"{&quot;ekit_has_onepagescroll_dot&quot;:&quot;yes&quot;}\">\n\t\t\t\t\t\t<div class=\"elementor-container elementor-column-gap-default\">\n\t\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-35692e03\" data-id=\"35692e03\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap elementor-element-populated\">\n\t\t\t\t\t\t<div class=\"elementor-element elementor-element-42cbae77 elementor-widget elementor-widget-heading\" data-id=\"42cbae77\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Partager cet article<\/h2>\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t<div class=\"elementor-column elementor-col-50 elementor-inner-column elementor-element elementor-element-1c2cd6c1\" data-id=\"1c2cd6c1\" data-element_type=\"column\" data-e-type=\"column\">\n\t\t\t<div class=\"elementor-widget-wrap 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aria-hidden=\"true\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-grid-item\" role=\"listitem\">\n\t\t\t\t\t\t<div class=\"elementor-share-btn elementor-share-btn_email\" role=\"button\" tabindex=\"0\" aria-label=\"Partager sur email\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<span class=\"elementor-share-btn__icon\">\n\t\t\t\t\t\t\t\t<i class=\"fas fa-envelope\" aria-hidden=\"true\"><\/i>\t\t\t\t\t\t\t<\/span>\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<div class=\"elementor-element elementor-element-5f6bb68b elementor-widget elementor-widget-spacer\" data-id=\"5f6bb68b\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"spacer.default\">\n\t\t\t\t\t\t\t<div class=\"elementor-spacer\">\n\t\t\t<div class=\"elementor-spacer-inner\"><\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-56f9056c elementor-widget elementor-widget-heading\" data-id=\"56f9056c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Plus \u00e0 d\u00e9couvrir<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3f7ac4da elementor-grid-2 elementor-posts--align-center elementor-grid-tablet-2 elementor-grid-mobile-1 elementor-posts--thumbnail-top elementor-card-shadow-yes elementor-posts__hover-gradient elementor-widget elementor-widget-posts\" data-id=\"3f7ac4da\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;cards_columns&quot;:&quot;2&quot;,&quot;cards_row_gap&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;30&quot;,&quot;sizes&quot;:[]},&quot;cards_columns_tablet&quot;:&quot;2&quot;,&quot;cards_columns_mobile&quot;:&quot;1&quot;,&quot;cards_row_gap_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;cards_row_gap_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;ekit_we_effect_on&quot;:&quot;none&quot;}\" data-widget_type=\"posts.cards\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-posts-container elementor-posts elementor-posts--skin-cards elementor-grid\" role=\"list\">\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-62267 post type-post status-publish format-standard has-post-thumbnail hentry category-anciens-eleves category-101 description-off\" role=\"listitem\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/itemm.fr\/itemm\/francois-xavier-soulard-loreille-dacier-du-concours-international-de-piano-de-mayenne\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" src=\"https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2025\/09\/article-ancien-eleve-300x169.jpg\" class=\"attachment-medium size-medium wp-image-61517\" alt=\"\" srcset=\"https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2025\/09\/article-ancien-eleve-300x169.jpg 300w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2025\/09\/article-ancien-eleve-768x432.jpg 768w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2025\/09\/article-ancien-eleve-600x337.jpg 600w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2025\/09\/article-ancien-eleve.jpg 970w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__badge\">anciens \u00e9l\u00e8ves<\/div>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/itemm.fr\/itemm\/francois-xavier-soulard-loreille-dacier-du-concours-international-de-piano-de-mayenne\/\" >\n\t\t\t\tFran\u00e7ois-Xavier Soulard : l&#8217;oreille d&#8217;acier du Concours International de Piano de Mayenne\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>Alors que les virtuoses s\u2019affrontent sur sc\u00e8ne, un homme \u0153uvre dans l\u2019ombre pour que la magie op\u00e8re. Fran\u00e7ois-Xavier Soulard, l&#8217;accordeur officiel du concours, est le<\/p>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-post__meta-data\">\n\t\t\t\t\t<span class=\"elementor-post-date\">\n\t\t\t28 avril 2026\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<article class=\"elementor-post elementor-grid-item post-62264 post type-post status-publish format-standard has-post-thumbnail hentry category-anciens-eleves category-101 description-off\" role=\"listitem\">\n\t\t\t<div class=\"elementor-post__card\">\n\t\t\t\t<a class=\"elementor-post__thumbnail__link\" href=\"https:\/\/itemm.fr\/itemm\/yannick-laridon-le-scientifique-devenu-docteur-des-accordeons-a-riom\/\" tabindex=\"-1\" ><div class=\"elementor-post__thumbnail\"><img loading=\"lazy\" decoding=\"async\" width=\"300\" height=\"169\" src=\"https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2025\/09\/article-ancien-eleve-300x169.jpg\" class=\"attachment-medium size-medium wp-image-61517\" alt=\"\" srcset=\"https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2025\/09\/article-ancien-eleve-300x169.jpg 300w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2025\/09\/article-ancien-eleve-768x432.jpg 768w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2025\/09\/article-ancien-eleve-600x337.jpg 600w, https:\/\/itemm.fr\/itemm\/wp-content\/uploads\/2025\/09\/article-ancien-eleve.jpg 970w\" sizes=\"(max-width: 300px) 100vw, 300px\" \/><\/div><\/a>\n\t\t\t\t<div class=\"elementor-post__badge\">anciens \u00e9l\u00e8ves<\/div>\n\t\t\t\t<div class=\"elementor-post__text\">\n\t\t\t\t<h3 class=\"elementor-post__title\">\n\t\t\t<a href=\"https:\/\/itemm.fr\/itemm\/yannick-laridon-le-scientifique-devenu-docteur-des-accordeons-a-riom\/\" >\n\t\t\t\tYannick Laridon, le scientifique devenu \u00ab docteur \u00bb des accord\u00e9ons \u00e0 Riom\t\t\t<\/a>\n\t\t<\/h3>\n\t\t\t\t<div class=\"elementor-post__excerpt\">\n\t\t\t<p>\u00c0 Riom, dans le Puy-de-D\u00f4me, Yannick Laridon a op\u00e9r\u00e9 un virage professionnel radical. Ancien chercheur en biologie, il a d\u00e9laiss\u00e9 les \u00e9prouvettes pour se consacrer<\/p>\n\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-post__meta-data\">\n\t\t\t\t\t<span class=\"elementor-post-date\">\n\t\t\t28 avril 2026\t\t<\/span>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/article>\n\t\t\t\t<\/div>\n\t\t\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t<\/div>\n\t\t<\/section>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>La mesure de la perce (le rayon int\u00e9rieur) des instruments de musique par tomographie \u00e0 rayons X devient d\u00e9licate d\u00e8s lors que les parois de l&#8217;instrument deviennent \u00e9paisses, c&#8217;est-\u00e0-dire de la m\u00eame taille que le rayon.<\/p>\n","protected":false},"author":3004,"featured_media":28951,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"elementor_header_footer","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[2176],"tags":[],"class_list":["post-28944","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-conservation-du-patrimoine","category-101","description-off"],"acf":[],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v27.5 - https:\/\/yoast.com\/product\/yoast-seo-wordpress\/ -->\n<title>\u00c9tude d&#039;une embouchure &quot;Besson&quot; | Itemm -<\/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:\/\/itemm.fr\/itemm\/etude-dune-embouchure-besson\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta 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