{"id":4891,"date":"2022-04-19T08:15:13","date_gmt":"2022-04-19T08:15:13","guid":{"rendered":"https:\/\/www.icsuro.com\/?p=4891"},"modified":"2023-11-30T17:34:06","modified_gmt":"2023-11-30T16:34:06","slug":"formule-pop-parfaite","status":"publish","type":"post","link":"https:\/\/icsuro.com\/fr\/formule-pop-parfaite\/","title":{"rendered":"La recette pour obtenir le \u00ab pop \u00bb parfait \u00e0 l&#039;ouverture d&#039;un vin mousseux"},"content":{"rendered":"<p>Faire \u00e9clater une bouteille de champagne est une expression universelle de c\u00e9l\u00e9bration, mais la fronti\u00e8re est mince entre un pop de c\u00e9l\u00e9bration et un \u00e9clat de bulles de nettoyage. Professeur d&#039;universit\u00e9 Dra. Eugenia Cheng a cr\u00e9\u00e9 une formule math\u00e9matique pour obtenir la pieuvre parfaite.<\/p>\n<p>- je <strong>le secret r\u00e9side dans la fa\u00e7on dont la bouteille est refroidie<\/strong>.<\/p>\n<p>Eugenia Cheng, chercheuse associ\u00e9e au d\u00e9partement de math\u00e9matiques et de statistiques de l&#039;universit\u00e9 de Sheffield, a identifi\u00e9 la pieuvre parfaite gr\u00e2ce \u00e0 un logiciel informatique d&#039;analyse spectrale qui analyse l&#039;\u00ab anneau \u00bb qu&#039;elle produit. Ses recherches ont r\u00e9v\u00e9l\u00e9 que <strong>la sonnerie la plus d\u00e9sirable d&#039;un tire-bouchon est \u00e0 un niveau constant entre 8 000 Hz et 12 000 Hz<\/strong>, qualifi\u00e9e de tonalit\u00e9 \u00ab brillante \u00bb par les ing\u00e9nieurs du son.<\/p>\n<p>Cela pla\u00eet \u00e0 l&#039;oreille humaine car une fr\u00e9quence constante cr\u00e9e des sons comparables aux cymbales et aux chants d&#039;oiseaux, tandis que les tons dont l&#039;intensit\u00e9 de fr\u00e9quence fluctue provoquent des bruits durs, comme des clous sur un tableau.<\/p>\n<p>Pour aider les h\u00f4tes \u00e0 obtenir ce \u00ab pop parfait \u00bb chez eux, Cheng a eu recours aux math\u00e9matiques, en utilisant deux variables\u00a0:<strong> temp\u00e9rature et pression de la main, pour cr\u00e9er la formule du pop parfait<\/strong>:<\/p>\n<p><a href=\"https:\/\/www.icsuro.com\/wp-content\/uploads\/2022\/04\/Dise\u00f1o-sin-t\u00edtulo-54.png\"><img fetchpriority=\"high\" decoding=\"async\" class=\"aligncenter size-large wp-image-4892\" src=\"https:\/\/www.icsuro.com\/wp-content\/uploads\/2022\/04\/Dise\u00f1o-sin-t\u00edtulo-54-1024x1024.png\" alt=\"Dessin sans titre (54)\" width=\"1024\" height=\"1024\" \/><\/a><\/p>\n<p>La formule stipule qu&#039;une bouteille de champagne doit \u00eatre refroidie \u00e0 6,7 degr\u00e9s Celsius avec une force de traction minimale appliqu\u00e9e pour ouvrir le bouchon.<\/p>\n<p>L&#039;exp\u00e9rience du Dr Cheng a r\u00e9v\u00e9l\u00e9 qu&#039;en pratique, un r\u00e9frig\u00e9rateur typique ne refroidit qu&#039;une bouteille de champagne \u00e0 11 degr\u00e9s. Donc, <strong>pour atteindre les conditions optimales d&#039;\u00e9clatement du bouchon \u00e0 6,7 degr\u00e9s, la bouteille doit \u00eatre refroidie dans un seau \u00e0 glace pendant 40 minutes<\/strong>.<\/p>\n<p>En refroidissant la bouteille p\u00e9tillante plus longtemps pour atteindre des temp\u00e9ratures plus basses, les bulles \u00e0 l&#039;int\u00e9rieur auront moins d&#039;\u00e9nergie, n\u00e9cessitant moins de pression lors du retrait du bouchon car moins de gaz s&#039;\u00e9chappera, ce qui entra\u00eenera un toucher plus agr\u00e9able plut\u00f4t qu&#039;un bruit fort.<\/p>\n<p>Le Dr Cheng commente : \u00ab Le bruit d&#039;un bouchon qui saute est certainement associ\u00e9 \u00e0 la f\u00eate, mais il existe un d\u00e9bat pour savoir si une pieuvre doit \u00eatre bruyante et p\u00e9tillante, ou calme et r\u00e9serv\u00e9e, et j&#039;\u00e9tais intrigu\u00e9 de voir ce que les math\u00e9matiques pouvaient nous apprendre \u00e0 ce sujet. \u00bb<\/p>","protected":false},"excerpt":{"rendered":"<p>Faire \u00e9clater une bouteille de champagne est une expression universelle de c\u00e9l\u00e9bration, mais la fronti\u00e8re est mince entre un pop de c\u00e9l\u00e9bration et un \u00e9clat de bulles de nettoyage. Professeur d&#039;universit\u00e9 Dra. Eugenia Cheng a cr\u00e9\u00e9 une formule math\u00e9matique pour obtenir la pieuvre parfaite. \u2013 et le secret r\u00e9side dans la fa\u00e7on dont la bouteille est refroidie. [\u2026]<\/p>","protected":false},"author":5,"featured_media":7611,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37],"tags":[9,11],"class_list":["post-4891","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-noticies-corporatives-2","tag-icsuro","tag-tap-de-suro"],"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v25.9 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>La f\u00f3rmula pel &quot;pop&quot; perfecte quan obrim un escum\u00f3s - Icsuro<\/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:\/\/icsuro.com\/fr\/formule-pop-parfaite\/\" \/>\n<meta property=\"og:locale\" content=\"fr_FR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"La f\u00f3rmula pel &quot;pop&quot; perfecte quan obrim un escum\u00f3s - Icsuro\" \/>\n<meta property=\"og:description\" content=\"Fer una ampolla de bombolles \u00e9s una expressi\u00f3 universal de celebraci\u00f3, per\u00f2 hi ha una l\u00ednia fina entre un pop de celebraci\u00f3 i una explosi\u00f3 de bombolles per netejar. 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