{"id":1576,"date":"2020-07-05T19:26:37","date_gmt":"2020-07-05T16:26:37","guid":{"rendered":"http:\/\/katsanas.com\/?p=1576"},"modified":"2023-10-10T21:48:23","modified_gmt":"2023-10-10T21:48:23","slug":"kendini-onaran-malzeme","status":"publish","type":"post","link":"https:\/\/www.katsanas.com\/en\/kendini-onaran-malzeme\/","title":{"rendered":"KEND\u0130N\u0130 ONARAN MALZEME"},"content":{"rendered":"<p><img decoding=\"async\" src=\"https:\/\/katsanas.com\/wp-content\/uploads\/2020\/07\/kendini-onaran-malzeme.jpg\" alt=\"\" style=\"margin: 0 25px 25px 0; float: left; width: 500px;\"><\/p>\n<h1>KEND\u0130N\u0130 ONARAN MALZEME<\/h1>\n\n\n<p>Velcro olduk\u00e7a kullan\u0131\u015fl\u0131 bir malzemedir ve art\u0131k ayn\u0131 \u00f6zelliklere sahip yumu\u015fak, esnek bir alternatifi var. Bilim insanlar\u0131, Kaliforniya \u00dcniversitesinde, Velcro s\u00fcrecini molek\u00fcler seviyede taklit ederek, birka\u00e7 saniye i\u00e7erisinde birle\u015febilen, kendi kendini onaran bir hidrojel yaratt\u0131. Geli\u015ftirilen hidrojel; cerrahi ipliklerde, hedefli ila\u00e7 sal\u0131n\u0131m\u0131nda, kendi kendini onarabilen plastiklerde ve end\u00fcstriyel yap\u0131\u015ft\u0131r\u0131c\u0131larda kullan\u0131labilme potansiyeli ta\u015f\u0131maktad\u0131r.<\/p>\n\n\n\n<p>Birbirine do\u011fru uzanan c\u0131l\u0131z parmaklara benzeyen sarkan yan zincir molek\u00fclleri polimere j\u00f6le benzeri bir hidrojel \u00f6zelli\u011fi sa\u011flamaktad\u0131r. Hidrojelin geli\u015ftirilme s\u00fcrecinde, biyom\u00fchendis Shyni Varghese liderli\u011findeki ekip, bu molek\u00fcller i\u00e7in ideal uzunlu\u011fun belirlenmesini kolayla\u015ft\u0131racak bilgisayar sim\u00fclasyonlar\u0131 yapt\u0131. Elde edilen madde kendi i\u00e7erisinde ya da ba\u015fka bir hidrojel par\u00e7as\u0131 ile ba\u011flanarak neredeyse an\u0131nda iyile\u015ftirebilir.<\/p>\n\n\n\n<p>Malzemenin davran\u0131\u015f\u0131, ortam\u0131n pH\u2019\u0131n\u0131 ayarlayarak kontrol edilebilir. Laboratuvar testlerinde, asidik (d\u00fc\u015f\u00fck pH) bir \u00e7\u00f6zelti i\u00e7ine yerle\u015ftirildi\u011finde iki hidrojel par\u00e7as\u0131 birbirine ba\u011flan\u0131r. Bununla birlikte, bu \u00e7\u00f6zeltinin pH\u2019\u0131 y\u00fckseltildi\u011finde, kolayca ayr\u0131l\u0131rlar. \u0130\u015flem, par\u00e7alar birle\u015ftirildi\u011finde \u201ckaynak\u201d noktas\u0131n\u0131n kuvvetinde bir kay\u0131p olmadan birka\u00e7 kez tekrar edilerek test edilmi\u015ftir.<\/p>\n\n\n\n<p>Asitli ortamlardaki kuvveti nedeniyle, midedeki \u00fclserleri kapatmak i\u00e7in veya \u00fclserleri hedefleyen ila\u00e7 da\u011f\u0131t\u0131m\u0131 i\u00e7in ideal olabilir. Asit kaplar\u0131nda olu\u015fan delikleri kapatmak i\u00e7in de uygun olabilir, \u00f6yle ki laboratuvarda kullan\u0131m\u0131 kan\u0131tlanm\u0131\u015ft\u0131r.<\/p>\n\n\n\n<p>Varghese \u015fimdi farkl\u0131 pH seviyelerinde de kendi kendini iyile\u015ftiren hidrojellerin ba\u015fka versiyonlar\u0131n\u0131 yaratmay\u0131 umuyor, b\u00f6ylece bu hidrojelin asidik ko\u015fullar d\u0131\u015f\u0131nda da kullan\u0131lmas\u0131na imk\u00e2n sa\u011flamak istiyor.<\/p>\n\n\n\n<p><strong>Kaynak:&nbsp;<\/strong>newatlas<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Velcro olduk\u00e7a kullan\u0131\u015fl\u0131 bir malzemedir ve art\u0131k ayn\u0131 \u00f6zelliklere sahip yumu\u015fak, esnek bir alternatifi&#8230;<\/p>\n","protected":false},"author":2,"featured_media":1577,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[50],"tags":[],"class_list":["post-1576","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-blog-tr"],"_links":{"self":[{"href":"https:\/\/www.katsanas.com\/en\/wp-json\/wp\/v2\/posts\/1576","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.katsanas.com\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.katsanas.com\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.katsanas.com\/en\/wp-json\/wp\/v2\/users\/2"}],"replies":[{"embeddable":true,"href":"https:\/\/www.katsanas.com\/en\/wp-json\/wp\/v2\/comments?post=1576"}],"version-history":[{"count":1,"href":"https:\/\/www.katsanas.com\/en\/wp-json\/wp\/v2\/posts\/1576\/revisions"}],"predecessor-version":[{"id":11109,"href":"https:\/\/www.katsanas.com\/en\/wp-json\/wp\/v2\/posts\/1576\/revisions\/11109"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.katsanas.com\/en\/wp-json\/wp\/v2\/media\/1577"}],"wp:attachment":[{"href":"https:\/\/www.katsanas.com\/en\/wp-json\/wp\/v2\/media?parent=1576"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.katsanas.com\/en\/wp-json\/wp\/v2\/categories?post=1576"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.katsanas.com\/en\/wp-json\/wp\/v2\/tags?post=1576"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}