{"id":113047,"date":"2024-07-17T15:47:43","date_gmt":"2024-07-17T13:47:43","guid":{"rendered":"https:\/\/www.linseis.com\/nicht-kategorisiert\/cte-yogunlugunun-belirlenmesi\/"},"modified":"2026-01-23T11:14:25","modified_gmt":"2026-01-23T10:14:25","slug":"cte-yogunlugunun-belirlenmesi","status":"publish","type":"post","link":"https:\/\/www.linseis.com\/tr\/bilgi\/cte-yogunlugunun-belirlenmesi\/","title":{"rendered":"CTE yo\u011funlu\u011funun belirlenmesi"},"content":{"rendered":"\t\t<div data-elementor-type=\"wp-post\" data-elementor-id=\"113047\" class=\"elementor elementor-113047 elementor-9942\" data-elementor-post-type=\"post\">\n\t\t\t\t<div class=\"elementor-element elementor-element-9eb8745 e-flex e-con-boxed e-con e-parent\" data-id=\"9eb8745\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fb52706 elementor-toc--minimized-on-tablet elementor-invisible elementor-widget elementor-widget-table-of-contents\" data-id=\"fb52706\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;headings_by_tags&quot;:[&quot;h2&quot;],&quot;exclude_headings_by_selector&quot;:[],&quot;_animation&quot;:&quot;fadeInUp&quot;,&quot;no_headings_message&quot;:&quot;No headings were found on this page.&quot;,&quot;marker_view&quot;:&quot;numbers&quot;,&quot;minimize_box&quot;:&quot;yes&quot;,&quot;minimized_on&quot;:&quot;tablet&quot;,&quot;hierarchical_view&quot;:&quot;yes&quot;,&quot;min_height&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_tablet&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]},&quot;min_height_mobile&quot;:{&quot;unit&quot;:&quot;px&quot;,&quot;size&quot;:&quot;&quot;,&quot;sizes&quot;:[]}}\" data-widget_type=\"table-of-contents.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__header\">\n\t\t\t\t\t\t<h4 class=\"elementor-toc__header-title\">\n\t\t\t\t\u0130\u00e7indekiler\t\t\t<\/h4>\n\t\t\t\t\t\t\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--expand\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__fb52706\" aria-expanded=\"true\" aria-label=\"Open table of contents\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-down\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M207.029 381.476L12.686 187.132c-9.373-9.373-9.373-24.569 0-33.941l22.667-22.667c9.357-9.357 24.522-9.375 33.901-.04L224 284.505l154.745-154.021c9.379-9.335 24.544-9.317 33.901.04l22.667 22.667c9.373 9.373 9.373 24.569 0 33.941L240.971 381.476c-9.373 9.372-24.569 9.372-33.942 0z\"><\/path><\/svg><\/div>\n\t\t\t\t<div class=\"elementor-toc__toggle-button elementor-toc__toggle-button--collapse\" role=\"button\" tabindex=\"0\" aria-controls=\"elementor-toc__fb52706\" aria-expanded=\"true\" aria-label=\"Close table of contents\"><svg aria-hidden=\"true\" class=\"e-font-icon-svg e-fas-chevron-up\" viewBox=\"0 0 448 512\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M240.971 130.524l194.343 194.343c9.373 9.373 9.373 24.569 0 33.941l-22.667 22.667c-9.357 9.357-24.522 9.375-33.901.04L224 227.495 69.255 381.516c-9.379 9.335-24.544 9.317-33.901-.04l-22.667-22.667c-9.373-9.373-9.373-24.569 0-33.941L207.03 130.525c9.372-9.373 24.568-9.373 33.941-.001z\"><\/path><\/svg><\/div>\n\t\t\t\t\t<\/div>\n\t\t\t\t<div id=\"elementor-toc__fb52706\" class=\"elementor-toc__body\">\n\t\t\t<div class=\"elementor-toc__spinner-container\">\n\t\t\t\t<svg class=\"elementor-toc__spinner eicon-animation-spin e-font-icon-svg e-eicon-loading\" aria-hidden=\"true\" viewBox=\"0 0 1000 1000\" xmlns=\"http:\/\/www.w3.org\/2000\/svg\"><path d=\"M500 975V858C696 858 858 696 858 500S696 142 500 142 142 304 142 500H25C25 237 238 25 500 25S975 237 975 500 763 975 500 975Z\"><\/path><\/svg>\t\t\t<\/div>\n\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-8a9139e elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"8a9139e\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Termal genle\u015fme ve yo\u011funluk<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-cbf12b4 e-con-full e-flex e-con e-child\" data-id=\"cbf12b4\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t<div class=\"elementor-element elementor-element-a5b4d15 e-con-full e-flex e-con e-child\" data-id=\"a5b4d15\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-6605541 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"6605541\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Malzemelerin \u0131s\u0131l genle\u015fmesi b\u00fcy\u00fck ekonomik zararlara yol a\u00e7abilir. \u00d6rne\u011fin in\u015faatta, <g id=\"gid_0\">s\u0131cakl\u0131k dalgalanmalar\u0131ndan<\/g> kaynaklanan uzunluk de\u011fi\u015fikliklerini telafi etmek i\u00e7in genle\u015fme derzleri sa\u011flanmal\u0131d\u0131r. Ayr\u0131ca, birbiriyle <g id=\"gid_2\">temas halindeki<\/g> <g id=\"gid_3\">malzemelerin<\/g> <g id=\"gid_1\">genle\u015fme katsay\u0131lar\u0131<\/g> uyumlu hale getirilmelidir. Seramik bir g\u00f6vdenin ve s\u0131r\u0131n genle\u015fme katsay\u0131lar\u0131 \u00e7ok farkl\u0131ysa, eski porselen tabaklarda s\u0131kl\u0131kla g\u00f6zlemlenebilen <strong>&#8220;\u00f6r\u00fcmcek a\u011f\u0131 \u00e7atlaklar\u0131&#8221;<\/strong> meydana gelir.   <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-7396df6 e-con-full e-flex e-con e-child\" data-id=\"7396df6\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t<div class=\"elementor-element elementor-element-fa6511d elementor-invisible elementor-widget elementor-widget-image\" data-id=\"fa6511d\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img fetchpriority=\"high\" decoding=\"async\" width=\"800\" height=\"534\" src=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/iStock-873866046-min-2048x1367-2-1024x684.jpg\" class=\"attachment-large size-large wp-image-14545\" alt=\"\" srcset=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/iStock-873866046-min-2048x1367-2-1024x684.jpg 1024w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/iStock-873866046-min-2048x1367-2-300x200.jpg 300w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/iStock-873866046-min-2048x1367-2-768x513.jpg 768w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/iStock-873866046-min-2048x1367-2-1536x1025.jpg 1536w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/iStock-873866046-min-2048x1367-2.jpg 2048w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-59f6594 elementor-widget elementor-widget-spacer\" data-id=\"59f6594\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\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>\n\t\t\t\t<div class=\"elementor-element elementor-element-8b852c8 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"8b852c8\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Genle\u015fme t\u00fcm uzamsal y\u00f6nlerde ger\u00e7ekle\u015fir, b\u00f6ylece k\u00fctle sabit kal\u0131rken yo\u011funluk de\u011fi\u015fir. <strong>Anizotropik malzemelerin genle\u015fmesi y\u00f6ne ba\u011fl\u0131d\u0131r<\/strong>, bu nedenle genle\u015fme y\u00f6n\u00fc belirtilmelidir. Bu nedenle, yo\u011funlu\u011fu veya <strong>hacim genle\u015fme katsay\u0131s\u0131n\u0131<\/strong> belirlemek i\u00e7in t\u00fcm uzamsal y\u00f6nler dikkate al\u0131nmal\u0131d\u0131r. <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-72ccd75 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"72ccd75\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Termal genle\u015fmenin tan\u0131m\u0131<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-40545f1 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"40545f1\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>CTE olarak da<\/strong> bilinen <strong>termal<a href=\"https:\/\/www.linseis.com\/messgroessen\/laengenausdehnungskoeffizient\/\">genle\u015fme katsay\u0131s\u0131 \u03b1<\/a><\/strong>, s\u0131cakl\u0131k bir Kelvin de\u011fi\u015fti\u011finde uzunluktaki g\u00f6receli de\u011fi\u015fim olarak tan\u0131mlan\u0131r:<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-5ba0d8c elementor-widget__width-initial elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"5ba0d8c\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>\u03b1= \u2206L\/(L0 *\u2206T)<br>ile:<br>\u2206L: Uzunluk de\u011fi\u015fimi [m]<br>L0: Ba\u015flang\u0131\u00e7 uzunlu\u011fu [m]<br>\u2206T: S\u0131cakl\u0131k de\u011fi\u015fimi [K]<\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f333ecd elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"f333ecd\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p><strong>\u03b1<\/strong> i\u00e7in K-1 (&#8220;Kelvin ba\u015f\u0131na&#8221;) birimiyle sonu\u00e7lan\u0131r. S\u0131cakl\u0131\u011fa ba\u011fl\u0131d\u0131r ve bu nedenle, s\u00f6z konusu s\u0131cakl\u0131k aral\u0131\u011f\u0131na ba\u011fl\u0131 olarak genellikle sadece k\u00fc\u00e7\u00fck bir \u00f6l\u00e7\u00fcde de\u011fi\u015fir. B\u00fcy\u00fckl\u00fck s\u0131ras\u0131 tipik olarak 10-6 K-1&#8217;dir ve bu nedenle genellikle &#8220;ppm K-1&#8221; olarak verilir.  <\/p><p><strong>D\u00fc\u015f\u00fck<\/strong> genle\u015fme <strong>katsay\u0131s\u0131na<\/strong> sahip malzemeler, \u00f6rne\u011fin 1 ppm K-1&#8217;den daha <strong>d\u00fc\u015f\u00fck<\/strong> genle\u015fme katsay\u0131s\u0131na sahip kuvars cam ve metal INVAR&#8217;d\u0131r. Polimerler en y\u00fcksek genle\u015fme katsay\u0131lar\u0131na sahiptir (yakla\u015f\u0131k 200 ppm K-1&#8217;e kadar).<strong> S\u0131cakl\u0131k aral\u0131\u011f\u0131na ba\u011fl\u0131 olarak<\/strong> baz\u0131 malzemeler<strong> negatif genle\u015fme<\/strong> g\u00f6sterir.  <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-77b5557 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"77b5557\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Faz d\u00f6n\u00fc\u015f\u00fcmleri<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a02ac69 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"a02ac69\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Ayn\u0131 malzemenin farkl\u0131 fazlar\u0131n\u0131n genle\u015fme katsay\u0131lar\u0131 farkl\u0131l\u0131k g\u00f6sterir. \u00d6rne\u011fin, polimerlerin genle\u015fme katsay\u0131lar\u0131 a\u015fa\u011f\u0131daki de\u011ferlerin \u00fczerindedir <a href=\"https:\/\/www.linseis.com\/tr\/?p=112850\"><strong>cam ge\u00e7i\u015f s\u0131cakl\u0131\u011f\u0131<\/strong><\/a> a\u015fa\u011f\u0131dan daha b\u00fcy\u00fckt\u00fcr. <\/p><p>\u0130yi bilinen bir ba\u015fka \u00f6rnek de <strong>elementel demirin faz d\u00f6n\u00fc\u015f\u00fcmleridir:<\/strong> 906 \u00b0C&#8217;ye kadar g\u00f6vde merkezli k\u00fcbik kristal yap\u0131 (\u03b1-demir), 906 \u00b0C&#8217;den 1401 \u00b0C&#8217;ye kadar en yo\u011fun k\u00fcbik yap\u0131 (\u03b2-demir) ve 1539 \u00b0C&#8217;nin \u00fczerinde g\u00f6vde merkezli k\u00fcbik yap\u0131 (\u03b4-demir) kararl\u0131d\u0131r. En yo\u011fun k\u00fcbik paketlemenin (%74) bo\u015fluk dolgusu g\u00f6vde merkezli k\u00fcbik paketlemeden (%68) daha fazla oldu\u011fundan, faz d\u00f6n\u00fc\u015f\u00fcmleri s\u0131ras\u0131nda yo\u011funlukta ve dolay\u0131s\u0131yla uzunlukta s\u0131\u00e7ramalar olur. Bunlar demir ala\u015f\u0131mlar\u0131ndaki faz ge\u00e7i\u015flerini tespit etmek i\u00e7in kullan\u0131l\u0131r:  <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-50997b7 elementor-widget__width-initial elementor-invisible elementor-widget elementor-widget-image\" data-id=\"50997b7\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"800\" height=\"515\" src=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Applikation-CTE-Dichte-2048x1317-1-1024x659.jpg\" class=\"attachment-large size-large wp-image-113049\" alt=\"\" srcset=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Applikation-CTE-Dichte-2048x1317-1-1024x659.jpg 1024w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Applikation-CTE-Dichte-2048x1317-1-300x193.jpg 300w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Applikation-CTE-Dichte-2048x1317-1-768x494.jpg 768w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Applikation-CTE-Dichte-2048x1317-1-1536x988.jpg 1536w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Applikation-CTE-Dichte-2048x1317-1.jpg 2048w\" sizes=\"(max-width: 800px) 100vw, 800px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-9b6a47e elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"9b6a47e\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Genle\u015fme katsay\u0131s\u0131n\u0131n \u00f6l\u00e7\u00fcm\u00fc<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-f3a894e elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"f3a894e\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\tSe\u00e7ilecek \u00f6l\u00e7\u00fcm y\u00f6ntemi, numunenin agrega durumuna, \u00f6l\u00e7\u00fclecek numunenin genle\u015fme katsay\u0131s\u0131n\u0131n b\u00fcy\u00fckl\u00fc\u011f\u00fcne ve dikkate al\u0131nacak s\u0131cakl\u0131k aral\u0131\u011f\u0131na ba\u011fl\u0131d\u0131r. Uygun numuneler haz\u0131rlan\u0131rken ve dolay\u0131s\u0131yla \u00f6l\u00e7\u00fcm y\u00f6ntemi se\u00e7ilirken numunenin mekanik \u00f6zellikleri de dikkate al\u0131nmal\u0131d\u0131r. \t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-c9c0525 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"c9c0525\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">S\u0131v\u0131lar<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-07f3c6a elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"07f3c6a\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>S\u0131v\u0131lar\u0131n genle\u015fmesi veya yo\u011funlu\u011fu genellikle piknometreler kullan\u0131larak belirlenir. Numunenin sabit bir hacmi temperlenir ve k\u00fctle belirlenir. S\u0131v\u0131lar genellikle artan s\u0131cakl\u0131kla genle\u015fir.    <strong>\u0130yi bilinen bir istisna, 4 \u00b0C&#8217;de maksimum yo\u011funlu\u011fa sahip olan sudur (&#8220;su anomalisi&#8221;).<\/strong><\/p><p><strong>Sal\u0131n\u0131ml\u0131 U-t\u00fcp\u00fc y\u00f6ntemi<\/strong> de kullan\u0131lmaktad\u0131r. Burada yo\u011funluk, analiz edilecek s\u0131v\u0131yla dolu sal\u0131n\u0131ml\u0131 bir U t\u00fcp\u00fcn\u00fcn do\u011fal frekans\u0131 \u00f6l\u00e7\u00fclerek hesaplan\u0131r.<br>S\u0131v\u0131lar, itme \u00e7ubuklu dilatometre \u00fczerinde uygun s\u0131v\u0131 kaplar\u0131 kullan\u0131larak da \u00f6l\u00e7\u00fclebilir. S\u0131v\u0131dan gaz ka\u00e7mamas\u0131na ve ka\u00e7an gazlar\u0131n da kab\u0131 terk etmesine dikkat edilmelidir, ancak s\u0131v\u0131 numunenin ka\u00e7mamas\u0131 gerekir.  <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-6132160 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"6132160\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h2 class=\"elementor-heading-title elementor-size-default\">Kat\u0131 hal<\/h2>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-bca70af elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"bca70af\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Kat\u0131 maddeler genellikle (itme \u00e7ubu\u011fu) dilatometreler veya termomekanik analiz\u00f6rler (TMA) kullan\u0131larak \u00f6l\u00e7\u00fcl\u00fcr. Burada numune bir f\u0131r\u0131n i\u00e7ine yerle\u015ftirilir ve bir itme \u00e7ubu\u011fu ile temas ettirilir. Numunenin uzunlu\u011fundaki de\u011fi\u015fim itme \u00e7ubu\u011fu taraf\u0131ndan bir sens\u00f6re aktar\u0131l\u0131r. Kullan\u0131lan f\u0131r\u0131na ba\u011fl\u0131 olarak <strong>-263 ila +2800 \u00b0C&#8217;lik bir s\u0131cakl\u0131k aral\u0131\u011f\u0131<\/strong> kapsanabilir. S\u0131cakl\u0131k aral\u0131\u011f\u0131na ba\u011fl\u0131 olarak kuvars cam, al\u00fcminyum oksit veya grafitten yap\u0131lm\u0131\u015f itme \u00e7ubuklar\u0131 kullan\u0131l\u0131r. Sens\u00f6r olarak genellikle <strong>diferansiyel transformat\u00f6rler (LVDT &#8211; Lineer De\u011fi\u015fken Diferansiyel Transformat\u00f6r)<\/strong> ve son zamanlarda optik enkoderler kullan\u0131lmaktad\u0131r.     <\/p><p>\u00d6zellikleri nedeniyle numunelerin i\u015flenmesi zorsa, k\u0131r\u0131lgansa veya temas eden itme \u00e7ubu\u011funun kuvvetine dayanamayacak \u015fekilde kolayca deforme oluyorsa, \u0131s\u0131tma mikroskoplar\u0131 olarak da bilinen optik dilatometreler kullan\u0131l\u0131r. Burada, itme \u00e7ubu\u011fu dilatometresinde oldu\u011fu gibi, numune bir f\u0131r\u0131na yerle\u015ftirilir. Numune, g\u00f6r\u00fcnt\u00fcleri \u00f6l\u00e7\u00fclen bir kamera ile g\u00f6zlemlenir. G\u00f6r\u00fcnt\u00fcler analiz edilerek, sadece genle\u015fme (burada 2 boyutta bile) de\u011fil, ayn\u0131 zamanda \u015fekil ve erimedeki de\u011fi\u015fiklikler de g\u00f6zlemlenebilir ve temas a\u00e7\u0131lar\u0131 hesaplanabilir.   <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-80d22bb elementor-widget__width-initial elementor-invisible elementor-widget elementor-widget-image\" data-id=\"80d22bb\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"image.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<img decoding=\"async\" width=\"691\" height=\"303\" src=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Contact-angle.jpg\" class=\"attachment-large size-large wp-image-113050\" alt=\"\" srcset=\"https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Contact-angle.jpg 691w, https:\/\/www.linseis.com\/wp-content\/uploads\/2024\/07\/Contact-angle-300x132.jpg 300w\" sizes=\"(max-width: 691px) 100vw, 691px\" \/>\t\t\t\t\t\t\t\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-3112811 elementor-invisible elementor-widget elementor-widget-text-editor\" data-id=\"3112811\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"text-editor.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t\t\t<p>Toz halindeki numuneler \u00f6zel adapt\u00f6rlerde \u00f6l\u00e7\u00fcl\u00fcr. Numunenin de\u011fil ancak kapal\u0131 havan\u0131n d\u0131\u015far\u0131 \u00e7\u0131kabilmesine dikkat edilmelidir (s\u0131v\u0131lar\u0131n \u00f6l\u00e7\u00fcm\u00fcne benzer \u015fekilde). Numunenin <strong>s\u0131k\u0131\u015ft\u0131rma derecesi<\/strong> de <strong>(y\u0131\u011f\u0131n yo\u011funlu\u011fu, titre\u015fim yo\u011funlu\u011fu, vurulmu\u015f yo\u011funluk)<\/strong> dikkate al\u0131nmal\u0131d\u0131r: \u00f6l\u00e7\u00fcm ko\u015fullar\u0131 taraf\u0131ndan de\u011fi\u015ftirilmemelidir.  <\/p><p>\u00d6zellikle d\u00fc\u015f\u00fck genle\u015fme katsay\u0131lar\u0131na sahip malzemeler <strong>interferometrik<\/strong> <strong>y\u00f6ntemler<\/strong> kullan\u0131larak \u00f6l\u00e7\u00fcl\u00fcr. Burada, monokromatik \u0131\u015f\u0131k numune taraf\u0131ndan yans\u0131t\u0131l\u0131r ve ikinci bir \u0131\u015f\u0131nla etkile\u015fime girmesine neden olur <strong>(Michelson interferometresi prensibi)<\/strong>. Uzunluktaki de\u011fi\u015fim, kullan\u0131lan \u0131\u015f\u0131\u011f\u0131n dalga boyundan ve giri\u015fim say\u0131s\u0131ndan kaynaklan\u0131r. Bu t\u00fcr \u00f6l\u00e7\u00fcm cihazlar\u0131na LASER dilatometreler de denir.   <\/p>\t\t\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-fc98544 elementor-invisible elementor-widget elementor-widget-heading\" data-id=\"fc98544\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;_animation&quot;:&quot;fadeInUp&quot;}\" data-widget_type=\"heading.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t<h3 class=\"elementor-heading-title elementor-size-default\">Lazer dilatometre ile \u00f6l\u00e7\u00fcm<\/h3>\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-95c1b4b elementor-widget__width-initial elementor-widget elementor-widget-video\" data-id=\"95c1b4b\" data-element_type=\"widget\" data-e-type=\"widget\" data-settings=\"{&quot;youtube_url&quot;:&quot;https:\\\/\\\/youtu.be\\\/3ON3jPSY9yE&quot;,&quot;video_type&quot;:&quot;youtube&quot;,&quot;controls&quot;:&quot;yes&quot;}\" data-widget_type=\"video.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\n\t\t\t\t\t\t\t<div class=\"elementor-wrapper elementor-open-inline\">\n\t\t\t<div class=\"elementor-video\"><\/div>\t\t<\/div>\n\t\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<div class=\"elementor-element elementor-element-a85613a elementor-widget elementor-widget-spacer\" data-id=\"a85613a\" data-element_type=\"widget\" data-e-type=\"widget\" data-widget_type=\"spacer.default\">\n\t\t\t\t<div class=\"elementor-widget-container\">\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>\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t<div class=\"elementor-element elementor-element-2ab5eee e-flex e-con-boxed e-con e-parent\" data-id=\"2ab5eee\" data-element_type=\"container\" data-e-type=\"container\">\n\t\t\t\t\t<div class=\"e-con-inner\">\n\t\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t\t\t<\/div>\n\t\t","protected":false},"excerpt":{"rendered":"<p>Malzemelerin termal genle\u015fmesi b\u00fcy\u00fck ekonomik zararlara yol a\u00e7abilir. \u00d6rne\u011fin in\u015faat sekt\u00f6r\u00fcnde, s\u0131cakl\u0131k dalgalanmalar\u0131 nedeniyle uzunluktaki de\u011fi\u015fiklikleri telafi etmek i\u00e7in genle\u015fme derzleri sa\u011flanmal\u0131d\u0131r. <\/p>\n","protected":false},"author":3,"featured_media":113048,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[754],"tags":[],"class_list":["post-113047","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bilgi"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.linseis.com\/tr\/wp-json\/wp\/v2\/posts\/113047","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.linseis.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.linseis.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.linseis.com\/tr\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.linseis.com\/tr\/wp-json\/wp\/v2\/comments?post=113047"}],"version-history":[{"count":0,"href":"https:\/\/www.linseis.com\/tr\/wp-json\/wp\/v2\/posts\/113047\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.linseis.com\/tr\/wp-json\/wp\/v2\/media\/113048"}],"wp:attachment":[{"href":"https:\/\/www.linseis.com\/tr\/wp-json\/wp\/v2\/media?parent=113047"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.linseis.com\/tr\/wp-json\/wp\/v2\/categories?post=113047"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.linseis.com\/tr\/wp-json\/wp\/v2\/tags?post=113047"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}