{"id":2805,"date":"2011-09-09T10:47:35","date_gmt":"2011-09-09T07:47:35","guid":{"rendered":"http:\/\/www.islamidavet.com\/kutuphane\/\/?p=2805"},"modified":"2011-09-09T10:47:35","modified_gmt":"2011-09-09T07:47:35","slug":"isigin-madde-haline-gecisi","status":"publish","type":"post","link":"https:\/\/www.islamidavet.com\/kutuphane\/isigin-madde-haline-gecisi\/","title":{"rendered":"I\u015f\u0131\u011f\u0131n Madde Haline Ge\u00e7i\u015fi"},"content":{"rendered":"<p> Enerji ile maddenin birbirlerine d\u00f6n\u00fc\u015fmesi E=mc2 e\u015fitli\u011fine g\u00f6re olmaktad\u0131r. (E=enerji, m=k\u00fctle, c=\u0131\u015f\u0131k h\u0131z\u0131). Einstein\u2019\u0131n buldu\u011fu bu form\u00fcl bu y\u00fczy\u0131l\u0131n ba\u015f\u0131ndan beri bilinmektedir. Maddenin \u0131\u015f\u0131k enerjisi \u015fekline ge\u00e7i\u015fini \u00e7ok iyi biliriz.<\/p>\n<p> Y\u0131ld\u0131zlar\u0131n parlamas\u0131, termon\u00fckleer bomban\u0131n patlamas\u0131 vb. Amerikal\u0131 fizik\u00e7ilerden olu\u015fan bir ekip d\u00fcnyada ilk defa bu olay\u0131n tersini, yani \u0131\u015f\u0131\u011f\u0131n vakum i\u00e7inde maddeye d\u00f6n\u00fc\u015fmesini kan\u0131tlad\u0131. Bu bulu\u015f Stanford Do\u011frusal Par\u00e7ac\u0131k H\u0131zland\u0131r\u0131c\u0131\u2019s\u0131nda yap\u0131ld\u0131.<\/p>\n<p> Kuramsal fizik\u00e7i Breit ve Wheeler daha 1934\u2019de iki foton \u00e7arp\u0131\u015f\u0131nca bir elektron\u2019la bir pozitron do\u011fabilece\u011fini ileri s\u00fcrm\u00fc\u015ft\u00fc. Fakat, bu olay\u0131n ger\u00e7ekle\u015febilmesi i\u00e7in bu iki fotonun enerjilerinin \u00e7ok y\u00fcksek olmas\u0131 gerekir; \u00f6rne\u011fin s\u0131radan lazer \u0131\u015f\u0131nlar\u0131n\u0131n fotonlar\u0131 maddeye \u00e7evrilemez. Bu bak\u0131mdan \u00e7ok ustaca bir deney haz\u0131rlanmas\u0131 gerekiyordu.<\/p>\n<p> \u00c7ok y\u00fcksek enerjili (46,6 GeV) bir elektron demetiyle \u00e7ok odakla\u015fm\u0131\u015f bir lazer \u0131\u015f\u0131n\u0131 \u00e7arp\u0131\u015ft\u0131r\u0131ld\u0131. Elektronlarla \u00e7arp\u0131\u015ft\u0131ktan sonra baz\u0131 lazer fotonlar\u0131 gittikleri y\u00f6n\u00fcn tam tersinde gitmeye ba\u015flad\u0131lar ve bu s\u0131rada son derece b\u00fcy\u00fck bir enerji kazand\u0131lar. Bu y\u00fcksek enerjili fotonlar, ba\u015flang\u0131\u00e7taki lazer fotonlar\u0131yla \u00e7arp\u0131\u015ft\u0131klar\u0131nda bir elektron-pozitron \u00e7ifti olu\u015fturdular.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Enerji ile maddenin birbirlerine d\u00f6n\u00fc\u015fmesi E=mc2 e\u015fitli\u011fine g\u00f6re olmaktad\u0131r. (E=enerji, m=k\u00fctle, c=\u0131\u015f\u0131k h\u0131z\u0131). Einstein\u2019\u0131n buldu\u011fu bu form\u00fcl bu y\u00fczy\u0131l\u0131n ba\u015f\u0131ndan beri bilinmektedir. Maddenin \u0131\u015f\u0131k enerjisi \u015fekline ge\u00e7i\u015fini \u00e7ok iyi biliriz. Y\u0131ld\u0131zlar\u0131n parlamas\u0131, termon\u00fckleer bomban\u0131n patlamas\u0131 vb. Amerikal\u0131 fizik\u00e7ilerden olu\u015fan bir ekip d\u00fcnyada ilk defa bu olay\u0131n tersini, yani \u0131\u015f\u0131\u011f\u0131n vakum i\u00e7inde maddeye d\u00f6n\u00fc\u015fmesini kan\u0131tlad\u0131. Bu &hellip;<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1407,1403],"tags":[2722,2134,6862,6861,4942],"class_list":["post-2805","post","type-post","status-publish","format-standard","hentry","category-fen-ve-teknoloji-odevleri","category-odevler","tag-einstein","tag-elektron","tag-isigin-madde-haline-gecisi","tag-isik-hizi","tag-pozitron"],"_links":{"self":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts\/2805","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/comments?post=2805"}],"version-history":[{"count":0,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/posts\/2805\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/media?parent=2805"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/categories?post=2805"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.islamidavet.com\/kutuphane\/wp-json\/wp\/v2\/tags?post=2805"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}