{"id":26171,"date":"2018-06-03T06:00:59","date_gmt":"2018-06-03T03:00:59","guid":{"rendered":"https:\/\/bilimvegelecek.com.tr\/?p=26171"},"modified":"2018-06-03T00:33:16","modified_gmt":"2018-06-02T21:33:16","slug":"iki-atomik-bulut-arasinda-kuantum-dolaniklik-olusturulabildi","status":"publish","type":"post","link":"https:\/\/bilimvegelecek.com.tr\/index.php\/2018\/06\/03\/iki-atomik-bulut-arasinda-kuantum-dolaniklik-olusturulabildi","title":{"rendered":"\u0130ki atomik bulut aras\u0131nda kuantum dolan\u0131kl\u0131k olu\u015fturulabildi!"},"content":{"rendered":"

Hannover \u00dcniversitesi\u2019nden ara\u015ft\u0131rmac\u0131lar ile birlikte UPV \/ EHU Fen ve Teknoloji Fak\u00fcltesi\u2019nin Teorik Fizik ve Bilim Tarihi B\u00f6l\u00fcm\u00fc \u00fcyeleri, uzaysal olarak ayr\u0131lm\u0131\u015f iki Bose-Einstein yo\u011fu\u015fmas\u0131 ile ultra so\u011fuk atom topluluklar\u0131 aras\u0131nda kuantum dolanmas\u0131 sa\u011flad\u0131lar.<\/p>\n

Ikerbasque Ara\u015ft\u0131rma Profes\u00f6r\u00fc G\u00e9za T\u00f3th taraf\u0131ndan y\u00f6netilen ekip, \u00f6l\u00e7\u00fcmlerle dolan\u0131kl\u0131\u011f\u0131n varl\u0131\u011f\u0131n\u0131 do\u011frulamaya odaklanm\u0131\u015fken, Hannover\u2019deki deney Carsten Klempt grubuyla ger\u00e7ekle\u015ftirildi. \u00c7al\u0131\u015fma \u201cScience\u201d dergisinde yay\u0131mland\u0131.<\/p>\n

Kuantum dolanmas\u0131 Schr\u00f6dinger taraf\u0131ndan ke\u015ffedilmi\u015f ve daha sonra 20. y\u00fczy\u0131lda Einstein ve di\u011fer biliminsanlar\u0131 taraf\u0131ndan incelenmi\u015ftir. Klasik fizikte kar\u015f\u0131l\u0131\u011f\u0131 olmayan bir kuantum olgusudur. Dola\u015fan par\u00e7ac\u0131k gruplar\u0131 bireyselliklerini yitirir ve tek bir cisim olarak davran\u0131r. Par\u00e7ac\u0131klardan birinde meydana gelen herhangi bir de\u011fi\u015fiklik, uzamsal olarak ayr\u0131lm\u0131\u015f olsalar bile, di\u011ferinde ani bir tepkiye yol a\u00e7ar. Toth, \u201cKuantum bili\u015fim, kuantum hesaplama gibi uygulamalarda \u00e7ok \u00f6nemlidir, \u00e7\u00fcnk\u00fc belirli g\u00f6revlerin klasik hesaplamadan daha h\u0131zl\u0131 ger\u00e7ekle\u015ftirilmesini sa\u011flar\u201d diyerek durumu a\u00e7\u0131kl\u0131yor.<\/p>\n

Bu deneyde ara\u015ft\u0131rmac\u0131lar, par\u00e7ac\u0131klar\u0131n tutars\u0131z ve termal bulutlar\u0131n\u0131 i\u00e7eren \u00f6nceki kuantum dola\u015f\u0131kl\u0131k y\u00f6ntemlerinden farkl\u0131 olarak, Bose-Einstein yo\u011funlu\u011fu durumunda bir atom bulutu kulland\u0131lar. T\u00f3th, \u201cBose-Einstein yo\u011funla\u015fmalar\u0131, atomlar\u0131 \u00e7ok d\u00fc\u015f\u00fck s\u0131cakl\u0131klara, yani mutlak s\u0131f\u0131ra yak\u0131n so\u011futma yoluyla elde edilir. Bu s\u0131cakl\u0131kta, t\u00fcm atomlar olduk\u00e7a uyumlu bir kuantum haldedir, bir anlamda hepsi ayn\u0131 pozisyondad\u0131r. Uzayda, bu durumda, toplulu\u011fun atomlar\u0131 aras\u0131nda kuantum dolanmas\u0131 bulunuyor.\u201d Daha sonra, topluluk iki atomik buluta ayr\u0131lm\u0131\u015f. T\u00f3th, \u201c\u0130ki bulutu birbirimizden uzakla\u015ft\u0131rarak ay\u0131rd\u0131k ve iki par\u00e7an\u0131n birbiriyle kar\u0131\u015ft\u0131\u011f\u0131n\u0131 g\u00f6sterebildik\u201d diyerek s\u00f6zlerine devam ediyor.<\/p>\n

\"\"
Tek bir Bose-Einstein yo\u011funla\u015fmas\u0131ndan ba\u015flayarak iki atom bulutu aras\u0131nda elde edilen kuantum dolanmas\u0131 \u00e7izimi. Kaynak: Iagoba Apellaniz. UPV \/ EHU<\/figcaption><\/figure>\n

Bose-Einstein yo\u011funlu\u011fu durumundaki iki topluluk aras\u0131nda dola\u015f\u0131kl\u0131k yarat\u0131labilece\u011finin g\u00f6sterilmesi, kuantum teknolojisi, kuantum sim\u00fclasyonu ve kuantum metrolojisi gibi kuantum teknolojisinin kullan\u0131ld\u0131\u011f\u0131 bir\u00e7ok alanda bir iyile\u015fmeye yol a\u00e7abilir, \u00e7\u00fcnk\u00fc bunlar yarat\u0131m ve kontrol gerektiren kar\u0131\u015fm\u0131\u015f par\u00e7ac\u0131klar\u0131n b\u00fcy\u00fck topluluklar\u0131d\u0131r. Ara\u015ft\u0131rmac\u0131lar, \u201cSo\u011fuk atomlar\u0131n avantaj\u0131, b\u00fcy\u00fck \u00f6l\u00e7ekli kuantum hesaplamaya temel olu\u015fturabilecek birka\u00e7 b\u00fcy\u00fckl\u00fck derecesine g\u00f6re di\u011fer fiziksel sistemlerden daha fazla miktarda partik\u00fcl i\u00e7eren par\u00e7ac\u0131k miktarlar\u0131n\u0131n olu\u015fmas\u0131n\u0131n m\u00fcmk\u00fcn olmas\u0131d\u0131r\u201d diye belirtiyor.<\/p>\n

\u00a0<\/strong>Daha fazla bilgi i\u00e7in:<\/strong> Karsten Lange ve di\u011ferleri, \u201c\u0130ki Uzaysal Olarak Ayr\u0131lm\u0131\u015f Atomik Mod Aras\u0131ndaki Dola\u015f\u0131kl\u0131k\u201d, Science (2018). DOI: 10.1126 \/ science.aao2035<\/p>\n","protected":false},"excerpt":{"rendered":"

Hannover \u00dcniversitesi\u2019nden ara\u015ft\u0131rmac\u0131lar ile birlikte UPV \/ EHU Fen ve Teknoloji Fak\u00fcltesi\u2019nin Teorik Fizik ve Bilim Tarihi B\u00f6l\u00fcm\u00fc \u00fcyeleri, uzaysal olarak ayr\u0131lm\u0131\u015f iki Bose-Einstein yo\u011fu\u015fmas\u0131 ile ultra so\u011fuk atom topluluklar\u0131 aras\u0131nda kuantum dolanmas\u0131 sa\u011flad\u0131lar. Ikerbasque Ara\u015ft\u0131rma Profes\u00f6r\u00fc G\u00e9za T\u00f3th taraf\u0131ndan y\u00f6netilen ekip, \u00f6l\u00e7\u00fcmlerle dolan\u0131kl\u0131\u011f\u0131n varl\u0131\u011f\u0131n\u0131 do\u011frulamaya odaklanm\u0131\u015fken, Hannover\u2019deki deney Carsten Klempt grubuyla ger\u00e7ekle\u015ftirildi. \u00c7al\u0131\u015fma \u201cScience\u201d […]<\/p>\n","protected":false},"author":1453,"featured_media":26172,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[19,26],"tags":[3386,3385,1533,3384],"class_list":["post-26171","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bilim-gundemi","category-fizik","tag-atom-bulutlari","tag-bose-einstein-yogunlasmasi","tag-kuantum","tag-kuantum-dolaniklik"],"acf":[],"aioseo_notices":[],"aioseo_head":"\n\t\t\n\t\n\t\n\t\n\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t\n\t\t