{"id":156061,"date":"2017-12-18T18:14:51","date_gmt":"2017-12-18T18:14:51","guid":{"rendered":"https:\/\/bm.dev.synology.me\/?p=156061"},"modified":"2017-12-18T18:14:51","modified_gmt":"2017-12-18T18:14:51","slug":"descoperire-demna-de-premiul-nobel-fizicienii-au-gasit-o-noua-forma-a-materiei-care-este-pe-cat-de-bizara-pe-atat-de-fascinanta","status":"publish","type":"post","link":"https:\/\/bm.dev.synology.me\/?p=156061","title":{"rendered":"Descoperire demn\u0103 de Premiul Nobel: fizicienii au g\u0103sit o nou\u0103 form\u0103 a materiei care este pe c\u00e2t de bizar\u0103, pe at\u00e2t de fascinant\u0103"},"content":{"rendered":"<div>\nEchipa a studiat cristale ale metalului de tranzi\u0163ie 1T-TiSe2 pe baz\u0103 de seleniu \u015fi titan, reproduc\u00e2nd de cinci ori rezultatele surprinz\u0103toare. Jasper van Wezel de la Universitatea Amsterdam a oferit interpret\u0103ri teoretice cruciale ale rezultatelor experimentale, scrie Scienmag.<\/div>\n<div>\n&nbsp;<\/div>\n<div>\nNoua form\u0103 a materiei este numit\u0103 excitoniu, un condensat care prezint\u0103 un fenomen cuantic macroscopic, precum un superconductor sau superfluid. Este realizat din excitoni, particule care se formeaz\u0103 \u00een perchi cuantice bizare, formate dintr-un electron care s-a deplasat \u015fi spa\u0163iul pe care l-a l\u0103sat \u00een urm\u0103.<\/div>\n<div>\n&nbsp;<\/div>\n<div>\nSfideaz\u0103 ra\u0163iunea, dar se pare c\u0103 atunci c\u00e2nd un electron care se afl\u0103 la marginea benzii unui semiconductor poate s\u0103ri peste golul de energie, l\u0103s\u00e2nd \u00een urm\u0103 o \u201egaur\u0103\u201d. Aceasta se comport\u0103 ca o particul\u0103 cu sarcin\u0103 pozitiv\u0103 \u015fi atrage electronul sc\u0103pat. Acestea formeaz\u0103 o particul\u0103 compus\u0103, un exction.<\/div>\n<div>\n&nbsp;<\/div>\n<div>\nDe\u015fi existen\u0163a lui a fost teoretizat\u0103 acum aproape jum\u0103tate de secol, doar tehnologia modern\u0103 a permis descoperirea \u00een sine a noii forme de materie.<\/div>\n<div>\n&nbsp;<\/div>\n<div>\n<a href=\"http:\/\/www.descopera.ro\/stiinta\/16849759-descoperire-demna-de-premiul-nobel-fizicienii-au-gasit-o-noua-forma-a-materiei-care-este-pe-cat-de-bizara-pe-atat-de-fascinanta\">Cititi mai multe pe www.desoprea.ro<\/a><\/div>\n","protected":false},"excerpt":{"rendered":"<p>Profesorul Peter Abbamonte \u015fi studen\u0163ii lui Anshul Kogar \u015fi Mindy Rak, \u00eempreun\u0103 cu colegii de la Universitatea Illinois, Universitatea California \u015fi Universitatea Amsterdam, au dovedit existen\u0163a formei de materie, care a l\u0103sat cercet\u0103torii perplec\u015fi de la prima teoretizare a ei acum 50 de ani.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[510],"tags":[15256,33331,1179,16273,23374,19913,33133,32506,34316,12926,5621,8867],"class_list":["post-156061","post","type-post","status-publish","format-standard","hentry","category-actualitate","tag-amsterdam","tag-bizar","tag-california","tag-cercetatori","tag-colegi","tag-descoperire","tag-dovedire","tag-gasire","tag-illinois","tag-nobel","tag-premiu","tag-universitate"],"_links":{"self":[{"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=\/wp\/v2\/posts\/156061","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=156061"}],"version-history":[{"count":0,"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=\/wp\/v2\/posts\/156061\/revisions"}],"wp:attachment":[{"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=156061"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=156061"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bm.dev.synology.me\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=156061"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}