{"id":45325,"date":"2019-01-15T09:48:20","date_gmt":"2019-01-15T07:48:20","guid":{"rendered":"http:\/\/realitatearutiera.ro\/?p=45325"},"modified":"2019-01-15T09:48:30","modified_gmt":"2019-01-15T07:48:30","slug":"premiera-la-nivel-mondial-locul-din-romania-unde-se-fabrica-praf-de-stele","status":"publish","type":"post","link":"https:\/\/realitatearutiera.ro\/?p=45325","title":{"rendered":"Premier\u0103 la nivel mondial! Locul din Rom\u00e2nia unde se fabric\u0103 praf de stele"},"content":{"rendered":"\n<p><strong>Cu toate c\u0103 a fost o descperire neinten\u021bionat\u0103, \u00een acest loc din Rom\u00e2nia se fabric\u0103 printr-o metod\u0103 unic\u0103 la nivel se fabric\u0103 praf de stele. Produsul urmeaz\u0103 s\u0103 fie \u00eembun\u0103t\u0103\u021bit mai departe, astfel \u00eenc\u00e2t s\u0103 se apropie \u0219i mai mult fa\u021b\u0103 de cel din inima galaxiei.<\/strong><\/p>\n\n\n\n<p>O echip\u0103 de cercetare de la Facultatea de Fizic\u0103 din Ia\u015fi a reu\u015fit s\u0103 creeze \u00een laborator un praf din carbon care, analizat, este aproape identic cu materia organic\u0103 aflat\u0103 la zeci de mii de ani lumin\u0103.&nbsp;<\/p>\n\n\n\n<p>Coordonatorul studiului, lect. dr. Ionu\u0163 Topal\u0103, a declarat c\u0103 praful creat \u00een laborator, analog celui din spa\u0163iu, va permite comunit\u0103\u0163ii \u015ftiin\u0163ifice s\u0103 \u00een\u0163eleag\u0103 cum evolueaz\u0103 materia din spa\u0163iu \u015fi ce se \u00eent\u00e2mpl\u0103 cu ea c\u00e2nd este radiat\u0103 sau se afl\u0103 \u00een calea vreunei comete.<\/p>\n\n\n\n<p>&nbsp;Aceast\u0103 descoperire \u00eembin\u0103, potrivit comunicatului, dou\u0103 premiere la nivel mondial \u2013 metoda de producere a prafului, precum \u015fi faptul c\u0103 firele de praf sunt pufoase \u015fi dezordonate, a\u015fa cum e de a\u015fteptat s\u0103 fie \u00een spa\u0163iu.<\/p>\n\n\n\n<p>,,Astfel de studii pot avea loc doar \u00een laborator, cu ajutorul produ\u015filor artificiali. Dac\u0103 cercet\u0103torii s-ar limita s\u0103 observe doar ce se \u00eent\u00e2mpl\u0103 \u00een spa\u0163iu, cele c\u00e2teva miligrame ob\u0163inute s\u0103pt\u0103m\u00e2nal la Ia\u015fi ar avea nevoie de c\u00e2teva sute de milioane de ani pentru a se forma natural.<\/p>\n\n\n\n<p>\u00cen centrul galaxiei noastre, la 25.000 de ani lumin\u0103, acolo unde \u00eenc\u0103 nu vis\u0103m s\u0103 putem ajunge, exist\u0103 praf interstelar. \u201e\u0218tim acest lucru, chiar dac\u0103 nu vedem p\u00e2n\u0103 acolo, pentru c\u0103 putem m\u0103sura semnale radio care provin din acea zon\u0103 a spa\u0163iului dar \u015fi radia\u0163iile care sunt emise sau absorbite. Interpret\u00e2ndu-le, putem desena o hart\u0103 chimic\u0103 a zonei\u201d, a explicat Ionu\u0163 Topal\u0103, lector \u00een cadrul Facult\u0103\u0163ii de Fizic\u0103 a Universit\u0103\u0163ii \u201eAl. I. Cuza\u201d din Ia\u015fi.<\/p>\n\n\n\n<p>\u201eProcedeul prin care am ajuns la acest rezultat este o noutate absolut\u0103\u201d, a precizat lect. dr. Valentin Pohoa\u0163\u0103, membru al echipei de cercetare. \u201ePractic, plec\u0103m de la dou\u0103 gaze obi\u015fnuite, butan \u015fi heliu, care introduse \u00eentr-o regiune de c\u00e2mp electric foarte intens, formeaz\u0103 o plasm\u0103. Acest mediu func\u0163ioneaz\u0103 ca o foarfec\u0103 ce taie moleculele de gaz \u00een buc\u0103\u0163i. C\u00e2nd fragmentele se recombin\u0103, apar aceste particule de praf \u015fi o parte din moleculele-mam\u0103 de butan se transform\u0103 \u00een solid,\u201d potrivit&nbsp;<a href=\"http:\/\/newsweek\/\">newsweek.ro<\/a><\/p>\n\n\n\n<p>Praful de stele\u201d \u015fi-a f\u0103cut apari\u0163ia \u00een laboratorul de Fizica Plasmei acum trei ani, printr-o coinciden\u0163\u0103 la care viseaz\u0103 orice cercet\u0103tor \u015fi pentru care s-a inventat un cuv\u00e2nt special \u00een limba englez\u0103: \u201eserendipity\u201d.&nbsp;<\/p>\n\n\n\n<p>Produsul urmeaz\u0103 s\u0103 fie \u00eembun\u0103t\u0103\u0163it mai departe, astfel \u00eenc\u00e2t s\u0103 se apropie \u015fi mai mult fa\u0163\u0103 de cel din inima galaxiei. Pentru aceasta, echipa de cercetare caut\u0103 diverse metode pentru a sc\u0103dea con\u0163inutul de hidrogen.&nbsp;<\/p>\n\n\n\n<p>Echipa a fost alc\u0103tuit\u0103 din Ionu\u0163 Topala, Silvia-Alina Chiper, Valentin Pohoa\u0163a (cadre didactice la Facultatea de Fizica), Ilarion Mih\u0103il\u0103 (cercet\u0103tor CERNESIM), Delia Ciubotaru, Bianca Cristiana Hodoroab\u0103 (masteranzi), Ioana Cristina Gerber (doctorand) si Toma Mihai (tehnician).<\/p>\n\n\n\n<p>sursa: capital.ro<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Cu toate c\u0103 a fost o descperire neinten\u021bionat\u0103, \u00een acest loc din Rom\u00e2nia se fabric\u0103 printr-o metod\u0103 unic\u0103 la nivel<\/p>\n","protected":false},"author":1,"featured_media":45326,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"spay_email":"","footnotes":"","jetpack_publicize_message":""},"categories":[11],"tags":[],"class_list":["post-45325","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-stiri-interne"],"jetpack_featured_media_url":"https:\/\/i2.wp.com\/realitatearutiera.ro\/wp-content\/uploads\/2019\/01\/praf-de-stele.jpg?fit=980%2C576&ssl=1","jetpack_publicize_connections":[],"jetpack_sharing_enabled":true,"jetpack_shortlink":"https:\/\/wp.me\/p61naM-bN3","jetpack-related-posts":[],"_links":{"self":[{"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=\/wp\/v2\/posts\/45325","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=45325"}],"version-history":[{"count":1,"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=\/wp\/v2\/posts\/45325\/revisions"}],"predecessor-version":[{"id":45327,"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=\/wp\/v2\/posts\/45325\/revisions\/45327"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=\/wp\/v2\/media\/45326"}],"wp:attachment":[{"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=45325"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=45325"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/realitatearutiera.ro\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=45325"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}