{"id":325,"date":"2018-02-15T06:44:30","date_gmt":"2018-02-15T06:44:30","guid":{"rendered":"http:\/\/www.phys.uaic.ro\/?page_id=325"},"modified":"2018-02-16T17:59:02","modified_gmt":"2018-02-16T17:59:02","slug":"serban-titeica-1908-1985","status":"publish","type":"page","link":"https:\/\/www.phys.uaic.ro\/index.php\/prezentare\/personalitati-facultate\/serban-titeica-1908-1985\/","title":{"rendered":"\u0218erban \u021ai\u021beica (1908-1985)"},"content":{"rendered":"<p><img decoding=\"async\" src=\"http:\/\/www.phys.uaic.ro\/wp\/prezentare\/personalitati\/serban-titeica.gif\" alt=\"serban-titeica\" style=\"width: 225px;height: 300px;float: right;border: 1px solid #000000;margin: 10px;padding: 10px;\" \/><\/p>\n<p>S-a n\u0103scut la 14\/27 martie 1908 \u00een Bucure\u0219ti, fiind al treilea \u0219i ultimul copil al matematicianului Gheorghe \u021ai\u021beica. A absolvit liceul Mihai Viteazul din Bucure\u0219ti, dup\u0103 care a studiat la Facultatea de \u0218tiin\u021be a Universit\u0103\u021bii din Bucure\u0219ti, ob\u021bin\u00e2nd \u00een 1929 o licen\u021b\u0103 \u00een \u0219tiin\u021be fizico-chimice \u0219i una \u00een \u0219tiin\u021be matematice.<\/p>\n<p>A f\u0103cut studii de doctorat la Universitatea din Leipzig (1930-1934), sub \u00eendrumarea profesorului Werner Heisenberg, ob\u021bin\u00e2nd \u00een 1935 titlul de Doktor der Philosophie. Diserta\u021bia de doctorat, intitulat\u0103 Despre modificarea rezisten\u021bei metalelor \u00een c\u00e2mp magnetic (\u00dcber die Widerstands\u00e4nderung von Metallen im Magnetfeld), a fost publicat\u0103 integral \u00een Annalen der Physik (Leipzig) \u0219i a cunoscut o larg\u0103 notorietate: era, \u0219i a r\u0103mas, o lucrare fundamental\u0103, sursa multor cercet\u0103ri ulterioare.<\/p>\n<p>\u00centors \u00een \u021bar\u0103, a inaugurat o lung\u0103 \u0219i fructuoas\u0103 carier\u0103 universitar\u0103: asistent la Politehnica din Bucure\u0219ti (1935-1941), profesor la Universitatea din Ia\u0219i (1941-1948), profesor la Universitatea din Bucure\u0219ti (1949-1977), r\u0103m\u00e2n\u00e2nd profesor consultant \u0219i dup\u0103 v\u00e2rsta pension\u0103rii.<\/p>\n<p>A ocupat func\u021bii importante \u00een managementul cercet\u0103rii \u0219tiin\u021bifice na\u021bionale \u0219i interna\u021bionale: a fost \u0219eful sec\u021biei de fizic\u0103 teoretic\u0103 din Institutul de Fizic\u0103 al Academiei (1951-1955); director adjunct \u0219tiin\u021bific al Institutului de Fizic\u0103 Atomic\u0103 (apoi al Institutului Central de Fizic\u0103) din Bucure\u0219ti\/M\u0103gurele (1955-1976); membru, ca reprezentant permanent al Rom\u00e2niei, \u00een consiliul \u0219tiin\u021bific al Institutului Unificat de Cercet\u0103ri Nucleare din Dubna (1956-1981) \u0219i vicedirector al aceluia\u0219i institut (1962-1964). A fost redactor \u0219ef adjunct, apoi redactor \u0219ef, al revistelor de specialitate ale Academiei Rom\u00e2ne: Studii \u0219i Cercet\u0103ri de Fizic\u0103 \u0219i Revue Roumaine de Physique (1956-1985).<\/p>\n<p>A adus contribu\u021bii originale \u00een domenii variate ale fizicii teoretice: rezisten\u021ba metalelor \u00een c\u00e2mp magnetic, absorb\u021bia razelor corpusculare grele \u00een materie, teoria pozitronului \u0219i polarizarea vidului, radia\u021bia electromagnetic\u0103 multipolar\u0103, termodinamic\u0103 \u0219i mecanic\u0103 statistic\u0103, dezintegrarea pionilor \u00een muoni \u0219i neutrini, reprezent\u0103rile algebrelor Lie ale grupurilor unitare \u0219i ortogonale. Studiind mi\u0219carea unui colectiv de particule punctuale \u00eenc\u0103rcate cu sarcini electrice, aflate sub influen\u021ba unor c\u00e2mpuri electrice \u0219i magnetice create prin \u00eens\u0103\u0219i mi\u0219carea particulelor, a dat o formulare relativist invariant\u0103 ecua\u021biilor de evolu\u021bie a acestor colective \u0219i o formulare covariant\u0103 legilor statisticii.<\/p>\n<p>\u0218erban \u021ai\u021beica a fost un ne\u00eentrecut profesor, care \u00ee\u0219i cucerea auditoriul prin vastitatea cuno\u0219tin\u021belor ca \u0219i prin claritatea \u0219i elegan\u021ba expunerilor. Timp de patru decenii, a \u021binut succesiv cursuri de analiz\u0103 matematic\u0103, structura materiei, mecanic\u0103 analitic\u0103, termodinamic\u0103 \u0219i fizic\u0103 statistic\u0103, electrodinamic\u0103, teorie cuantic\u0103 veche, mecanic\u0103 cuantic\u0103. A ini\u021biat cursuri speciale de fizic\u0103 teoretic\u0103: mecanic\u0103 cuantic\u0103 avansat\u0103, teoria nucleului atomic, elemente de teoria grupurilor \u0219i algebrelor Lie. A fost profesorul preferat al multor genera\u021bii de studen\u021bi, \u00eendrum\u0103torul unor excelente teze de doctorat, mentorul admirat al unor fizicieni de valoare, fondatorul unei active \u0219i prestigioase \u0219coli rom\u00e2ne\u0219ti de fizic\u0103 teoretic\u0103.<\/p>\n<p>Este unanim considerat drept fondatorul \u0219colii rom\u00e2ne de fizic\u0103 teoretic\u0103. A f\u0103cut cercet\u0103ri \u00een domeniul termodinamicii, a fizicii statistice, mecanicii cuantice, fizicii atomice \u0219i \u00een fizica particulelor elementare.<\/p>\n<p>A fost membru al Academiei Rom\u00e2ne (din 1955) \u0219i vicepre\u0219edinte al acesteia \u00eentre anii 1963-1985. A fost de asemenea membru al Academiei de \u0218tiin\u021be a URSS (1965), membru al Academiei Saxone de \u0218tiin\u021be din Leipzig (1967).<\/p>\n<p>S-a stins din via\u021b\u0103 pe 28 mai 1985 la Bucure\u0219ti.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>S-a n\u0103scut la 14\/27 martie 1908 \u00een Bucure\u0219ti, fiind al treilea \u0219i ultimul copil al matematicianului Gheorghe \u021ai\u021beica. A absolvit liceul Mihai Viteazul din Bucure\u0219ti, dup\u0103 care a studiat la Facultatea de \u0218tiin\u021be a Universit\u0103\u021bii din Bucure\u0219ti, ob\u021bin\u00e2nd \u00een 1929 o licen\u021b\u0103 \u00een \u0219tiin\u021be fizico-chimice \u0219i una \u00een \u0219tiin\u021be matematice. A f\u0103cut studii de doctorat la Universitatea din\u2026 <span class=\"read-more\"><a href=\"https:\/\/www.phys.uaic.ro\/index.php\/prezentare\/personalitati-facultate\/serban-titeica-1908-1985\/\">Read More &raquo;<\/a><\/span><\/p>\n","protected":false},"author":3,"featured_media":0,"parent":284,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"class_list":["post-325","page","type-page","status-publish","hentry"],"_links":{"self":[{"href":"https:\/\/www.phys.uaic.ro\/index.php\/wp-json\/wp\/v2\/pages\/325","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.phys.uaic.ro\/index.php\/wp-json\/wp\/v2\/pages"}],"about":[{"href":"https:\/\/www.phys.uaic.ro\/index.php\/wp-json\/wp\/v2\/types\/page"}],"author":[{"embeddable":true,"href":"https:\/\/www.phys.uaic.ro\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/www.phys.uaic.ro\/index.php\/wp-json\/wp\/v2\/comments?post=325"}],"version-history":[{"count":0,"href":"https:\/\/www.phys.uaic.ro\/index.php\/wp-json\/wp\/v2\/pages\/325\/revisions"}],"up":[{"embeddable":true,"href":"https:\/\/www.phys.uaic.ro\/index.php\/wp-json\/wp\/v2\/pages\/284"}],"wp:attachment":[{"href":"https:\/\/www.phys.uaic.ro\/index.php\/wp-json\/wp\/v2\/media?parent=325"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}