{"id":6083,"date":"2026-10-19T09:48:27","date_gmt":"2026-10-19T09:48:27","guid":{"rendered":"https:\/\/phd.hi.is\/doktorsvorn\/doktorsvorn-i-edlisfraedi-juan-fernando-angel-ramelli\/"},"modified":"2026-10-19T09:48:27","modified_gmt":"2026-10-19T09:48:27","slug":"doktorsvorn-i-edlisfraedi-juan-fernando-angel-ramelli","status":"publish","type":"phd_defence","link":"https:\/\/phd.hi.is\/en\/doktorsvorn\/doktorsvorn-i-edlisfraedi-juan-fernando-angel-ramelli\/","title":{"rendered":"Doktorsv\u00f6rn \u00ed e\u00f0lisfr\u00e6\u00f0i &#8211; Juan Fernando Angel Ramelli"},"content":{"rendered":"<div class=\"field-items\">\n<div class=\"field-item even\" property=\"content:encoded\">\n<p><strong>Streymi:\u00a0<\/strong><a href=\"https:\/\/www.youtube.com\/user\/HIvarp\/live\">https:\/\/www.youtube.com\/user\/HIvarp\/live<\/a><\/p>\n<p><strong>Doktorsefni:<\/strong> Juan Fernando Angel Ramelli<\/p>\n<p><strong>Heiti ritger\u00f0ar:<\/strong>\u00a0Fl\u00e6kjueiginleikar skammta\u00e1standa \u00ed Lifshitz l\u00edk\u00f6num (Entanglement in Quantum Lifshitz Theories)<\/p>\n<p><strong>Andm\u00e6lendur:<\/strong><strong><br \/> <\/strong>Dr. Stefan Vandoren, pr\u00f3fessor vi\u00f0 Universiteit Utrecht, Hollandi<br \/> Dr. Jens Hj\u00f6rleifur B\u00e1r\u00f0arson, d\u00f3sent vi\u00f0 KTH Royal Institute of Technology, Stokkh\u00f3lmi<\/p>\n<p><strong>Lei\u00f0beinandi:<\/strong>\u00a0Dr. Valentina Giangreco Puletti, pr\u00f3fessor vi\u00f0 Raunv\u00edsindadeild H\u00e1sk\u00f3la \u00cdslands<\/p>\n<p><strong>Einnig \u00ed doktorsnefnd:<\/strong><\/p>\n<p>Dr. L\u00e1rus Thorlacius, pr\u00f3fessor vi\u00f0 Raunv\u00edsindadeild H\u00e1sk\u00f3la \u00cdslands<br \/> Dr. \u00de\u00f3r\u00f0ur J\u00f3nsson, pr\u00f3fessor vi\u00f0 Raunv\u00edsindadeild H\u00e1sk\u00f3la \u00cdslands<br \/> Dr. Erik Tonni, d\u00f3sent vi\u00f0 SISSA, Trento, \u00cdtal\u00edu<strong><br \/> <\/strong><\/p>\n<p><strong>Doktorsv\u00f6rn st\u00fdrir:<\/strong>\u00a0Dr. Einar \u00d6rn Sveinbj\u00f6rnsson, pr\u00f3fessor og deildarforseti Raunv\u00edsindadeildar H\u00e1sk\u00f3la \u00cdslands.<\/p>\n<p><strong>\u00c1grip<br \/> <\/strong>\u00c1 undanf\u00f6rnum \u00e1rum hafa ranns\u00f3knir \u00e1 fl\u00e6kjueiginleikum skammta\u00e1standa leitt til d\u00fdpri skilnings \u00e1 \u00fdmsum svi\u00f0um e\u00f0lisfr\u00e6\u00f0i, svo sem \u00feyngdarfr\u00e6\u00f0i og \u00fe\u00e9ttiefnisfr\u00e6\u00f0i. Skammtafr\u00e6\u00f0ilega Lifshitz l\u00edkani\u00f0 og alh\u00e6fingar \u00feess eru d\u00e6mi um skammtakenningar \u00fear sem sk\u00f6lun t\u00edma og r\u00fams stenst ekki \u00e1. \u00deessi l\u00edk\u00f6n eru n\u00e1skyld hornr\u00e6kinni skammtasvi\u00f0sfr\u00e6\u00f0i og l\u00edkt og h\u00fan hafa \u00feau r\u00edkulega samhverfu sem leyfir \u00edtarlega \u00fatreikninga \u00e1 mismunandi fl\u00e6kjueiginleikum.<\/p>\n<p> \u00cd ritger\u00f0inni eru kanna\u00f0ir tveir m\u00e6likvar\u00f0ar \u00e1 skammtafl\u00e6kju, annars vegar fl\u00e6kju\u00f3rei\u00f0a og hins vegar svonefnd lograneikv\u00e6\u00f0ni. N\u00e1kv\u00e6mar kennilegar reiknia\u00f0fer\u00f0ir eru nota\u00f0ar til a\u00f0 lei\u00f0a \u00fat algilda heg\u00f0un \u00feessara st\u00e6r\u00f0a \u00ed Lifshitz l\u00edk\u00f6num. \u00datreikningarnir eru vi\u00f0r\u00e1\u00f0anlegir \u00feegar l\u00edkani\u00f0 er einskor\u00f0a\u00f0 vi\u00f0 k\u00faluyfirbor\u00f0 og hj\u00f3lfleti, \u00fear sem r\u00f3f diffurvirkjanna sem koma vi\u00f0 s\u00f6gu er \u00feekkt. Me\u00f0 a\u00f0fer\u00f0 eftirmynda m\u00e1 reikna fl\u00e6kju\u00f3rei\u00f0u og lograneikv\u00e6\u00f0ni grunn\u00e1standsins, sem og fl\u00e6kju\u00f3rei\u00f0u einfaldra \u00f6rva\u00f0ra \u00e1standa. Ni\u00f0urst\u00f6\u00f0una m\u00e1 skrifa sem \u00feekkt fall af stu\u00f0lum sem koma fyrir \u00ed l\u00edkaninu og skammtat\u00f6lum \u00e1standanna.<\/p>\n<p><strong>Um doktorsefni\u00f0<br \/><\/strong>Juan Fernando Angel Ramellif\u00e6ddist \u00ed Bogot\u00e1 \u00ed K\u00f3lumb\u00edu \u00e1ri\u00f0 1990. Hann fluttist til Sviss \u00e1ri\u00f0 2001. \u00dear \u00fatskrifa\u00f0ist hann \u00far menntask\u00f3la me\u00f0 \u00e1herslu \u00e1 st\u00e6r\u00f0fr\u00e6\u00f0i og e\u00f0lisfr\u00e6\u00f0i \u00e1ri\u00f0 2009. \u00dea\u00f0an l\u00e1 lei\u00f0in \u00ed ETH h\u00e1sk\u00f3lann \u00ed Z\u00fcrich \u00fear sem hann stunda\u00f0i n\u00e1m \u00ed e\u00f0lisfr\u00e6\u00f0i. Hann lauk bakkal\u00e1rgr\u00e1\u00f0u \u00e1ri\u00f0 2013 og meistaragr\u00e1\u00f0u \u00ed kennilegri e\u00f0lisfr\u00e6\u00f0i \u00e1ri\u00f0 2015. \u00c1ri\u00f0 2016 flutti Juanfernando til \u00cdslands og h\u00f3f doktorsn\u00e1m vi\u00f0 H\u00e1sk\u00f3la \u00cdslands.<\/p>\n<\/div><\/div>","protected":false},"featured_media":1802,"template":"","meta":{"site-sidebar-layout":"default","site-content-layout":"","ast-site-content-layout":"default","site-content-style":"default","site-sidebar-style":"default","ast-global-header-display":"","ast-banner-title-visibility":"","ast-main-header-display":"","ast-hfb-above-header-display":"","ast-hfb-below-header-display":"","ast-hfb-mobile-header-display":"","site-post-title":"","ast-breadcrumbs-content":"","ast-featured-img":"","footer-sml-layout":"","ast-disable-related-posts":"","theme-transparent-header-meta":"","adv-header-id-meta":"","stick-header-meta":"","header-above-stick-meta":"","header-main-stick-meta":"","header-below-stick-meta":"","astra-migrate-meta-layouts":"default","ast-page-background-enabled":"default","ast-page-background-meta":{"desktop":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"ast-content-background-meta":{"desktop":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"tablet":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""},"mobile":{"background-color":"var(--ast-global-color-5)","background-image":"","background-repeat":"repeat","background-position":"center center","background-size":"auto","background-attachment":"scroll","background-type":"","background-media":"","overlay-type":"","overlay-color":"","overlay-opacity":"","overlay-gradient":""}},"_phd_date_start":"2020-11-06T14:00:00+00:00","_phd_date_end":"2020-11-06T16:00:00+00:00","_phd_location":"Ver\u00f6ld - H\u00fas Vigd\u00edsar Stofa 023","_phd_admission":"A\u00f0gangur \u00f3keypis","_phd_thesis_title":"Fl\u00e6kjueiginleikar skammta\u00e1standa \u00ed Lifshitz l\u00edk\u00f6num (Entanglement in Quantum Lifshitz Theories)","_phd_source_url":"https:\/\/gamli.hi.is\/vidburdir\/doktorsvorn_i_edlisfraedi_juan_fernando_angel_ramelli","_phd_source_node_id":"370171","_phd_source_type":"vidburdir","_phd_member_id":464,"footnotes":""},"phd_school":[101,93],"phd_discipline":[105],"class_list":["post-6083","phd_defence","type-phd_defence","status-publish","has-post-thumbnail","hentry","phd_school-raunvisindadeild","phd_school-verkfraedi-og-natturuvisindasvid","phd_discipline-phd-i-edlisfraedi"],"_links":{"self":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_defence\/6083","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_defence"}],"about":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/types\/phd_defence"}],"version-history":[{"count":0,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_defence\/6083\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/media\/1802"}],"wp:attachment":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/media?parent=6083"}],"wp:term":[{"taxonomy":"phd_school","embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_school?post=6083"},{"taxonomy":"phd_discipline","embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_discipline?post=6083"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}