{"id":6075,"date":"2026-10-19T09:48:26","date_gmt":"2026-10-19T09:48:26","guid":{"rendered":"https:\/\/phd.hi.is\/doktorsvorn\/doktorsvorn-i-efnafraedi-dipankar-ghosh\/"},"modified":"2026-10-19T09:48:26","modified_gmt":"2026-10-19T09:48:26","slug":"doktorsvorn-i-efnafraedi-dipankar-ghosh","status":"publish","type":"phd_defence","link":"https:\/\/phd.hi.is\/en\/doktorsvorn\/doktorsvorn-i-efnafraedi-dipankar-ghosh\/","title":{"rendered":"Doktorsv\u00f6rn \u00ed efnafr\u00e6\u00f0i &#8211; Dipankar Ghosh"},"content":{"rendered":"<div class=\"field-items\">\n<div class=\"field-item even\" property=\"content:encoded\">\n<p><strong>Streymt ver\u00f0ur fr\u00e1 v\u00f6rninni:\u00a0<\/strong><a href=\"https:\/\/livestream.com\/hi\/dipankarghosh\">https:\/\/livestream.com\/hi\/dipankarghosh<\/a><\/p>\n<p><strong>Doktorsefni:<\/strong>\u00a0Dipankar Ghosh<\/p>\n<p><strong>Heiti ritger\u00f0ar:<\/strong>\u00a0Samsetning fj\u00f6l\u00fe\u00e1tta bindla \u00ed snjallefni<\/p>\n<p><strong>Andm\u00e6lendur:<\/strong> Dr. \u00deorfinnur Gunnlaugsson, pr\u00f3fessor vi\u00f0 Trinity College \u00ed Dublin<br \/> Dr. Stef\u00e1n J\u00f3nsson, h\u00f3pstj\u00f3ri hj\u00e1 Alvotech<strong><br \/> <\/strong><\/p>\n<p><strong>Lei\u00f0beinandi:<\/strong>\u00a0Dr. Krishna Kumar Damodaran, pr\u00f3fessor vi\u00f0 Raunv\u00edsindadeild H\u00e1sk\u00f3la \u00cdslands<\/p>\n<p><strong>Einnig \u00ed doktorsnefnd:<\/strong> Dr. Ingvar Helgi \u00c1rnason, pr\u00f3fessor emeritus vi\u00f0 Raunv\u00edsindadeild H\u00e1sk\u00f3la \u00cdslands<br \/> Dr. M\u00e1r M\u00e1sson, pr\u00f3fessor vi\u00f0 Lyfjafr\u00e6\u00f0ideild H\u00e1sk\u00f3la \u00cdslands<\/p>\n<p><strong>Doktorsv\u00f6rn st\u00fdrir:<\/strong>\u00a0Dr. Oddur Ing\u00f3lfsson, pr\u00f3fessor og deildarforseti Raunv\u00edsindadeildar H\u00e1sk\u00f3la \u00cdslands<strong>\u00a0<\/strong><\/p>\n<p><strong>\u00c1grip<\/strong><\/p>\n<p>N\u00e1tt\u00faran notar einfaldar, sj\u00e1lfskipulag\u00f0ar (e. self-assembling) byggingareiningar til \u00feess a\u00f0 mynda fl\u00f3knari efni me\u00f0 \u00e1kve\u00f0na virkni tengda byggingu \u00feeirra. Hugmyndir \u00feversameindaefnafr\u00e6\u00f0i hafa gert efnafr\u00e6\u00f0ingum kleift a\u00f0 herma sj\u00e1lfskipulagningu n\u00e1tt\u00farulegra efna. A\u00f0 auka skilning \u00e1 samsetningarferlinu er krefjandi en mun gera okkur kleift a\u00f0 hanna og sm\u00ed\u00f0a fl\u00f3kin efni me\u00f0 fyrirsj\u00e1anlega virkni og eiginleika. \u00cd \u00feessu doktorsverkefni er sko\u00f0u\u00f0 sams\u00f6fnun vetnistengjandi virkra l\u00edfr\u00e6nna efna me\u00f0 \u00f3samgildum tengjum og gir\u00f0itengjum vi\u00f0 m\u00e1lma. M\u00e1lmhv\u00f6tu\u00f0 samsetning var sko\u00f0u\u00f0 me\u00f0 \u00fev\u00ed a\u00f0 umbreyta fj\u00f6lvirkum bindli (e. ligand) \u00ed m\u00e1lm-bindil, sem var innlima\u00f0ur \u00ed m\u00e1lml\u00edfr\u00e6nt efni (MOMs) (e. metal organic material) og hv\u00f6tunareiginleikar \u00feess greindir. Sj\u00e1lfskipulagningin bygg\u00f0 \u00e1 vetnistengjum var ranns\u00f6ku\u00f0 \u00ed \u00feversameindagelum bygg\u00f0um \u00e1 l\u00e1g-massa sameindagelum (LMWGs) (e. low molecular weight gelators), sem eru \u00feversameindakerfi me\u00f0 \u00e1kve\u00f0na \u00f6rvunarsv\u00f6run \u00fear sem sj\u00e1lfskipulagning\/endurmyndunarferli getur veri\u00f0 stillt af\/\u00e1 eftir utana\u00f0komandi \u00f6rvun eins og hita, lj\u00f3si, hlj\u00f3\u00f0bylgjum, pH e\u00f0a j\u00f3num. Tilgangur og mikilv\u00e6gi \u00fdmissa \u00f3samgildra tengja \u00ed myndun gelkerfa voru ranns\u00f6ku\u00f0 \u00ed LMWGs bygg\u00f0um \u00e1 am\u00ed\u00f0um og m\u00e1lmgelum (e. metallogels). Sj\u00e1lfskipulagningarferli\u00f0 \u00ed fj\u00f6l\u00fe\u00e1tta-am\u00ed\u00f0\/urea \u00feversameindagelum var rannsaka\u00f0 me\u00f0 fj\u00f6lbreyttum greiningara\u00f0fer\u00f0um og hefur s\u00e9rt\u00e6k sams\u00f6fnun byggingareininga (e. specific co-assembly) \u00ed bl\u00f6ndu\u00f0um handhverfugelum veri\u00f0 s\u00fdnd me\u00f0 kristalbyggingar-greiningu. Notkun \u00e1 LMWGs sem skilvirkum kristalr\u00e6ktunarmi\u00f0li var k\u00f6nnu\u00f0 og hefur s\u00fdnt krist\u00f6llun \u00f3l\u00edfr\u00e6nna efna \u00ed gel-mi\u00f0li. \u00deessar rans\u00f3knir gera okkur kleift a\u00f0 skilja lykilv\u00edxlverkanir \u00ed sj\u00e1lskipulagningarferli \u00feessara kerfa, sem mun gagnast \u00ed h\u00f6nnun n\u00fdrra \u00feversameindakerfa me\u00f0 for\u00e1kve\u00f0na eiginleika.<\/p>\n<p><strong>Um doktorsefni\u00f0<\/strong><\/p>\n<p>Dipankar er f\u00e6ddur og uppalinn \u00ed Krishnagar, sem er l\u00edtil borg \u00ed Vestur-Bengalfylki \u00e1 Indlandi. Hann lauk B.Sc. gr\u00e1\u00f0u \u00ed efnafr\u00e6\u00f0i fr\u00e1 Jadavpur-h\u00e1sk\u00f3la \u00e1ri\u00f0 2012 og M.Sc gr\u00e1\u00f0u \u00e1ri\u00f0 2014 fr\u00e1 IIT Kanpur-h\u00e1sk\u00f3lanum \u00ed Indlandi. Seinna sama \u00e1r flutti hann til \u00cdslands til \u00feess a\u00f0 leggja stund \u00e1 doktorsn\u00e1m vi\u00f0 H\u00e1sk\u00f3la \u00cdslands.<\/p>\n<\/div><\/div>","protected":false},"featured_media":1757,"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":"2020-06-12T13:00:00+00:00","_phd_date_end":"2020-06-12T15:00:00+00:00","_phd_location":"A\u00f0albygging H\u00e1t\u00ed\u00f0arsalur","_phd_admission":"A\u00f0gangur \u00f3keypis","_phd_thesis_title":"Samsetning fj\u00f6l\u00fe\u00e1tta bindla \u00ed snjallefni","_phd_source_url":"https:\/\/gamli.hi.is\/vidburdir\/doktorsvorn_i_efnafraedi_dipankar_ghosh","_phd_source_node_id":"341451","_phd_source_type":"vidburdir","_phd_member_id":441,"footnotes":""},"phd_school":[101,93],"phd_discipline":[102],"class_list":["post-6075","phd_defence","type-phd_defence","status-publish","has-post-thumbnail","hentry","phd_school-raunvisindadeild","phd_school-verkfraedi-og-natturuvisindasvid","phd_discipline-phd-i-efnafraedi"],"_links":{"self":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_defence\/6075","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\/6075\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/media\/1757"}],"wp:attachment":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/media?parent=6075"}],"wp:term":[{"taxonomy":"phd_school","embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_school?post=6075"},{"taxonomy":"phd_discipline","embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_discipline?post=6075"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}