{"id":6117,"date":"2026-10-19T09:48:29","date_gmt":"2026-10-19T09:48:29","guid":{"rendered":"https:\/\/phd.hi.is\/doktorsvorn\/doktorsvorn-i-jardfraedi-jan-prikryl\/"},"modified":"2026-10-19T09:48:29","modified_gmt":"2026-10-19T09:48:29","slug":"doktorsvorn-i-jardfraedi-jan-prikryl","status":"publish","type":"phd_defence","link":"https:\/\/phd.hi.is\/en\/doktorsvorn\/doktorsvorn-i-jardfraedi-jan-prikryl\/","title":{"rendered":"Doktorsv\u00f6rn \u00ed jar\u00f0fr\u00e6\u00f0i – Jan Prikryl"},"content":{"rendered":"
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Doktorsefni<\/strong>: Jan Prikryl<\/p>\n

Heiti ritger\u00f0ar:<\/strong> Efnaskipti vatns og bergs og binding CO2 og H2S \u00ed jar\u00f0hitakerfum: tilraunir og l\u00edkanreikningar (e. Fluid-rock interaction and H2S and CO2 mineralization in geothermal systems: experiments and geochemical modeling)<\/p>\n

Andm\u00e6lendur:<\/strong> Dr. Alasdair Skelton, pr\u00f3fessor vi\u00f0 H\u00e1sk\u00f3lann \u00ed Stokkh\u00f3lmi, Sv\u00ed\u00fej\u00f3\u00f0.
Dr. Orlando Vaselli, d\u00f3sent vi\u00f0 H\u00e1sk\u00f3lann \u00ed Fl\u00f3rens, \u00cdtal\u00edu.<\/p>\n

Lei\u00f0beinandi:<\/strong> Dr. Andri Stef\u00e1nsson, pr\u00f3fessor vi\u00f0 Jar\u00f0v\u00edsindadeild H\u00e1sk\u00f3la \u00cdslands.<\/p>\n

Einnig \u00ed doktorsnefnd:<\/strong> Dr. Sigur\u00f0ur R. G\u00edslason, v\u00edsindama\u00f0ur \u00e1 Jar\u00f0v\u00edsindastofnun H\u00e1sk\u00f3lans.
Dr. Bergur Sigf\u00fasson, fagstj\u00f3ri umhverfis og au\u00f0lindastrauma hj\u00e1 Orkuveitu Reykjav\u00edkur<\/p>\n

Doktorsv\u00f6rn st\u00fdrir:<\/strong> Dr. Magn\u00fas Tumi Gu\u00f0mundsson, pr\u00f3fessor og deildarforseti Jar\u00f0v\u00edsindadeildar H\u00e1sk\u00f3la \u00cdslands.<\/p>\n

\u00c1grip<\/strong><\/p>\n

Efnaskipti vatns og bergs eru mikilv\u00e6g ferli \u00ed n\u00e1tt\u00farunni, sem og \u00ed margs konar i\u00f0na\u00f0i. Sl\u00edkum efnahv\u00f6rfum m\u00e1 beita til \u00feess a\u00f0 binda \u00fatbl\u00e1stursg\u00f6s fr\u00e1 i\u00f0na\u00f0i, svo sem CO2 og H2S, varanlega \u00ed bergi \u00ed jar\u00f0hitakerfum. Til a\u00f0 rannsaka jar\u00f0efnafr\u00e6\u00f0i sl\u00edkrar bindingar voru tilraunir ger\u00f0ar \u00e1 ranns\u00f3knarstofu og framgangur efnahvarfa reikna\u00f0ur.<\/p>\n

Ranns\u00f3knin var \u00ed \u00feremur li\u00f0um: (1) leysing frumsteinda og glers vi\u00f0 gegnumfl\u00e6\u00f0i v\u00f6kva, og voru \u00fe\u00e1 lausnir efnagreindar og f\u00f6st efni myndgreind; (2) \u00f3hlutfallsbundin ummyndun frumst\u00e6\u00f0ra steinda \u00ed CO2-r\u00edkum lausnum, og voru \u00fe\u00e1 lausnir efnagreindar, steindir greindar til tegundar og magns, og sams\u00e6tuhlutf\u00f6ll m\u00e6ld; (3) steinrenning CO2 og H2S vi\u00f0 gegnumfl\u00e6\u00f0i v\u00f6kva, og voru \u00fe\u00e1 lausnir efnagreindar og steindir greindar til tegundar og magns.<\/p>\n

Helstu ni\u00f0urst\u00f6\u00f0ur eru a\u00f0 binding CO2 og H2S \u00ed jar\u00f0hitakerfum \u00e6tti a\u00f0 vera m\u00f6guleg \u00fat fr\u00e1 jar\u00f0efnafr\u00e6\u00f0ilegu sj\u00f3narmi\u00f0i. Mi\u00f0a\u00f0 vi\u00f0 m\u00e6ldan bindingarhra\u00f0a, bindast ~0,2-0,5 t af CO2 og ~0,03-0,05 t af H2S \u00e1rlega \u00e1 r\u00fammeter. \u00deetta bendir til \u00feess, a\u00f0 d\u00e6ling CO2 og H2S ni\u00f0ur \u00ed jar\u00f0hitakerfi kunni a\u00f0 vera f\u00e6r lei\u00f0 til a\u00f0 gera orkuvinnslu me\u00f0 jar\u00f0varma kolefnishlutlausa.<\/p>\n

Um doktorsefni\u00f0<\/strong><\/p>\n

Jan Prikryl er f\u00e6ddur 1987 \u00ed T\u00e9kklandi. Hann \u00fatskrifa\u00f0ist me\u00f0 BS pr\u00f3f 2010 og MS pr\u00f3f 2012 b\u00e6\u00f0i \u00ed jar\u00f0fr\u00e6\u00f0i fr\u00e1 H\u00e1sk\u00f3lanum \u00ed Masaryk, Brno, T\u00e9kklandi. Jan er giftur Margr\u00e9ti R\u00e1n Kj\u00e6rnested.<\/p>\n

Vi\u00f0bur\u00f0ur \u00e1 Facebook<\/a><\/p>\n<\/div><\/div>","protected":false},"featured_media":1945,"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":"2018-05-30T14:00:00+00:00","_phd_date_end":"2018-05-30T16:00:00+00:00","_phd_location":"Askja Stofa 132","_phd_admission":"Vi\u00f0bur\u00f0urinn fer fram \u00e1 ensku Allir velkomnir","_phd_thesis_title":"Efnaskipti vatns og bergs og binding CO2 og H2S \u00ed jar\u00f0hitakerfum: tilraunir og l\u00edkanreikningar (e. Fluid-rock interaction and H2S and CO2 mineralization in geothermal systems: experiments and geochemical modeling)","_phd_source_url":"https:\/\/gamli.hi.is\/vidburdir\/doktorsvorn_i_jardfraedi_jan_prikryl","_phd_source_node_id":"311127","_phd_source_type":"vidburdir","_phd_member_id":552,"footnotes":""},"phd_school":[113,93],"phd_discipline":[115],"class_list":["post-6117","phd_defence","type-phd_defence","status-publish","has-post-thumbnail","hentry","phd_school-jardvisindadeild","phd_school-verkfraedi-og-natturuvisindasvid","phd_discipline-phd-i-jardfraedi"],"_links":{"self":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_defence\/6117","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\/6117\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/media\/1945"}],"wp:attachment":[{"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/media?parent=6117"}],"wp:term":[{"taxonomy":"phd_school","embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_school?post=6117"},{"taxonomy":"phd_discipline","embeddable":true,"href":"https:\/\/phd.hi.is\/en\/wp-json\/wp\/v2\/phd_discipline?post=6117"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}