{"id":3314,"date":"2025-02-05T12:32:40","date_gmt":"2025-02-05T11:32:40","guid":{"rendered":"https:\/\/stel.asu.cas.cz\/cs\/?p=3314"},"modified":"2025-02-05T12:32:41","modified_gmt":"2025-02-05T11:32:41","slug":"proudeni-v-atmosferach-chemicky-pekuliarnich-hvezd","status":"publish","type":"post","link":"https:\/\/stel.asu.cas.cz\/cs\/2025\/02\/05\/proudeni-v-atmosferach-chemicky-pekuliarnich-hvezd\/","title":{"rendered":"Proud\u011bn\u00ed v\u00a0atmosf\u00e9r\u00e1ch chemicky pekuli\u00e1rn\u00edch hv\u011bzd"},"content":{"rendered":"\n<p>Klasick\u00e9 chemicky pekuli\u00e1rn\u00ed hv\u011bzdy maj\u00ed v&nbsp;atmosf\u00e9r\u00e1ch skvrny s&nbsp;odli\u0161n\u00fdm chemick\u00fdm slo\u017een\u00edm. Tyto skvrny ovliv\u0148uj\u00ed povrchov\u00e9 rozlo\u017een\u00ed teploty a&nbsp;v principu se tak\u00e9 mohou st\u00e1t d\u016fvodem pro v\u00fdskyt systematick\u00fdch tok\u016f plazmatu. Brankica Kub\u00e1tov\u00e1 ze Stel\u00e1rn\u00edho odd\u011blen\u00ed ASU byla sou\u010d\u00e1st\u00ed t\u00fdmu, kter\u00fd se v\u011bnoval modelov\u00e1n\u00ed takov\u00e9 situace.&nbsp;&nbsp;<\/p>\n\n\n\n<p>Slunce je jednou z\u00a0mnoha hv\u011bzd, ve srovn\u00e1n\u00ed s\u00a0jin\u00fdmi se v\u0161ak li\u0161\u00ed zejm\u00e9na t\u00edm, \u017ee je velmi bl\u00edzko. D\u00edky tomu m\u016f\u017eeme na slune\u010dn\u00edm povrchu sledovat detailn\u00ed struktury. I\u00a0d\u00edky nim tak\u00e9 v\u00edme, \u017ee slune\u010dn\u00ed atmosf\u00e9ra nen\u00ed v\u00a0klidu a\u00a0vykazuje celou \u0159adu nejr\u016fzn\u011bj\u0161\u00edch pohyb\u016f. N\u011bkter\u00e9 z\u00a0t\u011bchto systematick\u00fdch pohyb\u016f maj\u00ed co do \u010din\u011bn\u00ed s\u00a0existenc\u00ed projev\u016f slune\u010dn\u00ed aktivity, zejm\u00e9na s\u00a0v\u00fdskytem skvrn. Slune\u010dn\u00ed skvrny jsou m\u00edsty se siln\u00fdm organizovan\u00fdm magnetick\u00fdm polem a\u00a0je p\u0159edm\u011btem neust\u00e1l\u00e9ho v\u00fdzkumu, jak ovliv\u0148uje v\u00fdskyt skvrn proud\u011bn\u00ed slune\u010dn\u00edho plazmatu na nejr\u016fzn\u011bj\u0161\u00edch prostorov\u00fdch i\u00a0\u010dasov\u00fdch \u0161k\u00e1l\u00e1ch.<\/p>\n\n\n\n<p><a href=\"https:\/\/www.asu.cas.cz\/articles\/2373\/19\/na-cem-pracujeme-proudeni-v-atmosferach-chemicky-pekuliarnich-hvezd\" target=\"_blank\" rel=\"noreferrer noopener\">Pokra\u010dov\u00e1n\u00ed: web ASU<\/a><\/p>\n\n\n\n<h4 class=\"wp-block-heading\">Dal\u0161\u00ed informace<\/h4>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Popis \u00favodn\u00edho obr\u00e1zku: Modelov\u00e1 struktura magnetick\u00e9ho pole hv\u011bzdy HD 37776, kter\u00e1 se stala p\u0159edobrazem v\u00fdzkumu povrchov\u00fdch rychlostn\u00edch pol\u00ed, Kredit: Oleg Kochukhov<\/li>\n\n\n\n<li>p\u0159evzato: <a href=\"https:\/\/www.asu.cas.cz\/articles\/2373\/19\/na-cem-pracujeme-proudeni-v-atmosferach-chemicky-pekuliarnich-hvezd\" target=\"_blank\" rel=\"noreferrer noopener\">Na \u010dem pracujeme: Proud\u011bn\u00ed v\u00a0atmosf\u00e9r\u00e1ch chemicky pekuli\u00e1rn\u00edch hv\u011bzd<\/a> (M. \u0160vanda, ASU)<\/li>\n\n\n\n<li>A. ud-Doula, J. Krti\u010dka, B. Kub\u00e1tov\u00e1, <em>Horizontal flows in the atmospheres of chemically peculiar stars<\/em>, Astronomy &amp; Astrophysics v\u00a0tisku, preprint <a href=\"https:\/\/arxiv.org\/abs\/2501.12887\" target=\"_blank\" rel=\"noreferrer noopener\">arXiv:2501.12887<\/a><\/li>\n\n\n\n<li>Kontakt:\u00a0Mgr. Brankica Kub\u00e1tov\u00e1, Ph.D., brankica.kubatova@asu.cas.cz<\/li>\n<\/ul>\n\n\n\n<p><\/p>\n","protected":false},"excerpt":{"rendered":"<p>Klasick\u00e9 chemicky pekuli\u00e1rn\u00ed hv\u011bzdy maj\u00ed v&nbsp;atmosf\u00e9r\u00e1ch skvrny s&nbsp;odli\u0161n\u00fdm chemick\u00fdm slo\u017een\u00edm. Tyto skvrny ovliv\u0148uj\u00ed povrchov\u00e9 rozlo\u017een\u00ed teploty a&nbsp;v principu se tak\u00e9 mohou st\u00e1t d\u016fvodem pro v\u00fdskyt<\/p>\n","protected":false},"author":1,"featured_media":3316,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[37,32],"tags":[],"class_list":["post-3314","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-horke-hvezdy","category-novinky"],"_links":{"self":[{"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/posts\/3314","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/comments?post=3314"}],"version-history":[{"count":3,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/posts\/3314\/revisions"}],"predecessor-version":[{"id":3320,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/posts\/3314\/revisions\/3320"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/media\/3316"}],"wp:attachment":[{"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/media?parent=3314"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/categories?post=3314"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/stel.asu.cas.cz\/cs\/wp-json\/wp\/v2\/tags?post=3314"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}