{"id":316,"date":"2021-03-17T11:39:35","date_gmt":"2021-03-17T09:39:35","guid":{"rendered":"http:\/\/ccsw.lu.lv\/?p=316"},"modified":"2021-03-17T17:06:57","modified_gmt":"2021-03-17T15:06:57","slug":"co2-sorbentu-kandidat-vielu-sinteze-un-efektivitates-izpete","status":"publish","type":"post","link":"https:\/\/ccsw.lu.lv\/index.php\/2021\/03\/17\/co2-sorbentu-kandidat-vielu-sinteze-un-efektivitates-izpete\/","title":{"rendered":"CO2 sorbentu kandid\u0101tvielu sint\u0113ze un efektivit\u0101tes izp\u0113te"},"content":{"rendered":"

P\u0113t\u012btas 3 da\u017e\u0101das met\u0101lorganisk\u0101s strukt\u016bras (MOF), k\u0101 ar\u012b litija silik\u0101ti.<\/p>\n

Met\u0101lorganisk\u0101s strukt\u016bras (MOS (ang\u013cu val. MOF<\/em>) ir savienojumu klase, kuras pamat\u0101 ir met\u0101la joni, kas saist\u012bti ar organiskiem ligandiem, lai veidotu vienu-, divu- vai tr\u012bsdimension\u0101las strukt\u016bras. Pie tam \u0161o savienojumu rakstur\u012bga iez\u012bme ir porain\u012bba.<\/p>\n

P\u0113c zin\u0101tnisk\u0101s literat\u016bras rakstiem sintez\u0113tas 3 MOS: CuBTC, UTSA-16 un UiO-66(zr)-(COOH)2<\/sub>, k\u0101 ar\u012b veikti \u0161o MOS imobiliz\u0101cijas priek\u0161 m\u0113\u0123in\u0101jumi uz montmorilon\u012bta un aerosila.<\/p>\n

MOS sint\u0113zei izmantotas at\u0161\u0137ir\u012bgas sint\u0113zes metodes, piem\u0113ram, CuBTC sint\u0113ze veikta, izmantojot apstr\u0101di ar ultraska\u0146u, UTSA-16 sint\u0113ze veikta, izmantojot hidroterm\u0101los reakcijas apst\u0101k\u013cus nosl\u0113gt\u0101 teflona kapsul\u0101, paaugstin\u0101t\u0101 temperat\u016br\u0101, savuk\u0101rt UiO-66(zr)-(COOH)2 <\/sub>sint\u0113ze veikta p\u0113c tradicion\u0101l\u0101s sint\u0113zes metodes, kars\u0113jot reakcijas mais\u012bjumu apa\u013ckolb\u0101 uz laboratorijas pl\u012bti\u0146as zem atteces dzesin\u0101t\u0101ja.<\/p>\n

MOS imobiliz\u0101cija veikta, izmantojot atbilsto\u0161\u0101s MOS sint\u0113\u017eu metodes, ta\u010du papildus pievienojot potenci\u0101lo MOS nes\u0113ju \u2013 m\u0101lus vai aerosilu. Laboratorij\u0101 ieg\u016btie savienojumi vizu\u0101li neat\u0161\u0137iras no zin\u0101tniskaj\u0101 literat\u016br\u0101 public\u0113tajiem att\u0113liem, savuk\u0101rt MOS imobiliz\u0113jot uz nes\u0113ja, ieg\u016bt\u0101 produkta kr\u0101sas intensit\u0101te samazin\u0101s \u2013 CuBTC+Mt, k\u0101 ar\u012b UTSA-16+Mt, UTSA-16+Aerosils nov\u0113rojama bl\u0101v\u0101ka tum\u0161i zil\u0101 un violet\u0101 kr\u0101sa attiec\u012bgi, savuk\u0101rt UiO-66(zr)-(COOH)2<\/sub>+Mt, rakstur\u012bga viegli pel\u0113c\u012bga nokr\u0101sa. P\u0101rbaudot materi\u0101lu sp\u0113ju sorb\u0113t oglek\u013ca dioks\u012bdu, secin\u0101ms, ka imobiliz\u0113tajiem materi\u0101liem t\u0101 ir zem\u0101ka, vismaz\u0101k\u0101 at\u0161\u0137ir\u012bba ir UiO-66(zr)-(COOH)2 <\/sub>un UiO-66(zr)-(COOH)2<\/sub>+Mt paraugiem. Turpin\u0101ti tiek MOS sint\u0113zes optimiz\u0101cijas p\u0113t\u012bjumi, tiks veikta ieg\u016bto materi\u0101lu raksturo\u0161ana un p\u0113t\u012bta oglek\u013ca dioks\u012bda sorbcija.<\/p>\n

Litija silik\u0101tu (Li4<\/sub>SiO4<\/sub>) saturo\u0161s sorbents gatavots p\u0113c citr\u0101ta sol-g\u0113l metodes, izmantojot LiNO3<\/sub> un Si(OC2<\/sub>H5<\/sub>)4<\/sub> k\u0101 Li un Si prekursorus ar Li:Si atomu attiec\u012bbu 4:1. Litija silik\u0101tu imobiliz\u0113 uz montmorilon\u012bta vai keramz\u012bta. L\u012bdz \u0161im ieg\u016btie dati nor\u0101da uz augstu litija silik\u0101ta sp\u0113ju sorb\u0113t oglek\u013ca dioks\u012bdu, ta\u010du p\u0113c imobiliz\u0113\u0161anas materi\u0101lu sorbcijas sp\u0113jas samazin\u0101s, turpin\u0101s metodes optimiz\u0113\u0161ana.<\/p>\n

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P\u0113t\u012btas 3 da\u017e\u0101das met\u0101lorganisk\u0101s strukt\u016bras (MOF), k\u0101 ar\u012b litija silik\u0101ti. Met\u0101lorganisk\u0101s strukt\u016bras (MOS (ang\u013cu val. MOF) ir savienojumu klase, kuras pamat\u0101 ir met\u0101la joni, kas saist\u012bti ar organiskiem ligandiem, lai veidotu vienu-, divu- vai tr\u012bsdimension\u0101las strukt\u016bras. Pie tam \u0161o savienojumu rakstur\u012bga iez\u012bme ir porain\u012bba. P\u0113c zin\u0101tnisk\u0101s literat\u016bras rakstiem sintez\u0113tas 3 MOS: CuBTC, UTSA-16 un UiO-66(zr)-(COOH)2,… Read more<\/a><\/p>\n","protected":false},"author":3,"featured_media":0,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":[],"categories":[7],"tags":[],"_links":{"self":[{"href":"https:\/\/ccsw.lu.lv\/index.php\/wp-json\/wp\/v2\/posts\/316"}],"collection":[{"href":"https:\/\/ccsw.lu.lv\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/ccsw.lu.lv\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/ccsw.lu.lv\/index.php\/wp-json\/wp\/v2\/users\/3"}],"replies":[{"embeddable":true,"href":"https:\/\/ccsw.lu.lv\/index.php\/wp-json\/wp\/v2\/comments?post=316"}],"version-history":[{"count":7,"href":"https:\/\/ccsw.lu.lv\/index.php\/wp-json\/wp\/v2\/posts\/316\/revisions"}],"predecessor-version":[{"id":332,"href":"https:\/\/ccsw.lu.lv\/index.php\/wp-json\/wp\/v2\/posts\/316\/revisions\/332"}],"wp:attachment":[{"href":"https:\/\/ccsw.lu.lv\/index.php\/wp-json\/wp\/v2\/media?parent=316"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/ccsw.lu.lv\/index.php\/wp-json\/wp\/v2\/categories?post=316"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/ccsw.lu.lv\/index.php\/wp-json\/wp\/v2\/tags?post=316"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}