{"id":199631,"date":"2022-04-01T14:40:00","date_gmt":"2022-04-01T11:40:00","guid":{"rendered":"https:\/\/howtogeek.inform.click\/?p=199631"},"modified":"2022-04-02T22:16:47","modified_gmt":"2022-04-02T19:16:47","slug":"forskare-tum-naermare-graensloes-laserdriven-energikaella","status":"publish","type":"post","link":"https:\/\/howtogeek.inform.click\/sv\/forskare-tum-naermare-graensloes-laserdriven-energikaella\/","title":{"rendered":"Forskare tum n\u00e4rmare gr\u00e4nsl\u00f6s laserdriven energik\u00e4lla"},"content":{"rendered":"<p>En laserf\u00f6rst\u00e4rkarkammare vid NIF. <a href=\"https:\/\/www.llnl.gov\/news\/national-ignition-facility-experiment-puts-researchers-threshold-fusion-ignition\" target=\"_blank\" rel=\"noopener nofollow\" class=\"external external_icon\">Damien Jemison\/LLNL<\/a><\/p>\n<p>V\u00e5r sol anv\u00e4nder en process som kallas &quot;fusion&quot; f\u00f6r att producera mer energi \u00e4n den f\u00f6rbrukar. Forskare tror att replikering av fusionsprocessen p\u00e5 jorden med rena, icke-nukle\u00e4ra komponenter kan ge en obegr\u00e4nsad kraftk\u00e4lla med minimala konsekvenser. Men vad kan vi anv\u00e4nda f\u00f6r att uppn\u00e5 en s\u00e5dan bedrift? Ja, lasrar ser ut som den b\u00e4sta kandidaten.<\/p>\n<p>Forskare vid <a href=\"https:\/\/www.llnl.gov\/news\/national-ignition-facility-experiment-puts-researchers-threshold-fusion-ignition\" target=\"_blank\" rel=\"noopener nofollow\" class=\"external external_icon\">LLNL:s National Ignition Facility<\/a> anv\u00e4nder 192 kraftfulla laserstr\u00e5lar f\u00f6r att spr\u00e4nga sm\u00e5 guldkapslar fulla av fusionsbr\u00e4nsle. Lasrarna f\u00f6r\u00e5ngar guldkanten vid sammanst\u00f6tning och producerar r\u00f6ntgenstr\u00e5lar som exploderar fusionsbr\u00e4nslet. (Att anv\u00e4nda guld kan verka lite sl\u00f6saktigt, men dessa kapslar \u00e4r lika stora som BB-pellets.)<\/p>\n<p>Nya experiment med denna metod n\u00e5r 70% ant\u00e4ndning, vilket inneb\u00e4r att processen f\u00f6rbrukade 1,9 megajoule och producerade 1,35 megajoule. Om LLNL kan uppn\u00e5 100 % ant\u00e4ndning och producera ett \u00f6verskott av energi, kommer de att framg\u00e5ngsrikt ha utl\u00f6st fusionsprocessen med laser.<\/p>\n<p>Eftersom denna ant\u00e4ndningsprocess \u00e4r n\u00e4stan omedelbar m\u00e5ste forskare hitta ett s\u00e4tt att producera spr\u00e4ngningar var tionde sekund. Att g\u00f6ra det skulle producera ett obegr\u00e4nsat utbud av ren energi, ett perfekt svar p\u00e5 v\u00e5ra anstr\u00e4ngda eln\u00e4t och \u00f6verdriven anv\u00e4ndning av fossila br\u00e4nslen.<\/p>\n<p>K\u00e4lla: <a href=\"https:\/\/www.llnl.gov\/news\/national-ignition-facility-experiment-puts-researchers-threshold-fusion-ignition\" target=\"_blank\" rel=\"noopener nofollow\" class=\"external external_icon\">Laurence Livermore National Laboratory<\/a> via <a href=\"https:\/\/www.llnl.gov\/news\/national-ignition-facility-experiment-puts-researchers-threshold-fusion-ignition\" target=\"_blank\" rel=\"noopener nofollow\" class=\"external external_icon\">Engadget<\/a><\/p>\n<p><div id=\"PostUnique_PostSource\" style=\"padding-top: 50px\">Inspelningsk\u00e4lla:  <a target=\"_blank\" rel=\"noopener nofollow\" href=\"\/\/www.reviewgeek.com\" class=\"external external_icon\">www.reviewgeek.com<\/a><\/div><\/p>\n","protected":false},"excerpt":{"rendered":"<p>V\u00e5r sol anv\u00e4nder en process som kallas &#8221;fusion&#8221; f\u00f6r att producera mer energi \u00e4n den f\u00f6rbrukar. Forskare tror att replikering av fusionsprocessen p\u00e5 jorden med rena, icke-nukle\u00e4ra komponenter kan ge en obegr\u00e4nsad kraftk\u00e4lla med minimala konsekvenser. Men vad kan vi anv\u00e4nda f\u00f6r att uppn\u00e5 en s\u00e5dan bedrift? Tja, lasrar ser ut som den b\u00e4sta kandidaten.<\/p>\n","protected":false},"author":1,"featured_media":190836,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"footnotes":"","_wp_rev_ctl_limit":""},"categories":[],"tags":[],"class_list":["post-199631","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry"],"_links":{"self":[{"href":"https:\/\/howtogeek.inform.click\/sv\/wp-json\/wp\/v2\/posts\/199631","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/howtogeek.inform.click\/sv\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/howtogeek.inform.click\/sv\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/howtogeek.inform.click\/sv\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/howtogeek.inform.click\/sv\/wp-json\/wp\/v2\/comments?post=199631"}],"version-history":[{"count":0,"href":"https:\/\/howtogeek.inform.click\/sv\/wp-json\/wp\/v2\/posts\/199631\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/howtogeek.inform.click\/sv\/wp-json\/wp\/v2\/media\/190836"}],"wp:attachment":[{"href":"https:\/\/howtogeek.inform.click\/sv\/wp-json\/wp\/v2\/media?parent=199631"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/howtogeek.inform.click\/sv\/wp-json\/wp\/v2\/categories?post=199631"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/howtogeek.inform.click\/sv\/wp-json\/wp\/v2\/tags?post=199631"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}