{"id":7787,"date":"2026-07-10T09:45:00","date_gmt":"2026-07-10T07:45:00","guid":{"rendered":"https:\/\/viva.racunalniske-novice.com\/jedrska-baterija-ki-deluje-vec-tisoc-let\/"},"modified":"2026-07-10T09:45:00","modified_gmt":"2026-07-10T07:45:00","slug":"jedrska-baterija-ki-deluje-vec-tisoc-let","status":"publish","type":"post","link":"https:\/\/viva.racunalniske-novice.com\/de\/eine-nuklearbatterie-die-tausende-von-jahren-funktioniert\/","title":{"rendered":"Eine Nuklearbatterie, die Tausende von Jahren funktioniert"},"content":{"rendered":"<p class=\"wp-block-paragraph\">Ein Expertenteam der Northwest Normal University und von Gansu Zhulong Technology hat eine interessante Batterie namens Qianjiyuan Tianshu vorgestellt. Diese vollst\u00e4ndig nukleare Batterie wurde in China entwickelt und nutzt das Isotop Kohlenstoff-14 sowie einen Siliziumkarbid-Konverter (SiC). Im Vergleich zu ihrem Vorg\u00e4nger, der ab 2024 geplanten Zhulong-1, stellt diese nukleare Batterie einen gro\u00dfen Fortschritt dar, da sie die Probleme hoher Kosten, geringer Leistung und mangelhafter Integration \u00fcberwindet.<br><br>Anders als die klassischen Nuklearbatterien, die NASA und China bereits in Raumsonden und Mondfahrzeugen (wie Chang&#039;e-3 und Chang&#039;e-4) einsetzen und die nach dem Prinzip der Umwandlung von W\u00e4rme in Elektrizit\u00e4t funktionieren, verfolgt die chinesische Innovation einen anderen Ansatz. Die Batterie funktioniert \u00e4hnlich wie eine Solarzelle, nur dass sie anstelle von Licht Elektronen (Betateilchen) \u201eeinf\u00e4ngt\u201c, die beim Zerfall von Kohlenstoff-14 freigesetzt werden und direkt einen elektrischen Strom in einem Siliziumkarbid-Halbleiter erzeugen.<br><br>Dank dieser Technologie und einer fortschrittlichen dreidimensionalen Faltstruktur konnten Wissenschaftler das Batterievolumen um 17 Prozent reduzieren und gleichzeitig die volumetrische Leistungsdichte um das 15-Fache erh\u00f6hen. Die Qianjiyuan Tianshu-Nuklearbatterie misst nur etwas mehr als 16,8 Kubikzentimeter, kann aber einen Strom von 0,713 Mikroampere bei einer Spannung von 2,06 V und einer maximalen Ausgangsleistung von 1,13 Mikrowatt erzeugen.<br><br>Der entscheidende Vorteil dieser Batterie liegt in ihrer au\u00dfergew\u00f6hnlichen Lebensdauer. Da die Halbwertszeit von Kohlenstoff-14 5.730 Jahre betr\u00e4gt, wird die Batterie \u00fcber Jahrtausende problemlos funktionieren. Mit solchen Projekten will China vor allem die Abh\u00e4ngigkeit von ausl\u00e4ndischen Technologien verringern und praktische Anwendungen in der Industrie, bei Umweltsensoren und langlebigen elektronischen Ger\u00e4ten finden, wo ein Batteriewechsel zu schwierig oder gar unm\u00f6glich w\u00e4re.<\/p>","protected":false},"excerpt":{"rendered":"<p>Ekipa strokovnjakov z univerze Northwest Normal University in podjetja Gansu Zhulong Technology je predstavila zanimivo baterijo z oznako Qianjiyuan Tianshu. Gre za popolnoma jedrsko baterijo razvito na Kitajskem, ki uporablja izotop ogljika-14 in pretvornik iz silicijevega karbida (SiC). Ta jedrska baterija predstavlja ogromen korak naprej v primerjavi s predhodnico Zhulong-1 iz leta 2024, saj odpravlja [&hellip;]<\/p>","protected":false},"author":2,"featured_media":0,"comment_status":"","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[8],"tags":[406],"class_list":["post-7787","post","type-post","status-publish","format-standard","hentry","category-zivljenjski-slog","tag-elektricna-energija"],"acf":{"subtitle":"Raziskovalci na Kitajskem so dosegli pomemben mejnik na podro\u010dju tehnologije shranjevanja energije. Razvili so namre\u010d novo generacijo miniaturnih jedrskih baterij.","heading":"","summary":"","thumbnail_small":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2026\/07\/CB-560x315.jpeg","thumbnail_large":"https:\/\/racunalniske-novice.com\/wp-content\/uploads\/2026\/07\/CB-1024x576.jpeg","thumbnail_caption":"Foto: tphuang\/X","gallery":"","video_gallery":null,"author":"","links":null,"sources":[{"title":"interestingengineering","url":"https:\/\/interestingengineering.com\/innovation\/chinese-scientists-build-nuclear-battery-thousands-years"}],"skip_language":[]},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v22.8 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Jedrska baterija, ki deluje ve\u010d tiso\u010d let - Ra\u010dunalni\u0161ke novice<\/title>\n<meta name=\"description\" content=\"Ekipa strokovnjakov z univerze Northwest Normal University in podjetja Gansu Zhulong Technology je predstavila zanimivo baterijo z oznako Qianjiyuan Tianshu. 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