{"id":8661,"date":"2010-09-27T17:21:59","date_gmt":"2010-09-27T14:21:59","guid":{"rendered":"http:\/\/www.fyysika.ee\/uudised\/?p=8661"},"modified":"2010-09-27T17:21:59","modified_gmt":"2010-09-27T14:21:59","slug":"loodust-matkiv-kunstlik-leht-toodab-elektrienergiat","status":"publish","type":"post","link":"https:\/\/www.fyysika.ee\/?p=8661","title":{"rendered":"Loodust matkiv &#8216;kunstlik leht&#8217; toodab elektrienergiat"},"content":{"rendered":"<p><strong>P\u00f5hja-Carolina Osariigi \u00dclikooli teadlased n\u00e4itasid hiljuti, et vee-geeli p\u00f5hised\u00a0 &#8216;kunstlikud lehed&#8217; k\u00e4ituvad kui p\u00e4ikesepatareid ning toodavad p\u00e4ikeseenergiast elektrienergiat. Uurimust\u00f6\u00f6 tulemused lubavad tulevikus toota rohkem loodust matkivaid p\u00e4ikeseelemente. Seesugused seadmes t\u00f5otavad olla ka odavamad ning keskkonnas\u00f5bralikumad kui praegused r\u00e4nip\u00f5hised elemendid.<\/strong><\/p>\n<p>Painduvad seadmed koosnevad veel p\u00f5hinevast geelist, millesse on lisatud valgustundlikke molekule &#8211; \u00fches katses kasutati selleks n\u00e4iteks taimedest p\u00e4rit klorof\u00fclli &#8211; ning kuhu on \u00fchendatud s\u00fcsinikmaterjalidega(n\u00e4iteks s\u00fcsinik-nanotorude v\u00f5i grafiidiga)\u00a0kaetud elektroodid. P\u00e4ikeselt tulevad valguskiired ergastavad valgustundlikke molekule, t\u00e4nu millele saab toota elektrienergiat. Protsess on sarnane taimemolekulidega, mis ergastumise tagaj\u00e4rjel kasvamise jaoks tarvilikke suhkruid s\u00fcnteesivad, kirjutab <a href=\"http:\/\/news.ncsu.edu\/releases\/176mkvelevartificialleaves\/\">news.ncsu.edu<\/a>.<\/p>\n<p>Velevi s\u00f5nul loodab uurimisgrupp \u00f5ppida j\u00e4rele tegema materjale, millede abil\u00a0looduses p\u00e4ikeseeneegiat ammutatakse. Kuigi s\u00fcnteetilised valgustundlikud molekulid on h\u00e4sti kasutatavad, saab Velevi s\u00f5nul nendes seadmetes kasutada ka looduslikke molekule, n\u00e4iteks klorof\u00fclle, seda t\u00e4nu nende veep\u00f5hisele maatriksile.<\/p>\n<p>,,Me ei taha anda liigseid lubadusi, sest seadme efektiivsus on siiski v\u00f5rdlemisi madal ning selle tehnoloogia saamiseks praktiliseks rakenduseks tuleb teha veel palju t\u00f6\u00f6d,&#8221; s\u00f5nas Velev. ,,Siiski usume me, et\u00a0bioloogiast inspireeritud pehmed elektrienergiat tootvad seadmed pakuvad tulevikus praegukasutatavatele tehnoloogiatele konkurentsiv\u00f5imelist alternatiivi,&#8221; lisas ta.<\/p>\n<p><a href=\"http:\/\/news.ncsu.edu\/releases\/176mkvelevartificialleaves\/\">Allikas<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"<p>P\u00f5hja-Carolina Osariigi \u00dclikooli teadlased n\u00e4itasid hiljuti, et vee-geeli p\u00f5hised\u00a0 &#8216;kunstlikud lehed&#8217; k\u00e4ituvad kui p\u00e4ikesepatareid ning toodavad p\u00e4ikeseenergiast elektrienergiat. Uurimust\u00f6\u00f6 tulemused lubavad tulevikus toota rohkem loodust matkivaid p\u00e4ikeseelemente. Seesugused seadmes t\u00f5otavad olla ka odavamad ning keskkonnas\u00f5bralikumad kui praegused r\u00e4nip\u00f5hised elemendid. Painduvad seadmed koosnevad veel p\u00f5hinevast geelist, millesse on lisatud valgustundlikke molekule &#8211; \u00fches katses kasutati selleks [&hellip;]<\/p>\n","protected":false},"author":32,"featured_media":0,"comment_status":"open","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_genesis_hide_title":false,"_genesis_hide_breadcrumbs":false,"_genesis_hide_singular_image":false,"_genesis_hide_footer_widgets":false,"_genesis_custom_body_class":"","_genesis_custom_post_class":"","_genesis_layout":"","footnotes":""},"categories":[31,16],"tags":[],"class_list":{"0":"post-8661","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-rakenduslik-teadus","7":"category-teadusuudis","8":"entry"},"_links":{"self":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/8661","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/users\/32"}],"replies":[{"embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=8661"}],"version-history":[{"count":0,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=\/wp\/v2\/posts\/8661\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=8661"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=8661"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.fyysika.ee\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=8661"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}