{"id":17316,"date":"2024-02-08T10:43:31","date_gmt":"2024-02-08T09:43:31","guid":{"rendered":"https:\/\/technews.al\/?p=17316"},"modified":"2024-02-08T10:43:32","modified_gmt":"2024-02-08T09:43:32","slug":"bateri-qe-punojne-me-gjak-per-cfare-behet-fjale","status":"publish","type":"post","link":"https:\/\/technews.al\/?p=17316","title":{"rendered":"Bateri q\u00eb punojn\u00eb me gjak?! P\u00ebr \u00e7far\u00eb b\u00ebhet fjal\u00eb?"},"content":{"rendered":"\n

Shkenc\u00ebtar\u00ebt n\u00eb Universitetin C\u00f3rdoba gjet\u00ebn nj\u00eb m\u00ebnyr\u00eb p\u00ebr t\u00eb inkorporuar hemoglobin\u00ebn pjesa m\u00eb e r\u00ebnd\u00ebsishme n\u00eb qelizat e kuqe t\u00eb gjakut n\u00eb nj\u00eb bateri q\u00eb funksionon 20-30 dit\u00eb.<\/p>\n\n\n\n

Baterit\u00eb me zink-aj\u00ebr jan\u00eb nj\u00eb nga alternativat m\u00eb t\u00eb q\u00ebndrueshme q\u00eb kemi ndaj baterive t\u00eb kudogjendura litium-jon q\u00eb tashm\u00eb fuqizojn\u00eb gjith\u00e7ka, nga laptop\u00ebt tek automjetet elektrike. Ato funksionojn\u00eb n\u00ebp\u00ebrmjet nj\u00eb reaksioni kimik t\u00eb quajtur reaksioni i reduktimit t\u00eb oksigjenit. Nd\u00ebrsa ajri t\u00ebrhiqet n\u00eb bateri, oksigjeni reduktohet n\u00eb uj\u00eb n\u00eb katod\u00eb (fundi pozitiv), duke l\u00ebshuar elektroda q\u00eb oksidojn\u00eb zinkun n\u00eb anod\u00eb (fundi negativ).<\/p>\n\n\n\n

P\u00ebr t\u00eb vazhduar k\u00ebt\u00eb reagim, ju nevojitet nj\u00eb katalizator i mir\u00eb, me disa veti shum\u00eb specifike. Vetit\u00eb, studiuesit kuptuan, q\u00eb hemoglobina me siguri i ka. \u201cP\u00ebr t\u00eb qen\u00eb nj\u00eb katalizator i mir\u00eb n\u00eb reaksionin e reduktimit t\u00eb oksigjenit, katalizatori duhet t\u00eb ket\u00eb dy veti: duhet t\u00eb thith\u00eb shpejt molekulat e oksigjenit dhe t\u00eb formoj\u00eb molekulat e ujit relativisht leht\u00eb,\u201d\u00a0shpjegoi<\/a>\u00a0autori i vjet\u00ebr Manuel Cano Luna n\u00eb nj\u00eb deklarat\u00eb. \u201cDhe hemoglobina i plot\u00ebsoi k\u00ebto k\u00ebrkesa.\u201d<\/p>\n\n\n\n

Hemoglobina \u00ebsht\u00eb proteina q\u00eb u jep qelizave t\u00eb kuqe t\u00eb gjakut ngjyr\u00ebn e tyre karakteristike dhe aft\u00ebsin\u00eb e tyre p\u00ebr t\u00eb mbajtur oksigjen. \u00cbsht\u00eb thelb\u00ebsore p\u00ebr m\u00ebnyr\u00ebn se si funksionojn\u00eb trupat tan\u00eb, dhe doli t\u00eb jet\u00eb mjaft mbres\u00ebl\u00ebn\u00ebse edhe n\u00eb bateri: vet\u00ebm 0,165 miligram\u00eb hemoglobin\u00eb e mbajt\u00ebn at\u00eb gjall\u00eb p\u00ebr 20-30 dit\u00eb.<\/p>\n\n\n\n

\"\"<\/figure>\n\n\n\n

Studiuesit thon\u00eb se p\u00ebrdorimi i nj\u00eb katalizatori biokompatib\u00ebl si ky mund t\u00eb jet\u00eb \u00e7el\u00ebsi n\u00ebse k\u00ebto bateri do t\u00eb p\u00ebrdoren n\u00eb pajisjet q\u00eb implantohen brenda trupit, si\u00e7 jan\u00eb stimuluesit e ritmit. Bateria punon me pH 7.4, q\u00eb \u00ebsht\u00eb shum\u00eb e ngjashme me pH t\u00eb gjakut. Mund\u00ebsit\u00eb mund t\u00eb shtrihen edhe p\u00ebrtej njer\u00ebzve, pasi analog\u00ebt e hemoglobin\u00ebs jan\u00eb t\u00eb pranish\u00ebm n\u00eb shum\u00eb gjitar\u00eb.<\/p>\n\n\n\n

Megjithat\u00eb, ka ende disa gj\u00ebra p\u00ebr tu p\u00ebrsosur. Problemi m\u00eb i madh p\u00ebr momentin \u00ebsht\u00eb se prototipi nuk \u00ebsht\u00eb i rikarikuesh\u00ebm, k\u00ebshtu q\u00eb ekipi po k\u00ebrkon p\u00ebr nj\u00eb protein\u00eb q\u00eb mund t\u00eb jet\u00eb n\u00eb gjendje t\u00eb transformoj\u00eb ujin p\u00ebrs\u00ebri n\u00eb oksigjen dhe t\u00eb filloj\u00eb p\u00ebrs\u00ebri ciklin e reagimit nga fillimi. Fakti q\u00eb ka nevoj\u00eb fare p\u00ebr oksigjen \u00ebsht\u00eb nj\u00eb kufizim tjet\u00ebr, q\u00eb do t\u00eb thot\u00eb se k\u00ebto lloj baterish nuk do t\u00eb jen\u00eb t\u00eb p\u00ebrdorshme p\u00ebr aplikime n\u00eb hap\u00ebsir\u00eb.<\/p>\n\n\n\n

Por, \u00ebsht\u00eb ende nj\u00eb mund\u00ebsi magjeps\u00ebse. Ruajtja e energjis\u00eb mbetet nj\u00eb penges\u00eb e madhe n\u00eb p\u00ebrpjekjen e njer\u00ebzimit p\u00ebr t\u00eb ecur drejt nj\u00eb t\u00eb ardhmeje m\u00eb t\u00eb q\u00ebndrueshme. Baterit\u00eb po p\u00ebrmir\u00ebsohen gjat\u00eb gjith\u00eb koh\u00ebs. Nd\u00ebrsa baterit\u00eb litium-jon jan\u00eb padyshim nj\u00eb pjes\u00eb e r\u00ebnd\u00ebsishme e asaj historie, \u00e7\u00ebshtjet rreth minierave t\u00eb mjaftueshme t\u00eb litiumit dhe mbetjeve q\u00eb ato gjenerojn\u00eb n\u00ebnkuptojn\u00eb se ka vend p\u00ebr opsione t\u00eb tjera. Nj\u00eb bateri biokompatibile e bazuar n\u00eb hemoglobin\u00eb mund t\u00eb jet\u00eb vet\u00ebm nj\u00eb prej tyre.<\/p>\n\n\n\n

Studimi \u00ebsht\u00eb publikuar n\u00eb revist\u00ebn Energy & Fuels.<\/a><\/p>\n","protected":false},"excerpt":{"rendered":"

Shkenc\u00ebtar\u00ebt n\u00eb Universitetin C\u00f3rdoba gjet\u00ebn nj\u00eb m\u00ebnyr\u00eb p\u00ebr t\u00eb inkorporuar hemoglobin\u00ebn pjesa m\u00eb e r\u00ebnd\u00ebsishme n\u00eb qelizat e kuqe t\u00eb gjakut n\u00eb nj\u00eb bateri q\u00eb funksionon 20-30 dit\u00eb. Baterit\u00eb me zink-aj\u00ebr jan\u00eb nj\u00eb nga alternativat m\u00eb t\u00eb q\u00ebndrueshme q\u00eb kemi ndaj baterive t\u00eb kudogjendura litium-jon q\u00eb tashm\u00eb fuqizojn\u00eb gjith\u00e7ka, nga laptop\u00ebt tek automjetet elektrike. Ato<\/p>\n","protected":false},"author":4,"featured_media":17319,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[35],"tags":[43],"class_list":{"0":"post-17316","1":"post","2":"type-post","3":"status-publish","4":"format-standard","5":"has-post-thumbnail","7":"category-gadgets","8":"tag-trending"},"yoast_head":"\nBateri q\u00eb punojn\u00eb me gjak?! 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