{"id":156544,"date":"2022-05-31T10:22:39","date_gmt":"2022-05-31T07:22:39","guid":{"rendered":"https:\/\/www.enerjigazetesi.ist\/?p=156544"},"modified":"2022-05-31T11:01:06","modified_gmt":"2022-05-31T08:01:06","slug":"nrel-deki-arastirmacilar-yuzde-39-5-verime-ulasabilen-gunes-hucresi-gelistirdi","status":"publish","type":"post","link":"https:\/\/www.enerjigazetesi.ist\/en\/nrel-deki-arastirmacilar-yuzde-39-5-verime-ulasabilen-gunes-hucresi-gelistirdi\/","title":{"rendered":"(Turkish) NREL\u2019deki Ara\u015ft\u0131rmac\u0131lar %39,5 Verime Ula\u015fabilen G\u00fcne\u015f H\u00fccresi Geli\u015ftirdi"},"content":{"rendered":"

Sorry, this entry is only available in Turkish<\/a>. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language.<\/p>

<\/p>\n

NREL’in Y\u00fcksek Verimli Kristal Fotovoltaik (PV) Grubunda k\u0131demli bir Bilim insan\u0131 ve projede ba\u015f ara\u015ft\u0131rmac\u0131 olan Myles Steiner \u201cYeni h\u00fccrenin daha verimli ve dar alan uygulamalar\u0131 veya d\u00fc\u015f\u00fck radyasyonlu uzay uygulamalar\u0131 gibi \u00e7e\u015fitli yeni uygulamalarda kullan\u0131\u015fl\u0131 olabilecek daha basit bir tasar\u0131ma sahiptir\u201d<\/em> ifadelerini kulland\u0131.<\/h2>\n

\u00c7al\u0131\u015fma, NREL meslekta\u015flar\u0131 Ryan France, John Geisz, Tao Song, Waldo Olavarria, Michelle Young ve Alan Kibbler<\/em> ile ger\u00e7ekle\u015ftirilirken ayr\u0131nt\u0131lar, Joule Dergisi’<\/strong>nin May\u0131s say\u0131s\u0131nda \u00e7\u0131kan “Triple-junction solar cells with 39.5%<\/strong> terrestrial and 34.2%<\/strong> space efficiency enabled by thick quantum well \"\"superlattices”<\/em> ba\u015fl\u0131kl\u0131 makale de \u00f6zetlenmi\u015ftir.<\/p>\n

NREL bilim insanlar\u0131<\/strong> daha \u00f6nce 2020 y\u0131l\u0131nda<\/strong> da III-V malzemeleri<\/strong> kullanan 6 junctionl\u0131 g\u00fcne\u015f h\u00fccresiyle<\/strong> %39,5<\/strong> verime ula\u015farak bir rekor k\u0131rd\u0131. G\u00fcne\u015f h\u00fccresi<\/strong> \u00f6zelliklerini modifiye etmek i\u00e7in bir\u00e7ok \u00e7ok ince tabaka kullanan \u201ckuantum kuyusu\u201d<\/strong> g\u00fcne\u015f h\u00fccreleri, verimlilikteki geli\u015fme ara\u015ft\u0131rmas\u0131n\u0131 takip etti. Bilim adamlar\u0131, e\u015fi g\u00f6r\u00fclmemi\u015f performansa<\/strong> sahip kuantum kuyusu g\u00fcne\u015f h\u00fccresi<\/strong> geli\u015ftirdiler ve bunu, her bir junctionun g\u00fcne\u015f spektrumunun<\/strong> farkl\u0131 bir aral\u0131\u011f\u0131n\u0131 yakalamak<\/strong> ve kullanmak<\/strong> i\u00e7in ayarland\u0131\u011f\u0131, farkl\u0131 bant aral\u0131klar\u0131ndaki 3 farkl\u0131 junctiona<\/strong> sahip bir cihaza uygulad\u0131lar. Periyodik tabloda yerleri nedeniyle bu \u015fekilde adland\u0131r\u0131lan III-V malzemeleri<\/strong>, g\u00fcne\u015f spektrumu<\/strong>nun farkl\u0131 k\u0131s\u0131mlar\u0131n\u0131 hedeflemelerine izin veren \u00e7ok \u00e7e\u015fitli enerji spektrumlar\u0131n\u0131<\/strong> kapsar. \u00dcst junction galyum indiyum fosfitten (GaInP)<\/strong>, orta b\u00f6l\u00fcm kuantum kuyular\u0131yla galyum arsenid (GaAs)<\/strong> ve alt k\u0131s\u0131m kafes-uyumsuz galyum indiyum arsenitten (GaInAs)<\/strong> yap\u0131l\u0131r. Kullan\u0131lan malzemeler y\u0131llar s\u00fcren ara\u015ft\u0131rmalar<\/strong> sonucunda y\u00fcksek optimize<\/strong> edilmi\u015ftir.<\/p>\n

\"\"Frans\u0131z, k\u0131demli bilim insan\u0131 ve h\u00fccre tasar\u0131mc\u0131s\u0131 “Kilit bir nokta, GaAs’\u0131n<\/strong> m\u00fckemmel bir malzemeyken ve genellikle III-V<\/strong> \u00e7ok junctionl\u0131 h\u00fccrelerde kullan\u0131lmas\u0131na ra\u011fmen, 3 ba\u011flant\u0131 h\u00fccresi<\/strong> i\u00e7in tam olarak do\u011fru bant aral\u0131\u011f\u0131na<\/strong> sahip olmay\u0131p bu, 3 h\u00fccre<\/strong> aras\u0131ndaki foto ak\u0131m dengesinin optimal olmad\u0131\u011f\u0131<\/strong> anlam\u0131na gelmektedir.”<\/em> ifadelerini kullanm\u0131\u015ft\u0131r.<\/p>\n

II-V h\u00fccreleri<\/strong>, y\u00fcksek verimlilikleriyle bilinir, ancak \u00fcretim s\u00fcreci geleneksel olarak pahal\u0131 olmu\u015ftur. \u015eimdiye kadar, III-V h\u00fccreleri uzay uydular\u0131, insans\u0131z hava ara\u00e7lar\u0131<\/strong> ve di\u011fer ni\u015f uygulamalar<\/strong> gibi alanlarda enerji sa\u011flamak<\/strong> i\u00e7in kullan\u0131ld\u0131. NREL<\/strong>‘deki ara\u015ft\u0131rmac\u0131lar, III h\u00fccrelerinin \u00fcretim maliyetini b\u00fcy\u00fck \u00f6l\u00e7\u00fcde azaltmak<\/strong> ve bu h\u00fccreleri \u00e7e\u015fitli yeni uygulamalar i\u00e7in ekonomik hale getirecek alternatif h\u00fccre tasar\u0131mlar\u0131<\/strong> sa\u011flamak i\u00e7in \u00e7al\u0131\u015fmaktad\u0131rlar. H\u00fccrenin mevcut tasar\u0131m\u0131, d\u00fc\u015f\u00fck radyasyonlu ortamlar<\/strong> i\u00e7in uygun olup h\u00fccre yap\u0131s\u0131n\u0131n daha da geli\u015ftirilmesiyle belki de gelecekte y\u00fcksek radyasyon uygulamalar\u0131nda<\/strong> kullan\u0131labilir hale gelecektir.<\/p>\n

Kaan Murat \u00c7EL\u0130K\u00c7AN – Enerji Sistemleri M\u00fchendisi – kmcelikcan@gmail.com<\/a><\/p>","protected":false},"excerpt":{"rendered":"

Sorry, this entry is only available in Turkish. For the sake of viewer convenience, the content is shown below in the alternative language. You may click the link to switch the active language. NREL’in Y\u00fcksek Verimli Kristal Fotovoltaik (PV) Grubunda k\u0131demli bir Bilim insan\u0131 ve projede ba\u015f ara\u015ft\u0131rmac\u0131 olan Myles Steiner \u201cYeni h\u00fccrenin daha verimli […]<\/p>\n","protected":false},"author":19,"featured_media":156558,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[51,53,49],"tags":[33243,63,67,1009,2698,165,52259,2206,5449,103677,103680,78220,103678,103679,4349,93791],"views":231,"_links":{"self":[{"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/posts\/156544"}],"collection":[{"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/users\/19"}],"replies":[{"embeddable":true,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/comments?post=156544"}],"version-history":[{"count":0,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/posts\/156544\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/media\/156558"}],"wp:attachment":[{"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/media?parent=156544"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/categories?post=156544"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.enerjigazetesi.ist\/en\/wp-json\/wp\/v2\/tags?post=156544"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}