Ara\u015ft\u0131rmac\u0131lar termoelektrik ara\u00e7larda s\u0131kl\u0131kla kullan\u0131lan bizmut-tell\u00fcr ala\u015f\u0131mlar\u0131n\u0131 bak\u0131r elektrotlara lehimledi ve iki esnek elastomer (termoplastik) tabakan\u0131n aras\u0131na s\u0131k\u0131\u015ft\u0131rd\u0131. B\u00fct\u00fcn tabakalar, esnekken elektri\u011fi en \u00fcst d\u00fczeyde iletmeleri i\u00e7in tasarland\u0131. Elektrik ak\u0131m\u0131 elastomerler aras\u0131nda akarken bir taraf\u0131 so\u011futup di\u011fer taraf\u0131 \u0131s\u0131tt\u0131. Bir erkek denekle ger\u00e7ekle\u015ftirilen testlerde yeni termoelektrik ara\u00e7 deriye yap\u0131\u015ft\u0131r\u0131ld\u0131 ve 2 dakika i\u00e7inde deri s\u0131cakl\u0131\u011f\u0131n\u0131n 32\u00baC\u2019ye d\u00fc\u015fmesi sa\u011fland\u0131. Daha sonra d\u0131\u015f ortam s\u0131cakl\u0131\u011f\u0131 22\u00baC ve 36\u00baC aras\u0131nda de\u011fi\u015ftirildi. Dene\u011fin deri s\u0131cakl\u0131\u011f\u0131 deney s\u00fcresince 32\u00baC\u2019de kald\u0131. Birini serin tutmak i\u00e7in gereken ortalama 26-80 Watt aras\u0131 g\u00fc\u00e7 k\u00fc\u00e7\u00fck termoelektrik \u00fcrete\u00e7leri \u0131zgara \u015feklinde birle\u015ftirerek sa\u011fland\u0131. Bir ofisi so\u011futmak i\u00e7in gereken kliman\u0131n kilowatt seviyesindeki t\u00fcketimi d\u00fc\u015f\u00fcn\u00fcl\u00fcrse bu de\u011ferler hi\u00e7 de fena de\u011fil.<\/p>\n Giyilebilir elektronikler bir miktar esneklik sa\u011flasa bile v\u00fccudun hava almas\u0131na engel olabilir ve y\u0131kanamaz. Nanoscale<\/em> dergisinde bas\u0131lan di\u011fer bir ara\u015ft\u0131rma ise grafen bazl\u0131 iletken tabakalar\u0131n pamuk, y\u00fcn, ipek gibi kuma\u015flara g\u00fc\u00e7l\u00fc hidrojen ba\u011flar\u0131yla yap\u0131\u015fabilece\u011fini g\u00f6sterdi. Olu\u015fan grafen oksitlerin (GO) hidroksil (\u2013OH) ve karboksil (\u2013COOH) fonksiyonel gruplar\u0131 y\u00fczeye tutundu ve yeni kuma\u015flar\u0131 y\u0131kanabilir hale getirdi. Bu sonuca ula\u015fmak i\u00e7in, nanoboyuttaki grafen tabakalar\u0131 bir \u00e7\u00f6z\u00fcc\u00fc i\u00e7ine koyularak birbirine ba\u011fl\u0131 ve iletken bir tabaka olu\u015fturuldu. Kuma\u015f \u00fczerinde bir pil yaratmak amac\u0131yla grafen, hekzagonal boron nitrit (h-BN) ile kar\u0131\u015ft\u0131r\u0131larak malzemenin y\u00fckl\u00fc par\u00e7ac\u0131klar\u0131 tutabilmesi sa\u011fland\u0131. Bu pilin, tekrarl\u0131 olarak 20 kez y\u0131kamaya ve 100 kez b\u00fck\u00fclmeye dayanabildi\u011fi g\u00f6sterildi.<\/p>\n Yeni geli\u015fmeler ara\u015ft\u0131rmac\u0131lara pek \u00e7ok yeni uygulama alan\u0131 a\u00e7t\u0131. \u0130ki boyutlu termoelektrik malzemeler giysilerimizde ta\u015f\u0131nabilir hale gelmek \u00fczere. Bu ayn\u0131 zamanda enerji harcamalar\u0131m\u0131za da yans\u0131yacak. E\u011fer enerjiyi depolayabilirsek ak\u0131ll\u0131 giysileri de \u00fczerimizde ta\u015f\u0131yaca\u011f\u0131z ve belki gelece\u011fin modas\u0131 \u00e7ok farkl\u0131 olacak.<\/p>\n Kaynaklar: Her g\u00fcn giydi\u011fimiz k\u0131yafetlerimizi enerji deposu haline getirme fikri, v\u00fccuttan enerji hasat etmekten nesnelerin internetine (Internet of things) kadar yeni uygulamalara yol a\u00e7\u0131yor. Gelecekte k\u0131yafetlerimizi \u015farj aleti olarak da kullanabilece\u011fiz. Peki b\u00fct\u00fcn bu uygulamalar hangi malzemelerle m\u00fcmk\u00fcn hale geliyor? Termoelektrik \u00fcrete\u00e7ler \u0131s\u0131 ak\u0131\u015f\u0131yla olu\u015fan s\u0131cakl\u0131k fark\u0131n\u0131 elektri\u011fe \u00e7eviren ara\u00e7lard\u0131r. Is\u0131y\u0131 enerjinin ba\u015fka formlar\u0131na \u00e7evirmek insanlar\u0131n […]<\/p>\n","protected":false},"author":808,"featured_media":34617,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[19],"tags":[2268],"class_list":["post-34620","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-bilim-gundemi","tag-giyilebilir-teknoloji"],"acf":[],"aioseo_notices":[],"_links":{"self":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts\/34620","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/users\/808"}],"replies":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/comments?post=34620"}],"version-history":[{"count":0,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/posts\/34620\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/media\/34617"}],"wp:attachment":[{"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/media?parent=34620"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/categories?post=34620"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/bilimvegelecek.com.tr\/index.php\/wp-json\/wp\/v2\/tags?post=34620"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}![\"\"](\"https:\/\/bilimvegelecek.com.tr\/wp-content\/uploads\/2019\/06\/Ads\u0131z-300x112.jpg\")
\n<\/strong>1) https:\/\/phys.org\/news\/2019-05-washable-wearable-battery-like-devices-woven.html
\n2) https:\/\/techxplore.com\/news\/2019-05-wearable-cooling-patch-personal-thermostat.html
\n3) Hong, Sahngki ve ark., “Wearable thermoelectrics for personalized thermoregulation.” Science Advances<\/em> 5.5 (2019): eaaw0536.
\n4) Qiang, Siyu ve ark., “Wearable solid-state capacitors based on two-dimensional material all-textile heterostructures.” Nanoscale<\/em> (2019).<\/p>\n","protected":false},"excerpt":{"rendered":"