SiO2<\/a> i\u00e7eren bir cam t\u00fcr\u00fcd\u00fcr. Yar\u0131 iletkenler, optik cihazlar, optik ileti\u015fim, g\u00fcne\u015f enerjisi ve di\u011fer end\u00fcstrilerde yeri doldurulamaz bir rol oynar. Y\u00fcksek safl\u0131kta kuvars kumu \u015fu anda kristal cevheri yerine kuvars cam\u0131 eritmek i\u00e7in ana hammaddedir.<\/p>\nKuvars cam\u0131n \u00f6zellikleri<\/p>\n
(1) Termal \u00f6zellikler a\u00e7\u0131s\u0131ndan, kuvars cam, y\u00fcksek s\u0131cakl\u0131k deformasyonuna ve termal titre\u015fime kar\u015f\u0131 iyi bir dirence sahiptir. Yumu\u015fama noktas\u0131 (1665\u00b0C) platinin erime noktas\u0131na yak\u0131nd\u0131r; ortalama do\u011frusal genle\u015fme katsay\u0131s\u0131 \u00e7ok d\u00fc\u015f\u00fckt\u00fcr (\u03b1=5.4\u00d710-7\/\u00b0C), bu da s\u0131radan cam\u0131n sadece 1\/10~1\/20’si kadard\u0131r, yani h\u0131zl\u0131 bir \u015fekilde y\u00fcksek s\u0131cakl\u0131\u011fa getirilir. So\u011fuk suda k\u0131r\u0131lmaz.<\/p>\n
(2) Kimyasal \u00f6zellikler a\u00e7\u0131s\u0131ndan, kuvars cam\u0131 son derece aktif de\u011fildir ve aside dayan\u0131kl\u0131 iyi bir malzemedir (hidroflorik asit hari\u00e7) ve y\u00fcksek s\u0131cakl\u0131klarda bile asitlerle reaksiyona girmez. \u00d6zellikle y\u00fcksek s\u0131cakl\u0131kta aside dayan\u0131kl\u0131 yanma, so\u011futma cihazlar\u0131, asit kimyasallar\u0131 i\u00e7in haz\u0131rlama ve depolama cihazlar\u0131 ve \u00e7e\u015fitli kimyasal deneysel cam e\u015fyalar i\u00e7in uygundur.<\/p>\n
(3) Optik performans a\u00e7\u0131s\u0131ndan, t\u00fcm spektrum i\u00e7in iyi bir \u0131\u015f\u0131k ge\u00e7irgenli\u011fine sahiptir.<\/p>\n
(4) Elektrik uygulamalar\u0131 a\u00e7\u0131s\u0131ndan kuvars cam\u0131 m\u00fckemmel bir yal\u0131t\u0131m malzemesidir. Oda s\u0131cakl\u0131\u011f\u0131ndaki diren\u00e7 de\u011feri (1016\u03a9m), y\u00fcksek s\u0131cakl\u0131k direncine sahip y\u00fcksek frekansl\u0131 ve y\u00fcksek voltajl\u0131 izolat\u00f6rlerin \u00fcretimi i\u00e7in uygun olan s\u0131radan cam\u0131n (1014\u03a9m) 100 kat\u0131d\u0131r.<\/p>\n
Kuvars cam\u0131n uygulama alanlar\u0131<\/p>\n
(1) Yar\u0131 iletken: Kuvars \u00fcr\u00fcnleri \u00f6nemli yar\u0131 iletken sarf malzemeleridir ve yar\u0131 iletken i\u015fleme s\u00fcrecinin tamam\u0131nda kullan\u0131l\u0131r. Kuvars cam\u0131ndaki silika, y\u00fcksek safl\u0131kta ve kararl\u0131 kimyasal \u00f6zelliklere sahiptir ve hidroflorik asit ve fosforik asit d\u0131\u015f\u0131nda herhangi bir asitle reaksiyona girmez. Temizlik ve di\u011fer kaplar\u0131n gereksinimleri, yar\u0131 iletken \u00fcretim s\u00fcrecinde yayg\u0131n olarak kullan\u0131lmaktad\u0131r.<\/p>\n
(2) Optik fiber: Silika cam malzeme, fiber optik preform ve fiber optik \u00e7izim \u00fcretiminde ana sarf malzemesidir. Kuvars cam\u0131n k\u0131r\u0131lma indisi son derece d\u00fc\u015f\u00fckt\u00fcr, absorpsiyon katsay\u0131s\u0131 k\u00fc\u00e7\u00fckt\u00fcr ve \u0131\u015f\u0131k iletim band\u0131 aral\u0131\u011f\u0131 geni\u015ftir ve toplam i\u00e7 yans\u0131ma prensibi ile iletilen bir \u0131\u015f\u0131k iletim arac\u0131 olarak optik fiber, k\u0131r\u0131lma indisi \u00fczerinde son derece y\u00fcksek gereksinimlere sahiptir. , bu nedenle kuvars cam fiber optik \u00fcretiminde yayg\u0131n olarak kullan\u0131lmaktad\u0131r, ana \u00fcr\u00fcnler preform, f\u0131r\u0131n t\u00fcp\u00fc, kuvars t\u00fcp vb.<\/p>\n
(3) Optik: Kuvars camdan olu\u015fan bile\u015fenler, optik aletlerdeki temel bile\u015fenlerdir. \u015eeffaf kuvars cam, iyi optik \u00f6zelliklere ve d\u00fc\u015f\u00fck k\u0131r\u0131lma indisine sahiptir ve 185-3500m\u03bc aral\u0131\u011f\u0131ndaki herhangi bir \u0131\u015f\u0131k iletim band\u0131n\u0131 kar\u015f\u0131layabilir, bu nedenle hem optik aletler i\u00e7in ultraviyole ileten bir malzeme hem de k\u0131z\u0131l\u00f6tesi ileten bir malzeme olarak kullan\u0131labilir.<\/p>\n
(4) Fotovoltaik: Fotovoltaik alan\u0131ndaki \u00fcretim ve i\u015fleme ba\u011flant\u0131lar\u0131nda, kuvars cam \u00fcr\u00fcnleri sert sarf malzemeleridir. Kuvars camdan yap\u0131lan kuvars pota, temizli\u011fi, homojenli\u011fi ve y\u00fcksek s\u0131cakl\u0131k dayan\u0131m\u0131 nedeniyle genellikle erimi\u015f polikristal silikon malzeme i\u00e7in kap olarak kullan\u0131l\u0131r. Monokristal silikon \u00e7ubuklar\u0131\/polikristal silikon k\u00fcl\u00e7eleri \u00e7ekmenin sonraki i\u015flemi i\u00e7in kullan\u0131l\u0131r.<\/p>\n
(5) Elektrik \u0131\u015f\u0131k kayna\u011f\u0131: Elektrik \u0131\u015f\u0131k kayna\u011f\u0131 alan\u0131nda, kuvars cam elektrik \u0131\u015f\u0131k kayna\u011f\u0131 \u00fcr\u00fcnleri ev, t\u0131p, ula\u015f\u0131m, e\u011flence ve di\u011fer sekt\u00f6rlerde yayg\u0131n olarak kullan\u0131lmaktad\u0131r. Otomotiv ayd\u0131nlatmas\u0131 i\u00e7in Xenon lambalar, sanitasyon i\u00e7in ultraviyole antiseptik lambalar ve e\u011flence i\u00e7in metal halide lambalar\u0131n t\u00fcm\u00fc, ayd\u0131nlatma armat\u00fcrleri olarak kuvars cam\u0131 kullan\u0131r.<\/p>\n
(6) Askeri sanayi: Havac\u0131l\u0131k alan\u0131nda kuvars cam \u00fcr\u00fcnleri, uzay arac\u0131 ve uzay mekiklerinin temel bile\u015fenleridir. Kuvars cam, ultraviyole radyasyonu ve radyasyon direncini filtrelemek i\u00e7in uzay penceresi malzemelerinin gereksinimlerini kar\u015f\u0131layan ve y\u00fcksek enerjili \u0131\u015f\u0131nlar\u0131n \u0131\u015f\u0131nlamas\u0131 alt\u0131nda “renk merkezlerinin” olu\u015fumunu engelleyen d\u00fc\u015f\u00fck yo\u011funluklu, g\u00fc\u00e7l\u00fc s\u0131k\u0131\u015ft\u0131rma kabiliyetine ve iyi optik performansa sahiptir. Uydularda ve uzay ara\u00e7lar\u0131nda yayg\u0131n olarak kullan\u0131lmaktad\u0131r.<\/p>\n","protected":false},"excerpt":{"rendered":"
Kuvars cam, cam malzemelerde “ta\u00e7” olarak bilinir. S\u00fcper mekanik \u00f6zelliklere, termal \u00f6zelliklere, optik \u00f6zelliklere ve elektriksel \u00f6zelliklere sahip tek bile\u015fenli SiO2 i\u00e7eren bir cam t\u00fcr\u00fcd\u00fcr.<\/p>\n","protected":false},"author":7,"featured_media":118716,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-118739","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-news"],"acf":[],"_links":{"self":[{"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/posts\/118739","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/users\/7"}],"replies":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/comments?post=118739"}],"version-history":[{"count":0,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/posts\/118739\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/media\/118716"}],"wp:attachment":[{"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/media?parent=118739"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/categories?post=118739"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.alpapowder.com\/tr\/wp-json\/wp\/v2\/tags?post=118739"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}
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