{"id":1490,"date":"2023-07-14T07:03:27","date_gmt":"2023-07-14T07:03:27","guid":{"rendered":"https:\/\/chemuza.org\/tr\/samaryum\/"},"modified":"2023-07-14T07:03:27","modified_gmt":"2023-07-14T07:03:27","slug":"samaryum","status":"publish","type":"page","link":"https:\/\/chemuza.org\/tr\/samaryum\/","title":{"rendered":"Samaryum"},"content":{"rendered":"<p>Bu kimyasal element, lantanit grubuyla ilgili \u015feffaf bir e\u015fkenar d\u00f6rtgen yap\u0131ya sahiptir. Do\u011fada inert olan 7 izotoptan olu\u015fur. Bu nedenle n\u00f6tronlar\u0131n yakalanmas\u0131n\u0131 kolayla\u015ft\u0131r\u0131r ve bu da onu \u00e7ok kullan\u0131\u015fl\u0131 bir metal yapar. Daha sonra Samaryumun \u00f6zelliklerini ve kullan\u0131m alanlar\u0131n\u0131 ke\u015ffedin.<\/p>\n<h2> <strong>Samaryum nedir?<\/strong><\/h2>\n<p> Oksit halinde g\u00f6r\u00fcnen, g\u00fcm\u00fc\u015f ile sedef aras\u0131 renkte, asitlerde \u00e7\u00f6z\u00fcnen bir metaldir. Sert, k\u0131r\u0131lgan bir dokuya sahiptir ve oksitlendi\u011finde soluk sar\u0131ms\u0131 bir renk al\u0131r. \u00c7evrede ba\u011f\u0131ms\u0131z olarak bulunmaz, daha ziyade di\u011fer elementlerin i\u00e7ine g\u00f6m\u00fcl\u00fcd\u00fcr, bu y\u00fczden incelenmesi ve kullan\u0131lmas\u0131 i\u00e7in bir ay\u0131rma s\u00fcrecinden ge\u00e7mesi gerekir.<\/p>\n<h3> <strong>Samaryum&#8217;un sembol\u00fc<\/strong><\/h3>\n<p> <span class=\"content-chemical-element\" style=\"float: left;width: 65px;height: 65px;border: 3px solid #666; display:flex;\n    justify-content: center;align-items: center;margin-right: 15px;\"><span style=\"font-size: 38px;\">Sm<\/span><\/span> Ad\u0131n\u0131 Kuzey Carolina&#8217;n\u0131n Mitchell \u0130l\u00e7esindeki Samarskita&#8217;dan alm\u0131\u015ft\u0131r. Metal ilk olarak Ural Da\u011flar\u0131&#8217;nda ortaya \u00e7\u0131kmas\u0131na ra\u011fmen ad\u0131 Samarsky adl\u0131 yerel bir albay\u0131n onuruna se\u00e7ilmi\u015ftir.<\/p>\n<h2> <strong>Samaryumun \u00d6zellikleri<\/strong><strong><\/strong><\/h2>\n<p> Bu elementin bir \u00f6zelli\u011fi, havan\u0131n varl\u0131\u011f\u0131nda stabil olma yetene\u011fine sahip olmas\u0131d\u0131r. \u0130\u015fte bu metaloidin di\u011fer detaylar\u0131:<\/p>\n<ul>\n<li> <strong>Durum:<\/strong> Sa\u011flam.<\/li>\n<li> <strong>Renk:<\/strong> G\u00fcm\u00fc\u015f beyaz\u0131.<\/li>\n<li> <strong>Tat ve koku:<\/strong> Kendine \u00f6zg\u00fc bir kokusu veya tad\u0131 yoktur.<\/li>\n<li> <strong>\u00c7\u00f6z\u00fcn\u00fcrl\u00fck:<\/strong> Asitlerde kolayca \u00e7\u00f6z\u00fcn\u00fcr.<\/li>\n<li> <strong>Toksisite:<\/strong> D\u00fc\u015f\u00fck.<\/li>\n<li> <strong>Reaktivite:<\/strong> H\u0131zl\u0131 bir \u015fekilde aktive olur ve y\u00fcksek s\u0131cakl\u0131klarda suyla birle\u015fir.<\/li>\n<li> <strong>Yap\u0131s\u0131:<\/strong> E\u015fkenar d\u00f6rtgen \u015fekilli kristalin.<\/li>\n<li> <strong>Bile\u015fimi:<\/strong> Atom yap\u0131s\u0131nda 62 proton ve 62 elektron bulunur.<\/li>\n<\/ul>\n<h2> <strong>Samaryumun kimyasal ve fiziksel \u00f6zellikleri<\/strong><\/h2>\n<ol>\n<li> <strong>Atom numaras\u0131:<\/strong> 62<\/li>\n<li> <strong>D\u00f6nem:<\/strong> 6<\/li>\n<li> <strong>Blok:<\/strong> F<\/li>\n<li> <strong>Grup:<\/strong> 3<\/li>\n<li> <strong>Yo\u011funluk:<\/strong> 7353 kg\/m3<\/li>\n<li> <strong>Atom yar\u0131\u00e7ap\u0131:<\/strong> 238 pm<\/li>\n<li> <strong>Ortalama yar\u0131\u00e7ap:<\/strong> 185 saat<\/li>\n<li> <strong>Oksidasyon durumu:<\/strong> 2, 3<\/li>\n<li> <strong>Kaynama noktas\u0131:<\/strong> 2076 K ( <sup>1803<\/sup> C)<\/li>\n<li> <strong>Erime noktas\u0131:<\/strong> 1345 K (1072\u00b0C)<\/li>\n<li> <strong>Elektronik konfig\u00fcrasyon:<\/strong> [Xe]6s <sup>2<\/sup> 4f <sup>6<\/sup><\/li>\n<li> <strong>Katman ba\u015f\u0131na elektron say\u0131s\u0131:<\/strong> 2, 8, 18, 24, 8, 2<\/li>\n<li> <strong>Elektronegatiflik:<\/strong> 1,17 (Pauling)<\/li>\n<li> <strong>Birinci iyonla\u015fma potansiyeli eV<\/strong> : 544,5 kJ\/mol<\/li>\n<li> <strong>Is\u0131 iletkenli\u011fi:<\/strong> 13,3 W\/(m\u00b7K)<\/li>\n<li> <strong>Elektriksel iletkenlik:<\/strong> 0,956 \u00d7 106 m-1 \u03a9-1<\/li>\n<li> <strong>Pas:<\/strong> Biraz basit.<\/li>\n<li> <strong>Kovalent yar\u0131\u00e7ap (\u00c5):<\/strong> 1:66 pm<\/li>\n<li> <strong>\u00d6zg\u00fcl \u0131s\u0131:<\/strong> 200 J\/(kg\u00b7K)<\/li>\n<li> <strong>Atom k\u00fctlesi (g\/mol):<\/strong> 150,36(3) u<\/li>\n<\/ol>\n<h2> <strong>Samaryumun K\u00f6keni<\/strong><\/h2>\n<p> K\u00f6keni, \u0130svi\u00e7reli kimya ara\u015ft\u0131rmac\u0131s\u0131 Jean Charles Galissard de Marignac&#8217;\u0131n ke\u015ffini yapt\u0131\u011f\u0131 1853 y\u0131l\u0131na kadar uzan\u0131yor. Ancak 1879 y\u0131l\u0131nda Frans\u0131z bilim adam\u0131 Paul Emile Lecoq de Boisbaudran onu Samarskite mineralinden ay\u0131rmay\u0131 ba\u015fard\u0131. \u015eu anda \u00c7in, d\u00fcnya y\u00fczeyinde bu nadir metalin en b\u00fcy\u00fck miktar\u0131na sahiptir. Daha sonra bu t\u00fcr metaloidlerin \u00e7\u0131kar\u0131ld\u0131\u011f\u0131 Rusya ve Malezya geliyor.<\/p>\n<h2> <strong>Samaryum ne i\u00e7in?<\/strong><\/h2>\n<p> Organik d\u00f6n\u00fc\u015f\u00fcmleri i\u00e7eren i\u015flemlerde s\u0131kl\u0131kla kataliz\u00f6r olarak kullan\u0131l\u0131r. Samaryum, ate\u015fleme cihazlar\u0131nda piroforik etkiye sahip olma avantaj\u0131na sahiptir, bu nedenle \u00c7eli\u011fi korumak i\u00e7in sarma tekniklerinde kullan\u0131l\u0131r. Di\u011fer kullan\u0131mlar \u015funlar\u0131 i\u00e7erir:<\/p>\n<ul>\n<li> Sinemalarda projekt\u00f6r ve st\u00fcdyo ayd\u0131nlatmas\u0131nda yayg\u0131n olarak kullan\u0131lan akkor ve karbon ark lambalar\u0131n\u0131n imalat\u0131.<\/li>\n<li> Misch metali ile birlikte hafif ta\u015flar\u0131n \u00fcretiminde de kullan\u0131lmaktad\u0131r.<\/li>\n<li> Di\u011fer m\u0131knat\u0131slardan \u00e7ok daha g\u00fc\u00e7l\u00fc ve dayan\u0131kl\u0131 bir m\u0131knat\u0131s yarat\u0131lmas\u0131, bu elementin Kobalt ile birle\u015ftirilmesiyle elde edilir.<\/li>\n<li> Samaryumun yayd\u0131\u011f\u0131 oksit, optikte yayg\u0131n bir eylem olan k\u0131z\u0131l\u00f6tesi \u0131\u015f\u0131nlar\u0131 absorbe etmek i\u00e7in kullan\u0131lan kristallerin \u00fcretiminde bir malzeme olarak kullan\u0131l\u0131r.<\/li>\n<li> Kanser hastalar\u0131nda manip\u00fcle edilen bir materyaldir \u00e7\u00fcnk\u00fc stronsiyumla birlikte orta dereceli radyoterapide a\u011fr\u0131y\u0131 azaltmada etkilidir.<\/li>\n<li> Alkoll\u00fc i\u00e7eceklerin \u00fcretiminde bir adjuvan olan etanol\u00fcn dehidrojenasyonu ve dehidrasyonu i\u00e7in bir ferment olarak kullan\u0131l\u0131r.<\/li>\n<li> Samaryum, lazerler ve jenerat\u00f6rler i\u00e7in kalsiyum flor\u00fcr kristallerinin \u00fcretiminde yayg\u0131nd\u0131r.<\/li>\n<li> Topolojik faaliyetlerde kullan\u0131\u015fl\u0131d\u0131r \u00e7\u00fcnk\u00fc yal\u0131tkan g\u00f6revi g\u00f6r\u00fcr, y\u00fczeydeki ak\u0131m\u0131 iletir ve ayn\u0131 zamanda dahili olarak n\u00f6tralize eder.<\/li>\n<li> Bu bile\u015fikle elektronlar\u0131n geli\u015ftirilmesi, yeni hesaplamalara ivme kazand\u0131ran kuantum transist\u00f6rlerin yarat\u0131lmas\u0131n\u0131 m\u00fcmk\u00fcn k\u0131ld\u0131.<\/li>\n<li> Di\u011ferlerinin yan\u0131 s\u0131ra mikrodalga f\u0131r\u0131n, f\u0131r\u0131n, televizyon, lamba gibi ev aletlerinin geli\u015ftirilmesi i\u00e7in.<\/li>\n<\/ul>\n<h2> <strong>Samaryumu nereden buluyorsunuz?<\/strong><\/h2>\n<p> Samaryum, Monazit kumu gibi mineraller i\u00e7erisinde %2,8 oran\u0131nda bulunurken, Cerite, Bastnasite, Samarsquita ve Gadolinite gibi di\u011fer minerallerin i\u00e7inde de daha az oranda bulunmaktad\u0131r. \u00d6te yandan, lantanit grubuna ait elementler benzer g\u00f6r\u00fcnme e\u011filimindedir; bu nedenle, onlar\u0131 ay\u0131rt etmek i\u00e7in iyon de\u011fi\u015ftirme s\u00fcrecinden ge\u00e7meleri gerekir.<\/p>\n<p> Son olarak Samarium, \u00e7e\u015fitli end\u00fcstriyel i\u015flemlerde pek \u00e7ok fayda sa\u011flayan, dolay\u0131s\u0131yla verimli olan bir metaloiddir. Ancak insanlara ve \u00e7evreye zararl\u0131 oldu\u011fundan elementin gerekli \u00f6nlemler al\u0131nmadan a\u015f\u0131r\u0131 kullan\u0131m\u0131na maruz kalmamaya dikkat etmeniz \u00f6nemlidir.<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Bu kimyasal element, lantanit grubuyla ilgili \u015feffaf bir e\u015fkenar d\u00f6rtgen yap\u0131ya sahiptir. Do\u011fada inert olan 7 izotoptan olu\u015fur. Bu nedenle n\u00f6tronlar\u0131n yakalanmas\u0131n\u0131 kolayla\u015ft\u0131r\u0131r ve bu da onu \u00e7ok kullan\u0131\u015fl\u0131 bir metal yapar. Daha sonra Samaryumun \u00f6zelliklerini ve kullan\u0131m alanlar\u0131n\u0131 ke\u015ffedin. Samaryum nedir? Oksit halinde g\u00f6r\u00fcnen, g\u00fcm\u00fc\u015f ile sedef aras\u0131 renkte, asitlerde \u00e7\u00f6z\u00fcnen bir metaldir. Sert, &#8230; <a title=\"Samaryum\" class=\"read-more\" href=\"https:\/\/chemuza.org\/tr\/samaryum\/\" aria-label=\"More on Samaryum\">Devam\u0131n\u0131 oku<\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"parent":0,"menu_order":0,"comment_status":"closed","ping_status":"closed","template":"","meta":{"footnotes":""},"yoast_head":"<!-- This site is optimized with the Yoast SEO plugin v21.4 - https:\/\/yoast.com\/wordpress\/plugins\/seo\/ -->\n<title>Samaryum - Chemuza<\/title>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/chemuza.org\/tr\/samaryum\/\" \/>\n<meta property=\"og:locale\" content=\"tr_TR\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Samaryum - Chemuza\" \/>\n<meta property=\"og:description\" content=\"Bu kimyasal element, lantanit grubuyla ilgili \u015feffaf bir e\u015fkenar d\u00f6rtgen yap\u0131ya sahiptir. 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