Zirconium silicide, ZrSi2

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Zirconium silicide, ZrSi2

zirconium disilicate an fi amfani dashi a cikin yumɓu na ƙarfe, ƙarancin haɓakar haɓakar zafin jiki mai ƙarfi, manyan kayan tsarin zafin jiki, iska da sauran filin


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Tsarin kwayoyin halitta  7rsi2
Lambar CAS  12039-90-6
Bayani  launin toka-toka-toka
Wurin narkewa 1620.C
Asiri  4,88 g / cm3
Aikace-aikace  zirconium disilicate an fi amfani dashi a cikin kayan ƙarfe na ƙarfe, haɓakar ƙarancin zafin jiki mai tsayayyar rufi, kayan aikin zafin jiki na zafin jiki, aerospace da sauran filin

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Zirconium silicide
Nauyin kwayoyin halitta: 147.39
EINECS : 234-911-1
CAS : 12039-90-6
Mai halayya: launin toka mai ƙyallen fure
Yawa (g / ml, 25 ℃): 4.88
Matsar narkewa (OC): 1620
Attunƙun Lattice: a = 0.372nm, B = 1.476nm, C = 0.367nm.
Microhardness (kg / mm2): 1063
Heat na samuwar (kJ / mol): 62.8
Aiki da aikace-aikace: anyi amfani dashi azaman kayan ƙanshi na kayan kwalliya mai kyau, abin ɗorawa don samar da fim ɗin semiconductor, takalmin katako na yumbu mai yumɓu da birkin diski. Ididdigar yawan abin da ake kashewa na zirconium shine kashi 10-15%. Dingara wannan ɓangaren ɓangaren na maganin zafin jiki na zirconium a cikin ɗakunan matattun yumbu na iya rage tasirin zafin jiki na kayan.
Nazarin kan elasticity da anisotropy na zirconium silicide
Abubuwan haɗin da ƙarfe da siliki suke kafawa sune siliki na ƙarfe, wanda za'a iya raba shi zuwa gida biyu: 1. Refarfe na ƙarfe na ƙarfe mai ƙyama yana nufin tebur na lokaci-lokaci IVB, VB, Silides na abubuwan rukunin VIB, kamar titanium silicide, zirconium silicide, tantalum silicide , kisan gillar tungsten, da dai sauransu, karfe mai daraja 2 da kusa da k'arfe mai tamani, burin kisan kai, sinadarin platinum, sinadarin sinadarin cobalt, da dai sauransu a wata kalma, sinadarin k'arfe yana da wahala matuka tare da luster na ƙarfe, haɓakar haɓakar juna, juriya mai kyau da ƙoshin zafi, da kuma murɗaɗɗen ƙarfe mai ƙarfin maganadisu da mafi tsaurin yanayi a mafi yawan lokuta Yana da maɓallin narkewa mai girma, tauri da ƙarfin matsawa, ƙarfin rarrafe a babban zazzabi, matsakaiciyar ƙarfi, ƙarfin zafin nama da kyawawan zafin jiki na inji.
Amincewa tsakanin ƙarfe da silicon yana rage aikin ƙarfe.
Sabili da haka, kwanciyar hankali na sinadarin silicides yana da kyau sosai. Abubuwan da ke cikin ƙarfe na siliki waɗanda suke da sinadarin siliki masu kyau suna da kyakkyawar juriya ta lalata lalata da haɓakar iska a yanayin zafin ɗaki da kuma yawan zafin jiki Rashin dacewar sunadarai: yana da saurin ruɓuwa a yanayin zafin jiki, rashin ƙarfin tasiri mai ƙarfi da rashin isasshen ƙarfin yanayin zafi. Kayan jiki da na sinadarai na silin ɗin ƙarfe suna ba su fa'idodi da yawa. Da farko dai, silicides azaman kayan tsarin zafin jiki masu tsada suna da kyakkyawan aikace-aikace a cikin jirgin sama, sararin samaniya, masana'antar sinadarai. Kamar yadda babban maganin zafin jiki mai jure yanayin iska, kayan maganadisu, fim din lantarki mai hade da sauran kayan aiki, an yi amfani da sinadarin siliki da amfani da shi. Misali, fe2si da aka yiwa odar alloy yana da kyakyawan kayan maganadisu masu kyau, wanda akafi amfani dashi a cikin sauti, bidiyo da kayan magnetic mai karanta kati; kamar su v2si, CoSi2, Mo2Si, saboda kyakkyawan tasirinsa na lantarki, v2si shine farkon A15 mai saurin sarrafawa da aka samo, yanayin zafin yanayin mizaninsa ya kai 17.1k; MoSi2 ana amfani dashi azaman abun dumama na wutar lantarki mai zafin jiki mai kyau saboda kyakkyawan yanayin kwalliyar sa da kuma kyakyawar juriyawan abu mai gurɓatuwa Kamar murfin mai hana zafin jiki mai ɗumi da aka yi amfani dashi a cikin sararin samaniya, ƙarfe silin ƙarfe yana da mahimmiyar rawa a masana'antar na'urorin lantarki. Saboda juriya da satar siliki ya kasa na na polysilicon, kuma mu'amala tsakanin silidar da silicon substrate shine matakan atomatik mai tsafta tare da dacewa mai kyau, an yi amfani dashi ko'ina azaman shinge na Schottky da kayan haɗin kai a masana'antar kera microelectronic.


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