Silicone ea Zirconium, ZrSi2

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Silicone ea Zirconium, ZrSi2

zirconium disilicate e sebelisoa haholo-holo ho li-ceramics tsa tšepe, liaparo tse sa keneleng mocheso o phahameng oa mocheso, lisebelisoa tse phahameng tsa mocheso, sepakapaka le masimo a mang


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Morero oa limolek'hule  7rsi2
Nomoro ea CAS  12039-90-6
Tlhaloso  phofo e putsoa
Qhibiliha Point 1620.C
Sephiri  4,88 g / cm3
Kopo  zirconium disilicate e sebelisoa haholo-holo ho li-ceramics tsa tšepe, liaparo tse phahameng tsa mocheso o thibelang mocheso, thepa ea mohaho oa mocheso, sepakapaka le tšimo e meng

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Zirconium silicide
Boima ba 'mele: 147.39
LITŠOANTŠISO: 234-911-1
CAS: 12039-90-6
Tlhaku: bohlooho bo boputsoa ba kristale ea phofo
Boikarabello (g / ml, 25 ℃): 4.88
Qhibiliha ntlha (OC): 1620
Mekhahlelo ea lattice: a = 0.372nm, B = 1.476nm, C = 0.367nm.
Microhardness (kg / mm2): 1063
Mocheso oa sebopeho (kJ / mol): 62.8
Mosebetsi le ts'ebeliso: e sebelisoa e le phofo e tala ea letsopa le letle, tsoana le sebopi bakeng sa tlhahiso ea filimi ea semiconductor, k'habone ea ceramic pad le brake disc. Karolo e kholo ea zirconium disilicide ke 10-15%. Ho eketsa karoloana ena ea boima ba "zirconium" disilicide ho "ceramic matrix composites" ho ka fokotsa haholo mocheso oa sintering oa thepa.
Ithute ka elasticity le anisotropy ea zirconium silicide
Lik'hemik'hale tse entsoeng ka tšepe le ka silicon ke li-silicide tsa tšepe, tse ka aroloang ka mekhahlelo e 'meli: 1. Li-silicide tsa tšepe tse sa bonahaleng li bua ka tafole ea nako le nako IVB, VB, Silides tsa likarolo tsa sehlopha sa VIB, joalo ka titanium silicide, zirconium silicide, tantalum silicide , silicone ea tungsten, jj. 2 tšepe ea bohlokoa le haufi le silicide ea tšepe ea bohlokoa, sepheo sa silicide, silicone ea platinamo, silicone ea cobalt, jj ka lentsoe le le leng, tšepe ea tšepe e batla e le thata ka tšepe e benyang, e phahameng haholo, e hanang hantle ebile e lekana le mongobo, le makenete a tšepe a makenete le a refractory maemong a mangata E na le ntlha e phahameng ea ho qhibiliha, boima le matla a khatello, matla a phahameng a ho kenella mocheso o phahameng, segokanyipalo se bohareng, matla a tensile le thepa e ntle ea mochini o nang le mocheso.
Karabelo lipakeng tsa tšepe le silicon e fokotsa ts'ebetso ea tšepe.
Ka hona, botsitso ba lik'hemik'hale ba silicides bo hantle haholo. Li-silicide tsa tšepe tse sa sebetseng tse nang le lihlahisoa tse phahameng tsa silicon li na le ts'ireletso e ntle ea ts'enyeho le khanyetso ea oxidation mocheso oa kamore le mocheso o phahameng Mathata a lik'hemik'hale: e brittle mocheso oa kamore, khatello e tlase ea khatello le ho hanyetsa mocheso o sa lekaneng. Matla a 'mele le a lik'hemik'hale a li-silicide tsa tšepe li li fa menyetla e mengata ea ho e sebelisa. Pele ho tsohle, li-silicide tse nang le thepa ea mocheso o phahameng li na le menyetla e metle ea ts'ebeliso ho lifofane, sebaka sa marulelo, indastering ea lik'hemik'hale. E le seaparo se phahameng se kenang mocheso o kenang mocheso o phahameng, thepa ea matla a khoheli, filimi e kopantsoeng ea elektrone ea elektronike le lisebelisoa tse ling tse sebetsang, li-silicide li ithutiloe ka bongata le ho sebelisoa. Mohlala, fe2si e laetse motsoako o na le litšobotsi tse ntle haholo tsa matla a khoheli, tse sebelisoang haholo ho audio, video le lisebelisoa tsa hlooho ea motlakase bakeng sa sebali sa karete; joalo ka v2si, CoSi2, Mo2Si, ka lebaka la ts'ebetso ea eona e ntle ea motlakase, v2si ke karolo ea pele ea A15 e fumanehang haholo, mocheso oa eona oa phetoho o matla ke 17.1k; MoSi2 e sebelisoa haholo joalo ka karolo ea ho futhumatsa ea sebōpi se phahameng sa motlakase ka lebaka la ts'ebetso ea eona e ntle haholo le khanyetso e ntle ea oxidation joalo ka seaparo se phahameng sa mocheso o kenang sebakeng se fofang, tšepe ea tšepe e bapala karolo ea bohlokoa ho hlahiseng lisebelisoa tsa elektroniki. Hobane khanyetso ea silicide e tlase ho feta ea polysilicon, mme khokahano lipakeng tsa silicide le silicon substrate ke boemo ba athomo bohokahanyo bo hloekileng bo nang le ts'ebelisano e ntle, e sebelisitsoe haholo joalo ka mokoallo oa Schottky le thepa ea khokahano indastering ea tlhahiso ea microelectronic.


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