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Lanthanum Hexaboride

Tlhaloso e Khutšoanyane:

Lanthanum Hexaboride (LaB6,e boetse e bitsoa lanthanum boride le LaB) ke lik'hemik'hale tse sa tloaelehang, boride ea lanthanum.Joalo ka thepa ea ceramic e refractory e nang le ntlha e qhibilihang ea 2210 ° C, Lanthanum Boride ha e qhibilihe haholo metsing le hydrochloric acid, 'me e fetohela ho oxide ha e chesa (calcined).Mehlala ea Stoichiometric e na le 'mala o pherese-violet o matla, ha tse nang le boron (ka holimo ho LaB6.07) li le putsoa.Lanthanum Hexaboride(LaB6) e tsejoa ka ho thatafala ha eona, matla a mochine, tlhahiso ea thermionic, le thepa e matla ea plasmonic.Haufinyane tjena, mokhoa o mocha oa maiketsetso oa mocheso o itekanetseng o ile oa hlahisoa ho kopanya ka ho toba li-nanoparticles tsa LaB6.


Lintlha tsa Sehlahisoa

Lanthanum Hexaboride

Synonyme Lanthanum Boride
CASNo. 12008-21-8
Foromo ea lik'hemik'hale LaB6
Boima ba Molar 203.78g/mol
Ponahalo pherese e pherese e matla
Botenya 4.72g/cm3
Sebaka se qhibilihang 2,210°C(4,010°F;2,480K)
Ho qhibiliha ka metsing e sa qhibidihang
Bohloeki bo PhahamengLanthanum HexaborideTlhaloso
50nm 100nm 500nm 1μm 5μm 8μm1 2μm 18μm 25μm
Ke engLanthanum Hexaboridesebelisoa bakeng sa?

Lanthanum Boridee fumana lits'ebetso tse pharaletseng, tse sebetsang ka katleho tsamaisong ea radar sebakeng sa lifofane, indastering ea elektroniki, lisebelisoa, lisebelisoa tsa tšepe tsa lapeng, ts'ireletso ea tikoloho le indasteri e ka bang mashome a mabeli ea sesole le theknoloji e phahameng.

LaB6e fumana lisebelisoa tse ngata indastering ea elektronike, e nang le thepa e ntle ea tlhahiso ea masimo ho feta tungsten(W) le lisebelisoa tse ling.Ke thepa e loketseng bakeng sa cathode ea matla a phahameng a elektroniki.

E na le karolo ea bophelo bo tsitsitseng haholo le bo phahameng ba elektrone beam, mohlala, ho betloa ha sefate sa elektronike, mohloli oa mocheso oa mocheso oa motlakase, sethunya sa ho tjheseletsa ha elektronike.Monocrystal lanthanum boride ke lisebelisoa tse ntle ka ho fetisisa tsa cathode bakeng sa tube ea matla a phahameng, sesebelisoa sa taolo ea makenete, beam ea elektrone le accelerator.

Lanthanum Hexaborideli-nanoparticles li sebelisoa e le kristale e le 'ngoe kapa e le seaparo sa li-cathodes tse chesang.Lisebelisoa le mekhoa eo li-cathode tsa hexaboride li sebelisoang ho tsona li kenyelletsa li-microscopes tsa electron, li-tubes tsa microwave, electron lithography, electron beam welding, X-ray tubes, le lisebelisoa tsa mahala tsa electron.

LaB6e boetse e sebelisoa e le tekanyo ea boholo / khatello ho phallo ea phofo ea X-ray ho lekanya katoloso ea lisebelisoa tsa litlhōrō tsa diffraction.

LaB6ke thermo electronic emitter le superconductor e nang le phetoho e batlang e le tlaase


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