| Khoom npe | Lanthanum hexaboride |
| CAS nr | 12008-21-8 |
| Cov mis mos molecular | lanthanum hexaboride lom |
| Molecular hnyav | 203.77 ib |
| Qhov tshwm sim | dawb hmoov / granules |
| Qhov ntom | 2.61 g / ml ntawm 25 C |
| Melting Point | 2530c ua |
| Yam khoom | SPECIFICATIONS | KEV KAWM NTAWV |
| Luas (%, min) | 68.0 ua | 68.45 ib |
| B(%, min) | 31.0 Nws | 31.15 Nws |
| lanthanum hexaboride lom / (TREM + B) (%, min) | 99.99 ib | 99.99 ib |
| TREM + B(%, min) | 99.0 ua | 99.7 ua |
| RE impurities (ppm / TREO, Max) | ||
| Ce | 3.5 | |
| Pr | 1.0 | |
| Nd | 1.0 | |
| Sm | 1.0 | |
| Eu | 1.3 | |
| Gd | 2.0 | |
| Tb | 0.2 | |
| Dy | 0.5 | |
| Ho | 0.5 | |
| Er | 1.5 | |
| Tm | 1.0 | |
| Yb | 1.0 | |
| Lu | 1.0 | |
| Y | 1.0 | |
| Tsis-Re Impurities (ppm, Max) | ||
| Fe | 300.0 Nws | |
| Ca | 78.0 ua | |
| Si | 64.0 ua | |
| Mg | 6.0 | |
| Cu | 2.0 | |
| Cr | 5.0 | |
| Mn | 5.0 | |
| C | 230.0 Nws | |
Lanthanum hexaboride kev ua haujlwm tau siv dav hauv kev lag luam hluav taws xob, nws cov khoom siv hluav taws xob ua haujlwm zoo dua li lwm cov ntaub ntawv xws li W thiab tau siv dav hauv electron microscope, thiab lwm yam Tam sim no, nws tau tshaj tawm hauv cov ntaub ntawv hais tias lanthanum hexaboride kev ua haujlwm muaj superconductivity, tab sis Qhov kub thiab txias yog tsawg heev (kwv yees li 1K).Raws li lanthanum hexaboride lom muaj ntau yam ua tau zoo heev, piv txwv li, muaj zog electron emission siv, muaj zog hluav taws xob tsis kam, zoo tshuaj stability nyob rau hauv high kub, thiab lwm yam. Cov khoom no yog dav siv nyob rau hauv cov tub rog thiab ntau high-tech. thaj chaw.Nws tuaj yeem siv rau hauv radar, aerospace, kev lag luam hluav taws xob, cov cuab yeej siv, cov khoom siv kho mob, khoom siv hauv tsev, kev lag luam metallurgy, thiab lwm yam.Ntawm cov uas, lanthanum boride ib leeg siv lead ua yog cov khoom siv zoo tshaj plaws los tsim lub zog siab, magnetron, electron beam, ion beam, accelerator cathode.
Kev pabcuam peb tuaj yeem muab tau
1) Daim ntawv cog lus raug cai tuaj yeem kos npe
2) Daim ntawv cog lus tsis pub lwm tus paub tuaj yeem kos npe
3) Xya hnub rov qab lav
Tseem ceeb dua: peb tuaj yeem muab tsis tau tsuas yog cov khoom lag luam, tab sis kev pabcuam kev daws teeb meem!
Peb yog cov chaw tsim khoom, peb lub Hoobkas nyob hauv Shandong, tab sis peb kuj tuaj yeem muab kev pabcuam nres ib qho rau koj!
T / T (tex hloov pauv), Western Union, MoneyGram, BTC (bitcoin), thiab lwm yam.
≤25kg: hauv peb hnub ua haujlwm tom qab tau txais cov nyiaj them poob haujlwm.25kg: ib as
Muaj, peb tuaj yeem muab cov qauv dawb me me rau kev soj ntsuam zoo!
1kg ib lub hnab fpr kuaj, 25kg lossis 50kg ib nruas, lossis raws li koj xav tau.
Khaws lub thawv kaw kom nruj rau hauv qhov chaw qhuav, txias thiab zoo-ventilated.
