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Rare Earth Elements | Scandium (Sc)
Nyob rau hauv 1879, Swedish chemistry professors LF Nilson (1840-1899) thiab PT Cleve (1840-1905) pom ib tug tshiab lub caij nyob rau hauv cov minerals tsawg gadolinite thiab dub tsis tshua muaj kub ore nyob rau tib lub sij hawm. Lawv hu ua lub caij no "Scandium", uas yog "boron zoo li" lub caij kwv yees los ntawm Mendeleev. Lawv...Nyeem ntxiv -
Gadolinium oxide Gd2O3 yog dab tsi thiab nws siv rau dab tsi?
Dysprosium oxide Khoom npe: Dysprosium oxide Molecular mis: Dy2O3 Molecular Luj: 373.02 Purity: 99.5%-99.99% min CAS: 1308-87-8 Ntim: 10, 25, thiab 50 kilograms ib lub hnab, nrog ob txheej ntawm cov hnab yas sab hauv, thiab woven, hlau, ntawv, los yog yas thoob sab nraum. Cim: Dawb los yog lig...Nyeem ntxiv -
SDSU Cov kws tshawb fawb los tsim cov kab mob uas Extract Rare Earth Elements
qhov chaw:newscenter Tsis tshua muaj ntiaj teb cov ntsiab lus (REEs) zoo li lanthanum thiab neodymium yog cov khoom tseem ceeb ntawm cov khoom siv hluav taws xob niaj hnub no, los ntawm cov xov tooj ntawm tes thiab hnub ci vaj huam sib luag rau satellites thiab hluav taws xob tsheb. Cov hlau hnyav no tshwm sim nyob ib puag ncig peb, txawm tias nyob rau hauv me me. Tab sis kev thov tseem nce ntxiv thiab bec ...Nyeem ntxiv -
Amorphous boron hmoov, xim, daim ntawv thov yog dab tsi?
Khoom taw qhia Cov khoom npe: Monomer boron, boron hmoov, amorphous element boron Element cim: B Atomic hnyav: 10.81 (raws li 1979 International Atomic Nyhav) Cov qauv zoo: 95%-99.9% HS code: 28045000 CAS naj npawb: 7440-4 8 Amorphous boron hmoov tseem hu ua amorphous bo...Nyeem ntxiv -
Dab tsi yog tantalum chloride tacl5, xim, daim ntawv thov?
Shanghai Xinglu tshuaj muab siab Purity tantalum chloride tacl5 99.95%, thiab 99.99% Tantalum chloride yog ntshiab dawb hmoov nrog molecular mis TaCl5. Molecular hnyav 35821, melting point 216 ℃, boiling point 239 4 ℃, yaj hauv cawv, ether, carbon tetrachloride, thiab reacted nrog wa ...Nyeem ntxiv -
Hafnium tetrachloride yog dab tsi, xim, daim ntawv thov?
Shanghai Epoch khoom muab siab purity Hafnium tetrachloride 99.9% -99.99% (Zr≤0.1% lossis 200ppm) uas tuaj yeem siv rau hauv precursor ntawm ultra kub kub ceramics, high-power LED teb Hafnium tetrachloride yog ib qho uas tsis yog xim hlau siv lead ua nrog dawb .. .Nyeem ntxiv -
Kev siv, xim, tsos, thiab tus nqi ntawm erbium oxide Er2o3 yog dab tsi?
Cov khoom siv dab tsi yog erbium oxide? Pom thiab morphology ntawm erbium oxide hmoov. Erbium oxide yog ib qho oxide ntawm lub ntiaj teb tsis tshua muaj erbium, uas yog ib qho chaw ruaj khov thiab cov hmoov nrog ob lub cev nruab nrab ntawm lub cubic thiab monoclinic qauv. Erbium oxide yog cov hmoov liab nrog cov tshuaj formula Er2O3. Nws...Nyeem ntxiv -
Dab tsi yog daim ntawv thov ntawm neodymium oxide, khoom, xim, thiab tus nqi ntawm neodymium oxide
Neodymium oxide yog dab tsi? Neodymium oxide, tseem hu ua neodymium trioxide hauv Suav, muaj cov tshuaj formula NdO, CAS 1313-97-9, uas yog hlau oxide. Nws yog insoluble hauv dej thiab soluble hauv acids. Cov khoom thiab morphology ntawm neodymium oxide. Dab tsi xim yog neodymium oxide Xwm: sus ...Nyeem ntxiv -
Dab tsi yog kev siv ntawm Barium hlau?
Kev siv lub ntsiab ntawm cov hlau barium yog ua tus neeg sawv cev degassing kom tshem tawm cov kab hluav taws xob hauv lub tshuab nqus tsev thiab cov raj hauv TV. Ntxiv ib qho me me ntawm barium rau hauv cov hlau lead alloy ntawm lub roj teeb phaj tuaj yeem txhim kho qhov kev ua tau zoo. Barium kuj tseem siv tau raws li 1. Cov hom phiaj kho mob: Barium sulfate feem ntau siv ...Nyeem ntxiv -
Dab tsi yog niobium thiab kev siv niobium?
Kev siv niobium Raws li ib qho ntxiv rau cov hlau-raws li, nickel-based thiab zirconium-based superalloys, niobium tuaj yeem txhim kho lawv lub zog. Hauv kev lag luam atomic zog, niobium yog tsim los siv los ua cov khoom siv ntawm cov reactor thiab cladding khoom ntawm nuclear roj, thiab ...Nyeem ntxiv -
Tus neeg saib xyuas thev naus laus zis ntawm ntau lub tuam txhab tsheb: Tam sim no, lub tshuab hlau nplaum ruaj khov siv lub ntiaj teb tsis tshua muaj txiaj ntsig tseem yog qhov zoo tshaj plaws.
Raws li Cailian News Agency, rau Tesla tiam tom ntej mus tas li hlau nplaum tsav lub cev muaj zog, uas tsis siv cov khoom siv hauv ntiaj teb tsis tshua muaj, Cailian News Agency tau kawm los ntawm kev lag luam, txawm hais tias tam sim no muaj txoj hauv kev rau cov hlau nplaum ruaj khov uas tsis muaj cov khoom siv hauv ntiaj teb tsawg. ...Nyeem ntxiv -
Cov protein uas tau tshawb pom tshiab txhawb nqa kev ua kom zoo ntawm Rare ntiaj teb
Cov protein uas tau tshawb pom tshiab txhawb nqa kev ua kom zoo ntawm qhov tsis tshua muaj hauv ntiaj teb: mining Nyob rau hauv ib daim ntawv tsis ntev los no luam tawm nyob rau hauv Phau ntawv Journal of Biological Chemistry, cov kws tshawb fawb ntawm ETH Zurich piav txog kev tshawb pom ntawm lanpepsy, ib qho protein uas tshwj xeeb khi lanthanides - lossis cov ntsiab lus tsis tshua muaj ntiaj teb - thiab kev ntxub ntxaug. .Nyeem ntxiv