Cov khoom
- Rare-Earth Oxides & Compounds cov khoom lag luam ua lub luag haujlwm tseem ceeb hauv cov khoom siv hluav taws xob, kev sib txuas lus, kev dav dav dav dav, kev kho mob, thiab khoom siv tub rog.UrbanMines qhia ntau hom hlau tsis tshua muaj ntiaj teb, tsis tshua muaj ntiaj teb oxides, thiab tsis tshua muaj lub ntiaj teb sib txuas uas zoo rau cov neeg siv khoom xav tau, uas suav nrog lub teeb tsis tshua muaj ntiaj teb thiab nruab nrab thiab hnyav lub ntiaj teb.UrbanMines muaj peev xwm muab cov qhab nia xav tau los ntawm cov neeg siv khoom.Qhov nruab nrab particle loj: 1 μm, 0.5 μm, 0.1 μm thiab lwm yam.Dav siv rau Ceramics sintering aids, Semiconductors, Tsis tshua muaj ntiaj teb hlau nplaum, Hydrogen khaws cia alloys, Catalysts, Electronic Cheebtsam, iav thiab lwm yam.
-
Lanthanum Hydroxide
Lanthanum Hydroxideyog ib qho dej uas tsis muaj kuab lom heev crystalline Lanthanum qhov chaw, uas tuaj yeem tau txais los ntawm kev ntxiv alkali xws li ammonia rau aqueous daws ntawm lanthanum ntsev xws li lanthanum nitrate.Qhov no ua rau gel zoo li precipitate uas tuaj yeem qhuav hauv huab cua.Lanthanum hydroxide tsis hnov mob ntau nrog cov tshuaj alkaline, tab sis yog me ntsis soluble hauv acidic kua.Nws yog siv compatibly nrog siab dua (pib) pH ib puag ncig.
-
Lanthanum Hexaboride
Lanthanum Hexaboride (LaB 6,kuj hu ua lanthanum boride thiab LaB) yog ib qho tshuaj inorganic, boride ntawm lanthanum.Raws li cov khoom siv refractory ceramic uas muaj qhov melting point ntawm 2210 ° C, Lanthanum Boride yog insoluble hauv dej thiab hydrochloric acid, thiab hloov mus rau oxide thaum rhuab (calcined).Cov qauv Stoichiometric yog xim liab-violet, thaum cov boron nplua nuj (saum LaB6.07) yog xiav.Lanthanum Hexaboride(LaB6) paub txog nws qhov hardness, mechanical zog, thermionic emission, thiab muaj zog plasmonic zog.Tsis ntev los no, cov txheej txheem tshiab nruab nrab-kub hluavtaws tau tsim los ncaj qha rau kev sib txuas ntawm LaB6 nanoparticles.
-
Lutetium (III) Oxide
Lutetium (III) Oxide(Lu2O3), tseem hu ua lutecia, yog cov khoom dawb thiab lub cubic compound ntawm lutetium.Nws yog ib qho tsis zoo thermally ruaj khov Lutetium qhov chaw, uas muaj cov qauv siv lead ua cubic thiab muaj nyob rau hauv cov hmoov dawb.Lub ntiaj teb no tsis tshua muaj hlau oxide nthuav tawm cov khoom zoo ntawm lub cev, xws li lub siab melting point (nyob ib ncig ntawm 2400 ° C), theem stability, mechanical zog, hardness, thermal conductivity, thiab thermal expansion.Nws yog tsim rau tshwj xeeb tsom iav, optic thiab ceramic daim ntaub ntawv.Nws kuj tseem siv los ua cov ntaub ntawv tseem ceeb rau laser muaju.
-
Neodymium (III) Oxide
Neodymium (III) Oxidelos yog neodymium sesquioxide yog cov tshuaj sib xyaw ua ke ntawm neodymium thiab oxygen nrog cov mis Nd2O3.Nws yog soluble hauv acid thiab insoluble hauv dej.Nws tsim lub teeb greyish-xiav hexagonal crystals.Qhov tsis tshua muaj-lub ntiaj teb sib tov Didymium, yav tas los ntseeg tias yog ib qho khoom, ib nrab muaj neodymium (III) oxide.
Neodymium Oxideyog ib qho insoluble thermally ruaj khov neodymium qhov chaw haum rau iav, optic thiab ceramic daim ntaub ntawv.Cov ntawv thov tseem ceeb muaj xws li lasers, iav xim thiab tinting, thiab dielectrics.Neodymium Oxide kuj muaj nyob rau hauv pellets, pieces, sputtering lub hom phiaj, ntsiav tshuaj, thiab nanopowder.
-
Praseodymium (III, IV) Oxide
Praseodymium (III, IV) Oxideyog inorganic compound nrog cov mis Pr6O11 uas yog insoluble hauv dej.Nws muaj cov qauv cubic fluorite.Nws yog daim ntawv ruaj khov tshaj plaws ntawm praseodymium oxide ntawm ambient kub thiab siab.Praseodymium (III, IV) Oxide feem ntau yog High Purity (99.999%) Praseodymium (III, IV) Oxide (Pr2O3) Hmoov tsis ntev los no muaj nyob rau hauv ntau ntim.Ultra siab purity thiab siab purity compositions txhim kho ob qho tib si kho qhov muag zoo thiab muaj txiaj ntsig zoo raws li cov qauv kev tshawb fawb.Nanoscale elemental hmoov thiab suspensions, raws li lwm cov ntaub ntawv siab saum npoo av, tej zaum yuav raug txiav txim siab.
-
Samarium (III) Oxide
Samarium (III) Oxideyog cov tshuaj sib xyaw nrog cov tshuaj formula Sm2O3.Nws yog ib qho insoluble thermally ruaj khov Samarium qhov chaw haum rau iav, optic thiab ceramic daim ntaub ntawv.Samarium oxide tau nkag mus rau saum npoo ntawm cov hlau samarium nyob rau hauv cov av ntub lossis kub tshaj 150 ° C hauv huab cua qhuav.Cov oxide feem ntau yog xim dawb kom tawm xim daj thiab feem ntau ntsib raws li cov hmoov av zoo heev xws li daj ntseg hmoov, uas yog insoluble hauv dej.
-
Scandium Oxide
Scandium (III) Oxide los yog scandia yog ib qho inorganic compound nrog formula Sc2O3.Cov tsos yog nplua dawb hmoov ntawm cubic system.Nws muaj cov kab lus sib txawv xws li scandium trioxide, scandium (III) oxide thiab scandium sesquioxide.Nws cov khoom siv physico-tshuaj yog ze heev rau lwm yam tsawg hauv ntiaj teb oxides xws li La2O3, Y2O3 thiab Lu2O3.Nws yog ib qho ntawm ob peb oxides ntawm lub ntiaj teb tsis tshua muaj cov ntsiab lus nrog lub siab melting point.Raws li cov thev naus laus zis tam sim no, Sc2O3 / TREO tuaj yeem yog 99.999% siab tshaj.Nws yog soluble hauv kub acid, tab sis insoluble hauv dej.
-
Terbium (III, IV) Oxide
Terbium (III, IV) Oxide, qee zaus hu ua tetraterbium heptaoxide, muaj cov qauv Tb4O7, yog ib qho tsis zoo thermally ruaj khov Terbium qhov chaw.Tb4O7 yog ib qho ntawm cov khoom lag luam tseem ceeb terbium, thiab tsuas yog cov khoom lag luam uas muaj tsawg kawg yog qee qhov Tb (IV) (terbium hauv +4 oxidation. xeev), nrog rau qhov ruaj khov dua Tb(III).Nws yog tsim los ntawm cua sov cov hlau oxalate, thiab nws yog siv nyob rau hauv kev npaj ntawm lwm yam terbium tebchaw.Terbium tsim peb lwm cov oxides loj: Tb2O3, TbO2, thiab Tb6O11.
-
Thulium Oxide
Thulium (III) OxideNws yog ib qho insoluble thermally ruaj khov Thulium qhov chaw, uas yog daj ntseg ntsuab khoom compound nrog cov mistwm 2o3.Nws yog tsim rau iav, optic thiab ceramic daim ntaub ntawv.
-
Ytterbium (III) Oxide
Ytterbium (III) Oxideyog ib qho insoluble thermally ruaj khov Ytterbium qhov chaw, uas yog cov tshuaj sib xyaw nrog cov misyb2o 3.Nws yog ib qho ntawm feem ntau ntsib cov tebchaw ntawm ytterbium.Nws feem ntau yog siv rau iav, optic thiab ceramic daim ntaub ntawv.
-
Yttrium Oxide
Yttrium Oxide, kuj hu ua Yttria, yog ib qho zoo heev mineralizing tus neeg sawv cev rau spinel tsim.Nws yog ib qho huab cua ruaj khov, cov khoom siv dawb.Nws muaj lub siab melting point (2450oC), tshuaj stability, tsawg coefficient ntawm thermal expansion, siab transparency rau ob qho tib si pom (70%) thiab infrared (60%) lub teeb, tsawg txiav tawm lub zog ntawm photons.Nws yog tsim rau iav, optic thiab ceramic daim ntaub ntawv.
