Koj puas paub? Cov txheej txheem ntawm tib neeg nrhiav pomyttriumtau puv ntawm kev sib tw thiab kev sib tw. Nyob rau hauv 1787, Swede Karl Axel Arrhenius nrhiav tau ib tug tuab thiab hnyav dub ore nyob rau hauv lub chaw txua txiag zeb nyob ze nws lub zos ntawm Ytterby lub zos thiab hu ua nws "Ytterbite". Tom qab ntawd, ntau tus kws tshawb fawb suav nrog Johan Gadolin, Anders Gustav Ekberg, Friedrich Wöhler thiab lwm tus tau tshawb fawb tob txog qhov ore no.
Nyob rau hauv 1794, Finnish chemist Johan Gadolin ntse cais ib tug tshiab oxide los ntawm ytterbium ore thiab hu ua nws yttrium. Qhov no yog thawj zaug uas tib neeg pom tseeb pom lub ntiaj teb tsis tshua muaj. Txawm li cas los xij, qhov kev tshawb pom no tsis tau tam sim ntawd nyiam thoob plaws.
Nyob rau tib lub sijhawm, cov kws tshawb fawb tau tshawb pom lwm yam tsis tshua muaj hauv ntiaj teb. Xyoo 1803, German Klaproth thiab Swedes Hitzinger thiab Berzelius nrhiav pom cerium. Xyoo 1839, Swede Mosander nrhiav pomlanthanum. Xyoo 1843, nws nrhiav tau erbium thiabterbium. Cov kev tshawb pom no tau muab lub hauv paus tseem ceeb rau kev tshawb fawb tom ntej.
Nws tsis yog txog thaum kawg ntawm lub xyoo pua puv 19 uas cov kws tshawb fawb tau ua tiav cov khoom "yttrium" los ntawm yttrium ore. Xyoo 1885, Austrian Wilsbach nrhiav pom neodymium thiab praseodymium. Xyoo 1886, Bois-Baudran nrhiav pomdysprosium. Cov kev tshawb pom no ntxiv dag zog rau tsev neeg loj ntawm lub ntiaj teb tsis tshua muaj.
Rau ntau tshaj li ib puas xyoo tom qab qhov kev tshawb pom ntawm yttrium, vim muaj kev txwv ntawm kev siv tshuab, cov kws tshawb fawb tsis tuaj yeem ua kom huv ntawm cov khoom no, uas tau ua rau qee qhov kev tsis sib haum xeeb thiab kev ua yuam kev. Txawm li cas los xij, qhov no tsis tau txwv cov kws tshawb fawb los ntawm lawv txoj kev txaus siab rau kev kawm yttrium.
Thaum pib ntawm lub xyoo pua 20th, nrog rau kev nce qib ntawm kev tshawb fawb thiab thev naus laus zis, cov kws tshawb fawb thaum kawg tau pib muaj peev xwm ua kom huv lub ntiaj teb tsawg. Nyob rau hauv 1901, Frenchman Eugene de Marseille nrhiav pomeuropium. Nyob rau xyoo 1907-1908, Austrian Wilsbach thiab Frenchman Urbain nws tus kheej nrhiav tau lutetium. Cov kev tshawb pom no tau muab lub hauv paus tseem ceeb rau kev tshawb fawb tom ntej.
Hauv kev tshawb fawb thiab thev naus laus zis niaj hnub no, kev siv yttrium tau dhau los ua ntau dua. Nrog kev nce qib ntawm kev tshawb fawb thiab thev naus laus zis tsis tu ncua, peb txoj kev nkag siab thiab kev siv yttrium yuav dhau los ua qhov tob.
Daim ntawv thov teb ntawm yttrium element
1.Optical iav thiab ceramics:Yttrium yog siv dav hauv kev tsim cov iav kho qhov muag thiab ceramics, feem ntau hauv kev tsim cov pob tshab ceramics thiab iav kho qhov muag. Nws cov tebchaw muaj cov khoom siv kho qhov muag zoo heev thiab tuaj yeem siv los tsim cov khoom ntawm lasers, fiber-optic kev sib txuas lus thiab lwm yam khoom siv.
2. Phosphor:Yttrium compounds ua lub luag haujlwm tseem ceeb hauv phosphors thiab tuaj yeem tso tawm cov fluorescence ci ntsa iab, yog li lawv feem ntau siv los tsim cov ntxaij vab tshaus TV, saib thiab cov khoom siv teeb pom kev zoo.Yttrium oxidethiab lwm cov tebchaw feem ntau yog siv los ua cov khoom siv luminescent los txhim kho qhov ci thiab qhov pom tseeb ntawm lub teeb.
3. Alloy additives: Hauv kev tsim cov hlau alloys, yttrium feem ntau yog siv los ua cov khoom siv ntxiv los txhim kho cov khoom siv kho tshuab thiab corrosion kuj ntawm cov hlau.Yttrium alloysfeem ntau yog siv los ua cov hlau muaj zog thiabaluminium alloys, ua rau lawv kub-resistant thiab corrosion-resistant.
4. Catalysts: Yttrium compounds ua lub luag haujlwm tseem ceeb hauv qee cov catalysts thiab tuaj yeem ua kom cov tshuaj lom neeg muaj zog. Lawv tau siv los tsim cov khoom siv hluav taws xob hauv tsheb thiab cov khoom siv hluav taws xob hauv cov txheej txheem tsim khoom, pab txo qis emission ntawm cov khoom tsis zoo.
5. Kev kho mob imaging technology: Yttrium isotopes yog siv nyob rau hauv kev kho mob imaging technology los npaj radioactive isotopes, xws li rau labeling radiopharmaceuticals thiab kuaj pom nuclear kho mob.
6. Laser technology:Yttrium ion lasers yog ib qho khoom siv hauv lub xeev laser siv ntau yam kev tshawb fawb, tshuaj laser thiab kev siv tshuab. Kev tsim cov lasers no yuav tsum tau siv qee cov yttrium compounds ua activators.Yttrium ntsiabthiab lawv cov tebchaw ua lub luag haujlwm tseem ceeb hauv kev tshawb fawb niaj hnub thiab thev naus laus zis thiab kev lag luam, suav nrog ntau yam xws li optics, cov ntaub ntawv tshawb fawb, thiab tshuaj, thiab tau ua rau muaj txiaj ntsig zoo rau kev nce qib thiab kev loj hlob ntawm tib neeg lub neej.
Lub cev muaj zog ntawm yttrium
Tus naj npawb atomic ntawmyttriumyog 39 thiab nws cov cim tshuaj yog Y.
1. Kev tshwm sim:Yttrium yog xim dawb-dawb hlau.
2. Ceev:Qhov ceev ntawm yttrium yog 4.47 g / cm3, uas ua rau nws yog ib qho ntawm cov ntsiab lus hnyav hauv lub ntiaj teb pob zeb.
3. Melting point:Lub melting point ntawm yttrium yog 1522 degrees Celsius (2782 degrees Fahrenheit), uas yog hais txog qhov kub thiab txias uas yttrium hloov los ntawm cov khoom mus rau cov kua nyob rau hauv thermal tej yam kev mob.
4. Boiling point:Qhov kub ntawm yttrium yog 3336 degrees Celsius (6037 degrees Fahrenheit), uas yog hais txog qhov kub thiab txias uas yttrium hloov ntawm cov kua mus rau cov roj hauv cov cua sov.
5. Theem:Nyob rau hauv chav tsev kub, yttrium yog nyob rau hauv ib tug khoom lub xeev.
6. conductivity:Yttrium yog ib tug zoo conductor ntawm hluav taws xob nrog high conductivity, yog li nws muaj tej yam kev siv nyob rau hauv hluav taws xob khoom tsim thiab circuit technology.
7. Magnetism:Yttrium yog cov khoom siv paramagnetic nyob rau hauv chav tsev kub, uas txhais tau hais tias nws tsis muaj qhov pom tseeb sib nqus teb rau magnetic teb.
8. Crystal qauv: Yttrium muaj nyob rau hauv hexagonal kaw-packed siv lead ua qauv.
9. Atomic ntim:Lub atomic ntim ntawm yttrium yog 19.8 cubic centimeters ib mole, uas yog hais txog lub ntim nyob ntawm ib tug mole ntawm yttrium atoms.
YTTRIUM YOG IBSTALLIC LUB CAIJ NTUJ NROG COV HEEV THIAB MELTING POINT, THIAB MUAJ ZOO TSHAJ PLAWS, yog li nws muaj cov ntawv thov tseem ceeb hauv cov khoom siv hluav taws xob, cov ntaub ntawv tshawb fawb thiab lwm thaj teb. Nyob rau tib lub sijhawm, yttrium kuj yog ib qho tseem ceeb uas tsis tshua muaj, uas ua lub luag haujlwm tseem ceeb hauv qee cov thev naus laus zis thiab kev siv hauv kev lag luam.
Chemical zog ntawm yttrium
1. Chemical cim thiab pab pawg neeg: Cov cim tshuaj ntawm yttrium yog Y, thiab nws nyob rau hauv lub thib tsib lub sij hawm ntawm lub sij hawm ntawm lub sij hawm, lub thib peb pawg, uas yog zoo ib yam li cov lanthanide ntsiab.
2. Cov qauv hluav taws xob: Cov qauv hluav taws xob ntawm yttrium yog 1s² 2s² 2p⁶ 3s² 3p⁶ 3d¹⁰ 4s² 4p⁶ 4d¹⁰ 4f¹⁴ 5s². Nyob rau hauv txheej txheej electron, yttrium muaj ob valence electrons.
3. Valence xeev: Yttrium feem ntau qhia lub xeev valence ntawm +3, uas yog lub xeev valence feem ntau, tab sis nws kuj tuaj yeem pom cov xeev valence ntawm +2 thiab +1.
4. Reactivity: Yttrium yog cov hlau ruaj khov, tab sis nws yuav maj mam oxidize thaum raug huab cua, tsim ib txheej oxide rau ntawm qhov chaw. Qhov no ua rau yttrium poob nws cov luster. Txhawm rau tiv thaiv yttrium, nws feem ntau yog khaws cia hauv qhov chaw qhuav.
5. Cov tshuaj tiv thaiv oxides: Yttrium reacts nrog oxides los tsim ntau cov tebchaw, suav nrogyttrium oxide(y2o3 ua). Yttrium oxide feem ntau yog siv los ua phosphor thiab ceramics.
6. **Reaction nrog acids**: Yttrium tuaj yeem hnov mob nrog cov kua qaub uas muaj zog los tsim cov ntsev sib xws, xws liyttrium chloride (YCl3) lubyttrium sulfate (Y2(SO4) 3).
7. Cov tshuaj tiv thaiv dej: Yttrium tsis hnov mob ncaj qha nrog dej nyob rau hauv ib txwm muaj, tab sis ntawm qhov kub thiab txias, nws tuaj yeem cuam tshuam nrog dej vapor los tsim hydrogen thiab yttrium oxide.
8. Cov tshuaj tiv thaiv sulfides thiab carbides: Yttrium tuaj yeem hnov mob nrog sulfides thiab carbides los tsim cov sib txuas xws li yttrium sulfide (YS) thiab yttrium carbide (YC2). 9. Isotopes: Yttrium muaj ntau yam isotopes, qhov ruaj khov tshaj plaws yog yttrium-89 (^89Y), uas muaj ib nrab-lub neej ntev thiab siv rau hauv cov tshuaj nuclear thiab isotope labeling.
Yttrium yog ib qho khoom siv hlau ruaj khov nrog ntau lub xeev valence thiab muaj peev xwm ua rau muaj kev cuam tshuam nrog lwm cov ntsiab lus los tsim cov tebchaw. Nws muaj ntau yam kev siv hauv optics, cov ntaub ntawv tshawb fawb, tshuaj, thiab kev lag luam, tshwj xeeb tshaj yog nyob rau hauv phosphor, ceramic manufacturing, thiab laser technology.
Biological khoom ntawm yttrium
Cov khoom siv roj ntsha ntawmyttriumnyob rau hauv cov kab mob muaj sia kuj muaj tsawg.
1. Kev muaj thiab kev noj: Txawm hais tias yttrium tsis yog ib qho tseem ceeb rau lub neej, cov kab ntawm yttrium tuaj yeem pom nyob rau hauv qhov xwm txheej, suav nrog av, pob zeb, thiab dej. Cov kab mob tuaj yeem noj cov kab ntawm yttrium los ntawm cov khoom noj khoom haus, feem ntau los ntawm cov av thiab cov nroj tsuag.
2. Bioavailability: Lub bioavailability ntawm yttrium yog qhov tsawg, uas txhais tau hais tias cov kab mob feem ntau muaj teeb meem absorbing thiab siv yttrium zoo. Feem ntau cov yttrium tebchaw tsis tau yooj yim absorbed nyob rau hauv cov kab mob, yog li lawv zoo li raug tso tawm.
3. Kev faib tawm hauv cov kab mob: Ib zaug hauv ib lub cev, yttrium feem ntau faib rau hauv cov ntaub so ntswg xws li lub siab, lub raum, tus po, lub ntsws, thiab cov pob txha. Tshwj xeeb, cov pob txha muaj ntau dua ntawm yttrium.
4. Metabolism thiab excretion: Lub metabolism ntawm yttrium nyob rau hauv tib neeg lub cev yog kuj txwv vim nws feem ntau tawm hauv lub cev los ntawm excretion. Feem ntau ntawm nws yog excreted los ntawm cov zis, thiab nws kuj yuav excreted nyob rau hauv daim ntawv ntawm defecation.
5. Toxicity: Vim nws tsis tshua muaj bioavailability, yttrium feem ntau tsis txuam rau cov teeb meem hauv cov kab mob ib txwm muaj. Txawm li cas los xij, kev siv tshuaj ntau ntau yttrium tuaj yeem ua rau muaj kev phom sij rau cov kab mob, ua rau muaj kev phom sij. Qhov teeb meem no feem ntau tshwm sim tsis tshua muaj vim hais tias yttrium concentrations nyob rau hauv cov xwm feem ntau yog tsawg thiab nws tsis yog dav siv los yog raug rau cov kab mob.Cov yam ntxwv lom ntawm yttrium nyob rau hauv cov kab mob no mas tshwm sim nyob rau hauv nws muaj pes tsawg leeg, tsis muaj bioavailability, thiab tsis yog ib qho tseem ceeb lub ntsiab. rau lub neej. Txawm hais tias nws tsis muaj teeb meem tshuaj lom rau cov kab mob nyob rau hauv ib txwm muaj, kev siv tshuaj yttrium ntau yuav ua rau muaj kev phom sij rau kev noj qab haus huv. Yog li ntawd, kev tshawb fawb thiab kev saib xyuas tseem ceeb tseem ceeb rau kev nyab xeeb thiab kev lom neeg ntawm yttrium.
Kev faib tawm ntawm yttrium hauv qhov xwm txheej
Yttrium yog lub ntiaj teb tsis tshua muaj cov ntsiab lus uas tau nthuav dav hauv cov xwm txheej, txawm hais tias nws tsis muaj nyob hauv daim ntawv ntshiab.
1. Kev tshwm sim nyob rau hauv lub ntiaj teb crust: qhov abundance ntawm yttrium nyob rau hauv lub ntiaj teb lub crust yog tsawg, nrog ib tug nruab nrab concentration ntawm txog 33 mg / kg. Qhov no ua rau yttrium yog ib qho ntawm cov khoom tsis tshua muaj.
Yttrium feem ntau muaj nyob rau hauv daim ntawv ntawm cov zaub mov, feem ntau ua ke nrog lwm yam tsawg lub ntiaj teb ntsiab. Qee cov yttrium tseem ceeb muaj xws li yttrium hlau garnet (YIG) thiab yttrium oxalate (Y2 (C2O4) 3).
2. Geographical faib: Yttrium deposits raug faib thoob plaws lub ntiaj teb no, tab sis qee qhov chaw yuav nplua nuj nyob rau hauv yttrium. Qee qhov loj yttrium deposits tuaj yeem pom nyob rau hauv cov cheeb tsam hauv qab no: Australia, Tuam Tshoj, Tebchaws Meskas, Russia, Canada, Is Nrias teb, Scandinavia, thiab lwm yam. 3. Extraction thiab Processing: Thaum cov yttrium ore mined, tshuaj ua feem ntau yuav tsum tau extract thiab cais cov yttrium. Qhov no feem ntau cuam tshuam nrog cov kua qaub leaching thiab tshuaj cais cov txheej txheem kom tau txais cov purity yttrium.
Nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias tsis tshua muaj ntiaj teb cov ntsiab lus xws li yttrium feem ntau tsis muaj nyob hauv daim ntawv ntawm cov ntsiab lus ntshiab, tab sis sib xyaw nrog lwm cov ntsiab lus tsis tshua muaj hauv ntiaj teb. Yog li ntawd, lub extraction ntawm ntau purity yttrium yuav tsum tau complex tshuaj ua thiab kev sib cais txheej txheem. Tsis tas li ntawd, cov khoom ntawmtsawg ntiaj teb yamtxwv tsis pub, yog li kev txiav txim siab txog lawv cov kev tswj hwm thiab kev ruaj ntseg ib puag ncig kuj tseem ceeb.
Mining, extraction thiab smelting ntawm yttrium keeb
Yttrium yog lub ntiaj teb tsis tshua muaj caij uas feem ntau tsis muaj nyob rau hauv daim ntawv ntawm yttrium ntshiab, tab sis nyob rau hauv daim ntawv ntawm yttrium ore. Cov hauv qab no yog cov ncauj lus kom ntxaws qhia txog cov mining thiab refining txheej txheem ntawm yttrium keeb:
1. Mining ntawm yttrium ore:
Kev Tshawb Fawb: Ua ntej, geologists thiab mining engineers ua haujlwm tshawb nrhiav kom pom cov deposits uas muaj yttrium. Qhov no feem ntau suav nrog kev tshawb fawb geological, tshawb nrhiav geophysical, thiab kev soj ntsuam cov qauv. Mining: Thaum pom qhov tso nyiaj muaj yttrium, cov ore yog mined. Cov deposits feem ntau muaj xws li oxide ores xws li yttrium hlau garnet (YIG) los yog yttrium oxalate (Y2 (C2O4) 3). Ore crushing: Tom qab mining, cov ore feem ntau yuav tsum tau tawg mus rau hauv cov khoom me me rau kev ua haujlwm tom ntej.
2. Extracting yttrium:Chemical leaching: Lub crushed ore feem ntau yog xa mus rau lub smelter, qhov twg yttrium yog muab rho tawm los ntawm cov tshuaj leaching. Cov txheej txheem no feem ntau siv cov tshuaj acidic leaching, xws li sulfuric acid, kom yaj cov yttrium ntawm cov ore. Kev sib cais: Thaum yttrium yog yaj, nws feem ntau yog tov nrog lwm yam tsawg lub ntiaj teb thiab impurities. Txhawm rau rho tawm yttrium ntawm purity siab dua, yuav tsum muaj txheej txheem sib cais, feem ntau yog siv cov kuab tshuaj rho tawm, ion pauv lossis lwm yam tshuaj. Cov dej nag: Yttrium raug cais los ntawm lwm lub ntiaj teb tsis tshua muaj los ntawm cov tshuaj lom neeg tsim nyog los tsim cov yttrium ntshiab. Qhuav thiab calcination: Cov tau txais yttrium tebchaw feem ntau yuav tsum tau qhuav thiab calcined kom tshem tawm cov seem seem thiab impurities kom tau txais cov ntshiab yttrium hlau los yog cov tebchaw.
Kev txheeb xyuas cov txheej txheem ntawm yttrium
Cov kev kuaj pom zoo rau yttrium feem ntau suav nrog atomic absorption spectroscopy (AAS), inductively coupled plasma mass spectrometry (ICP-MS), X-ray fluorescence spectroscopy (XRF), thiab lwm yam.
1. Atomic absorption spectroscopy (AAS):AAS yog ib txoj hauv kev siv ntau qhov kev tshuaj ntsuam xyuas uas tsim nyog rau kev txiav txim siab cov ntsiab lus yttrium hauv kev daws. Txoj kev no yog ua raws li qhov tshwm sim ntawm kev nqus thaum lub hom phiaj hauv cov qauv absorbs lub teeb ntawm ib lub wavelength tshwj xeeb. Ua ntej, cov qauv raug hloov mus rau hauv daim ntawv ntsuas los ntawm kev kho cov kauj ruam xws li roj combustion thiab high-temperature drying. Tom qab ntawd, lub teeb sib raug rau lub wavelength ntawm lub hom phiaj lub ntsiab yog dhau mus rau hauv cov qauv, lub teeb siv absorbed los ntawm cov qauv yog ntsuas, thiab cov ntsiab lus yttrium nyob rau hauv cov qauv yog xam los ntawm muab piv nrog ib tug standard yttrium tov ntawm paub concentration.
2. Inductively coupled plasma mass spectrometry (ICP-MS):ICP-MS yog cov txheej txheem kev soj ntsuam zoo heev uas tsim nyog rau kev txiav txim siab cov ntsiab lus yttrium hauv cov qauv ua kua thiab khoom. Txoj kev no hloov cov qauv mus rau hauv cov khoom them nqi thiab tom qab ntawd siv lub ntsuas huab cua rau huab hwm coj tsom xam. ICP-MS muaj ntau yam kev tshawb nrhiav thiab kev daws teeb meem siab, thiab tuaj yeem txiav txim siab cov ntsiab lus ntawm ntau lub ntsiab lus tib lub sijhawm. Rau kev tshawb pom ntawm yttrium, ICP-MS tuaj yeem muab cov kev txwv tsawg heev thiab raug siab.
3. X-ray fluorescence spectrometry (XRF):XRF yog ib txoj hauv kev uas tsis muaj kev puas tsuaj uas tsim nyog rau kev txiav txim siab ntawm yttrium cov ntsiab lus hauv cov khoom thiab cov qauv ua kua. Txoj kev no txiav txim siab cov ntsiab lus los ntawm irradiating saum npoo ntawm cov qauv nrog X-rays thiab ntsuas cov yam ntxwv ncov siv ntawm cov fluorescence spectrum hauv cov qauv. XRF muaj qhov zoo ntawm kev ceev ceev, kev ua haujlwm yooj yim, thiab muaj peev xwm los txiav txim siab ntau yam nyob rau tib lub sijhawm. Txawm li cas los xij, XRF tuaj yeem cuam tshuam nrog kev tsom xam ntawm cov ntsiab lus qis yttrium, ua rau muaj qhov yuam kev loj.
4. Inductively coupled plasma optical emission spectrometry (ICP-OES):Inductively coupled plasma optical emission spectrometry yog ib qho rhiab heev thiab xaiv txoj kev tshuaj ntsuam xyuas dav siv hauv kev tshuaj xyuas ntau yam. Nws atomizes tus qauv thiab tsim cov ntshav los ntsuas qhov tshwj xeeb wavelength thiab siv of yamemission nyob rau hauv lub spectrometer. Ntxiv nrog rau cov txheej txheem saum toj no, muaj lwm txoj hauv kev siv rau kev tshawb nrhiav yttrium, suav nrog cov txheej txheem electrochemical, spectrophotometry, thiab lwm yam. Kev xaiv ntawm txoj kev tshawb pom tsim nyog nyob ntawm cov khoom xws li cov qauv coj mus kuaj, yuav tsum ntsuas ntau yam thiab tshawb pom qhov tseeb, thiab cov qauv ntsuas ntsuas. feem ntau yuav tsum muaj rau kev tswj kom zoo los xyuas kom meej qhov tseeb thiab kev ntseeg siab ntawm cov txiaj ntsig ntsuas.
Daim ntawv thov tshwj xeeb ntawm yttrium atomic absorption method
Hauv kev ntsuas lub hauv paus, inductively coupled plasma mass spectrometry (ICP-MS) yog cov txheej txheem rhiab heev thiab ntau yam tshuaj ntsuam xyuas, uas feem ntau yog siv los txiav txim siab qhov concentration ntawm cov ntsiab lus, suav nrog yttrium. Cov hauv qab no yog cov txheej txheem ntxaws ntxaws rau kev sim yttrium hauv ICP-MS:
1. Kev npaj ua qauv:
Cov qauv feem ntau yuav tsum tau yaj lossis tawg mus rau hauv daim ntawv ua kua rau ICP-MS tsom xam. Qhov no tuaj yeem ua tau los ntawm kev sib cais ntawm cov tshuaj lom neeg, cua sov kev zom zaub mov lossis lwm yam kev npaj tsim nyog.
Kev npaj ntawm tus qauv yuav tsum muaj kev huv huv heev los tiv thaiv kev sib kis los ntawm cov khoom sab nraud. Lub chaw soj nstuam yuav tsum ua cov kev ntsuas tsim nyog kom tsis txhob muaj cov kab mob sib kis.
2. ICP tiam:
ICP yog tsim los ntawm kev qhia argon los yog argon-oxygen tov roj rau hauv lub kaw quartz ntshav teeb. High-frequency inductive coupling ua rau cov nplaim hluav taws kub nyhiab, uas yog qhov pib ntawm kev tshuaj ntsuam.
Qhov kub ntawm cov ntshav yog li 8000 txog 10000 degrees Celsius, uas yog siab txaus los hloov cov ntsiab lus hauv cov qauv mus rau hauv lub xeev ionic.
3. Ionization thiab kev sib cais:Thaum cov qauv nkag mus rau hauv cov ntshav, cov ntsiab lus hauv nws yog ionized. Qhov no txhais tau hais tias cov atoms poob ib los yog ntau dua electrons, tsim ions them. ICP-MS siv lub spectrometer loj los cais cov ions ntawm cov khoom sib txawv, feem ntau yog los ntawm huab hwm coj-rau-them piv (m / z). Qhov no tso cai rau cov ions ntawm cov ntsiab lus sib txawv kom sib cais thiab tom qab ntsuas.
4. Mass spectrometry:Cov ions sib cais nkag mus rau qhov loj spectrometer, feem ntau yog quadrupole huab hwm coj spectrometer los yog cov hlau nplaum scanning huab hwm coj spectrometer. Nyob rau hauv cov huab hwm coj spectrometer, cov ions ntawm cov ntsiab lus sib txawv tau sib cais thiab kuaj pom raws li lawv qhov loj-rau-tus nqi piv. Qhov no tso cai rau lub xub ntiag thiab concentration ntawm txhua lub ntsiab lus txiav txim siab. Ib qho ntawm qhov zoo ntawm inductively coupled plasma mass spectrometry yog nws cov kev daws teeb meem siab, uas ua rau nws pom ntau lub ntsiab lus ib txhij.
5. Kev ua cov ntaub ntawv:Cov ntaub ntawv tsim los ntawm ICP-MS feem ntau yuav tsum tau ua tiav thiab tshuaj xyuas los txiav txim siab qhov concentration ntawm cov ntsiab lus hauv cov qauv. Qhov no suav nrog kev sib piv cov teeb liab nrhiav pom rau cov qauv ntawm cov kev paub paub ntau, thiab ua qhov ntsuas ntsuas thiab kho.
6. Daim ntawv ceeb toom:Qhov kawg tshwm sim yog nthuav tawm raws li qhov concentration lossis loj feem pua ntawm cov khoom. Cov txiaj ntsig no tuaj yeem siv rau ntau yam kev siv, suav nrog kev tshawb fawb hauv ntiaj teb, kev tshuaj xyuas ib puag ncig, kev sim zaub mov, kev tshawb fawb kho mob, thiab lwm yam.
ICP-MS yog cov txheej txheem muaj tseeb thiab rhiab heev tsim nyog rau kev tshuaj xyuas ntau yam, suav nrog yttrium. Txawm li cas los xij, nws yuav tsum muaj cov cuab yeej siv thiab kev txawj ntse, yog li nws feem ntau ua hauv chav kuaj lossis chaw soj ntsuam kev tshaj lij. Hauv kev ua haujlwm tiag tiag, nws yog qhov tsim nyog los xaiv txoj kev ntsuas tsim nyog raws li qhov xav tau tshwj xeeb ntawm qhov chaw. Cov txheej txheem no tau siv dav hauv kev tshuaj xyuas thiab tshawb pom ntawm ytterbium hauv cov chaw sim thiab kev lag luam.
Tom qab cov ntsiab lus saum toj no, peb tuaj yeem txiav txim siab tias yttrium yog cov tshuaj lom neeg lom zem heev nrog cov khoom siv lub cev thiab tshuaj lom neeg tshwj xeeb, uas yog qhov tseem ceeb hauv kev tshawb fawb thiab kev siv teb. Txawm hais tias peb tau ua qee qhov kev nce qib hauv peb txoj kev nkag siab ntawm nws, tseem muaj ntau cov lus nug uas xav tau kev tshawb fawb thiab kev tshawb fawb ntxiv. Kuv vam tias peb qhov kev taw qhia tuaj yeem pab cov neeg nyeem kom nkag siab zoo txog lub ntsiab lus ntxim nyiam no thiab txhawb txhua tus neeg txoj kev hlub rau kev tshawb fawb thiab kev txaus siab hauv kev tshawb nrhiav.
Yog xav paub ntxiv plstiv tauj pebhauv qab no:
Tel & what: 008613524231522
Email:Sales@shxlchem.com
Post lub sij hawm: Nov-28-2024