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Cov khoom siv tsawg hauv ntiaj teb no muaj peev xwm zoo!
Tsis tshua muaj ntiaj teb nanomaterials Tsis tshua muaj ntiaj teb nanomaterials Tsis tshua muaj ntiaj teb cov ntsiab lus tsis tshua muaj 4f sub txheej hluav taws xob qauv, loj atomic sib nqus lub sij hawm, muaj zog spin orbit coupling thiab lwm yam ntxwv, uas ua rau cov nplua nuj optical, hluav taws xob, sib nqus thiab lwm yam khoom. Lawv yog indispensable ...Nyeem ntxiv -
Magical Rare Earth Compound: Praseodymium Oxide
Praseodymium oxide, molecular mis Pr6O11, molecular hnyav 1021.44. Nws tuaj yeem siv rau hauv iav, metallurgy, thiab ua ib qho ntxiv rau cov hmoov fluorescent. Praseodymium oxide yog ib qho ntawm cov khoom tseem ceeb hauv cov khoom siv hluav taws xob tsawg hauv ntiaj teb. Vim nws qhov tshwj xeeb lub cev thiab tshuaj lom neeg, nws muaj ...Nyeem ntxiv -
Qhov kev loj hlob ntawm Tuam Tshoj txoj kev xa tawm ntawm cov hlau nplaum tsis tshua muaj hauv ntiaj teb mus rau Tebchaws Meskas tau poob qis txij lub Ib Hlis mus txog Lub Plaub Hlis
Txij lub Ib Hlis mus txog Lub Plaub Hlis, qhov kev loj hlob ntawm Tuam Tshoj txoj kev xa tawm ntawm cov hlau nplaum tsis tshua muaj hauv ntiaj teb mus rau Tebchaws Meskas tau poob qis. Cov ntaub ntawv txheeb xyuas kev lis kev cai qhia tau hais tias txij lub Ib Hlis mus txog Lub Plaub Hlis 2023, Tuam Tshoj cov khoom xa tawm ntawm cov hlau nplaum tsis tshua muaj hauv ntiaj teb mus rau Tebchaws Meskas mus txog 2195 tons, ib xyoos ib zaug ...Nyeem ntxiv -
Txoj kev teb thaum muaj xwm ceev rau zirconium tetrachloride Zrcl4
Zirconium tetrachloride yog ib qho dawb, ci siv lead ua los yog hmoov uas ua rau deliquescence. Feem ntau siv rau hauv kev tsim cov hlau zirconium, pigments, textile waterproofing agents, tawv tanning agents, thiab lwm yam., nws muaj tej yam txaus ntshai. Hauv qab no, cia kuv qhia cov txheej txheem teb xwm txheej ceev ntawm z ...Nyeem ntxiv -
Zirconium tetrachloride Zrcl4
1, Kev taw qhia luv luv: Nyob rau hauv chav tsev kub, Zirconium tetrachloride yog cov hmoov dawb crystalline nrog cov qauv lattice teej tug mus rau lub cubic crystal system. Lub sublimation kub yog 331 ℃ thiab lub melting point yog 434 ℃. Lub gaseous zirconium tetrachloride molecule muaj tetrahedral stru...Nyeem ntxiv -
Dab tsi yog lub zog physiological ntawm cov av tsawg ntawm cov nroj tsuag?
Kev tshawb fawb txog cov teebmeem ntawm lub ntiaj teb tsis tshua muaj cov ntsiab lus ntawm cov nroj tsuag physiology tau pom tias cov ntsiab lus tsis tshua muaj hauv ntiaj teb tuaj yeem ua rau cov ntsiab lus ntawm chlorophyll thiab photosynthetic npaum li cas hauv cov qoob loo; Tseem ceeb txhawb cov nroj tsuag rooting thiab ceev cov hauv paus kev loj hlob; Ua kom muaj zog ntawm ion nqus dej thiab lub cev ...Nyeem ntxiv -
Cerium oxide yog dab tsi? Dab tsi yog nws siv?
Cerium oxide, tseem hu ua cerium dioxide, muaj cov mis mos molecular CeO2. Yuav siv tau los ua cov ntaub ntawv polishing, catalysts, UV absorbers, roj cell electrolytes, automotive pa absorbers, hluav taws xob ceramics, thiab lwm yam. Daim ntawv thov kawg hauv xyoo 2022: MIT engineers siv ceramics los ua cov roj qab zib ...Nyeem ntxiv -
Kev npaj ntawm Nano Cerium Oxide thiab nws daim ntawv thov hauv kev kho dej
CeO2 yog ib qho tseem ceeb ntawm cov ntaub ntawv tsis tshua muaj hauv ntiaj teb. Lub ntiaj teb tsis tshua muaj caij cerium muaj cov qauv hluav taws xob tshwj xeeb - 4f15d16s2. Nws tshwj xeeb 4f txheej tuaj yeem khaws thiab tso tawm cov khoom siv hluav taws xob zoo, ua rau cerium ions coj tus cwj pwm hauv lub xeev + 3 valence thiab + 4 valence xeev. Yog li, CeO2 mater ...Nyeem ntxiv -
Plaub daim ntawv thov loj ntawm nano ceria
Nano ceria yog ib qho pheej yig thiab dav siv tsis tshua muaj lub ntiaj teb oxide nrog me me particle loj, uniform particle loj faib, thiab siab purity. Insoluble hauv dej thiab alkali, me ntsis soluble hauv acid. Nws tuaj yeem siv los ua cov ntaub ntawv polishing, catalysts, catalyst carriers (additives), automotive pa nqus ...Nyeem ntxiv -
Tsis tshua muaj nqi hauv ntiaj teb tau poob rov qab ob xyoos dhau los, thiab kev ua lag luam nyuaj rau kev txhim kho hauv thawj ib nrab ntawm lub xyoo. Qee qhov kev cob qhia me me sib nqus hauv Guangdong thiab Zhejiang tau tso tseg ...
Kev thov qis qis qis, thiab cov nqi hauv ntiaj teb tsis tshua muaj poob rov qab rau ob xyoos dhau los. Txawm hais tias tus nqi rov qab me ntsis hauv cov nqi hauv ntiaj teb tsis tshua muaj nyob rau hnub tsis ntev los no, ntau tus neeg sab hauv kev lag luam tau hais rau Cailian News Agency cov neeg sau xov xwm tias tam sim no kev ruaj khov ntawm cov nqi hauv ntiaj teb tsis tshua muaj kev txhawb nqa thiab zoo li yuav koom nrog ...Nyeem ntxiv -
Tellurium dioxide yog dab tsi thiab siv Tellurium dioxide yog dab tsi?
Tellurium dioxide Tellurium dioxide yog ib qho inorganic compound, dawb hmoov. Feem ntau yog siv rau kev npaj tellurium dioxide ib qho crystals, infrared li, acousto-optic li, infrared qhov rais cov ntaub ntawv, cov khoom siv hluav taws xob, thiab preservatives. Lub ntim yog ntim rau hauv polyethylene ...Nyeem ntxiv -
nyiaj oxide hmoov
Silver oxide yog dab tsi? nws siv rau dab tsi? Silver oxide yog cov hmoov dub uas yog insoluble hauv dej tab sis yooj yim soluble hauv acids thiab ammonia. Nws yog ib qho yooj yim rau decompose rau hauv cov khoom siv thaum rhuab. Nyob rau hauv cov huab cua, nws absorbs carbon dioxide thiab hloov mus ua nyiaj carbonate. Feem ntau siv hauv ...Nyeem ntxiv