Kev lag luam
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Cov txiaj ntsig ntawm molybdenum xaim doped nrog Lanthanum
Lub recrystallization kub ntawm lanthanum-doped molybdenum hlau yog siab dua li ntshiab molybdenum hlau, thiab nws yog vim me me ntawm La2O3 tuaj yeem txhim kho cov khoom thiab cov qauv ntawm molybdenum hlau.Tsis tas li ntawd, La2O3 theem ob cov nyhuv tuaj yeem ua rau kom muaj zog ntawm chav tsev kub ntawm ...Nyeem ntxiv -
Yuav ua li cas tungsten Oxide cuam tshuam rau cov khoom ntawm tungsten hmoov.
Raws li peb txhua tus paub, muaj ntau yam uas cuam tshuam rau tungsten hmoov cov cuab yeej, tab sis lub ntsiab tseem ceeb tsis muaj dab tsi ntau tshaj li cov txheej txheem ntawm cov hmoov tungsten, cov khoom thiab cov yam ntxwv ntawm cov khoom siv raw.Tam sim no, ntau qhov kev tshawb fawb tau nyob rau ntawm cov txheej txheem txo, suav nrog ...Nyeem ntxiv -
Cov kws tshawb nrhiav pom kev tawg hauv 3-D-luam tungsten hauv lub sijhawm
Boasting lub siab tshaj plaws melting thiab boiling cov ntsiab lus ntawm tag nrho cov paub hais tias, tungsten tau dhau los ua ib qho kev xaiv nrov rau cov ntawv thov uas muaj qhov kub thiab txias, nrog rau cov teeb pom kev zoo, arc vuam, hluav taws xob tiv thaiv thiab, tsis ntev los no, raws li cov khoom siv plasma-facing hauv fusion reactors xws li. ..Nyeem ntxiv -
Los ntawm cobalt mus rau tungsten: yuav ua li cas hluav taws xob tsheb thiab cov xov tooj smartphones ua rau muaj kev kub ntxhov tshiab
Dab tsi hauv koj cov khoom?Peb feem coob tsis xav txog cov ntaub ntawv uas ua rau lub neej niaj hnub ua tau.Txawm li cas los xij, cov thev naus laus zis xws li cov xov tooj ntse, tsheb fais fab, TVs loj thiab lub zog ntsuab yog nyob ntawm ntau yam tshuaj uas tib neeg tsis tau hnov txog.Txog thaum kawg...Nyeem ntxiv -
Molybdenum thiab tungsten hauv sapphire siv lead ua kev loj hlob kev lag luam
Sapphire yog ib qho nyuaj, hnav resistant thiab muaj zog cov ntaub ntawv uas muaj ib tug siab melting kub, nws yog chemically dav inert, thiab nws qhia tau hais tias nthuav optical zog.Yog li ntawd, sapphire yog siv rau ntau yam kev siv thev naus laus zis uas cov chaw lag luam tseem ceeb yog optics thiab hluav taws xob.Hnub no lub ...Nyeem ntxiv -
Tungsten-fiber-reinforced tungsten
Tungsten yog tshwj xeeb tshaj yog haum rau cov khoom siv rau kev ntxhov siab heev ntawm cov hlab ntsha uas kaw qhov kub fusion plasma, nws yog cov hlau nrog qhov siab tshaj plaws melting point.Ib qho tsis zoo, txawm li cas los xij, yog nws cov brittleness, uas nyob rau hauv kev ntxhov siab ua rau nws tsis yooj yim thiab pheej ua kom puas.Ib tug tshiab, ntau resilient com ...Nyeem ntxiv -
Pab neeg tsim kho sai, pheej yig txoj kev los ua supercapacitor electrodes rau lub tsheb fais fab, lasers siab
Supercapacitors yog hom khoom siv uas muaj npe zoo uas tuaj yeem khaws thiab xa tawm lub zog sai dua li cov roj teeb li qub.Lawv nyob rau hauv kev thov siab rau cov ntawv thov suav nrog lub tsheb fais fab, kev sib txuas lus wireless thiab lasers siab.Tab sis kom paub cov ntawv thov no, supercapacitors yuav tsum tau ...Nyeem ntxiv -
Tuam Tshoj Tungsten Concentrate Kev Lag Luam Hauv Kev Nyuaj Siab ntawm Lukewarm Demand
Tuam Tshoj tungsten concentrate kev lag luam tau nyob rau hauv lub siab txij li thaum lub Kaum Hli Ntuj lig vim qhov kev thov tsis txaus los ntawm cov neeg siv khoom kawg tom qab cov neeg siv khoom rov qab los ntawm kev ua lag luam.Concentrate cov neeg muag khoom txiav lawv cov nqi muab los txhawb kev yuav khoom hauv lub ntsej muag ntawm kev lag luam tsis muaj zog.Suav tungsten nqi yog e...Nyeem ntxiv -
tungsten li interstellar radiation shielding?
Qhov kub ntawm 5900 degrees Celsius thiab pob zeb diamond zoo li hardness ua ke nrog cov pa roj carbon: tungsten yog cov hlau hnyav tshaj plaws, tseem muaj cov khoom siv roj ntsha-tshwj xeeb tshaj yog cov kab mob uas muaj cua sov.Ib pab neeg coj los ntawm Tetyana Milojevic los ntawm Kws Qhia Ntawv ntawm Chemistry ntawm University of Vienna qhia rau ...Nyeem ntxiv -
Tungsten suboxide txhim kho kev ua haujlwm ntawm platinum hauv hydrogen ntau lawm
Cov kws tshawb fawb tau nthuav tawm lub tswv yim tshiab rau kev txhim kho cov kev ua haujlwm catalytic siv tungsten suboxide ua ib qho atom catalyst (SAC).Lub tswv yim no, uas txhim kho cov tshuaj tiv thaiv hydrogen evolution (HER) hauv cov hlau platinum (pt) los ntawm 16.3 zaug, ua rau lub teeb pom kev ntawm kev tsim hluav taws xob tshiab ...Nyeem ntxiv -
Tuam Tshoj APT Nqe ruaj khov vim yog kev lag luam nyias
Tus nqi ferro tungsten thiab ammonium metatungstate (APT) hauv Suav teb tsis hloov pauv los ntawm hnub ua lag luam dhau los.Cov tuam txhab tsim khoom lag luam tsis kam muag lawv cov khoom thaum cov neeg siv khoom lag luam tseem tsis ua haujlwm hauv kev nug.Kev cuam tshuam los ntawm kev tiv thaiv ib puag ncig, nce nqi mining, ...Nyeem ntxiv -
Lub Tungsten Powder Market tseem tsis muaj zog nyob rau hauv Wake of Unclear Outlook
Tus qauv ntawm Suav tungsten tus nqi tseem nyob ntawm kev sib raug zoo ntawm cov khoom siv thiab kev thov.Ntawm qhov tod tes, kev rov qab los ntawm qhov kev thov sab tsis ua raws li kev cia siab ntawm kev ua lag luam, cov lag luam downstream nrhiav tus nqi qis dua thiab cov tub lag luam saib xyuas.Nrog cov txiaj ntsig txo qis, tungsten ma...Nyeem ntxiv