Rare ntiaj teb yamlawv tus kheej muaj cov khoom siv hluav taws xob nplua nuj thiab nthuav tawm ntau yam kho qhov muag, hluav taws xob, thiab cov khoom sib nqus. Tom qab lub ntiaj teb tsis tshua muaj nanomaterialization, nws nthuav tawm ntau yam ntxwv, xws li cov nyhuv me me, cov nyhuv tshwj xeeb ntawm qhov chaw, cov nyhuv quantum, tsis tshua muaj zog kho qhov muag, hluav taws xob, cov khoom sib nqus, superconductivity, tshuaj lom neeg ua haujlwm siab, thiab lwm yam, uas tuaj yeem txhim kho kev ua tau zoo thiab ua haujlwm. ntawm cov ntaub ntawv thiab tsim ntau yam ntaub ntawv tshiab. Nws yuav ua lub luag haujlwm tseem ceeb hauv cov khoom siv thev naus laus zis xws li cov khoom siv kho qhov muag, cov khoom siv hluav taws xob, cov khoom siv lead ua, cov khoom sib nqus, cov khoom siv roj teeb, Electroceramics, engineering ceramics, catalysts, thiab lwm yam?
1 、 Tam sim no kev txhim kho kev tshawb fawb thiab daim ntawv thov teb
1. Cov khoom siv luminescent tsis tshua muaj hauv ntiaj teb: Tsis tshua muaj lub ntiaj teb nano fluorescent hmoov (xim TV hmoov, teeb hmoov), nrog kev txhim kho luminous efficiency, yuav txo tau qhov tsawg lub ntiaj teb siv. Feem ntau sivy2o3 ua, ua 2o3, twb 4o7, CeO 2, gd2o3 ua. Tus neeg sib tw tshiab cov ntaub ntawv rau High Definition Xim TV.?
2. Nano superconducting cov ntaub ntawv: YBCO superconductors npaj siv Y2O3, tshwj xeeb tshaj yog cov ntaub ntawv nyias nyias, muaj kev ua haujlwm ruaj khov, siab zog, ua haujlwm yooj yim, ze rau cov tswv yim theem, thiab kev cia siab dav.
3. Rare earth nano magnetic cov ntaub ntawv: siv rau magnetic nco, magnetic fluid, loj magnetoresistance, thiab lwm yam., zoo heev txhim kho kev ua tau zoo, ua cov cuab yeej ua tau zoo thiab miniaturized. Piv txwv li, oxide loj magnetoresistance lub hom phiaj (REMnO3, thiab lwm yam).?
4. Tsis tshua muaj lub ntiaj teb ua tau zoo ceramics: Electroceramics (electronic sensors, PTC cov ntaub ntawv, microwave cov ntaub ntawv, capacitors, thermistors, thiab lwm yam.) npaj nrog ultra-fine los yog nanometer Y2O3, La2O3, Nd2O3, Sm2O3, thiab lwm yam., uas muaj hluav taws xob zog, thermal. cov khoom, thiab kev ruaj ntseg tau txhim kho zoo heev, yog ib qho tseem ceeb ntawm kev txhim kho cov khoom siv hluav taws xob. Ceramics sintered nyob rau hauv qis kub, xws li nano Y2O3 thiab ZrO2, muaj zog thiab toughness, thiab siv nyob rau hauv hnav-resistant khoom xws li bearings thiab tej cuab yeej; Qhov kev ua tau zoo ntawm ntau txheej capacitors thiab cov khoom siv microwave ua los ntawm nano Nd2O3, Sm2O3, thiab lwm yam.
5. Tsis tshua muaj ntiaj teb nanocatalysts: Hauv ntau cov tshuaj tiv thaiv, tsis tshua muaj lub ntiaj teb catalysts yog siv. Yog tias tsis tshua muaj lub ntiaj teb nanocatalys siv, lawv cov kev ua haujlwm catalytic thiab kev ua haujlwm yuav zoo dua. Tam sim no CeO2 nano hmoov muaj qhov zoo ntawm kev ua haujlwm siab, tus nqi qis thiab kev pabcuam lub neej ntev hauv lub tsheb tso pa purifier, thiab tau hloov feem ntau ntawm cov khoom muaj txiaj ntsig zoo, nrog kev noj txhua xyoo ntawm ntau txhiab tons.?
6. Rare ntiaj teb ultraviolet absorber:Nano CeO2hmoov muaj zog nqus ntawm ultraviolet rays, thiab yog siv nyob rau hauv cov tshuaj pleev ib ce tshuaj pleev ib ce, tshuaj pleev thaiv hnub fibers, Tsheb iav, thiab lwm yam.?
7. Tsis tshua muaj lub ntiaj teb precision polishing: CeO2 muaj cov nyhuv polishing zoo ntawm iav thiab lwm yam ntaub ntawv. Nano CeO2 muaj cov polishing siab precision thiab tau siv rau hauv cov kua siv lead ua kua, silicon wafers, iav cia, thiab lwm yam. Nyob rau hauv luv luv, daim ntawv thov ntawm lub ntiaj teb tsis tshua muaj nanomaterials twb nyuam qhuav pib thiab yog concentrated nyob rau hauv lub teb ntawm high-tech cov ntaub ntawv tshiab, nrog siab. ntxiv tus nqi, ntau daim ntawv thov, muaj peev xwm loj, thiab kev lag luam zoo heev.?
2, Kev npaj technology
Tam sim no, ob qho tib si kev tsim khoom thiab kev siv nanomaterials tau nyiam los ntawm ntau lub teb chaws. Tuam Tshoj nanotechnology tseem ua tau zoo, thiab kev tsim khoom lag luam lossis kev sim ntau lawm tau ua tiav hauv nanoscale SiO2, TiO2, Al2O3, ZnO2, Fe2O3 thiab lwm yam khoom siv hmoov. Txawm li cas los xij, cov txheej txheem tsim khoom tam sim no thiab cov nqi tsim khoom siab yog nws qhov tsis muaj zog txaus, uas yuav cuam tshuam rau kev siv ntau ntawm nanomaterials. Yog li ntawd, kev txhim kho txuas ntxiv yog tsim nyog.?
Vim muaj cov qauv hluav taws xob tshwj xeeb thiab loj Atomic vojvoog ntawm cov ntsiab lus tsis tshua muaj hauv ntiaj teb, lawv cov khoom siv tshuaj muaj zog sib txawv ntawm lwm cov ntsiab lus. Yog li ntawd, txoj kev npaj thiab kev kho mob tom qab kev siv tshuab ntawm lub ntiaj teb tsis tshua muaj nano oxides kuj txawv ntawm lwm yam. Cov kev tshawb fawb tseem ceeb muaj xws li:?
1. Cov txheej txheem nag lossis daus: suav nrog oxalic acid nag lossis daus, carbonate nag lossis daus, hydroxide nag lossis daus, homogeneous nag lossis daus, thiab lwm yam. Qhov loj tshaj plaws ntawm txoj kev no yog cov tshuaj nucleates sai, yooj yim los tswj, cov cuab yeej siv tau yooj yim, thiab tuaj yeem tsim tau. high-purity khoom. Tab sis nws yog ib qho nyuaj rau lim thiab yooj yim rau aggregate?
2. Hydrothermal txoj kev: Ua kom nrawm thiab ntxiv dag zog rau cov tshuaj tiv thaiv hydrolysis ntawm ions nyob rau hauv qhov kub thiab txias, thiab tsim cov nanocrystalline nuclei dispersed. Txoj kev no tuaj yeem tau txais cov hmoov nanometer nrog cov khoom tawg yooj yim thiab nqaim particle loj, tab sis nws yuav tsum muaj cov khoom siv kub thiab kub siab, uas yog kim thiab tsis zoo rau kev khiav lag luam.?
3. gel method: Nws yog ib txoj hauv kev tseem ceeb rau kev npaj cov ntaub ntawv inorganic, thiab plays lub luag haujlwm tseem ceeb hauv inorganic synthesis. Thaum tsis tshua muaj kub, organometallic tebchaw los yog organic complexes tuaj yeem tsim sol los ntawm polymerization los yog hydrolysis, thiab tsim gel nyob rau hauv tej yam kev mob. Kev kho cua sov ntxiv tuaj yeem tsim cov noodles ultrafine nrog qhov tshwj xeeb loj dua thiab zoo dua dispersion. Txoj kev no tuaj yeem ua tau raws li qhov mob me me, ua rau cov hmoov av nrog thaj tsam loj dua thiab zoo dua dispersibility. Txawm li cas los xij, cov tshuaj tiv thaiv lub sijhawm ntev thiab siv sijhawm ntau hnub los ua kom tiav, ua rau nws nyuaj rau kev ua kom tau raws li qhov xav tau ntawm kev lag luam?
4. Khoom theem txheej txheem: kub-kub decomposition yog nqa tawm los ntawm cov khoom compound los yog nruab nrab qhuav tawm cov tshuaj tiv thaiv. Piv txwv li, lub ntiaj teb tsis tshua muaj nitrate thiab oxalic acid yog tov los ntawm cov khoom theem pob zeb milling los ua ib qho nruab nrab ntawm lub ntiaj teb tsis tshua muaj Oxalate, uas yog tom qab ntawd decomposed ntawm qhov kub thiab txias kom tau txais ultra-nplua hmoov. Txoj kev no muaj cov tshuaj tiv thaiv siab, cov cuab yeej siv yooj yim, thiab kev ua haujlwm yooj yim, tab sis cov hmoov ua tau zoo tsis tu ncua morphology thiab tsis zoo ib yam.?
Cov txheej txheem no tsis yog tshwj xeeb thiab tej zaum yuav tsis muaj feem xyuam rau industrialization. Muaj ntau txoj kev npaj, xws li cov txheej txheem organic microemulsion, alcoholysis, thiab lwm yam?
3, Kev nce qib hauv kev tsim kho kev lag luam
Kev tsim khoom lag luam feem ntau tsis tau txais ib txoj hauv kev, tab sis theej kos rau ntawm qhov muaj zog thiab ua tiav qhov tsis muaj zog, thiab sib txuas ntau txoj hauv kev kom ua tiav cov khoom lag luam zoo, tus nqi qis, thiab cov txheej txheem kev nyab xeeb thiab muaj txiaj ntsig yuav tsum tau ua lag luam. Tsis ntev los no Guangdong Huizhou Ruier Chemical Technology Co., Ltd. Tom qab ntau txoj kev tshawb nrhiav thiab suav tsis txheeb, ib txoj kev uas tsim nyog rau kev tsim khoom lag luam - microwave gel txoj kev tau pom. Qhov zoo tshaj plaws ntawm cov cuab yeej no yog tias: thawj 10 hnub gel cov tshuaj tiv thaiv luv luv rau 1 hnub, kom cov khoom siv tau nce 10 zaug, tus nqi txo qis heev, thiab cov khoom lag luam zoo, thaj tsam loj. , cov neeg siv kev sim tshuaj tiv thaiv yog qhov zoo, tus nqi yog 30% qis dua li ntawm Asmeskas thiab Nyiv cov khoom, uas yog kev sib tw thoob ntiaj teb, Ua tiav qib siab thoob ntiaj teb.?
Tsis ntev los no, kev sim kev lag luam tau ua tiav siv txoj kev los nag, feem ntau yog siv ammonia dej thiab ammonia carbonate rau nag lossis daus, thiab siv cov kuab tshuaj organic rau lub cev qhuav dej thiab kho qhov chaw. Txoj kev no muaj cov txheej txheem yooj yim thiab tus nqi qis, tab sis cov khoom lag luam tsis zoo, thiab tseem muaj qee qhov kev sib sau ua ke uas xav tau kev txhim kho thiab txhim kho ntxiv.?
Tuam Tshoj yog lub teb chaws loj hauv cov peev txheej tsawg hauv ntiaj teb. Kev txhim kho thiab siv cov khoom siv hauv ntiaj teb tsis tshua muaj nanomaterials tau qhib txoj hauv kev tshiab rau kev siv cov peev txheej hauv ntiaj teb tsis tshua muaj txiaj ntsig, nthuav dav cov kev siv hauv ntiaj teb tsawg, txhawb kev tsim cov khoom siv tshiab, nce kev xa tawm ntawm cov khoom muaj nqis ntxiv, thiab txhim kho txawv teb chaws. pauv peev nyiaj khwv tau los. Qhov no muaj txiaj ntsig tseem ceeb hauv kev hloov cov peev txheej zoo rau hauv kev lag luam zoo.
Post lub sij hawm: Jun-27-2023