Nanometer tsawg lub ntiaj teb cov ntaub ntawv, lub zog tshiab hauv kev lag luam kiv puag ncig

Nanometer tsawg lub ntiaj teb cov ntaub ntawv, lub zog tshiab hauv kev lag luam kiv puag ncig

Nanotechnology yog ib qho kev sib koom ua haujlwm tshiab maj mam tsim nyob rau hauv lig 1980s thiab thaum ntxov 1990s. Vim tias nws muaj peev xwm tsim tau cov txheej txheem tsim khoom tshiab, cov khoom siv tshiab thiab cov khoom tshiab, nws yuav tsim tawm kev hloov pauv tshiab hauv lub xyoo pua tshiab.Qhov kev txhim kho tam sim no ntawm nanoscience thiab nanotechnology zoo ib yam li computer thiab cov ntaub ntawv technology hauv xyoo 1950s. Cov kws tshawb fawb feem ntau tau cog lus rau daim teb no kwv yees tias kev txhim kho ntawm nanotechnology yuav muaj kev cuam tshuam dav thiab deb ntawm ntau yam ntawm kev siv tshuab. Cov kws tshawb fawb ntseeg tias nws muaj cov khoom txawv txawv thiab kev ua haujlwm tshwj xeeb, qhov cuam tshuam tseem ceeb uas ua rau cov khoom coj txawv txawv ntawm cov ntaub ntawv nano tsawg hauv ntiaj teb yog cov nyhuv tshwj xeeb, cov nyhuv me me, cuam tshuam cuam tshuam, cov nyhuv pob tshab, qhov cuam tshuam thiab cov nyhuv macroscopic quantum. Cov teebmeem no ua rau lub cev muaj zog ntawm nano system txawv ntawm cov khoom siv hauv cov khoom siv hauv lub teeb, hluav taws xob, hluav taws xob, thiab cov hlau nplaum, thiab tam sim no muaj ntau yam tshiab.Nyob rau yav tom ntej, muaj peb lub ntsiab lus qhia rau cov kws tshawb fawb los tshawb fawb thiab tsim nanotechnology: kev npaj thiab kev siv. ntawm nanomaterials nrog kev ua tau zoo heev; Tsim thiab npaj ntau yam khoom siv nano thiab khoom siv; Tshawb xyuas thiab txheeb xyuas cov khoom ntawm nano-regions. Tam sim no, nano tsis tshua muaj ntiaj teb feem ntau muaj cov lus qhia hauv qab no, thiab nws daim ntawv thov yuav tsum tau tsim ntxiv rau yav tom ntej.

 

Nanometer lanthanum oxide (La2O3)

 

Nanometer lanthanum oxide yog siv rau piezoelectric cov ntaub ntawv, electrothermal cov ntaub ntawv, thermoelectric cov ntaub ntawv, magnetoresistance cov ntaub ntawv, luminescent cov ntaub ntawv (xiav hmoov), hydrogen cia cov ntaub ntawv, kho qhov muag iav, laser cov ntaub ntawv, ntau yam alloy cov ntaub ntawv, catalysts rau npaj cov organic chemical khoom, thiab catalysts rau neutralizing. tsheb tso tawm, thiab lub teeb hloov ua liaj ua teb zaj duab xis kuj tau siv rau nanometer lanthanum oxide.

Nanometer cerium oxide (CeO2)

 

Lub ntsiab siv ntawm nano cerium oxide yog raws li nram no: 1. Raws li ib tug iav additive, nano cerium oxide yuav nqus tau ultraviolet rays thiab infrared rays, thiab tau siv rau lub tsheb iav. Nws tuaj yeem tsis tsuas yog tiv thaiv ultraviolet rays, tab sis kuj txo qhov kub hauv lub tsheb, yog li txuag hluav taws xob rau cua txias. 2. Daim ntawv thov ntawm nano cerium oxide nyob rau hauv lub tsheb tso pa purification catalyst tuaj yeem tiv thaiv kom tsis txhob muaj cov pa roj ntau ntawm lub tsheb los ntawm kev tawm mus rau hauv huab cua.3. Nano-cerium oxide tuaj yeem siv rau hauv cov xim rau cov xim yas, thiab tseem tuaj yeem siv rau hauv txheej, number case thiab ntawv industries. 4. Daim ntawv thov ntawm nano cerium oxide nyob rau hauv cov ntaub ntawv polishing tau dav lees paub tias yog ib qho kev xav tau siab rau polishing silicon wafers thiab sapphire ib leeg siv lead ua substrates.5. Tsis tas li ntawd, nano cerium oxide kuj tuaj yeem siv rau cov khoom siv hydrogen, cov ntaub ntawv thermoelectric, nano cerium oxide tungsten electrodes, ceramic capacitors, piezoelectric ceramics, nano cerium oxide silicon carbide abrasives, roj cell raw cov ntaub ntawv, roj av catalysts, qee yam khoom siv hlau nplaum ruaj khov, ntau yam hlau alloys thiab non-ferrous hlau, thiab lwm yam.

 

Nanometer praseodymium oxide (Pr6O11)

 

Lub ntsiab siv ntawm nanometer praseodymium oxide yog raws li nram no: 1. Nws yog dav siv nyob rau hauv lub tsev ceramics thiab niaj hnub siv ceramics. Nws tuaj yeem tov nrog ceramic glaze los ua cov xim glaze, thiab tuaj yeem siv los ua cov xim underglaze ib leeg. Cov pigment npaj yog lub teeb daj nrog ntshiab thiab elegant tone. 2. Nws yog siv los tsim cov hlau nplaum ruaj khov thiab siv dav hauv ntau yam khoom siv hluav taws xob thiab lub cev muaj zog. 3. Nws yog siv rau roj av catalytic cracking.Qhov kev ua, kev xaiv thiab stability ntawm catalysis tuaj yeem txhim kho. 4. Nano-praseodymium oxide kuj tuaj yeem siv rau polishing abrasive. Tsis tas li ntawd, daim ntawv thov ntawm nanometer praseodymium oxide nyob rau hauv lub tshav pob ntawm optical fiber ntau thiab ntau dua. Nanometer neodymium oxide (Nd2O3) Nanometer neodymium oxide tau dhau los ua qhov chaw kub hauv kev ua lag luam tau ntau xyoo vim nws txoj haujlwm tshwj xeeb hauv thaj chaw tsis tshua muaj ntiaj teb. Nano-neodymium oxide kuj tseem siv rau cov ntaub ntawv tsis-ferrous.Ntxiv 1.5% ~ 2.5% nano neodymium oxide rau hauv magnesium lossis aluminium alloy tuaj yeem txhim kho qhov kub thiab txias, huab cua nruj thiab corrosion kuj ntawm cov hlau, thiab nws yog dav siv los ua aerospace. khoom siv rau aviation. Tsis tas li ntawd, nano yttrium aluminium garnet doped nrog nano neodymium oxide tsim luv-yoj laser beam, uas yog dav siv rau vuam thiab txiav nyias cov ntaub ntawv nrog tuab hauv qab 10 hli hauv kev lag luam. Ntawm kev kho mob, Nano-YAG laser doped nrog nano-Nd _ 2O _ 3 yog siv los tshem tawm cov qhov txhab phais lossis tshuaj tua kab mob es tsis txhob siv riam phais. Nanometer neodymium oxide kuj tseem siv rau cov xim iav thiab cov khoom siv ceramic, cov khoom siv roj hmab thiab cov khoom siv ntxiv.

 

 

Samarium oxide nanoparticles (Sm2O3)

 

Lub ntsiab siv ntawm nano-loj samarium oxide yog: nano-sized samarium oxide yog lub teeb daj, uas yog siv rau ceramic capacitors thiab catalysts. Tsis tas li ntawd, nano-loj samarium oxide muaj cov khoom siv hluav taws xob, thiab tuaj yeem siv los ua cov khoom siv, cov khoom siv tiv thaiv thiab kev tswj cov khoom ntawm atomic zog reactor, thiaj li hais tias lub zog loj uas tsim los ntawm nuclear fission tuaj yeem siv yam xyuam xim. Europium oxide nanoparticles (Eu2O3) feem ntau yog siv nyob rau hauv phosphors.Eu3+ yog siv los ua activator ntawm liab phosphor, thiab Eu2+ yog siv raws li xiav phosphor. Y0O3: Eu3+ yog qhov zoo tshaj plaws phosphor nyob rau hauv luminous efficiency, txheej stability, rov qab nqi, thiab lwm yam., thiab nws yog dav siv vim yog kev txhim kho ntawm luminous efficiency thiab sib piv. Tsis ntev los no, nano europium oxide kuj tseem siv tau los ua emission phosphor rau X-ray kho mob kuaj kab mob.Nano-europium oxide kuj tseem siv tau rau kev tsim cov xim lo ntsiab muag thiab cov lim dej kho qhov muag, rau cov khoom siv sib nqus npuas, thiab tseem tuaj yeem qhia nws cov txuj ci hauv tswj cov ntaub ntawv, cov ntaub ntawv tiv thaiv thiab cov khoom siv ntawm cov atomic reactors. Qhov zoo particle gadolinium europium oxide (Y2O3: Eu3+) liab phosphor tau npaj los ntawm kev siv nano yttrium oxide (Y2O3) thiab nano europium oxide (Eu2O3) ua raw khoom. Thaum siv nws los npaj lub ntiaj teb tsis tshua muaj tricolor phosphor, nws tau pom tias: (a) tuaj yeem ua tau zoo thiab sib xyaw nrog cov hmoov ntsuab thiab xiav hmoov; (b) txheej txheej zoo; (c) Vim tias qhov loj me me ntawm cov hmoov liab me me, qhov tshwj xeeb ntawm qhov chaw nce thiab cov luminescent hais ntau ntxiv, tus nqi ntawm cov hmoov liab hauv lub ntiaj teb tsis tshua muaj tricolor phosphors tuaj yeem txo qis, ua rau tus nqi qis dua.

Gadolinium oxide nanoparticles (Gd2O3)

 

Nws cov kev siv tseem ceeb yog raws li hauv qab no: 1. Nws cov dej-soluble paramagnetic complex tuaj yeem txhim kho NMR duab teeb liab ntawm tib neeg lub cev hauv kev kho mob. 2. Base sulfur oxide tuaj yeem siv los ua matrix daim phiaj ntawm oscilloscope raj thiab X-ray screen nrog qhov ci tshwj xeeb. 3. Nano-gadolinium oxide nyob rau hauv nano-gadolinium gallium garnet yog ib qho zoo tagnrho substrate rau magnetic npuas nco. 4. Thaum tsis muaj Camot lub voj voog txwv, Nws tuaj yeem siv los ua cov khoom sib nqus cua txias nruab nrab. 5. Nws yog siv los ua ib qho inhibitor los tswj cov qib kev sib txuas ntawm cov chaw tsim hluav taws xob nuclear kom muaj kev nyab xeeb ntawm cov tshuaj tiv thaiv nuclear. Tsis tas li ntawd, kev siv nano-gadolinium oxide thiab nano-lanthanum oxide yuav pab tau los hloov cov vitrification cheeb tsam thiab txhim kho cov thermal stability ntawm iav. Lub nano gadolinium oxide kuj tseem siv tau rau kev tsim cov capacitors thiab X-ray intensifying cov ntxaij vab tshaus.Tam sim no, lub ntiaj teb no tau siv zog los tsim cov ntawv thov ntawm nano-gadolinium oxide thiab nws cov alloys hauv cov tub yees sib nqus, thiab tau ua tiav kev vam meej.

Terbium oxide nanoparticles (Tb4O7)

 

Cov ntawv thov tseem ceeb yog raws li hauv qab no: 1. Phosphors yog siv los ua activators ntawm cov hmoov ntsuab hauv tricolor phosphors, xws li phosphate matrix qhib los ntawm nano terbium oxide, silicate matrix qhib los ntawm nano terbium oxide thiab nano cerium oxide magnesium aluminate matrix qhib los ntawm nanoterbium. oxide, uas tag nrho cov emit ntsuab teeb nyob rau hauv lub xeev siab. 2. Magneto-optical cia cov ntaub ntawv, Nyob rau hauv xyoo tas los no, nano-terbium oxide magneto-optical cov ntaub ntawv tau tshawb fawb thiab tsim. Lub magneto-optical disk ua los ntawm Tb-Fe amorphous zaj duab xis yog siv los ua lub khoos phis tawj khaws cia, thiab lub peev xwm cia tuaj yeem nce 10 ~ 15 zaug. 3. Magneto-optical iav, Faraday optically active iav uas muaj nanometer terbium oxide, yog ib yam khoom tseem ceeb rau kev ua rotators, isolators, annulators thiab dav siv nyob rau hauv laser technology.Nanometer terbium oxide nanometer dysprosium oxide yog tsuas yog siv nyob rau hauv sonar, thiab tau dav siv nyob rau hauv laser technology. siv nyob rau hauv ntau lub teb, xws li roj txhaj tshuaj system, kua valve tswj, micro-txoj hauj lwm, mechanical actuator, mechanism thiab tis regulator ntawm aircraft chaw telescope. Kev siv tseem ceeb ntawm Dy2O3 nano dysprosium oxide yog: 1. Nano-dysprosium oxide yog siv los ua tus activator ntawm phosphor, thiab trivalent nano-dysprosium oxide yog ib qho kev cog lus activating ion ntawm tricolor luminescent cov ntaub ntawv nrog ib qho chaw luminescent. Nws tsuas yog muaj ob lub emission bands, ib qho yog daj lub teeb emission, lwm yam yog xiav lub teeb emission, thiab luminescent cov ntaub ntawv doped nrog nano-dysprosium oxide yuav siv tau raws li tricolor phosphors.2. Nanometer dysprosium oxide yog cov khoom siv hlau tsim nyog rau kev npaj Terfenol alloy nrog loj magnetostrictive alloy nano-terbium oxide thiab nano-dysprosium oxide, uas tuaj yeem paub txog qee yam kev ua ub no ntawm kev siv tshuab. 3. Nanometer dysprosium oxide hlau tuaj yeem siv los ua cov khoom siv kho qhov muag magneto nrog kev ceev ceev thiab kev nyeem ntawv rhiab heev. 4. Siv rau kev npaj nanometer dysprosium oxide teeb.Cov khoom siv ua haujlwm siv hauv nano dysprosium oxide teeb yog nano dysprosium oxide, uas muaj qhov zoo ntawm qhov ci ci, xim zoo, xim kub, me me thiab ruaj khov arc, thiab tau siv los ua teeb pom kev zoo rau zaj duab xis thiab luam ntawv. 5. Nanometer dysprosium oxide yog siv los ntsuas neutron zog spectrum los yog neutron absorber hauv atomic zog kev lag luam vim nws loj neutron capture cross-sectional cheeb tsam.

 

Ho _2O_3 nanometer

 

Lub ntsiab siv ntawm nano-holmium oxide yog raws li nram no: 1. Raws li ib tug additive ntawm hlau halogen teeb, hlau halogen teeb yog ib hom roj paug teeb, uas yog tsim los ntawm high-pressure mercury teeb, thiab nws cov yam ntxwv yog tias qhov muag teev muaj ntau yam tsawg lub ntiaj teb halides. Tam sim no, lub ntiaj teb tsis tshua muaj iodides feem ntau yog siv, uas tawm cov kab sib txawv thaum cov pa tawm. Cov khoom siv ua haujlwm siv hauv nano-holmium oxide teeb yog nano-holmium oxide iodide, uas tuaj yeem tau txais ntau dua hlau atom concentration nyob rau hauv arc cheeb tsam, yog li. zoo heev txhim kho cov hluav taws xob efficiency. 2. Nanometer holmium oxide tuaj yeem siv los ua cov khoom ntxiv ntawm yttrium hlau lossis yttrium aluminium garnet; 3. Nano-holmium oxide tuaj yeem siv los ua yttrium hlau aluminium garnet (Ho: YAG), uas tuaj yeem tawm 2μm laser, thiab qhov nqus ntawm tib neeg cov ntaub so ntswg mus rau 2μm laser yog siab. YAG 0. Yog li ntawd, thaum siv Ho:YAG laser rau kev kho mob, nws tsis tsuas yog txhim kho kev ua hauj lwm efficiency thiab raug, tab sis kuj txo lub thermal puas cheeb tsam rau ib tug me me. Cov nqaj dawb tsim los ntawm nano holmium oxide siv lead ua tuaj yeem tshem tawm cov rog yam tsis muaj cua sov ntau dhau, yog li txo cov thermal puas los ntawm cov ntaub so ntswg noj qab haus huv. phais. 4. Nyob rau hauv magnetostrictive alloy Terfenol-D, ib qho me me ntawm nano-loj holmium oxide kuj tuaj yeem muab ntxiv kom txo tau qhov chaw sab nraud uas yuav tsum tau muaj rau saturation magnetization ntawm alloy.5. Tsis tas li ntawd, optical fiber doped nrog nano-holmium oxide tuaj yeem siv los ua kev sib txuas lus kho qhov muag xws li optical fiber lasers, optical fiber amplifiers, optical fiber sensors, thiab lwm yam. Nws yuav ua lub luag haujlwm tseem ceeb hauv kev sib txuas lus fiber ntau tam sim no.

Nanometer yttrium oxide (Y2O3)

 

Lub ntsiab siv ntawm nano yttrium oxide yog raws li nram no: 1. Additives rau hlau thiab nonferrous alloys. FeCr alloy feem ntau muaj 0.5% ~ 4% nano yttrium oxide, uas tuaj yeem txhim kho cov oxidation tsis kam thiab ductility ntawm cov hlau stainless Tom qab ntxiv cov nqi sib xyaw tsis tshua muaj ntiaj teb nplua nuj nyob rau hauv nanometer yttrium oxide rau hauv MB26 alloy, cov khoom ntawm cov hlau tau pom tseeb. txhim kho nag hmo, Nws tuaj yeem hloov qee qhov nruab nrab thiab muaj zog aluminium alloys rau cov khoom hnyav ntawm lub dav hlau; Ntxiv ib qho me me ntawm nano yttrium oxide tsis tshua muaj lub ntiaj teb rau hauv Al-Zr alloy tuaj yeem txhim kho cov conductivity ntawm cov hlau; Lub alloy tau txais kev pom zoo los ntawm ntau lub tuam txhab xaim hauv Suav teb. Nano-yttrium oxide tau ntxiv rau hauv tooj liab alloy los txhim kho conductivity thiab mechanical zog. 2. Silicon nitride ceramic khoom uas muaj 6% nano yttrium oxide thiab 2% aluminium.Nws tuaj yeem siv los tsim cov khoom siv cav. 3. Drilling, txiav, vuam thiab lwm yam kev siv tshuab yog ua los ntawm cov khoom loj los ntawm kev siv nano neodymium oxide aluminium garnet laser beam nrog lub zog ntawm 400 watts. 4. Lub tshuab ntsuas hluav taws xob ntsuas hluav taws xob tsim los ntawm Y-Al garnet ib leeg siv lead ua muaj lub siab fluorescence ci ntsa iab, tsis nqus ntawm lub teeb tawg, thiab qhov kub thiab txias tsis kam thiab cov neeg kho tshuab hnav tsis kam.5. High nano yttrium oxide qauv alloy muaj 90% nano gadolinium oxide tuaj yeem siv rau kev ceev thiab muaj peev xwm ua kom muaj siab. 6. High-temperature proton conductive cov ntaub ntawv uas muaj 90% nano yttrium oxide yog ib qho tseem ceeb heev rau zus tau tej cov roj hlwb, electrolytic hlwb thiab roj sensors uas yuav tsum tau high hydrogen solubility. Tsis tas li ntawd, Nano-yttrium oxide kuj tseem siv los ua cov khoom kub-txias resistant, diluent ntawm atomic reactor roj, additive ntawm cov khoom siv hlau nplaum ruaj khov thiab tau txais hauv kev lag luam hluav taws xob.

 

Ntxiv rau qhov saum toj no, nano rare earth oxides kuj tuaj yeem siv rau hauv cov khoom siv khaub ncaws rau tib neeg kev noj qab haus huv thiab kev tiv thaiv ib puag ncig. Los ntawm cov chaw tshawb fawb tam sim no, lawv txhua tus muaj qee cov lus qhia: tiv thaiv ultraviolet hluav taws xob; Cov pa phem thiab hluav taws xob ultraviolet yog qhov ua rau cov kab mob ntawm daim tawv nqaij thiab mob qog noj ntshav; Kev tiv thaiv cov pa phem ua rau nws nyuaj rau cov pa phem los lo rau khaub ncaws; Nws tseem raug kawm nyob rau hauv cov kev taw qhia ntawm kev tiv thaiv sov so.Vim tawv tawv yog ib qho nyuaj thiab yooj yim rau lub hnub nyoog, nws yog feem ntau prone rau mildew nyob rau hauv rainy hnub. Cov tawv nqaij tuaj yeem ua kom mos los ntawm cov tshuaj dawb nrog nano tsawg lub ntiaj teb cerium oxide, uas tsis yooj yim rau hnub nyoog thiab mildew, thiab nws nyiam hnav. Nyob rau hauv xyoo tas los no, cov ntaub ntawv nano-txheej txheem kuj tseem yog lub hom phiaj ntawm kev tshawb fawb nano-cov ntaub ntawv, thiab kev tshawb fawb tseem ceeb tsom mus rau cov txheej txheem ua haujlwm. Y2O3 nrog 80nm hauv Tebchaws Meskas tuaj yeem siv los ua infrared shielding txheej. CeO2 muaj siab refractive index thiab siab stability. Thaum nano tsawg lub ntiaj teb yttrium oxide, nano lanthanum oxide thiab nano cerium oxide hmoov ntxiv rau txheej, cov phab ntsa sab nrauv tuaj yeem tiv taus kev laus, vim tias cov txheej txheej sab nrauv ntawm phab ntsa yog yooj yim rau hnub nyoog thiab poob vim tias cov xim raug tshav ntuj thiab ultraviolet rays. tau ntev, thiab nws tuaj yeem tiv taus cov kab hluav taws xob ultraviolet tom qab ntxiv cerium oxide thiab yttrium oxide. Ntxiv mus, nws cov particle loj me me, thiab nano cerium oxide yog siv los ua ultraviolet absorber, uas yuav tsum tau siv los tiv thaiv kev laus ntawm cov yas. cov khoom vim ultraviolet irradiation, tso tsheb hlau luam, tsheb, nkoj, roj cia tank, thiab lwm yam., uas tuaj yeem tiv thaiv sab nraum zoov loj loj thiab tiv thaiv mildew, noo noo thiab cov pa phem rau sab hauv phab ntsa coatings. Vim nws qhov me me me me, hmoov av tsis yooj yim los lo rau ntawm phab ntsa.Thiab tuaj yeem txhuam nrog dej. Tseem muaj ntau yam kev siv nano tsawg lub ntiaj teb oxides los tshawb nrhiav thiab tsim ntxiv, thiab peb cia siab tias nws yuav muaj lub neej yav tom ntej zoo dua.

 

 

 

 

 

 

 

 

 

 

 

 


Post lub sij hawm: Aug-18-2021