Home / Cov khoom / Cov khoom siv hlau nplaum mos / Nanocrystalline Khoom

Nanocrystalline Khoom

Koj tus kws tshaj lij Nanocrystalline Khoom Chaw Tsim Khoom hauv Suav teb

Sunbow Group tshwj xeeb hauv kev tsim, kev tsim kho thiab tsim cov tshiab-hom amorphous, nanocrystalline, silicon steel nplooj ntawv thiab lwm yam khoom sib nqus thiab lwm yam khoom. Lub tuam txhab cov khoom tseem ceeb suav nrog ntau hom amorphous, nanocrystalline ribbons thiab siab thiab qis voltage tam sim no transformer cores, precision tam sim no transformer cores, hom hom inductor cores, PFC inductor cores, siab zaus fais fab transformer cores thiab lwm yam khoom siv.

Customized Solutions

Peb yog nyob rau hauv lub forefront ntawm ib tug tsim coj mus kom ze rau xa cov nyuaj thiab kev cai daws teeb meem rau magnetic cores los yog cov khoom rau ntau lawm. Txawm hais tias koj qhov kev xav tau yooj yim lossis nyuaj, peb tuaj yeem tsim cov kev daws teeb meem kom ua tiav koj lub hom phiaj. Nrog cov kws tshaj lij hauv tsev peb tuaj yeem tsim, tsim thiab sim cov qauv uas ua tau raws li kev ua tau zoo thiab ib puag ncig ntawm koj daim ntawv thov.

Khoom siv Advanced

Lub tuam txhab muaj cov cuab yeej siv siab tshaj plaws xws li cov tshuab nqus tsev smelting loj, lub siab txau cov hlua, ntau yam sib nqus annealing furnaces thiab kev koom tes nrog cov tsev kawm tshawb fawb hauv tsev thiab cov tsev kawm qib siab, uas ua kom lub tuam txhab R & D muaj peev xwm thiab cov khoom zoo.

Ua kom tiav Kev Tsim Nyog

Tam sim no, lub tuam txhab muaj ob lub hauv paus tsim khoom, nrog rau ntau cov patented thev naus laus zis, thiab tau dhau ISO9001, IATF16949 kev tswj hwm kev tswj hwm kev pov thawj zoo. Tag nrho cov khoom tau dhau ROHS, SGS thiab lwm yam kev tiv thaiv ib puag ncig.

Kev siv dav dav

Lub tuam txhab ua haujlwm tsuas yog ua haujlwm ntawm lub zog tshiab, lub zog hluav taws xob photovoltaic, tsim hluav taws xob, cov khoom siv hauv tsev ntse, cov ntsuas ntse, wireless charging, thiab ntau yam khoom siv hluav taws xob, inverters, lim inductors, thiab cov ntaub thaiv npog hauv lub teb chaws txoj kev lag luam tawm tshiab.

Taw qhia txog cov khoom siv Nanocrystalline

Cov khoom siv nanocrystalline (NC) yog cov khoom siv polycrystalline nrog crystallite loj ntawm ob peb nanometers. Cov ntaub ntawv no ua rau qhov sib txawv ntawm cov ntaub ntawv amorphous yam tsis muaj kev txiav txim ntev ntev thiab cov khoom siv ntxhib-grained. Cov ntsiab lus sib txawv, tab sis cov khoom siv nanocrystalline feem ntau txhais tau tias yog crystallite (grain) loj hauv qab 100 nm. Cov qoob loo loj ntawm 100 mus rau 500 nm feem ntau suav tias yog "ultrafine" nplej.

Mechanical Properties

Nanocrystalline cov ntaub ntawv qhia tshwj xeeb cov cuab yeej cuab tam txheeb ze rau lawv cov coarse-grained ntau yam. Vim tias qhov ntim feem ntawm cov qoob loo ciam teb hauv cov ntaub ntawv nanocrystalline tuaj yeem loj li 30%, cov khoom siv ntawm cov khoom siv nanocrystalline tau cuam tshuam los ntawm cov theem ntawm amorphous grain ciam teb. Piv txwv li, lub elastic modulus tau pom tias txo qis los ntawm 30% rau nanocrystalline hlau thiab ntau dua 50% rau nanocrystalline ionic cov ntaub ntawv. Qhov no yog vim hais tias thaj tsam ntawm amorphous grain ciam teb tsawg dua li cov crystalline nplej, thiab yog li muaj cov ntim loj dua ib atom, Ω \ Omega . Piv txwv tias muaj peev xwm interatomic, U ( Ω ) {\ displaystyle U (\ Omega )}, yog tib yam li nyob rau hauv cov ciam teb raws li nyob rau hauv cov nplej ntau, cov elastic modulus, E ∝ ∂ 2 U / ∂ Ω 2 {\ displaystyle E\ propto \partial ^ U/\partial \Omega ^ }, yuav me dua nyob rau hauv lub grain ciam teb cheeb tsam tshaj nyob rau hauv lub bulk nplej. Yog li, los ntawm txoj cai ntawm kev sib tov, cov khoom siv nanocrystalline yuav muaj qis dua elastic modulus dua li nws daim ntawv crystalline ntau.

Yam ntxwv

High permeability:Ua kom inductance thiab txo winding lem.

High saturation induction:Minimizing qhov loj ntawm cov khoom.

High zaus:Tsim nyog siv nyob rau hauv ntau zaus ntawm 50hz txog 100khz.

High curie kub:Ua haujlwm kub siab, ua haujlwm tsis tu ncua mus txog 120 degree.

qis coercivity:Ua kom cov efficiency thiab txo hysteresis poob.

low core poob:Txo lub zog noj thiab txo qhov kub thiab txias.

Tsawg magnetostriction:Tsawg suab nrov piv rau cov khoom siv hlau nplaum ib txwm muaj.

Zoo thermal stability:Qhov sib txawv me me heev ntawm -20 degree mus rau 120 degree .

tus nqi qis:Kev xaiv zoo los hloov cov khoom siv xws li permalloy.

Vim li cas thiaj siv Nanocrystalline khoom

Nanocrystalline solids yog polycrystals cov siv lead ua loj ntawm uas yog ob peb (feem ntau 1 txog 10) nanometers kom 50% los yog ntau tshaj ntawm cov khoom muaj incoherent interfaces ntawm crystallographic sib txawv orientations. Cov ntaub ntawv uas muaj feem ntau ntawm cov kev sib tshuam sab hauv sawv cev rau lub xeev cais ntawm cov teeb meem vim hais tias cov atomic kev npaj tsim nyob rau hauv lub cores ntawm interfaces yog paub tias yog kev npaj ntawm tsawg kawg nkaus lub zog nyob rau hauv lub peev xwm ntawm lub crystal lattices nyob ib sab. Lub ciam teb tej yam kev mob yuam rau lub atoms nyob rau hauv lub interfacial cores los ntawm cov uas nyob ib sab siv lead ua lattices, ua rau cov atomic qauv nyob rau hauv lub interfacial cores uas tsis tuaj yeem tsim nyob rau lwm qhov (xws li hauv iav los yog zoo meej crystals). Nanocrystalline cov ntaub ntawv zoo li muaj kev txaus siab rau plaub yam hauv qab no:
●Nanocrystalline cov ntaub ntawv nthuav tawm cov qauv atomic uas txawv ntawm ob lub npe khoom hauv lub xeev: lub crystalline thiab lub xeev iav.
● Cov khoom ntawm nanocrystalline cov ntaub ntawv sib txawv (qee zaum los ntawm ntau qhov kev txiav txim ntawm qhov loj) los ntawm cov iav thiab / los yog cov muaju uas muaj tib cov tshuaj muaj pes tsawg leeg.
●Nanocrystalline cov ntaub ntawv zoo li tso cai rau cov alloying ntawm conventionally insoluble Cheebtsam.
●Yog tias me me (1 mus rau 10 nm txoj kab uas hla) cov tee iav yog sib xyaw ua ke (tsis yog cov muaju me), tau txais ib hom iav tshiab, hu ua nanoglasses. Cov tsom iav zoo li no txawv ntawm cov iav uas tsim los ntawm kev ua kom khov sai.

Qhov zoo ntawm cov khoom siv nanocrystalline

Nanocrystalline yog cov khoom sib nqus mos uas muaj li ntawm 82% hlau uas tau raug hu ua yav tom ntej ntawm cov khoom sib nqus hauv lub zog hluav taws xob. Ntau dua permeability txhais tau tias txo qis transformers, uas tuaj yeem txhais tau tias txo qhov loj thiab qhov hnyav.

Kev poob qis, me me thiab txo qhov hnyav
Qhov poob ntawm Nanocrystalline core tuaj yeem nce mus txog ob feem peb tsawg dua qhov sib npaug Nickel Supermalloy core thiab txog li 80% tsawg dua rau toroid geometries. Tsawg zog yog dissipated los ntawm transformer (los yog inductor) thiab txhais tau hais tias qhov loj ntawm cov khoom cua txias tuaj yeem txo.

Yooj yim hloov ntawm lwm cov ntaub ntawv
Nanocrystalline tuaj yeem tsim rau hauv ib qho duab thiab yog li muab kev hloov pauv rau cov cores uas twb muaj lawm tsim los ntawm lwm cov ntaub ntawv, xws li Supermalloy lossis ferrite.

Nanocrystalline v Supermalloy
Cov khoom siv nanocrystalline yog qhov tsim nyog tshaj li Supermalloy hauv cov ntawv thov xws li high zaus / broadband transformers, broadband tam sim no sensors, siab zaus lim chokes thiab mem tes transformers vim nanocrystalline muaj:
●High permeability dhau ntau zaus
●High saturation flux ceev
● Kev poob qis

Soft Sib Nqus Cores
Peb tuaj yeem muab cov ntaub nplaum nplaum nplaum nplaum nplaum los ntawm ntau yam ntaub ntawv, suav nrog cov nplej-oriented silicon steels, 50% thiab 80% npib tsib xee alloys, amorphous khoom, cobalt alloys thiab nanocrystalline. Cores mus txog 1.8mx 1.8m / 1800Kg thiab strip widths mus txog 0.6m yog ua tau.

Txhim kho hluav taws xob conductivity
Cov ntaub ntawv nanocrystalline tau pom tias muaj kev txhim kho zoo kawg nkaus hauv cov hluav taws xob conductivity piv rau lawv cov khoom sib xws. Cov nplej me me ntawm cov ntaub ntawv no txhawb nqa kev thauj mus los ntawm electron, txo qhov kev tiv thaiv thiab txhim kho tag nrho cov cuab yeej ua haujlwm.

Txhim kho Magnetic Properties
Nanocrystalline hlau nthuav tawm cov khoom sib nqus zoo dua qub, ua rau lawv zoo heev rau kev siv hauv cov hlau nplaum sensors, transformers, thiab inductors. Cov yam ntxwv zoo tshaj plaws ntawm cov khoom siv nanocrystalline tau qhib txoj hauv kev rau cov khoom siv hluav taws xob ntau dua thiab kev cog lus.

Txhim kho Mechanical Strength
Txawm hais tias lawv cov qoob loo txo qis, cov ntaub ntawv nanocrystalline tuaj yeem muaj lub zog tshwj xeeb. Qhov no ua rau lawv txaus nyiam rau cov ntawv thov uas ob qho tib si lub zog thiab qhov me me yog qhov tseem ceeb, xws li microelectromechanical systems (MEMS) thiab nanoelectromechanical systems (NEMS).

Txhim kho zog cia
Cov ntaub ntawv nanocrystalline tau pom tias muaj peev xwm zoo rau kev siv hluav taws xob cia, tshwj xeeb hauv cov roj teeb thiab supercapacitors. Lawv qhov chaw siab tshaj plaws thiab txoj hauv kev luv luv rau kev thauj mus los ionic pab kom them sai dua thiab muaj zog dua, hais txog qhov xav tau ntau ntxiv rau cov kev daws teeb meem ntawm lub zog thiab ruaj khov.

Cov txiaj ntsig ntawm Kev Kho Mob Nanocrystalline Cov Khoom Siv

Precise Drug Delivery

Nanocrystals tuaj yeem thauj khoom nrog kev kho mob thiab tsom ncaj qha rau cov kab mob lossis cov ntaub so ntswg. Qhov no precision pab txo cov kev mob tshwm sim thiab txhim kho cov txiaj ntsig ntawm kev kho mob.

Txhim kho Diagnostic Accuracy

Nanoparticles tuaj yeem ua raws li tus neeg sawv cev sib txawv, txhim kho cov duab kos duab xws li MRI, CT scans, thiab X-rays. Qhov no ua rau pom kev zoo dua ntawm cov qauv sab hauv thiab tshawb pom cov kab mob ntxov.

Txhim kho Antimicrobial Therapies

Cov ntaub ntawv nanocrystalline tuaj yeem ua haujlwm kom xa cov tshuaj tua kab mob ncaj qha rau cov kab mob lossis cov kab mob, muab txoj hauv kev zoo dua rau kev tiv thaiv kab mob.

Txhawb cov ntaub so ntswg Regeneration

Nanomaterials muab scaffold rau cov ntaub so ntswg loj hlob thiab tuaj yeem siv los txhawb kev tsim dua tshiab hauv cov ntaub so ntswg puas, pab kho qhov txhab thiab kho cov ntaub so ntswg.

Tshuaj kho tus kheej

Qhov zoo tshaj plaws customizable ntawm nanocrystalline cov ntaub ntawv tso cai rau tailoring kev kho mob rau tus neeg mob xav tau kev pab, txhim kho cov txiaj ntsig kev kho mob thiab cov neeg mob siab.

Cov ntawv thov tseem ceeb ntawm Nanocrystalline Cov Khoom Siv hauv Kev Kho Mob

Kev siv cov khoom siv nanocrystalline hauv kev kho mob muaj ntau heev. Nov yog qee qhov chaw tseem ceeb uas cov ntaub ntawv no ua rau muaj kev vam meej:

Drug Delivery Systems:Nanoparticles yog siv los encapsulate thiab tsom cov tshuaj rau cov chaw tshwj xeeb, txhim kho lawv cov txiaj ntsig thiab txo cov kev mob tshwm sim.

Kev Kho Mob Cancer:Nanoparticles tuaj yeem nqa cov tshuaj khomob ncaj qha rau cov qog hlwb, txo qis kev puas tsuaj rau cov ntaub so ntswg noj qab haus huv thiab txhim kho kev kho mob.

Biosensors:Nanocrystals muab tso rau hauv biosensors pab kom sai thiab nkag siab txog biomarkers, pab kuaj kab mob thiab saib xyuas.

Regenerative Tshuaj:Nanomaterials yog siv nyob rau hauv cov ntaub so ntswg engineering los tsim scaffolds uas txhawb kev loj hlob ntawm tes thiab cov ntaub so ntswg regeneration.

Antimicrobial Coatings:Nanoparticles tuaj yeem muab tso rau hauv cov txheej txheem los tiv thaiv kev kis kab mob hauv cov khoom siv kho mob thiab cog qoob loo.

Ua rau cov khoom siv Nanocrystalline

Synthesis ntawm nanocrystalline raw cov ntaub ntawv nyob rau hauv daim ntawv ntawm foils, hmoov, thiab nyob ntawm tej yog ncaj nraim, tab sis nanocrystalline raw cov ntaub ntawv yuav ua ntxhib thaum raug kub kub rau ncua sij hawm, yog li ntawd kub tsis tshua muaj yuav tsum tau integrate cov raw cov ntaub ntawv rau hauv tej. . Yuav tsum muaj txheej txheem ceev ceev. tiv thaiv. Ntau cov tswv yim xws li lub txim ntshav sintering thiab ultrasonic additive manufacturing qhia tau cog lus nyob rau hauv no hais txog, tab sis cov synthesis ntawm tej nanocrystalline Cheebtsam ntawm ib tug coj mus muag teev tseem tsis tau.

Dab tsi yog qhov txawv ntawm Nanocrystalline thiab Polycrystalline

Nanocrystalline

Cov ntaub ntawv nanocrystalline yog cov uas muaj cov khoom siv lead ua uas muaj qhov ntev ntawm nanometer nplai. Cov ntaub ntawv no zoo li ua rau qhov sib txawv ntawm cov khoom siv amorphous, yog li cov pob zeb siv lead ua no tau teem caij tsis muaj qhov ntev ntev. Yog li ntawd, nanocrystalline cov ntaub ntawv yog cov pa coarse-grained cov ntaub ntawv. Feem ntau, muaj qee qhov txawv me ntsis ntawm cov ntaub ntawv nanocrystalline. Txawm li cas los xij, cov khoom siv uas muaj cov hmoov nplej uas muaj qhov ntev hauv qab 100 nm feem ntau suav tias yog cov khoom siv nanocrystalline. Ntxiv mus, crystal grains muaj qhov ntev ntawm 100 mus rau 500 nm yog hu ua "ultrafine" nplej. Peb tuaj yeem sau cov ntaub ntawv nanocrystalline li NC.
X-ray diffraction yog cov txheej txheem tseem ceeb uas peb siv los ntsuas qhov loj ntawm cov khoom siv NC. Cov ntaub ntawv nrog cov khoom siv lead ua me me qhia pom qhov dav diffraction peaks. Cov peaks dav no tuaj yeem siv los txiav txim siab cov nplej loj siv Scherrer kab zauv thiab Williamson-Hall zaj duab xis. Los yog lwm yam, peb tuaj yeem siv ntau txoj hauv kev xws li Warren-Averbach txoj kev lossis kev ua qauv hauv computer ntawm tus qauv diffraction.
Thaum xav txog kev sib txuas ntawm cov khoom siv NC, muaj ntau txoj hauv kev. Cov txheej txheem no yog nyob ntawm theem ntawm cov teeb meem. Piv txwv li, muaj qee cov tswv yim rau NC ntau lawm xws li kev ua haujlwm hauv lub xeev, kev ua kua, kev ua vapour-theem, thiab kev daws teeb meem.

Polycrystalline

Cov ntaub ntawv polycrystalline yog cov uas muaj cov khoom siv lead ua uas muaj qhov ntev tshaj qhov ntsuas nanometer. Cov ntaub ntawv no feem ntau tshwm sim thaum txias. Cov khoom siv lead ua hauv cov ntaub ntawv polycrystalline hu ua "crystallites". Kev taw qhia ntawm cov crystallites hauv cov khoom siv feem ntau yog random yam tsis muaj kev taw qhia tshwj xeeb, random kev ntxhib los mos, thiab lwm yam. Peb tuaj yeem sau cov ntaub ntawv polycrystalline li PC.
Feem ntau cov organic solids peb paub yog cov ntaub ntawv polycrystalline. Qee qhov piv txwv muaj xws li ceramics, pob zeb, dej khov, thiab lwm yam. Cov qib ntawm crystallization hauv PC cov khoom yog qhov tseem ceeb hauv kev txiav txim siab cov khoom ntawm cov ntaub ntawv no. Piv txwv li, leej faj tuaj yeem pom nyob rau hauv ntau hom allotropic uas cov allotropes muaj cov khoom sib txawv raws li qib ntawm crystallinity.
Qhov loj ntawm crystallite tuaj yeem ntsuas tau siv cov txheej txheem X-ray diffraction. Qhov loj ntawm cov nplej kuj tuaj yeem txiav txim siab siv lwm txoj hauv kev xws li kis tau tus mob electron microscopy. Qee zaum, cov ntaub ntawv muaj ib qho loj loj crystallite uas tuaj yeem ua tau yooj yim.

Qhov txawv

Cov ntaub ntawv uas peb paub tuaj yeem muab faib ua cov chav sib txawv nyob ntawm seb qhov loj me lossis los ntawm kev saib cov khoom siv lead ua. Cov khoom siv nanocrystalline thiab cov khoom siv polycrystalline yog ob chav kawm. Cov ntaub ntawv uas muaj cov khoom siv lead ua nrog qhov ntev hauv qab 100 nm feem ntau suav tias yog cov khoom siv nanocrystalline thaum cov ntaub ntawv uas muaj cov hmoov nplej nrog qhov ntev tshaj 100 nm feem ntau suav tias yog cov ntaub ntawv polycrystalline. Yog li, qhov sib txawv tseem ceeb ntawm nanocrystalline thiab polycrystalline yog cov ntaub ntawv nanocrystalline yog ua los ntawm cov khoom hauv nanometer-scale hos cov ntaub ntawv polycrystalline yog ua los ntawm cov khoom loj.

Peb Cov Ntawv Pov Thawj

Tag nrho cov khoom tau dhau ROHS, SGS thiab lwm yam kev tiv thaiv ib puag ncig.

productcate-749-300

Peb cov khoom siv kuaj

productcate-666-357 productcate-665-357

Tej teeb meem ntawm Nanocrystalline khoom

Q: Dab tsi yog cov khoom ntawm nanocrystalline cov ntaub ntawv?

A: Nanocrystalline cov ntaub ntawv nthuav tawm muaj zog / hardness, txhim kho diffusivity, txhim kho ductility / toughness, txo qhov ntom, txo elastic modulus, siab dua hluav taws xob resistivity, nce tshwj xeeb kub, thermal expansion coefficient, qis thermal conductivity, thiab superior mos magnetic zog nyob rau hauv kev sib piv rau pa coarse-grained cov ntaub ntawv.

Q: Cov qauv ntawm cov khoom siv nanocrystalline yog dab tsi?

A: nanocrystalline cov ntaub ntawv yog ib leeg- lossis multiphase polycrystals nrog crystallite qhov ntau thiab tsawg ntawm ob peb nm (feem ntau 5-20 nm), yog li hais tias txog 30 vol% ntawm cov khoom muaj cov nplej lossis interphase ciam teb. Vim qhov loj ntawm cov qoob loo ciam teb thiab / lossis kev faib tawm dav ntawm interatomic spacings hauv cov ciam teb cov khoom ntawm nanocrystalline cov khoom sib txawv ntawm cov khoom siv crystalline thiab amorphous nrog tib cov tshuaj muaj pes tsawg leeg. nanocrystalline cov ntaub ntawv zoo li tso cai rau cov alloying ntawm conventionally insoluble Cheebtsam.

Q: Vim li cas nanocrystalline cov ntaub ntawv muaj zog dua?

A: Qhov nce ntawm qhov muaj zog tawm los yog tshwm sim los ntawm kev txhim kho feem ntawm cov qoob loo ciam teb, uas cuam tshuam rau kev txav ntawm kev txav mus los. Li no lub zog ntawm nanocrystalline hlau tau pom tias yuav nce los ntawm ntau npaum li qhov kev txiav txim ntawm qhov loj npaum li cov qoob loo txo qis rau qis qis ntawm nanoscale.

Q: Dab tsi yog cov ntawv thov ntawm nanocrystalline cov ntaub ntawv?

A: Cov nroj tsuag photovoltaic nrog lub zog cia. Solar-based hybrid zog tshuab nrog enriched tag nrho efficiency. Hybrid zog systems thiab lub zog cia technologies. Theem hloov cov ntaub ntawv rau kev tswj thermal. Organic dyes, quantum dot li sensitizers. Solid-state dye-sensitized solar cells.

Q: Dab tsi yog cov khoom ntawm nanocrystalline core?

A: Lub crystalline atomic qauv ntawm ib tug nanocrystalline core tsim superior magnetic zog, nrog rau siab saturation thiab siab permeability nyob rau hauv ib tug ntau zaus. Nanocrystalline alloys kuj pom AC poob qis thiab kev ua haujlwm siab, txawm tias qhov kub thiab txias.

Q: Dab tsi yog qhov thickness ntawm nanocrystalline core?

A: Zoo ib yam li cov amorphous alloys, cov ntaub ntawv no tau tsim nyob rau hauv cov txheej txheem quenching sai nrog kev kho cua sov tom ntej rau kev tsim cov nanocrystalline nplej hauv cov khoom. Vim yog cov txheej txheem tsim khoom, cov khoom siv los ua ib daim nyias nyias nrog lub thickness ntawm qis dua 20 µm thiab qhov dav sib txawv.

Q: Dab tsi yog qhov txawv ntawm amorphous thiab nanocrystalline cores?

A: Thaum kawg ntawm cov txheej txheem tsim khoom, cov amorphous cores tseem nyob nrog cov qauv hlau-iav, thaum lub nanocrystalline cores tau txais cov qauv ua kom zoo ntawm nanometric magnetic grains tawg nyob rau hauv amorphous metallic matrix.

Q: Qhov txawv ntawm nanocrystalline thiab polycrystalline yog dab tsi?

A: Muaj ntau qhov sib txawv ntawm Nanocrstalline thiab polycrystalline cov ntaub ntawv. Nyob rau hauv nanocrystalline cov ntaub ntawv, cov nplej yog nyob rau hauv nanosize, uas yog ob peb nanometers mus rau ib ncig ntawm 100 nanometers. Cov no tsis muaj qhov txawv ntawm cov lej no. Hauv cov khoom siv polycrtstalline, qhov loj me tsis muaj qhov txwv.

Q: Dab tsi yog nanocrystalline technology?

A: Nanocrystals yog cov cab kuj-dawb colloidal xa cov tshuab uas txhais tau tias lawv yuav luag 100% tshuaj. Cov tshuaj xa los ntawm nanocrystals muaj peev xwm txhim kho qhov ncauj bioavailability ntawm cov tshuaj insoluble dej, txo cov koob tshuaj, nce kev sib cais tshaj tawm thiab nce particle stability.

Q: nanocrystalline theem yog dab tsi?

A: Nanocrystalline cov ntaub ntawv (NCM) yog ib-theem lossis multiphase polycrystals, siv lead ua loj ntawm qhov kev txiav txim ntawm ob peb (feem ntau 1-10) nanometers, yog li hais txog 50 vol. % ntawm cov khoom muaj grain los yog interphase ciam teb.

Q: Dab tsi yog grain loj ntawm nanocrystalline cov ntaub ntawv?

A: Nanocrystalline (NC) cov ntaub ntawv, txhais tau tias yog polycrystals nrog ib tug grain loj ntawm feem ntau Less tshaj los yog sib npaug zos rau 100 nm, tau raug soj ntsuam xyuas nyob rau hauv tsis ntev los no xyoo 1, 2. Vim hais tias ntawm cov nplej me me heev, ib tug loj ntim. ib feem ntawm cov atoms nyob rau hauv lub grain ciam teb.

Q: Cov khoom siv dab tsi siv nyiaj nanoparticles?

A: Cov nyiaj nanoparticles feem ntau yog siv sterilizing nanomaterials hauv kev siv thiab kho cov khoom, piv txwv li, textiles, hnab ntim khoom noj, lub tub yees, thiab cov khoom tu tus kheej.

Q: Dab tsi yog nanocrystalline hlau?

A: Nanocrystalline hlau tuaj yeem tsim los ntawm kev sib zog sai los ntawm cov kua siv cov txheej txheem xws li yaj spinning. Qhov no feem ntau tsim cov hlau amorphous, uas tuaj yeem hloov mus rau hauv cov hlau nanocrystalline los ntawm kev ua kom sov siab tshaj qhov kub ntawm crystallization.

Q: Dab tsi yog metallic nanocrystals?

A: Hauv kev sib nqus, "mos" piav qhia txog cov khoom sib nqus uas tsis muaj coercivity, piv txwv li, ib qho alloy tsim los ntawm crystallizing Fe-raws li amorphous mos magnetic alloy. Nyob rau hauv cov ntaub ntawv no, nanocrystal nplej yog dispersed heev tusyees nyob rau hauv lub amorphous (los yog non-crystalized) theem. Cov khoom no yog ferromagnetic nyob rau hauv chav tsev kub, thiab ua ke nrog cov nanocrystals, paub ib tug tsawg saturation magnetostriction tas li, ua rau nws ib tug heev magnetically mos cov ntaub ntawv. Cov khoom siv no feem ntau yog siv rau hauv choke coils thiab transformers rau hluav taws xob hluav taws xob vim nws cov yam ntxwv zoo heev piv rau cov khoom siv sib nqus. Cov yam ntxwv zoo no tso cai rau cov khoom tsim nrog nws kom txo qis hauv qhov loj.

Q: nanocrystals txawv li cas?

A: Nanocrystalline soft magnetic cores yog tsim los ntawm casting cov hlau molten rau hauv cov khoom nyias nyias thiab tom qab ntawd txias nws sai. Cov txheej txheem tswj tau zoo heev yog tom qab ntawd ua haujlwm los tsim kom muaj qhov sib xws thiab zoo heev nanocrystalline microstructure nrog cov nplej ntau ntawm ~ 10 nm. Cov txheej txheem no tsim cov tshuaj EMI ua haujlwm siab, tab sis cov hlau nyias nyias qhov txhab ua ke tau yooj yim puas los ntawm kev poob siab lossis kev co.

Q: Dab tsi yog qhov kev siv zoo tshaj plaws ntawm nanocrystals?

A: Cov ntawv thov zoo tshaj plaws rau nanocrystal ferromagnets suav nrog cov khoom siv hluav taws xob siab tam sim no. Nyob rau hauv high tam sim no, lub winding txoj kab uas hla yuav thicker, uas txwv tus naj npawb ntawm lem, thiab siab inductance yuav tsis tau, ua rau tsis txaus attenuation nyob rau hauv tsawg zaus sab. Cov ntaub ntawv nanocrystalline yog qhov kev xaiv zoo dua rau cov ntawv thov no. Txawm li cas los xij, txij li cov ntaub ntawv nanocrystal dhau qhov sib nqus flux zoo, saturation vim yog hom tam sim no yuav tshwm sim. Nyob rau hauv tas li ntawd, ib tug coil siv ib tug ferrite cov ntaub ntawv xws li 5HT los yog 7HT, uas tsis muaj ib tug heev sib nqus permeability thiab muaj ib tug kuj high magnetic flux ceev yuav ua tau zoo. Lwm daim ntawv thov uas zoo tagnrho rau cov ntaub ntawv nanocrystal suav nrog: EMI lim / hom chokes thiab tam sim no sensors / magnetic sensors.

Q: Dab tsi yog cov ntawv thov ntawm nanocrystalline cov ntaub ntawv?

Q: Dab tsi yog qhov siv ntau tshaj ntawm nanoparticles?

A: Nanoparticles tam sim no tau siv rau hauv kev tsim cov tsom iav tsis pom kev, cov xim tawg-resistant, anti-graffiti coatings rau cov phab ntsa, pob tshab sunscreens, stain-repellent fabrics, self-tu qhov rais thiab ceramic coatings rau hnub ci hlwb.

Q: Qhov txawv ntawm nanocrystalline thiab polycrystalline yog dab tsi?

Q: Dab tsi yog nanocrystalline magnetic cov ntaub ntawv?

A: Nanocrystalline yog cov khoom sib nqus mos uas tsim los ntawm 82% hlau uas tau raug hu ua lub neej yav tom ntej ntawm cov khoom sib nqus hauv lub zog hluav taws xob. Ntau dua permeability txhais tau tias txo qis transformers, uas tuaj yeem txhais tau tias txo qhov loj thiab qhov hnyav.

Peb nyob nraum kev nanocrystalline khoom manufacturers thiab lwm tus neeg nyob hauv Suav teb, tshwj xeeb hauv kev muab cov kev pabcuam zoo. Peb sov siab txais tos koj mus yuav cov khoom siv nanocrystalline hauv Suav teb nov los ntawm peb lub hoobkas.