Neodymium hlau nplaum, tseem hu ua NdFeB hlau nplaum, yog hom muaj zog ntawm cov hlau nplaum ruaj khov uas tau hloov pauv ntau yam kev lag luam. Cov hlau nplaum no yog tsim los ntawm neodymium, hlau, thiab boron, thiab muaj cov khoom tshwj xeeb uas ua rau lawv nrhiav tau zoo heev. Ib qho txiaj ntsig tseem ceeb ntawm neodymium hlau nplaum yog lawv lub peev xwm khaws lawv cov khoom sib nqus ntev ntev. Cov cuab yeej no ua rau lawv muaj txiaj ntsig zoo hauv ntau yam kev siv.
Neodymium hlau nplaum muaj keeb kwm zoo nkauj. Lawv tau pom thawj zaug hauv xyoo 1982 los ntawm General Motors thiab Sumitomo Special Metals, thiab txij li ntawd los, lawv tau nrov zuj zus hauv ntau qhov kev lag luam. Cov hlau nplaum neodymium yog tsim los siv cov txheej txheem hu ua sintering, qhov twg cov khoom siv raw yog rhuab kom txog thaum lawv yaj, thiab tom qab ntawd lawv txias sai heev los tsim cov khoom.
Cov khoom tshwj xeeb ntawm cov hlau nplaum neodymium ua rau lawv xav tau heev. Lawv muaj lub zog magnetic teb siab, uas tso cai rau lawv los tsim ib qho tseem ceeb ntawm lub zog sib nqus. Tsis tas li ntawd, lawv muaj peev xwm tiv taus demagnetization, ua rau lawv zoo tagnrho rau kev siv hauv cov ntawv thov kub. Lawv kuj tseem pheej yig los tsim, ua rau lawv nkag mus rau ntau yam kev lag luam.
Neodymium hlau nplaum pom cov ntawv thov hauv ntau qhov kev lag luam. Lawv feem ntau siv hauv cov khoom siv hluav taws xob me xws li smartphones, headphones, thiab hard drives, qhov twg lawv qhov me me thiab lub zog siab ua rau lawv zoo tagnrho. Lawv kuj tau siv rau hauv cov tshuab ua lag luam loj xws li tshuab MRI, cua turbines, thiab hluav taws xob tsheb, qhov twg lawv lub zog thiab kav ntev heev.
Hauv kev lag luam aerospace, cov hlau nplaum neodymium yog siv los tsim lub cev muaj zog thiab lub cev nyhav rau kev siv dav hlau. Hauv kev lag luam kho mob, lawv tau siv los tsim MRI tshuab thiab lwm yam khoom siv kho mob. Hauv kev lag luam hluav taws xob tauj dua tshiab, cov hlau nplaum neodymium yog siv los tsim cov cua turbines zoo heev.
Cov khoom ntawm Neodymium Magnets:
Ib qho ntawm cov khoom tshwj xeeb ntawm Neodymium hlau nplaum yog lawv lub zog zoo kawg. Cov hlau nplaum no muaj cov hlau nplaum sib nqus uas yog 1.4 npaug zog dua li cov hlau nplaum ib txwm muaj, xws li cov khoom ua los ntawm ceramic lossis alnico. Lub zog no tso cai rau cov hlau nplaum Neodymium siv rau ntau yam kev siv, los ntawm cov khoom siv hluav taws xob me mus rau cov tshuab loj.
Lwm cov cuab yeej ntawm Neodymium hlau nplaum yog lawv lub peev xwm khaws lawv cov khoom sib nqus hauv lub sijhawm ntev. Cov hlau nplaum no raug suav tias yog cov hlau nplaum ruaj khov, uas txhais tau hais tias lawv tsis tas yuav muaj qhov sib nqus sab nraud los tswj lawv cov hlau nplaum. Qhov no ua rau cov hlau nplaum Neodymium zoo tagnrho rau siv hauv cov khoom siv uas xav tau lub sijhawm ntev, txhim khu kev qha ntawm cov hlau nplaum.
Daim ntawv thov ntawm Neodymium Magnets:
Neodymium hlau nplaum yog siv nyob rau hauv ntau yam kev siv, los ntawm cov khoom siv hluav taws xob me mus rau cov cav tov loj. Qee qhov kev siv ntau tshaj plaws ntawm Neodymium hlau nplaum suav nrog:
● Hluav taws xob cov Motors:Ib qho ntawm cov kev siv tseem ceeb tshaj plaws ntawm Neodymium hlau nplaum yog nyob rau hauv kev tsim hluav taws xob motors. Cov hlau nplaum no yog siv rau hauv cov motors ntawm ntau qhov ntau thiab tsawg, los ntawm cov motors me me siv hauv cov khoom siv hauv tsev mus rau cov tshuab loj loj. Lub siab sib nqus teb lub zog ntawm cov hlau nplaum no tso cai rau cov qib siab ntawm cov hluav taws xob tso tawm hauv qhov loj me, ua rau lawv zoo tagnrho rau kev siv hluav taws xob.
● Sib Nqus Separators:Neodymium hlau nplaum yog siv rau hauv cov hlau nplaum sib nqus kom tshem tawm cov khoom siv hlau nplaum uas tsis xav tau los ntawm cov khoom xws li zaub mov, tshuaj, thiab tshuaj. Sib nqus separators yog siv nyob rau hauv ntau yam kev lag luam los cais cov khoom sib nqus los ntawm cov khoom tsis sib nqus. Neodymium hlau nplaum yog tshwj xeeb tshaj yog zoo nyob rau hauv sib nqus sib nqus vim lawv siab magnetic teb lub zog thiab tsawg yuag.
● MRI tshuab:Cov tshuab magnetic resonance imaging (MRI) siv cov hlau nplaum muaj zog los tsim cov duab ntxaws ntawm tib neeg lub cev. Neodymium hlau nplaum yog siv rau hauv cov tshuab no los tsim cov hlau nplaum uas xav tau los tsim cov duab. MRI cov cav tov feem ntau muaj ob peb cov hlau nplaum loj Neodymium teeb tsa hauv ib lub cylindrical zoo ib ncig ntawm tus neeg mob. Lub siab sib nqus teb lub zog ntawm cov hlau nplaum no tso cai rau cov duab daws teeb meem siab.
● Cua Turbines:Neodymium hlau nplaum yog siv los tsim cov cua turbines. Cov hlau nplaum yog siv nyob rau hauv lub tshuab hluav taws xob turbine los hloov lub zog hloov ntawm cov hniav mus rau hauv lub zog hluav taws xob. Lub siab sib nqus lub zog ntawm Neodymium hlau nplaum tso cai rau qib siab ntawm lub zog tso zis hauv qhov loj me, ua rau lawv zoo tagnrho rau kev siv hauv cua turbines.
● Cov hniav nyiaj hniav kub:Neodymium hlau nplaum kuj tseem siv rau hauv cov khoom siv hlau nplaum. Cov hniav nyiaj hniav kub sib nqus ntseeg tau muab cov txiaj ntsig kev noj qab haus huv xws li mob nyem thiab txhim kho kev ncig. Cov hlau nplaum feem ntau yog siv rau hauv bracelets, necklaces, thiab lwm yam ntawm cov hniav nyiaj hniav kub. Txawm li cas los xij, nws yog ib qho tseem ceeb uas yuav tsum nco ntsoov tias qhov ua tau zoo ntawm cov hniav nyiaj hniav kub sib nqus hauv kev muab cov txiaj ntsig kev noj qab haus huv tsis muaj pov thawj scientific.
Ntxiv nrog rau cov ntawv thov saum toj no, cov hlau nplaum Neodymium kuj tseem siv tau rau ntau yam kev lag luam, suav nrog kev lag luam tsheb, kev lag luam aerospace, thiab kev lag luam hluav taws xob. Cov hlau nplaum no kuj siv tau rau hauv cov hais lus, lub mloog pob ntseg, thiab microphones.
Cov yam ntxwv ntawm Neodymium Magnets
Neodymium hlau nplaum yog qhov kev xaiv nrov rau ntau yam kev siv vim lawv cov khoom tshwj xeeb. Cov hlau nplaum no yog tsim los ntawm neodymium, hlau, thiab boron alloy, uas ua rau lawv muaj zog magnetic teb. Nov yog qee qhov tseem ceeb ntawm cov khoom siv neodymium uas ua rau nws muaj txiaj ntsig thiab ntau yam kev xaiv:
● Siab zog sib nqus
Cov hlau nplaum neodymium muaj zog dua li lwm cov khoom sib nqus, suav nrog ferrite thiab alnico hlau nplaum. Lawv yog hom muaj zog tshaj plaws ntawm cov hlau nplaum ruaj khov tam sim no. Lub zog sib nqus no ua rau cov hlau nplaum neodymium zoo tagnrho rau cov ntawv thov uas xav tau cov hlau nplaum muaj zog, xws li cov motors, generators, thiab sib nqus sib nqus.
● Compact Size
Txawm hais tias lawv lub zog sib nqus siab, cov hlau nplaum neodymium yog qhov me me thiab lub teeb yuag. Qhov loj me me no ua rau lawv qhov kev xaiv zoo tshaj plaws rau cov ntawv thov uas qhov chaw muaj tsawg. Lawv feem ntau siv hauv cov khoom siv hluav taws xob me xws li lub mloog pob ntseg, hais lus, thiab smartphones.
● Kev kub siab dav
Cov hlau nplaum neodymium tuaj yeem ua haujlwm tau zoo ntawm qhov kub ntawm -40 degree txog 200 degree . Qhov kub ntau yam no ua rau lawv tsim nyog siv rau hauv ntau hom kev lag luam thiab kev tshawb fawb. Lwm cov khoom sib nqus xws li ferrite thiab alnico hlau nplaum muaj qhov ntsuas kub ntau dua, uas tuaj yeem txwv tsis pub siv qee yam kev siv.
● Corrosion Resistance
Cov hlau nplaum neodymium muaj kev tiv thaiv corrosion siab thiab yog li tsis tshua muaj kev puas tsuaj rau lub sijhawm. Qhov no tiv thaiv corrosion ua rau lawv zoo tagnrho rau siv nyob rau hauv daim ntaub ntawv uas raug rau ya raws los yog lwm yam corrosive tshuaj yog ib qho kev txhawj xeeb. Lwm cov ntaub ntawv sib nqus xws li cov hlau nplaum ferrite muaj kev cuam tshuam rau corrosion thiab yuav xav tau cov txheej txheem tiv thaiv ntxiv.
● Ntau yam
Neodymium hlau nplaum yog ntau yam zoo kawg thiab tuaj yeem siv rau ntau yam kev siv. Lawv feem ntau siv rau hauv lub cev muaj zog, lub tshuab hluav taws xob, thiab cov sib nqus sib nqus, nrog rau hauv cov ntawv tshwj xeeb xws li MRI tshuab, hais lus nrov, thiab cov hniav nyiaj hniav kub sib nqus.
● Nqi-zoo
Txawm hais tias lawv lub zog sib nqus siab, cov hlau nplaum neodymium feem ntau siv nyiaj ntau dua li lwm cov khoom sib nqus xws li samarium cobalt hlau nplaum. Qhov kev pheej yig no ua rau lawv muaj kev xaiv zoo rau cov tuam txhab uas xav tau cov hlau nplaum muaj zog rau lawv cov khoom.
● Environmental Impact
Neodymium hlau nplaum muaj qhov cuam tshuam ib puag ncig qis dua li lwm cov khoom sib nqus. Lawv yog tsim los ntawm ntau cov ntaub ntawv, thiab cov txheej txheem ntau lawm yog tsawg zog-intensive tshaj lwm yam khoom sib nqus xws li samarium cobalt hlau nplaum. Tsis tas li ntawd, cov hlau nplaum neodymium tuaj yeem rov ua dua, ua rau lawv muaj kev xaiv zoo dua.
● Durability
Lwm qhov tseem ceeb ntawm cov khoom siv Neodymium yog nws cov kav ntev. Cov hlau nplaum no muaj zog heev rau demagnetization thiab tuaj yeem khaws lawv lub zog sib nqus tau ntev. Qhov no ua rau lawv zoo tagnrho rau kev siv hauv cov ntawv thov uas muaj kev ntseeg siab yog qhov tseem ceeb, xws li hauv kev siv tshuab lossis khoom siv kho mob. Txawm li cas los xij, thaum Neodymium hlau nplaum muaj ntau yam txiaj ntsig, lawv kuj ua rau muaj kev pheej hmoo thiab kev xav txog kev nyab xeeb uas yuav tsum tau ua tiag tiag.
Muaj peev xwm txaus ntshai
● Risk ntawm Ingestion:Ib qho ntawm cov kev pheej hmoo tseem ceeb cuam tshuam nrog Neodymium hlau nplaum yog kev noj. Cov hlau nplaum no me me, tab sis muaj zog heev, thiab tuaj yeem ua rau muaj mob hnyav yog tias nqos tau. Kev noj ntau tshaj ib lub hlau nplaum tuaj yeem ua rau lawv sib nyiam los ntawm cov phab ntsa hauv plab hnyuv, uas tuaj yeem ua rau txhaws, perforations, thiab txawm tuag.
● Risk ntawm Pinching thiab Crushing:Neodymium hlau nplaum kuj tseem muaj kev pheej hmoo ntawm pinching thiab crushing. Yog tias ob lub hlau nplaum raug tso cai los ua ke sai, lawv tuaj yeem rub cov tawv nqaij lossis lub cev, ua rau raug mob. Tsis tas li ntawd, Neodymium hlau nplaum tuaj yeem yooj yim tsoo cov ntiv tes lossis lwm yam hauv lub cev yog tias lawv raug ntes ntawm ob lub hlau nplaum zoo nkauj.
● Risk ntawm Magnetic Interference:Lwm qhov kev xav txog kev nyab xeeb thaum ua haujlwm nrog Neodymium hlau nplaum yog qhov kev pheej hmoo ntawm kev cuam tshuam cov hlau nplaum. Cov hlau nplaum no tuaj yeem cuam tshuam nrog cov khoom siv hluav taws xob xws li pacemakers, credit cards, thiab hard drives. Yog li ntawd, nws yog ib qho tseem ceeb kom khaws cov hlau nplaum Neodymium kom deb ntawm cov khoom siv no kom tsis txhob muaj kev puas tsuaj.
● Risk of Damage rau Magnet:Cov hlau nplaum neodymium raug puas tsuaj yog tias tsis ua haujlwm zoo. Tsoo lossis ntaus cov hlau nplaum tuaj yeem ua rau lawv tawg lossis nti, cuam tshuam rau lawv lub zog sib nqus. Tsis tas li ntawd, raug rau cov hlau nplaum muaj zog tuaj yeem demagnetize lossis ua rau cov hlau nplaum tsis muaj zog. Neodymium Magnets ntawm superior zoo yog siv nyob rau hauv zus tau tej cov Tube Magnets uas muaj peev xwm ua hauj lwm zoo nyob rau hauv ib puag ncig nrog kub txog li 212 degrees F. Nws yog tsim nyog sau cia hais tias lub zog sib nqus ntawm cov hlau nplaum no pib maj mam poob tshaj 176 degrees F. Txawm li cas los, qhov no. Kev poob ntawm lub zog sib nqus yog thim rov qab, thiab lub zog sib nqus rov qab thaum qhov kub thiab txias rov qab mus rau qib qub.
Kev txiav txim siab txog kev nyab xeeb rau kev ua haujlwm nrog Neodymium Magnets:
1. Siv hnab looj tes thiab tiv thaiv iav
Thaum tuav cov hlau nplaum Neodymium, nws yog ib qho tseem ceeb uas yuav tsum hnav hnab looj tes thiab cov iav tiv thaiv. Cov hnab looj tes tuaj yeem tiv thaiv koj cov tawv nqaij los ntawm pinching lossis crushing raug mob, thaum cov iav tiv thaiv xws li tsom iav kev nyab xeeb tuaj yeem tiv thaiv koj ob lub qhov muag los ntawm ya chips lossis hmoov av.
2. Khaws cov hlau nplaum kom deb ntawm cov khoom siv hluav taws xob
Raws li tau hais ua ntej, Neodymium hlau nplaum tuaj yeem cuam tshuam nrog cov khoom siv hluav taws xob xws li pacemakers, credit cards, thiab hard drives. Yog li ntawd, nws yog ib qho tseem ceeb kom khaws cov hlau nplaum Neodymium kom deb ntawm cov khoom siv no.
3. Khaws Magnets hauv qhov chaw nyab xeeb
Cov hlau nplaum neodymium yuav tsum muab cia rau hauv qhov chaw txias, qhuav kom deb ntawm cov dej noo thiab kub. Tsis tas li ntawd, lawv yuav tsum tau khaws cia kom deb ntawm lwm cov hlau nplaum kom tsis txhob muaj kev pheej hmoo ntawm pinching lossis crushing raug mob.
4. Khaws cov hlau nplaum tawm ntawm qhov ncav cuag me nyuam yaus thiab tsiaj
Cov hlau nplaum neodymium muaj zog heev, thiab yog tias nqos tau, tuaj yeem ua rau muaj kev phom sij loj rau menyuam yaus thiab tsiaj. Yog li ntawd, nws yog ib qho tseem ceeb kom khaws cov hlau nplaum no kom deb ntawm cov menyuam yaus thiab cov tsiaj.
Cov qib feem ntau ntawm Neodymium hlau nplaum
Neodymium hlau nplaum tuaj nyob rau hauv ntau qib, nrog rau txhua qib muaj nws cov khoom sib nqus tshwj xeeb. Nyob rau hauv seem no ntawm tsab xov xwm, peb yuav tshawb xyuas cov qib feem ntau ntawm cov hlau nplaum neodymium. Kev nkag siab txog qhov sib txawv ntawm ntau qib tuaj yeem pab koj xaiv cov hlau nplaum zoo tshaj plaws rau koj daim ntawv thov tshwj xeeb. Cov qib feem ntau ntawm Neodymium hlau nplaum yog:
● N35 Neodymium hlau nplaum
N35 yog qib siv ntau tshaj ntawm cov hlau nplaum neodymium. Nws muaj cov khoom siv hluav taws xob siab tshaj plaws ntawm 35 MGOe (Mega Gauss Oersteds), uas yog qhov ntsuas ntawm lub zog sib nqus ntawm cov hlau nplaum. N35 hlau nplaum kuj pheej yig thiab muaj cov khoom sib nqus zoo, ua rau lawv haum rau ntau yam kev siv.
● N38 Neodymium hlau nplaum
N38 hlau nplaum muaj lub zog siab tshaj plaws ntawm 38 MGOe, uas yog me ntsis siab dua li ntawm N35 hlau nplaum. Lawv yog me ntsis kim dua N35 hlau nplaum tab sis muaj cov khoom sib nqus zoo dua. N38 hlau nplaum yog haum rau cov ntawv thov uas yuav tsum tau muaj zog hlau nplaum.
● N40 Neodymium hlau nplaum
N40 hlau nplaum muaj lub zog siab tshaj plaws ntawm 40 MGOe, uas siab dua li ntawm N38 hlau nplaum. Lawv kim dua N35 thiab N38 hlau nplaum tab sis muaj cov khoom sib nqus zoo dua. N40 hlau nplaum yog haum rau daim ntaub ntawv uas yuav tsum tau muaj zog magnetic teb, xws li motors thiab generators.
● N42 Neodymium hlau nplaum
N42 hlau nplaum muaj lub zog siab tshaj plaws ntawm 42 MGOe, uas siab dua li ntawm N40 hlau nplaum. Lawv kim dua N35, N38, thiab N40 hlau nplaum tab sis muaj cov khoom sib nqus zoo dua. N42 hlau nplaum yog haum rau daim ntaub ntawv uas yuav tsum tau muaj zog magnetic teb, xws li high-ceev motors thiab cua turbines.
● N45 Neodymium hlau nplaum
N45 hlau nplaum muaj lub zog siab tshaj plaws ntawm 45 MGOe, uas siab dua li ntawm N42 hlau nplaum. Lawv kim dua N35, N38, N40, thiab N42 hlau nplaum tab sis muaj cov khoom sib nqus zoo dua. N45 hlau nplaum yog tsim rau daim ntaub ntawv uas yuav tsum tau muaj zog magnetic teb, xws li high-kev ua tau zoo motors thiab generators.
● N48 Neodymium hlau nplaum
N48 hlau nplaum muaj lub zog siab tshaj plaws ntawm 48 MGOe, uas siab dua li ntawm N45 hlau nplaum. Lawv kim dua N35, N38, N40, N42, thiab N45 hlau nplaum tab sis muaj cov khoom sib nqus zoo dua. N48 hlau nplaum yog tsim rau cov ntawv thov uas yuav tsum muaj qhov sib nqus muaj zog heev, xws li cov khoom siv kho mob thiab kev siv dav hlau.
● N50 Neodymium hlau nplaum
N50 hlau nplaum muaj lub zog siab tshaj plaws ntawm 50 MGOe, uas siab dua li ntawm N48 hlau nplaum. Lawv kim dua N35, N38, N40, N42, N45, thiab N48 hlau nplaum tab sis muaj cov khoom sib nqus zoo dua. N50 hlau nplaum yog haum rau daim ntaub ntawv uas yuav tsum tau muaj ib tug tsis tshua muaj zog magnetic teb, xws li sib nqus bearings thiab sib nqus couplings.
● N52 Neodymium hlau nplaum
N52 hlau nplaum muaj lub zog siab tshaj plaws ntawm 52 MGOe, uas yog qhov siab tshaj plaws ntawm cov qib sib txawv ntawm cov hlau nplaum neodymium. Lawv yog cov kim tshaj plaws ntawm cov qib sib txawv ntawm cov hlau nplaum neodymium tab sis muaj cov khoom sib nqus zoo tshaj plaws. N52 hlau nplaum yog tsim rau cov ntawv thov uas yuav tsum muaj qhov tshwj xeeb muaj zog sib nqus, xws li cov neeg hais lus ua haujlwm siab thiab MRI tshuab.
● N55 Neodymium hlau nplaum
N55 hlau nplaum yog qhov muaj zog tshaj plaws thiab kim tshaj plaws ntawm txhua qib ntawm cov hlau nplaum neodymium. Lawv muaj cov khoom siv hluav taws xob siab tshaj plaws ntawm 55 MGOe, uas ua rau lawv haum rau ob peb daim ntawv thov niche uas yuav tsum muaj qhov muaj zog sib nqus zoo kawg. Cov hlau nplaum no feem ntau siv rau hauv cov tshuab ua haujlwm siab, cua turbines, thiab cov tshuab hluav taws xob uas xav tau kev ua haujlwm siab tshaj plaws.
| Qib | Remanence | Coercive Force | Intrisic Coerctive Force | Max Zog Khoom | Ua haujlwm Temp | ||||
| Br | Hcb | Hcl | (BH) max | L/D=0.7 | |||||
| KGS | T | KOJ | KA/m | KOJ | KA/m | MGOe | KJ/m | degree | |
| N35 | 11.7-12.2 | 1.17-1.22 | Ntau dua lossis sib npaug rau 10.9 | Ntau dua lossis sib npaug rau 888 | Ntau dua lossis sib npaug li 12 | Ntau dua lossis sib npaug li 955 | 33-36 | 263-287 | Tsawg dua los yog sib npaug li 80 |
| N38 | 12.2-12.5 | 1.22-1.25 | Ntau dua lossis sib npaug rau 11.3 | Ntau dua lossis sib npaug rau 899 | Ntau dua lossis sib npaug li 12 | Ntau dua lossis sib npaug li 955 | 36-39 | 287-310 | Tsawg dua los yog sib npaug li 80 |
| N40 | 12.5-12.8 | 1.25-1.28 | Ntau dua lossis sib npaug rau 11.4 | Ntau dua lossis sib npaug rau 907 | Ntau dua lossis sib npaug li 12 | Ntau dua lossis sib npaug li 955 | 38-41 | 302-326 | Tsawg dua los yog sib npaug li 80 |
| N42 | 12.8-13.2 | 1.28-1.32 | Ntau dua lossis sib npaug rau 11.5 | Ntau dua lossis sib npaug rau 915 | Ntau dua lossis sib npaug li 12 | Ntau dua lossis sib npaug li 955 | 40-43 | 318-342 | Tsawg dua los yog sib npaug li 80 |
| N45 | 13.2-13.8 | 1.32-1.38 | Ntau dua lossis sib npaug rau 11.6 | Ntau dua lossis sib npaug rau 923 | Ntau dua lossis sib npaug li 12 | Ntau dua lossis sib npaug li 955 | 43-46 | 342-366 | Tsawg dua los yog sib npaug li 80 |
| N48 | 13.8-14.2 | 1.38-1.42 | Ntau dua lossis sib npaug rau 11.6 | Ntau dua lossis sib npaug rau 923 | Ntau dua lossis sib npaug li 12 | Ntau dua lossis sib npaug li 955 | 46-49 | 366-390 | Tsawg dua los yog sib npaug li 80 |
| N50 | 14.0-14.5 | 1.40-1.45 | Ntau tshaj los yog sib npaug rau 10 | Ntau dua lossis sib npaug rau 796 | Ntau dua lossis sib npaug li 12 | Ntau dua lossis sib npaug li 955 | 48-51 | 382-406 | Tsawg dua los yog sib npaug li 80 |
| N52 | 14.3-14.8 | 1.43-1.48 | Ntau tshaj los yog sib npaug rau 10 | Ntau dua lossis sib npaug rau 796 | Ntau dua lossis sib npaug li 12 | Ntau dua lossis sib npaug li 955 | 50-53 | 398-422 | Tsawg dua los yog sib npaug li 80 |
Lus xaus
Npaj kom xav tsis thoob los ntawm qhov tsis txaus ntseeg ntawm cov hlau nplaum neodymium! Cov hlau nplaum zoo kawg li no, muaj li ntawm neodymium, hlau, thiab boron, muaj qhov zoo tshaj plaws uas lawv tau hloov pauv ntau yam lag luam. Xav txog cov hlau nplaum uas tuaj yeem tsim cov hlau nplaum uas muaj zog heev nws defies nws qhov me me. Qhov ntawd yog qhov tseeb neodymium hlau nplaum muaj. Lawv cov xwm txheej zoo li ntseeg lawv lub zog loj, ua rau lawv yog ib qho cuab yeej tseem ceeb hauv kev siv ntau yam.
Ib qho tseem ceeb tshaj plaws ntawm cov hlau nplaum neodymium yog lawv lub peev xwm los tswj lawv cov khoom sib nqus hauv lub sijhawm ntev. Tsis zoo li lwm cov hlau nplaum uas tsis muaj zog thaum lub sij hawm, cov hlau nplaum no khaws lawv lub zog, ua kom pom kev ua tau zoo thiab kev ntseeg tau. Lawv cov yam ntxwv tshwj xeeb ua rau cov hlau nplaum neodymium tau nrhiav tom qab hauv ntau qhov chaw. Siv cov kev lag luam aerospace, piv txwv li. Cov hlau nplaum no ua lub luag haujlwm tseem ceeb hauv satellite thev naus laus zis, tso cai rau qhov tseeb qhov chaw thiab ruaj khov ntawm lub dav hlau. Los ntawm cov khoom siv hluav taws xob tsawg tshaj plaws mus rau cov khoom lag luam loj tshaj plaws, cov hlau nplaum neodymium pab tsim cov khoom siv tshiab uas thawb cov ciam teb ntawm kev nce qib ntawm kev siv technology.
Tab sis nws tsis nres ntawd. Neodymium hlau nplaum kuj tseem muaj feem cuam tshuam rau kev noj qab haus huv. Lawv yog cov khoom tseem ceeb hauv cov khoom siv kho mob xws li MRI tshuab, muab cov ncauj lus kom ntxaws thiab raug rau cov kws kho mob. Cov hlau nplaum no pab txhawb kev nce qib ntawm kev kho mob science thiab txhim kho kev saib xyuas neeg mob.
Nrhiav kom qhib tag nrho lub peev xwm ntawm neodymium hlau nplaum rau koj lub lag luam? Saib tsis muaj ntxiv lawmGreat Magtech Electric. Peb pab pawg kws tshaj lij tshwj xeeb hauv kev tshawb fawb, kev tsim khoom, thiab kev muag khoom ntawm cov hlau nplaum neodymium zoo kom tau raws li koj cov kev xav tau tshwj xeeb. Nrog peb cov thev naus laus zis thev naus laus zis thiab kev pabcuam tshwj xeeb rau cov neeg siv khoom, peb tuaj yeem pab koj siv cov txiaj ntsig zoo kawg ntawm cov hlau nplaum neodymium thiab coj koj txoj kev lag luam mus rau qib tom ntej.Tiv tauj pebhnub no kom kawm paub ntau ntxiv thiab pib tshawb nrhiav qhov muaj peev xwm!