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  • Zeziphi iindidi zeenyithi ezitsalelekayo kwiMagnet yeNeodymium?

    Sonke siyazi ukuba iimagnethi zitsalelana kwiipali ezichaseneyo kwaye zigxotha njengezibonda. Kodwa ngokwenene zeziphi iintlobo zesinyithi abazitsalayo? Iimagnethi zeNeodymium zaziwa njengezona zinto zinamandla umazibuthe zikhoyo kwaye zinamandla okubamba ezi ntsimbi. Zibizwa ngokuba ziintsimbi ze-ferromagnetic eziqulethe ubukhulu becala i-iron, i-nickel kunye ne-alloys yomhlaba enqabileyo. Ngokuchasene noko, i-paramagnetism yeyona nto inomtsalane kakhulu phakathi kwezinye iintsimbi kunye noomazibuthe onokuthi uphawule.
    Ezona ntsimbi zisetyenziswa ngokuqhelekileyo ukutsalwa ngoomazibuthe okanye izixhobo zemagnethi ziintsimbi ezinentsimbi kunye nealloyi yentsimbi. Iintsimbi, ngokwemizekelo, zisetyenziswa ngokubanzi kwaye zinokuphathwa ngokulula ngokuphakamisa izixhobo eziqulethe imagnethi ye-neodymium. Ngenxa yokuba ezi electron zentsimbi kunye nemagnethi yazo inokulungelelaniswa lula nemagnethi yangaphandle, kulula ukuba imagnethi ye-neodymium itsalele kubo. Kwaye ngokusekwe kwithiyori efanayo, imagnethi ye-neodymium eyenziwe ngentsimbi inokutsalwa yimagnethi enamandla kwaye igcine imagnethi. I-alloys yensimbi engenasici kwelinye icala ayinayo le propati kwaye ayikwazi ukutsalwa kwimagnethi. I-nickel ye-Elemental kunye nezinye i-nickel alloys zikwayi-ferromagnetic, njengemagnethi ye-Aluminiyam-Cobalt-Nickel (alnico). Undoqo kubo ukuba batsalele kwiimagnethi kukwakheka kwealloyi yabo okanye zeziphi ezinye izinto abanazo. Iingqekembe zenickel azikho i-ferromagnetic kuba ziqulethe uninzi lobhedu kunye nenxalenye encinci yenickel.
    Iintsimbi ezifana ne-aluminiyam, ubhedu kunye negolide zibonisa i-paramagnetism okanye umtsalane obuthathaka. Xa zibekwe kummandla wemagnethi okanye kufutshane nemagnethi, ezo ntsimbi zenza ezazo imagnethi ezitsala ngokubuthathaka kwimagnethi kwaye aziqhubeki xa kususwa imagnethi yangaphandle.
    Ke, kubalulekile ukuqonda imathiriyeli yakho phambi kokuthenga nayiphi na imathiriyeli yemagnethi, ukufaka iimagnethi okanye ukuphakamisa iimagnethi. Kungcono ukufumanisa iingoma zemathiriyeli yakho yentsimbi apho imixholo ethile, oko kukuthi, ikhabhoni, ichaphazela kakhulu amandla okutsalwa kwemagnethi.


    Ixesha lokuposa: Epreli-22-2020