Neodymium 'Freezes' ku bushyuhe bwo hejuru

Abashakashatsi bagaragaje imyitwarire mishya idasanzwe mugihe ibikoresho bya magneti bishyuha. Iyo ubushyuhe buzamutse, magnetic spin muriyi ngingo "Gukonjesha" muburyo buhagaze, mubisanzwe bibaho mugihe ubushyuhe bugabanuka. Abashakashatsi basohoye ibyo babonye muri porty fiziki.

Abashakashatsi basanze iyi ngingo mu bikoresho bya Neodeymium. Mu myaka mike ishize, basobanuye ko iki kintu ari "ikirahure cyibasiye ikirahure". Spin Grall mubisanzwe nicyuma, urugero, atome yicyuma ivanze muburyo bwa atome yumuringa. Buri sertom atom ni nka rukuruzi nto, cyangwa spin. Ibi bikunze gushyirwaho ingingo muburyo butandukanye.

Bitandukanye nibirahure gakondo, bivanze kubushake hamwe nibikoresho bya magneti, Neodymium nikintu. Mugihe habuze ikindi kintu icyo aricyo cyose, cyerekana imyitwarire yo kwishyiriraho muburyo bwa Crystal. Kuzunguruka byerekana uburyo bwo kuzunguruka nka spiral, nibidasanzwe kandi burigihe bihinduka.

Muri ubu bushakashatsi bushya, abashakashatsi basanze iyo igihe bakubitaga Neodymium kuva --268 ° C to -265 ° C, spin "yakonje" mu buryo bukomeye, bukora magnet ku bushyuhe bwo hejuru. Nkuko ibikoresho bikonjesha, kuzunguruka kuzunguruka kugaruka.

Alexander Khajetope mu Buholandi, muri Alexander Khajetopa yagize ati: "Ubu buryo bwa 'FreeZing' ubusanzwe ntabwo bubaho mu bikoresho bya magneti."

Ubushyuhe bwo hejuru bwongera imbaraga mubintu, amazi, cyangwa imyuka. Kimwe kireba magnets: ku bushyuhe bwinshi, kuzunguruka mubisanzwe bitangira guhisha.

Khajetoorians yagize ati: "Imyitwarire ya magneti ya Neodeymium twabonye mubyukuri binyuranye n'ibibaho 'bisanzwe'." Ati: "Ibi ni ibintu bikunze kwiba, nk'amazi ahinduka urubura igihe yashyuha."

Ibi bintu bifitanye isano ntabwo bikunze kugaragara muri kamere - ibikoresho bike bizwiho kwitwara muburyo butari bwo. Urundi rugero ruzwi ni Rochelle Umunyu: amafaranga yacyo aregwa uburyo bwo gutegekwa ku bushyuhe bwinshi, ariko bugabanijwe ku bushyuhe bwo hasi.

Ibisobanuro bifatika byerekana ibirahure ninsanganyamatsiko ya 2021 yitiriwe Nobel muri fiziki. Gusobanukirwa uburyo ibyo bimera ibirahuri nabyo ari ngombwa mubindi bice bya siyansi.

Khajetoorians yagize ati: "Niba dushobora kwigana imyitwarire y'ibyo bikoresho, birashobora kandi kwemeza imyitwarire y'ibindi bikoresho."

Imbaraga zifatika zijyanye nigitekerezo cya Degeneracy: Ibihugu byinshi bitandukanye bifite imbaraga zimwe, kandi sisitemu iracika intege. Ubushyuhe burashobora guhindura iki kibazo: Gusa leta yihariye irahari, yemerera sisitemu kwinjira muburyo.

Iyi myitwarire idasanzwe irashobora gukoreshwa mububiko bushya bwo kubika amakuru cyangwa kubara, nkubwonko nko kubara.


Igihe cya nyuma: Aug-05-2022