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Ibyiza nibibi bya Sm2Co17 na SmCo5 ibikoresho bya magneti bihoraho

Ugereranije na SmCo5 ,.Sm2Co17ifite ibyiza bikurikira:

1. Ibiri muri cobalt na samarium muri formula ya magnetiki ihoraho ya Sm2Co17 iri munsi yibya magnetiki ya SmCo5 ihoraho, bizigama cyane ikiguzi cyibikoresho fatizo.Kuberako ibikoresho bya samariyumu na cobalt bihenze ugereranije nibyuma bidasanzwe, bityo igiciro cyibikoresho bya magnetiki bihoraho bya Sm2Co17 biri munsi yicya SmCo5;

2. Ubushyuhe bwa magnetiki induction ya Sm2Co17 ya magnetiki ihoraho ni hafi -0.02% / ℃, irashobora gukora murwego rwa -60 ~ 350 ℃, ikaba itagereranywa nibikoresho bya rukuruzi bya SmCo5 bihoraho;

3.Ubushyuhe bwa Curie buri hejuru.Ingingo ya Curie yibikoresho bya Sm2Co17 ni 840 ~ 870 and, naho Curie yibikoresho bya SmCo5 ni 750 ℃.Ibi bivuze ko Sm2Co17 irwanya ubushyuhe bwinshi kuruta SmCo5.Ariko, ugereranije na SmCo5 ibikoresho bya magnetiki bihoraho, inzira yo gukora Sm2Co17 iragoye.Kugirango tunoze agahato, igomba gusaza mugihe cyigihe kinini, kandi ikiguzi cyibikorwa kirenze icya SmCo5.Muri rukuruzi ihoraho, ibikoresho bya magneti Sm2Co17 ni ubwoko bwa rukuruzi ihoraho hamwe nubushyuhe bwo hejuru bwa serivisi.

Kubera ubwiyongere bukenewe kuri magnesi zihoraho zikoreshwa hejuru ya 400 ℃ mu kirere no mu nganda za elegitoronike, ibikoresho bya magnetiki bihoraho bifite ubushyuhe bwa serivisi nziza kandi nibikorwa byiza byuzuye byakirwa neza na rubanda.Nubwo ubushyuhe bwo gukora bwa magneti ya Alnico ihoraho buri hejuru ya 500 ℃, imbaraga zayo imbere ni nke cyane kuburyo zujuje ibisabwa kugirango zikoreshwe.NdFeb idasanzwe yisi yumubiri uhoraho ifite imbaraga nyinshi kandi ikora neza, ariko ubushyuhe bwo gukoresha ntibushobora kuzuza ibisabwa hejuru, kubera ubushyuhe buke bwa Curie hamwe na coefficient nini yubushyuhe.Kubera imikorere myiza, Sm2Co17 ibikoresho bya magnetiki bihoraho byakoreshejwe cyane mumoteri, ibikoresho bisobanutse, ibikoresho bya microwave, sensor, detector nizindi nzego zikoranabuhanga.


Igihe cyo kohereza: Kanama-18-2018