Pahu magnet Neodymiumʻo ia kekahi o nā ʻano magnet ikaika loa a kaulana loa ma ka honua. Hana ʻia kēia mau magnet mai kahi hui o neodymium, hao, a me boron (NdFeB), ka mea e hāʻawi iā lākou i nā waiwai magnetic ikaika. ʻO kaMākēneki cube neodymium 6*3he ʻano kaulana ia o kēia ʻano magnet, i ʻike ʻia no kona ikaika kupaianaha a me ke kūpaʻa.
Me 6 millimeters wale nō ka lōʻihi a me 3 millimeters ka laulā, ʻike ʻia paha he liʻiliʻi kēia mau magnet, akā he mana loa lākou. Hiki iā lākou ke hana i kahi mana magnetic ikaika e hiki ai ke huki a pale aku paha i nā magnet ʻē aʻe, nā mea metala, a i ʻole nā mea ferromagnetic e like me ka hao, nickel, a me ka cobalt. ʻO kēia ka mea e lilo ai lākou i koho kaulana no nā ʻano hana like ʻole, mai nā mīkini ʻoihana a hiki i nā mea uila mea kūʻai. E ʻoluʻolue kūkākūkā me mākouno nā noi kikoʻī.
ʻO kekahi o nā pono nui onā mākēneki neodymiumʻo ko lākou kūpaʻa kiʻekiʻe i ka demagnetization, ʻo ia hoʻi ke mālama nei lākou i ko lākou mau waiwai magnetic ma hope o ka hoʻopili ʻia ʻana i nā mahana kiʻekiʻe a i ʻole nā kahua magnetic. ʻO kēia ka mea kūpono iā lākou no ka hoʻohana ʻana i nā mea hana e pono ai ke hana mau i nā wā lōʻihi, ʻoiai ma nā wahi ʻino.
He paʻa loa hoʻi ka magnet cube neodymium 6*3, me ke kūpaʻa ikaika i ka pala a me ka oxidation. ʻO kēia ka mea kūpono no ka hoʻohana ʻana i nā wahi waho a i ʻole nā hana kahi e hōʻike ʻia ai ka magnet i ka makū a i ʻole nā mea ʻino ʻē aʻe.
Ma ke ʻano o nā noi, hiki ke hoʻohana ʻia ka magnet cube neodymium 6*3 i nā ʻano ʻoihana like ʻole, mai nā kaʻa a me nā aerospace a hiki i nā mea uila mea kūʻai aku a me nā mea lapaʻau. Hiki ke hoʻohana ʻia iā lākou e hana i nā motika torque kiʻekiʻe, nā mea ʻike magnetic, a me nā actuators, a me nā mīkini MRI, nā mea hoʻokaʻawale magnetic, a me nā lako ʻē aʻe.
Ma keʻano holoʻokoʻa, he magnet hilinaʻi loa a maʻalahi hoʻi ka magnet cube neodymium 6*3, me kahi ākea o nā noi a me nā waiwai magnetic kupaianaha. Inā ʻoe e ʻimi nei i kahi magnet no nā mīkini ʻoihana a i ʻole nā mea uila mea kūʻai aku, ʻo kēia magnet kahi koho kiʻekiʻe no kona ikaika, kūpaʻa, a me ke kūʻē ʻana i ka demagnetization.
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He 50mm ke anawaena o kēia diski magnetic neodymium a he 25mm ke kiʻekiʻe. He 4664 Gauss ka heluhelu flux magnetic a he 68.22 paona ka ikaika huki.
ʻO nā makeneka ikaika, e like me kēia diski Honua Kakaikahi, e hoʻopuka ana i kahi kahua makeneka ikaika e hiki ke komo i loko o nā mea paʻa e like me ka lāʻau, ke aniani a i ʻole ka palakiko. Loaʻa i kēia hiki ke hoʻohana pono ʻia no nā mea kālepa a me nā ʻenekinia kahi e hiki ai ke hoʻohana ʻia nā makeneka ikaika e ʻike i ka metala a i ʻole e lilo i mau ʻāpana i loko o nā ʻōnaehana hoʻāla koʻikoʻi a me nā laka palekana.
ʻAʻole pono. ʻO ka ikaika huki o kahi magnet, i ana pinepine ʻia ma nā paona (lbs) a i ʻole kilograms (kg), e hōʻike ana i ka ikaika e pono ai e hoʻokaʻawale i ka magnet mai kahi ʻili ferromagnetic (e like me ke kila) ke pili pololei ka magnet me kēlā ʻili. ʻAʻole ia e pili pono i ka hiki o ka magnet ke hāpai i kahi mea o ke kaumaha like.
ʻO ka hoʻopili ʻana i nā magnet i kekahi manawa hiki ke hoʻonui i ka ikaika o ke kahua magnetic i kekahi mau kūlana, akā he mea nui e hoʻomaopopo ʻaʻole e hoʻonui nui ka hoʻopili ʻana i nā magnet i ko lākou mau waiwai magnetic kūloko. ʻO ke ʻano magnetic holoʻokoʻa o nā magnet i hoʻopili ʻia e pili ana i nā kumu like ʻole:
Hoʻowalewale nui ʻia nā makeneka i nā mea ferromagnetic. Loaʻa i kēia mau mea nā waiwai e hiki ai iā lākou ke hoʻohuli ʻia e nā kahua makeneka a lilo i magnetized iā lākou iho ke hōʻike ʻia i kahi kahua makeneka.
ʻO nā magnet Neodymium, i ʻike ʻia hoʻi he mau magnet NdFeB a i ʻole nā magnet honua laha ʻole, he mau magnet ikaika loa a maʻalahi hoʻi i hoʻohana ʻia i nā ʻano hana like ʻole, mai nā mea uila a me nā mea lapaʻau a hiki i nā mīkini ʻoihana a me nā huahana mea kūʻai. Hana nui ʻia lākou me ka neodymium, ka hao, a me ka boron, ka mea e hāʻawi iā lākou i ko lākou mau waiwai magnetic ikaika.
Eia nō naʻe, hiki i nā magnet neodymium ke hōʻino a me ka oxidation ma muli o ka nui o ka hao i loko o kā lākou ʻano. Inā waiho ʻia i ke kaiapuni, hiki iā lākou ke hōʻino i ka hala ʻana o ka manawa, e alakaʻi ana i ka emi ʻana o ka hana a i ʻole ka hāʻule piha ʻana o ka magnet. No ka hoʻēmi ʻana i kēia pilikia, ua uhi pinepine ʻia nā magnet neodymium me nā papa pale.
ʻOi aku ma mua o 10 mau makahiki o ka ʻike o Fullzen Magnetics i ka hoʻolālā a me ka hana ʻana i nā magnet honua laha maʻamau. E hoʻouna mai iā mākou i kahi noi no ka ʻōlelo kūʻai a i ʻole e kelepona mai iā mākou i kēia lā e kūkākūkā i nā koi kūikawā o kāu papahana, a e kōkua kā mākou hui ʻenekinia akamai iā ʻoe e hoʻoholo i ke ala kūpono loa e hāʻawi iā ʻoe i kāu mea e pono ai.E hoʻouna mai iā mākou i kāu mau kikoʻī e hōʻike ana i kāu noi magnet maʻamau.