Samuwar, Kimiyya
A Magnetic Properties daga cikin kayan
Lokacin da sanya shi a cikin wani Magnetic filin daga wani abu, ta "halayyar" da kuma irin na cikin gida da tsarin canji zai dogara ne a kan abu daga abin da abu da aka yi. Duk aka sani kayan za a iya raba biyar babban kungiyoyin: paramagnetic, ferromagnetic da antiferromagnetic, ferrimagnetic da diamagnetic. A cewar wannan rarrabuwa, daban-daban Magnetic Properties na kayan. Don gano abin da yake a ɓõye, a baya wadannan sharuddan, la'akari da kowane kungiya a more daki-daki.
Abubuwa exhibiting Properties na paramagnetism, Magnetic permeability halin da kyau ãyã, ko da darajar da waje da halin maganaɗisu filin a cikin abin da abu ya jũya. A mafi sani wakilan wannan kungiyar ne nitric oxide da oxygen gas, alkaline-ƙasa da alkaline kungiyoyin da ferrous gishiri.
A high Magnetic laulayi m lamba (1 kai Mill.) Muhimmi ferromagnets. Da yake dogara a kan tsanani na waje filin da kuma yawan zafin jiki laulayi dabam yadu. Mahimmanci, tun da lokacin da na farko barbashi ne daban-daban sublattices a cikin tsari, da jimlar darajar da lokacin shi ne sifili.
Kamar yadda da take, da kuma a kan wasu daga cikin kaddarorin da suka kasance kusa da ferromagnetic abu. Suna sõyayya da high dogara da laulayi zafi da kuma filin ƙarfi, amma akwai bambance-bambance. Magnetic lokacin sanya shi a cikin sublattices kwayoyin halitta ba daidai juna, duk da haka, sabanin baya kungiyar, jimlar lokacin ne nonzero. Abu muhimmi a cikin maras wata-wata magnetization. Communication antiparallel sublattices. The fi sani ferrites. Magnetic Properties na mahadi wannan kungiyar ne high, don haka suka sukan yi amfani a cikin art.
Na musamman sha'awa ne a rukuni na antiferromagnets. Bayan da sanyaya, irin abubuwa a kasa a wasu zazzabi iyaka kwayoyin zarra da ions ana shirya a wani crystal raga tsarin halitta canza su Magnetic lokacin, nemowa protivoparallelnoe fuskantarwa. A mabanbanta aiwatar daukan wuri ta gasa abubuwa - ya rubuta Magnetic Properties halayyar ga wani rukuni na paramagnetic abubuwa. Misalan sun ha] carbonates, oxides, da sauransu.
Kuma a karshe, da diamagnetic. A Magnetic Properties abubuwa na wannan kungiya ba ya dogara ne a kan filin tsanani, da kuma darajar da Magnetic laulayi ne korau. Idan abu yana da wani covalent bond, shi ne "m" diamagnetic. Wakilai - zinariya, jan inert gas da sauransu.
A Magnetic Properties daga cikin kayan suna yadu amfani da fasahar zamani. Alal misali, windings gidan wuta windings rauni a kan m Magnetic kayan. High permeability da magnetized zuwa jikewa, ko da a cikin low tsanani, nufin kunkuntar hysteresis madauki a cikin jadawali, kazalika da qananan hasara a Magnetic sokewa cewa da'awar a lantarki da aikin injiniya. Idan Magnetic Properties na al'amarin dace da taushi Magnetic abu, ga kayayyakin da aka yi da shi halin da wani gagarumin kwarara ana iyakance kawai ta jikewa. A aikace, wannan yana nufin kasancewa iya rage girman da Magnetic kewaye, game da shi, rage na'ura nauyi. Duk da haka, da abũbuwan amfãni, kuma hasara ta'allaka - alternating filin haifar Eddy igiyoyin irin wannan abu haddasa dumama, don haka mai jayayya bayani ne burdening da shugaba.
Wani irin abu - wuya Magnetic ba} in da karfi wanda shi ne akalla 4000 amperes da mita. Wannan yana nufin cewa Magnetic filayen na babban tsanani, bayan da kaya rike Magnetic Properties, zama dole ga magnetization sokewa na dindindin maganadisu.
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