Samarium metal | Sm cube | CAS 7440-19-9 | Ihe ụwa dị ụkọ

Samarium metal | Sm cube | CAS 7440-19-9 | Ihe oyiyi ụwa na-adịghị ahụkebe egosipụtara

Nkọwa dị mkpirikpi:

A na-eji Samarium dope kristal calcium chloride maka ojiji na laser anya. A na-ejikwa ya na iko infrared na-amịkọrọ ihe yana dị ka ihe na-etinye neutron na reactors nuklia.

Anyị nwere ike ịnye ịdị ọcha dị elu 99.9%.

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Nkọwa ngwaahịa

Mkpado ngwaahịa

Nkọwa ngwaahịa

Okwu mmeghe dị nkenke
Aha ngwaahịa: Samarium
Usoro: Sm
Nọmba CAS: 7440-19-9
Arọ Molecular: 150.36
Njupụta: 7.353 g/cm
Ọnụ ọgụgụ: 1072Celsius C
Ụdị: 10 x 10 x 10 mm cube

Samarium bụ ihe na-adịghị ahụkebe nke ụwa nke bụ ọla ọcha-ọcha, dị nro na nke ductile. Ọ nwere ebe mgbaze nke 1074 °C (1976 Celsius F) na ebe esi 1794 Celsius (3263 Celsius F). A maara Samarium maka ikike ịmịnye neutrons na iji ya mee ihe na mmepụta nke samarium-cobalt magnet, nke a na-eji na ngwa dị iche iche, gụnyere na moto na ndị na-emepụta ihe.
A na-emepụta metal Samarium site n'ụdị dị iche iche, gụnyere electrolysis na mbelata okpomọkụ. A na-erekarị ya n'ụdị ingots, mkpara, mpempe akwụkwọ, ma ọ bụ ntụ ntụ, a pụkwara ime ya ka ọ bụrụ ụdị ndị ọzọ site na usoro dịka nkedo ma ọ bụ akpụ.
Samarium metal nwere ọtụtụ ngwa nwere ike ime, gụnyere n'imepụta ihe ndị na-enye ike, alloys, na ngwá electronic, yana n'ichepụta magnet na ihe ndị ọzọ pụrụ iche. A na-ejikwa ya na mmepụta mmanụ nuklia na mmepụta nke ugogbe anya pụrụ iche na ceramik.

Nkọwapụta

Ihe:	Samarium
Ịdị ọcha:	99.9%
Nọmba atọm:	62
Njupụta	6.9 g.cm-3 na 20 Celsius
Ebe mgbaze	1072 Celsius C
Ntụ egwu	1790 Celsius C
Akụkụ	1 inch, 10mm, 25.4mm, 50mm, ma ọ bụ ahaziri
Ngwa	Onyinye, sayensị, ihe ngosi, mkpokọta, ịchọ mma, agụmakwụkwọ, nyocha

Ngwa

Igwe Igwe Ọdụdọ na-adịgide adịgide: Otu n'ime ngwa kachasị mkpa nke samarium bụ mmepụta nke samarium cobalt (SmCo) magnet. A na-ama ihe ndọta ndị a na-adịgide adịgide maka ike ndọta ha dị elu na nkwụsi ike dị mma, na-eme ka ha dị mma maka ojiji na ngwa dị elu dị ka moto, generators, na sensọ. Ihe ndọta SmCo bara uru karịsịa na ụlọ ọrụ ikuku na nchekwa, ebe ntụkwasị obi na arụmọrụ dị oke mkpa.
Ihe nrụpụta nuklia: A na-eji Samarium eme ihe dị ka ihe na-etinye neutron na ndị na-emepụta ngwá agha nuklia. Ọ na-enwe ike ijide neutrons, si otú a na-enyere aka ịchịkwa usoro fission na ịnọgide na-enwe nkwụsi ike nke reactor. A na-etinyekarị Samarium n'ime mkpanaka njikwa na ihe ndị ọzọ, nke na-enye aka n'ịrụ ọrụ nchekwa na ịrụ ọrụ nke ọma nke ụlọ ọrụ ike nuklia.
Phosphorus na ọkụ: A na-eji ogige Samarium eme ihe na phosphor maka ngwa ọkụ, karịsịa cathode ray tubes (CRTs) na oriọna fluorescent. Ihe ndị Samarium-doped nwere ike na-amụnye ọkụ n'oge ụfọdụ n'ogologo, si otú a na-emeziwanye àgwà agba na arụmọrụ nke usoro ọkụ. Ngwa a dị mkpa maka mmepe nke teknụzụ ngosi dị elu na ngwọta ọkụ ọkụ na-arụ ọrụ nke ọma.
Alloying gị n'ụlọnga: A na-eji samarium dị ọcha mee ihe dị ka onye na-emepụta ihe na-emepụta ihe dị iche iche nke ígwè, karịsịa na mmepụta nke magnets ụwa na-adịghị ahụkebe na ihe ndị ọzọ dị elu. Mgbakwunye samarium na-eme ka ihe ndị na-emepụta ihe na-emepụta ihe na nkwụsị nke corrosion nke alloys ndị a, na-eme ka ha dị mma maka iji ngwá electronic, ụgbọ ala na ụlọ ọrụ ụgbọelu.