Nkọwa
Samarium Sm99.9%, 99.99%, aọla ọcha na-acha ọcha na-adịghị ahụkebe ụwa, nwere usoro triclinic kristal, ebe agbaze 1072 ° C na njupụta 7.54 g / cm3,Ọdịdị triclinic kristal, nke kwụsiri ike na ikuku akọrọ mana ọ dị mfe oxidized na ikuku mmiri ma jikọta ya na ihe ndị na-abụghị metallic, soluble na acid mana enweghị ike ime na mmiri.Enwere ike kewapụ Samarium na ihe ndị ọzọ na-adịghị ahụkebe nke ụwa site na usoro mgbanwe ion, ma ọ bụ kwadebe ya site na ibelata samarium oxide na barium ma ọ bụ lanthanum.Ekwesịrị idobe Samarium n'ụlọ nkwakọba ihe dị jụụ na nke kpọrọ nkụ, yana pụọ na oxidants, acid na mmiri wdg.Samarium bụ ihe dị ukwuu dị ka neutron-absorbing ihe na atomiki ike ụlọ ọrụ, na-adịgide adịgide magnetik ihe, fotoelectric akụrụngwa, alloy n'ichepụta, ngwa ndakwa nri na infrared akụrụngwa, laser ihe, na-ahụkwa ngwa na steeti siri ike akụrụngwa na superconducting technology ubi ka magnetized. dị mfe mana ọ siri ike imebi, yana maka ụlọ ọrụ eletrọnịkị na seramiiki.
Nnyefe
Samarium Sm Metal na ịdị ọcha nke Sm/RE 99.9%, 99.99% na TRE 99.0% na Western Minmetals (SC) Corporation nwere ike nyefee n'ụdị dị iche iche nke ntụ ntụ, akpụ, chunk, granule na ingort na ngwugwu nke 1kg agụụ mejupụtara akpa aluminum. igbe katọn n'èzí ma ọ bụ dị ka ahaziri ọnọdụ maka ngwọta zuru oke.
Nkọwa nka nka
Ọdịdị | Ọcha ọcha |
Ibu molekụla | 150.36 |
Njupụta | 7.54 g/cm3 |
Ebe Na-agbaze | 1072Celsius C |
CAS Mba. | 7440-19-9 |
Mba. | Ihe | Nkọwa ọkọlọtọ | ||
1 | Sm/RE ≥ | 99.9% | 99.99% | |
2 | RE ≥ | 99.0% | 99.0% | |
3 | RE adịghị ọcha/RE Max | 0.1% | 0.01% | |
4 | Ndị ọzọadịghị ọchaOke | Fe | 0.02% | 0.01% |
Si | 0.01% | 0.005% | ||
Ca | 0.03% | 0.005% | ||
Mg | 0.03% | 0.005% | ||
Al | 0.01% | 0.005% | ||
5 | Nkwakọ ngwaahịa | 1kgs n'ime akpa aluminom mejupụtara vacuumed |
Samarium SmMetal na ịdị ọcha nke Sm / RE 99.9%, 99.99% na TRE 99.0% na Western Minmetals (SC) Corporation nwere ike nyefee n'ụdị dị iche iche nke ntụ ntụ, akpụ, chunk, granule na ingort na ngwugwu nke 1kg agụụ composite aluminum akpa na katọn igbe. n'èzí ma ọ bụ dị ka ahaziri ọnọdụ na ngwọta zuru oke.
Samarium Smbụ ihe dị ukwuu dị ka neutron-absorbing ihe na atomiki ike ụlọ ọrụ, na-adịgide adịgide magnetik ihe onwunwe, fotoelectric akụrụngwa, alloy n'ichepụta, ngwa ndakwa nri na infrared akụrụngwa, laser ihe, na-ahụkwa ngwa na steeti siri ike akụrụngwa na superconducting technology ubi dị ka magnetized mfe. mana o siri ike imebi, yana maka ụlọ ọrụ elektrọnik na seramiiki.
Atụmatụ ịzụ ahịa