Chiyambi chachidule
Dzina la malonda: Cerium
Fomula: Ce
Nambala ya CAS: 7440-45-1
Kulemera kwa Molecular: 140.12
Kachulukidwe: 6.69g/cm3
Malo osungunuka: 795 °C
Maonekedwe: Zidutswa za Silva, ingots, ndodo, zojambulazo, waya, etc.
Kukhazikika: Kusavuta kokhala ndi okosijeni mumlengalenga.
Ductibility: Zabwino
Zinenero zambiri: Cerium Metal
Kodi katundu | 5864 | 5865 | 5867 |
Gulu | 99.95% | 99.9% | 99% |
KUPANGA KWA CHEMICAL | |||
Ce/TREM (% min.) | 99.95 | 99.9 | 99 |
TREM (% min.) | 99 | 99 | 99 |
Zosawerengeka Zapadziko Lapansi | % max. | % max. | % max. |
La/TREM Pr/TREM Ndi/TREM Sm/TREM Eu/TREM Gd/TREM Y/TREM | 0.05 0.05 0.05 0.01 0.005 0.005 0.01 | 0.1 0.1 0.05 0.01 0.005 0.005 0.01 | 0.5 0.5 0.2 0.05 0.05 0.05 0.1 |
Zosazolowereka za Padziko Lapansi | % max. | % max. | % max. |
Fe Si Ca Al Mg Mo O C Cl | 0.15 0.05 0.03 0.08 0.05 0.03 0.03 0.03 0.03 | 0.2 0.05 0.05 0.1 0.05 0.03 0.05 0.05 0.03 | 0.3 0.1 0.1 0.2 0.1 0.05 0.05 0.05 0.05 |
- Zothandizira pamakampani opanga magalimoto: Cerium imagwiritsidwa ntchito kwambiri mu otembenuza othandizira kuti achepetse mpweya woipa kuchokera ku injini zoyatsira mkati. Imathandizira kutulutsa mpweya wa carbon monoxide ndi ma hydrocarbons, potero kumawonjezera mphamvu yamagetsi onse agalimoto. Kutha kwa Cerium kusunga ndi kutulutsa mpweya kumapangitsa kuti ikhale chigawo chofunikira muzinthu zitatu zomwe zimathandiza kuyeretsa mpweya.
- Galasi ndi Ceramics: Cerium dioxide ndi chinthu chofunikira kwambiri popanga magalasi ndi zoumba. Zimagwira ntchito ngati kupukuta, kupereka mapeto apamwamba pa galasi pamwamba. Kuphatikiza apo, mankhwala a cerium amagwiritsidwa ntchito kuti apititse patsogolo mawonekedwe agalasi, kuwapangitsa kukhala osagwirizana ndi ma radiation a UV ndikuwonjezera kulimba kwake. Izi ndizofunikira makamaka popanga zinthu zamagalasi apamwamba kwambiri monga magalasi ndi zowonetsera.
- Kuphatikiza kwa Alloying: Cerium imagwiritsidwa ntchito ngati alloying alloying zitsulo zosiyanasiyana, kuphatikiza aluminiyamu ndi chitsulo. Kuphatikizika kwa cerium kumapangitsa kuti mawotchiwa azikhala bwino, monga mphamvu, ductility, ndi kukana kwa okosijeni. Ma alloys okhala ndi Cerium amagwiritsidwa ntchito muzamlengalenga, magalimoto, ndi ntchito zomanga pomwe kupititsa patsogolo komanso kulimba ndikofunikira.
- Phosphor mu kuyatsa ndi mawonetsedwe: Cerium ndi gawo lofunikira la zida za phosphor zomwe zimagwiritsidwa ntchito mu nyali za fulorosenti ndi kuyatsa kwa LED. Zimathandizira kutembenuza kuwala kwa ultraviolet kukhala kuwala kowoneka bwino, kuwongolera bwino komanso mtundu wa kuwala komwe kumatulutsa. Kuphatikiza apo, zida za cerium-doped zimagwiritsidwanso ntchito muukadaulo wowonetsera monga ma TV ndi zowonera pamakompyuta kuti apititse patsogolo kutulutsa kwamitundu ndi kuwala.
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