Hordhac kooban
Magaca alaabta: Cerium
Formula: Ce
CAS No.: 7440-45-1
Miisaanka Molecular: 140.12
Cufnaanta: 6.69g/cm3
Meesha dhalaalka: 795 °C
Muuqashada: Qaybo buro ah oo lacag ah, ul, ul, bireed, silig, iwm.
Xasilooni: Si fudud oo oksijiin ah hawada.
Ductibility: Wanaagsan
Luqado badan: Cerium Metal
Koodhka badeecada | 5864 | 5865 | 5867 |
Darajo | 99.95% | 99.9% | 99% |
CUSBOONAYSIINTA Kiimikada | |||
Ce/TREM (% daq.) | 99.95 | 99.9 | 99 |
TREM (% daq.) | 99 | 99 | 99 |
Naadirka Dhulka Naadirka ah | % ugu badnaan | % ugu badnaan | % ugu badnaan |
La/TREM Pr/TREM Nd/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 |
Wasakhyada Dhulka Aan Naadirka Ahayn | % ugu badnaan | % ugu badnaan | % ugu badnaan |
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 |
- Kataliyayaal ku jira warshadaha baabuurtaCerium waxaa si weyn loogu isticmaalaa beddelayaasha catalytic si loo yareeyo qiiqa waxyeellada leh ee ka imaanaya matoorada gubashada gudaha. Waxay caawisaa oksaydhka kaarboon moono-oksaydh iyo hydrocarbons, taas oo kordhinaysa waxtarka guud ee nidaamka qiiqa gaadhiga. Awoodda Cerium ee kaydinta iyo sii daynta ogsijiinta ayaa ka dhigaysa qayb muhiim ah oo ka mid ah kicinta saddex-geesoodka ah ee caawiya nadiifinta hawada.
- Dhalooyinka iyo Ceramics: Cerium dioxide waa qayb muhiim ah oo ka mid ah soo saarista dhalooyinka iyo dhoobada. Waxay u shaqeysaa sida wakiilka dhogorta leh, siinta dhamaystir tayo sare leh oo ku saabsan dusha muraayadda. Intaa waxaa dheer, xeryahooda cerium waxaa loo isticmaalaa si kor loogu qaado sifooyinka muraayadda, waxay ka dhigtaa mid aad u adkaysta shucaaca UV iyo kordhinta cimrigiisa. Codsigan ayaa si gaar ah muhiim ugu ah soo saarista alaabada muraayadaha sare leh sida muraayadaha iyo muraayadaha.
- Aloying AdditiveCerium waxaa loo isticmaalaa sida wakiilka alloying ee biraha kala duwan, oo ay ku jiraan aluminium iyo birta. Ku darida cerium waxay hagaajinaysaa sifooyinka farsamada ee alwaaxyadan, sida xoogga, ductility, iyo caabbinta oksaydhka. Alloys-ka Cerium ka kooban waxaa loo isticmaalaa hawada, baabuurta, iyo codsiyada dhismaha halkaas oo waxqabadka la xoojiyay iyo adkeysiga ay muhiim u yihiin.
- Fosfooraska ku jira iftiinka iyo bandhigyadaCerium waa qayb muhiim ah oo ka mid ah walxaha fosfooraska ee loo isticmaalo nalalka dhaadheer iyo iftiinka LED. Waxay ka caawisaa iftiinka ultraviolet u beddelo iftiin muuqda, hagaajinta tayada iyo tayada midabka iftiinka iftiinka. Intaa waxaa dheer, alaabta cerium-doped ayaa sidoo kale loo adeegsadaa tignoolajiyada soo bandhigida sida TV-yada iyo shaashadaha kumbuyuutarka si kor loogu qaado dhalmada midabka iyo dhalaalka.
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