Intshayelelo emfutshane
Igama lemveliso: Lanthanum
Ifomula: La
Inombolo yeCAS: 7439-91-0
Ubunzima beMolekyuli: 138.91
Ubuninzi: 6.16 g/cm3
Indawo yokunyibilika: 920 ℃
Imbonakalo: Iziqwenga zesiliva ezisilivere, iingots, intonga, ifoyile, ucingo, njl.
Uzinzo: I-oxidized ngokulula emoyeni.
Ductibility: Kuhle
Iilwimi ezininzi: Lanthan Metall , Metal De Lanthane, Metal Del Lantano
Ikhowudi yeMveliso | 5764 | 5765 | 5767 |
IBanga | 99.95% | 99.9% | 99% |
UHLELO LWEKHEMICAL | |||
ILa/TREM (% min.) | 99.95 | 99.9 | 99 |
I-TREM (% min.) | 99.5 | 99.5 | 99 |
Ubumdaka boMhlaba obunqabileyo | % max. | % max. | % max. |
Ce/TREM Pr/TREM Nd/TREM Sm/TREM Eu/TREM Gd/TREM Y/TREM | 0.05 0.01 0.01 0.001 0.001 0.001 0.001 | 0.05 0.05 0.01 0.005 0.005 0.005 0.01 | 0.1 0.1 0.1 0.1 0.1 0.1 0.1 |
Non-Rare Earth Ukungcola | % max. | % max. | % max. |
Fe Si Ca Al Mg C Cl | 0.1 0.025 0.01 0.05 0.01 0.03 0.01 | 0.2 0.03 0.02 0.08 0.03 0.05 0.02 | 0.5 0.05 0.02 0.1 0.05 0.05 0.03 |
1. I-Arhente yoHlanganiso:
- I-Steel kunye ne-Aluminiyam Alloys: I-Lanthanum isetyenziswe njenge-alloying agent yokuphucula iimpawu zetsimbi ezahlukeneyo. Kwimveliso yensimbi, i-lanthanum inceda ukunyusa amandla, i-ductility, kunye nokuchasana nokubola. Kubaluleke kakhulu ekuveliseni iintsimbi ezikumgangatho ophezulu ezisetyenziswa kwiindawo ezifunwayo, ezifana ne-aerospace kunye nemizi-mveliso yeemoto.
- I-Magnesium Alloys: I-Lanthanum iphinda isetyenziswe kwi-alloys ye-magnesium ukuphucula ukuzinza kwabo okuphezulu kweqondo lokushisa, ukuxhathisa i-creep, kunye neempawu zomatshini jikelele. Ezi ngxube ze-magnesium zisetyenziswa kwizicelo apho izinto ezilula, ezinamandla aphezulu zifunekayo, njengamacandelo eemoto, izakhiwo zeenqwelo-moya, kunye nezixhobo zombane eziphathekayo.
2. UGcino lweHydrojeni:
-Iibhetri zeNickel-Metal Hydride (NiMH): ILanthanum licandelo elibalulekileyo ekuvelisweni kweebhetri zeNiMH, ezisetyenziswa kakhulu kwiimoto zombane ezixutyiweyo (HEVs), i-electronics ephathekayo, kunye nezixhobo zamandla. Ukukwazi kwesinyithi ukufunxa kunye nokukhulula i-hydrogen ngokufanelekileyo kuyenza ibe yimathiriyeli ebalulekileyo ye-electrode engalunganga yebhetri, inegalelo kubuninzi bebhetri ngokubanzi kunye nobomi obude.
3. I-Catalysis:
-I-Catalytic Converters: I-Lanthanum isetyenziselwa ukuguqulwa kweemoto ze-catalytic, ezinciphisa ukukhutshwa okuyingozi kwizithuthi. Isebenza njenge-stabilizer yenkxaso ye-alumina kwi-catalyst, iphucula ukusebenza kakuhle kunye nokuqina kwe-catalytic material, enceda ukuguqula iigesi ezinobuthi ezifana ne-carbon monoxide kunye ne-nitrogen oxides kwizinto ezinobungozi obuncinci.
- I-Petroleum Refining: I-Lanthanum iqeshwe kwii-catalysts ze-fluid catalytic cracking (FCC) ezisetyenziselwa ukucokisa i-petroleum ukudiliza ii-hydrocarbons ezinzima zibe ngamaqhezu alula njengepetroli kunye ne-diesel. I-Lanthanum inceda ukwandisa umsebenzi kunye nokukhetha kwezinto ezithintekayo, ukuphucula isivuno seemveliso ezinqwenelekayo kunye nokusebenza kakuhle kwenkqubo yokucoca.
4. Iglasi kunye neeCeramics:
- Iiglasi ze-Optical: I-Lanthanum isetyenziselwa ukuveliswa kweeglasi ze-optical, apho inceda ukuphucula i-index refractive index and optical clarity. Iiglasi eziqulathe iLanthanum zisetyenziswa kwiilensi zekhamera, iibinotyhulasi, kunye nezixhobo zokukhanya ezikumgangatho ophezulu, apho ukuchaneka nokucaca kubalulekile.
- Izinto zeCeramic: I-Lanthanum iphinda isetyenziswe ekwenzeni ii-ceramics eziphambili, apho iphakamisa ukuzinza kwe-thermal, iipropati ze-dielectric, kunye namandla omatshini. Ezi ceramics zisetyenziswa kwizicelo ezifana ne-electronics, uthungelwano ngefowuni, kunye neendawo ezinobushushu obuphezulu.
5. Ukukhanyisa:
- Izibane zeCarbon Arc: Ngokwembali, i-lanthanum yayisetyenziselwa ukuveliswa kwezibane ze-carbon arc, eziye zasetyenziswa ngokubanzi kumashishini efilimu kunye nomabonwakude ekukhanyeni kwe-studio ngenxa yokukhanya okukhanyayo kunye nokuzinza. Nangona ixhaphake kakhulu namhlanje, indima yelanthanum ekukhanyiseni izicelo ibonisa amandla ayo okuphucula izinto ezikhupha ukukhanya.
-I-Phosphors kwi-LED Lighting: I-Lanthanum isetyenziselwa ukuveliswa kwe-phosphors yokukhanyisa i-LED kunye nobuchwepheshe bokubonisa. I-phosphors esekelwe kwiLanthanum inceda ekuphuculeni ukukhanya, ukusebenza kakuhle, kunye nokunikezelwa kombala wee-LED, ezisetyenziswa ngokubanzi kwiinkqubo zokukhanyisa zanamhlanje, imiboniso, kunye neempawu.
6. Usetyenziso lweNyukliya:
- Amacandelo e-Nuclear Reactor: ILanthanum isetyenziswa kumacandelo athile ereactor yenyukliya ngenxa yeempawu zayo zokufunxa neutron. Isetyenziswa kwiintonga zolawulo kunye nezinye iindawo zereactor apho ukulawulwa kwesantya sokuqhekeka kunye nokulawula ukusabela kwenyukliya kubaluleke kakhulu ekusebenzeni okukhuselekileyo nokusebenzayo kwereactor.
7. Izicelo zonyango:
- I-Radiographic Contrast Agents: Iikhompawundi zeLanthanum zisetyenziswa kwi-imaging yezokwelapha njengama-agent ahlukeneyo kwi-X-ray kunye ne-MRI scans. Ezi arhente zinceda ukunyusa ukubonakala kwezakhiwo ezithile ngaphakathi komzimba, zinceda ekuxilongweni ngokuchanekileyo kweemeko ezahlukeneyo zonyango.
- Ukuvuselelwa Kwamathambo: I-Lanthanum iphandwa ngokusetyenziswa kwayo kwiindlela zonyango zokuvuselela amathambo, apho inokudlala indima ekukhuliseni ukukhula nokulungiswa kwamathambo.
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