Sumo pfupi
Zita rechigadzirwa: Lanthanum
Formula: La
Nhamba yeCAS: 7439-91-0
Molecular uremu: 138.91
Kuwanda: 6.16 g/cm3
Kunyungudika: 920 ℃
Chitarisiko: Sirivha bundu zvidimbu, ingots, tsvimbo, foil, waya, nezvimwe.
Kugadzikana: Easy oxidized mumhepo.
Ductibility: Zvakanaka
Multilingual: Lanthan Metall, Metal De Lanthane, Metal Del Lantano
Product Code | 5764 | 5765 | 5767 |
Giredhi | 99.95% | 99.9% | 99% |
CHEMICAL COMPOSITION | |||
La/TREM (% min.) | 99.95 | 99.9 | 99 |
TREM (% min.) | 99.5 | 99.5 | 99 |
Rare Earth Impurities | % 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 |
Zvisina-Rare Earth Impurities | % 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. Alloying Agent:
-Simbi uye Aluminium Alloys: Lanthanum inoshandiswa seyakagadziriswa alloying kuvandudza zvimiro zvesimbi dzakasiyana. Mukugadzirwa kwesimbi, lanthanum inobatsira kusimbisa simba, ductility, uye kuramba kune ngura. Iyo inonyanya kukosha mukugadzira simbi dzemhando yepamusoro dzinoshandiswa munzvimbo dzinoda, senge mune aerospace uye maindasitiri emotokari.
- Magnesium Alloys: Lanthanum inoshandiswawo mune magnesium alloys kuvandudza yavo yepamusoro-tembiricha kugadzikana, creep resistance, uye yakazara mechanical properties. Aya ma magnesium alloys anoshandiswa mumashandisirwo anodiwa zvinhu zvisingaremi, zvine simba repamusoro, senge muzvikamu zvemotokari, zvimiro zvendege, uye midziyo yemagetsi inotakurika.
2. Hydrogen Storage:
- Nickel-Metal Hydride (NiMH) Mabhatiri: Lanthanum chinhu chakakosha mukugadzirwa kwemabhatiri eNiMH, ayo anoshandiswa zvakanyanya mumotokari dzemagetsi dzakasanganiswa (HEVs), magetsi anotakurika, uye maturusi emagetsi. Kugona kwesimbi kutora uye kuburitsa haidrojeni zvine mutsindo inoita kuti ive chinhu chakakosha kune bhatiri rakashata electrode, zvichibatsira kuhuwandu hwesimba rebhatiri uye hupenyu hurefu.
3. Catalysis:
- Catalytic Shanduri: Lanthanum inoshandiswa mumotokari catalytic converters, iyo inoderedza zvinokuvadza zvinobuda mumotokari. Inoshanda seyakagadzika yerutsigiro rwealumina mune catalyst, ichiwedzera kushanda uye kusimba kweiyo catalytic material, iyo inobatsira kushandura magasi ane muchetura senge kabhoni monoxide uye nitrogen oxides kuita zvinhu zvishoma zvinokuvadza.
- Petroleum Refining: Lanthanum inoshandiswa mu fluid catalytic cracking (FCC) catalysts inoshandiswa mu petroleum refining kuputsa mahydrocarboni anorema kuita zvikamu zviduku se peturu nedhiziri. Lanthanum inobatsira kuwedzera basa uye kusarudzwa kwezvinokonzera, kuvandudza goho rezvigadzirwa zvinodiwa uye kubudirira kwekugadzirisa.
4. Girazi uye Ceramics:
- Magirazi eOptical: Lanthanum inoshandiswa mukugadzirwa kwemagirazi emaziso, uko inobatsira kuvandudza refractive index uye kujekesa kwemaziso. Lanthanum-ine magirazi anoshandiswa mumakamera lenzi, mabinoculars, uye zvemhando yepamusoro zviridzwa, uko kunyatsojeka uye kujeka kwakakosha.
- Ceramic Materials: Lanthanum inoshandiswawo mukugadzirwa kwemakeramiki epamusoro, uko inowedzera kugadzikana kwekupisa, dielectric properties, uye simba remagetsi. Aya maceramics anoshandiswa mumashandisirwo akadai semagetsi, nharembozha, uye nepamusoro-tembiricha nharaunda.
5. Mwenje:
- Carbon Arc Mwenje: Nhoroondo, lanthanum yakashandiswa mukugadzira marambi ekabhoni arc, ayo aimboshandiswa zvakanyanya mumaindasitiri emufirimu neterevhizheni ekuvhenekesa studio nekuda kwekupenya kwavo uye kwakagadzikana kubuda kwechiedza. Kunyange zvazvo isinganyanyowandisa mazuvano, basa relanthanum mukuvheneka maapplications rinoratidza kugona kwayo kuwedzera zvinhu zvinoburitsa chiedza.
- Phosphors mu LED Mwenje: Lanthanum inoshandiswa mukugadzira phosphors yekuvhenekesa kwe LED uye kuratidza matekinoroji. Lanthanum-based phosphors inobatsira kuvandudza kupenya, kushanda zvakanaka, uye mavara ekupa maLEDs, ayo anoshandiswa zvakanyanya mumasisitimu emazuva ano ekuvhenekesa, zviratidziro, uye zviratidzo.
6. Zvishandiso zvenyukireya:
-Nuclear Reactor Zvikamu: Lanthanum inoshandiswa mune zvimwe zvinhu zvenyukireya reactor nekuda kweiyo neutron absorption zvimiro. Inoshandiswa mukudzora tsvimbo uye zvimwe zvikamu zve reactor uko kudzora chiyero chefission uye kugadzirisa maitikiro enyukireya kwakakosha kune yakachengeteka uye inoshanda reactor kushanda.
7. Zvikumbiro zvekurapa:
- Radiographic Contrast Agents: Lanthanum makemikari anoshandiswa mumifananidzo yezvokurapa seanosiyanisa mamiririri e-X-ray uye MRI scans. Aya maajenti anobatsira kusimudzira kuoneka kwezvimwe zvimiro mukati memuviri, zvichibatsira mukuongororwa kwakaringana kwemamiriro ekurapa akasiyana.
- Bone Regeneration: Lanthanum iri kuongororwa nokuda kwekushandisa kwayo mumapfupa ekugadzirisa mapfupa, uko inogona kuita basa mukusimudzira kukura uye kugadziriswa kwemapfupa emapfupa.
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