Okwu Mmeghachi
Aha ahia: Lanthanum
Usoro: La
Enweghị .: 7439-91-0
Ibu Ilular: 138.91
Nnọọ: 6.16 g / cm3
Melting Point: 920 ℃
Ọdịdị: ọla na-akụ ọla, mkpanaka, foil, waya, wdg.
Nkwụsi ike: dị mfe oxidized na ikuku.
Nsogbu: Ezigbo
Ọtụtụ asụsụ: Lanthan Metal, Metal de lanthane, ọla del lantano
Koodu ngwaahịa | 5764 | 5765 | 5767 |
Greedi | 99.95% | 99.9% | 99% |
Ihe mejupụtara kemịkal | |||
La / trem (% min.) | 99.95 | 99.9 | 99 |
Trem (% min.) | 99.5 | 99.5 | 99 |
Obere ụwa adịghị adị | % Max. | % Max. | % Max. |
CE / Teem 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 |
Enweghi ike uwa adighi adi | % 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..
- steel na aluminom: A na-eji lanthanum dị ka onye na-elekọta gị iji melite Njirimara nke ọla dị iche iche. Na mmepụta nke nchara, lanthanum na-enyere aka ịkwalite ike, na-adọrọ adọrọ, na iguzo corrosion. Ọ bara uru na-emepụta ogo steels ji achọ ihe na-achọ gburugburu, dị ka na ndị ọrụ Aerospace na Autostove.
- Magnesium alloys: A na-ejikwa lanthanum na Magnesium alloys iji kwalite nkwụsi ike ha dị elu, na-akpata nguzogide, yana akụrụngwa ọrụ. A na-eji Magnesium a magnesiums ndị a dị mfe, a chọrọ ihe ndị dị elu, dị ka ihe ndị dị elu, na ngwaọrụ eletrik, na ngwaọrụ elektrọnik.
2. Ebe a na-edebe Hydrogen:
- Nickel-Met Hydride (Nimh) Ike nke igwe eji etinye ma hapụ hydrogen nke ọma na-eme ka ọ bụrụ ihe dị mkpa maka batrị na-adịghị mma maka batrị batrị, na-enye aka na ike batrị na ịdị ogologo ndụ.
3.
- A na-eji ndị ntụgharị ihe nkiri: A na-eji Lanthanum na ndị ntụgharị ụgbọala na-echeta, nke na-ebelata ikuku na-emerụ ahụ site na ugbo ala. Ọ na-arụ ọrụ dị ka izu ike maka nkwado Alumina na ihe na - eme ka arụmọrụ ahụ na - eme ka ị gbanwee gas na - enye carbongide na nitrogen oxide na - emerụ emerụ.
- Petroleum na-eme ihe: Lanthanum na-arụ ọrụ na-eme ka mmiri na-ebelata (FCC) nke eji emeju hydrocarbons dị ka mmanụ ọkụ na mmanụ. Lanthanum na-enyere aka ịbawanye ọrụ ahụ na nhọrọ nke ihe ndị na - enweta, na - amịpụta mkpụrụ nke ngwaahịa na arụmọrụ nke usoro nnụcha.
4. Iko na seramis:
- iko anya: a na-eji lanthanum mee ihe na-emepụta iko, ebe ọ na-enyere aka melite index na-adịghị mma. A na-eji iko linthanum-nwere oghere igwefoto, ihe ọmụmụ na nnukwu ngwa ngwa, ebe nkenke dị oke mkpa.
- Akụrụngwa seramiiki: A na-ejikwa lanthanum mee ihe na-emepụta caramis dị elu, ebe ọ na-eme ka ị kwụsie ike, ihe dielectic, na ike igwe. A na-eji carics ndị a na ngwa ndị dị ka eletriki, telecommunications, na gburugburu okpomọkụ.
5. Ọkụ:
- oriọna a na-eji: Ọ bụ ezie na oge a na-ahụkarị taa, ọrụ Lanthanum na ngwa na-egosi ikike ya iji mee ka ihe dị mma na-eme.
- Phosphors na-enwu ọkụ: A na-eji lanthanum na mmepụta nke phosphors na-enwu enwu na teknụzụ ngosipụta. Voyosphors na-eme nke ọma na-enyere aka imeziwanye nchapụta, arụmọrụ, na-ejikwa usoro ọkụ nke oge a, nke a na-eji n'ọtụtụ usoro ọkụ, nke na-egosiputa, na mbinye aka.
6. Ngwa nuklia:
- A na-eji ngwa ọrụ nuklia: A na-eji Lanthanum mee ihe na ụfọdụ ihe nuklia na-emegharị ihe n'ihi ihe ndị na-enweghị nkọ. A na-eji ya na mkpali na akụkụ ndị ọzọ na-emegharị ebe na-achịkwa ọnụego flish ma na-elekọta mmeghachi omume nuklia dị oke mkpa ọrụ na arụmọrụ nke ọma.
7. Ngwa metụtara:
- Tergraphic ọdịiche dị iche iche: A na-eji ihe ndị na-ekwu okwu na-eme ọgwụ ike dị iche iche dị iche na nke X-ran na MRI. Ndị ọrụ a na-enyere aka ịkwalite visibility nke ụfọdụ n'ime ahụ, na-enye aka na nyocha ziri ezi nke ọnọdụ ahụike dị iche iche.
- A na-eme nyocha ọkpụkpụ: A na-eme nchọpụta Lanthanum maka ikike ya na usoro ọgwụgwọ ọkpụkpụ, ebe ọ nwere ike rụọ ọrụ na imezi anụ ahụ.
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