Fa'amatalaga:
Code | A060 |
Igoa | Nanoparticles uamea |
Fuafuaga | Fe |
CAS Nu. | 7439-89-6 |
Lapo'a La'au | 20nm |
Mama | 99% |
Fa'aaliga | uliuli uliuli |
afifi | 25g poʻo pe a manaʻomia |
Fa'atonuga fa'atatau | O le nanoparticle uʻamea o loʻo faʻaaogaina lautele i le radar absorbers, masini puʻeina maneta, faʻafefe vevela, metallurgy paʻu, faʻapipiʻi tui, mea faʻapipiʻi eseese, carbide binder, mea faʻaeletoroni, uʻamea uʻamea, vailaʻau kemisi, vali maualuga ma isi vaega. |
Fa'amatalaga:
1. Absorbing mea: uamea nanopowder ei ai galuega faʻapitoa o le faʻaogaina o galu electromagnetic. O le uʻamea, cobalt, zinc oxide powder ma le carbon-coated metal powder e mafai ona faʻaaogaina i le militeri e avea o se mea e le o vaʻaia ma le lelei o le faʻatinoga o le galu milimita. E mafai ona fa'aaogaina e pei o mea fa'alumaina infrared ma fausaga mea e le va'aia fa'apea fo'i ma mea e puipuia ai fa'avevela telefoni fe'avea'i.
2. Fa'asalalauga fa'amaneta: O le maualuga o le saturation magnetization ma le permeability rate o le nano u'amea e lelei ai fa'asalalauga fa'amageta lea e mafai ona fa'aogaina e pei o le fa'apipi'iina o le ulu lelei.
3. Mea fa'amaumau maneta ma fa'atinoga maualuga: Fa'atasi ai ma le lelei o le fa'asa'o sa'o, fa'amaneta saturation, fa'amaneta fa'amaneta fa'apitoa ma fa'amaneta lelei fa'ama'i, ma isi mea, e mafai ona fa'aleleia atili le fa'atinoga o le lipine ma le tisiki vaivai ma le malosi tele.
4. O le vai mageta: faʻamama mageta e faia i le uʻamea, cobalt, nickel ma lona paʻu paʻu e sili ona lelei le faʻatinoga ma e mafai ona faʻaaogaina lautele i faʻamaufaʻailoga faʻamau, mea faʻafomaʻi, faʻalogo leo, faʻaaliga malamalama.
Tulaga teuina:
Uamea (Fe) nanopowders e tatau ona teuina i totonu o le faʻamaufaʻailoga, aloese mai le malamalama, matutu nofoaga. E lelei le teuina o le vevela o le potu.
SEM & XRD :