Author:Kebede, Mesfin A; Dejene, FBDate:Jul 2011Europium-doped barium magnesium aluminate (BaxMgyAl2O4:Eu) phosphors were obtained at low temperature using the solution-combustion of corresponding metal nitrate-urea solution mixtures. The particle sizes, morphology, structural and luminescent ...Read more
Author:Kebede, Mesfin A; Kunjuzwa, N; Ozoemena, KI; Mathe, Mahlanyane KDate:Oct 2012Spherical pristine LiMn(sub2)O(sub4) and Ni doped LiNixMn(sub2-x)O(sub)4 (x=0.1, 0.2, 0.3, 0.4, 0.5) cathode materials for lithium ion battery with high first cycle discharge capacity and excellent cycle performance were synthesized using the ...Read more