Author:Simo, A; Mwakikunga, Bonex W; Sone, BT; Julies, B; Madjoe, R; Maaza, MDate:May 2014Mott-type VO(sub2) oxide nanobelts are demonstrated to be effective hydrogen gas sensors at room temperature. These nanobelts, synthesized by hydrothermal process and exhibiting the VO(sub2) (A) crystallographic phase, display room temperature ...Read more
Author:Maaza, M; Diallo, A; Zongo, S; Mthunzi-Kufa, Patience; Soboyejo, W; Alqaradawi, S; Rehman, SDate:Dec 2014The intensity-dependent refractive index n(sub2) and the nonlinear susceptibility X(sup3) of Hibiscus Sabdariffa dye solutions in the nanosecond regime at 532 nm are reported. More presicely, the variation of n(sub 2), ß, and real and imaginary ...Read more