Zobrazeno 1 - 10
of 26
pro vyhledávání: '"R. Madjoe"'
Publikováno v:
Journal of Electron Spectroscopy and Related Phenomena. 216:23-32
Intermediate phase monoclinic M2 was observed by inducing in situ X-ray thermo diffraction on VO2 (M) nanoplatelets. The solid-solid phase transition occurs at around 65 °C assisted with the percolative transition metal-insulator. The existence of a
Publikováno v:
Radiation Physics and Chemistry. 127:169-176
Damages and/or defects induced by γ-rays irradiation on 6H-SiC single crystals in channeled configuration towards 〈006〉/〈0012〉 crystallographic directions are reported in the range of 0–1200 kGy. Atomic force microscopy, X-rays diffraction
Synthesis of ZnO nanoparticles by a green process and the investigation of their physical properties
Publikováno v:
AIP Conference Proceedings.
This contribution reports on the synthesis and the physical properties of ZnO nanoparticles prepared using a green chemistry process. Aspalathus Linearis's extract was used as an effective chelating agent. The whole reaction process for the ZnO nanop
Publikováno v:
AIP Conference Proceedings.
Autor:
R. Madjoe, A. Diallo, Malik Maaza, Saleh Khamlich, Kharouna Talla, N. M. Ndiaye, O. Nemraoui, S. Ndiaye, Balla D. Ngom, Aboubaker Chedikh Beye, Ncholu I. Manyala
Publikováno v:
Journal of Optics. 44:36-44
In this paper, we report the effect of soda lime substrate deposition temperature (Ts) on the crystal structure and the metal insulator transition of VO2 thin films. Samples were deposited at substrate deposition temperature ranging from 450 to 600
Autor:
Aboubaker Chedikh Beye, R. Madjoe, Balla D. Ngom, Ncholu I. Manyala, O. Nemraoui, A. Diallo, Saleh Khamlich, Malik Maaza, I.G. Madiba, Mohamed Chaker
Publikováno v:
Acta Materialia. 65:32-41
We report on the crystal structure and morphology of vanadium dioxide (VO2) nanostructures synthesized by pulsed laser deposition on soda-lime glass substrates. The VO2 nanostructures exhibit sharp a-axis diffraction peaks, characteristic of the VO2
Autor:
Aboubaker Chedikh Beye, R. Madjoe, R.T. Kerdja, R. Nemutudi, Malik Maaza, S. Lafane, Balla D. Ngom, S. Abdelli-Messaci, A. Dioum, Ncholu I. Manyala
Publikováno v:
Journal of Physics and Chemistry of Solids. 72:1218-1224
We report on the presence of an interesting cross-correlation among the deposition parameters, which are usually overlooked in the usual empirical approach used by pulsed laser deposition growers. The fast intensified-charge-coupled-device (ICCD) pho
Autor:
A.Y. Fasasi, Aboubaker Chedikh Beye, Andrew Forbes, R. Nemutudi, R. Madjoe, Malik Maaza, Balla D. Ngom, S. Fall, J. B. Kana Kana, Ncholu I. Manyala
Publikováno v:
Journal of Physics and Chemistry of Solids. 71:722-729
We report on the effects of substrate, ambient oxygen pressure and deposition time on the crystal structure, and morphology of Sm0.55Nd0.45NiO3 solid solution nanostructured films synthesized by pulsed-laser deposition. In each film the structure was
Publikováno v:
Journal of Nanomedicine & Nanotechnology.
Publikováno v:
MRS Proceedings. 1406
Facile and direct synthesis of radiative VO2 (M) plate-like is reported. The snowflake material presents superstructures plate-like aggregate with an anisotropic orientation in shape governed by V2O5 and NaOH concentration giving high surface energy