Search Results - "Guellati, O."

Synthesis and electrochemical investigation of spinel cobalt ferrite magnetic nanoparticles for supercapacitor application by Kennaz, H., Harat, A., Guellati, O., Momodu, D. Y., Barzegar, F., Dangbegnon, J. K., Manyala, N., Guerioune, M.

“…Cobalt ferrite magnetic nanoparticles (CoFe 2 O 4 -MNPs) were synthesized by hydrothermal and co-precipitation methods using different precursors such as…”
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CNTs’ array growth using the floating catalyst-CVD method over different substrates and varying hydrogen supply by Guellati, O., Bégin, D., Antoni, F., Moldovan, S., Guerioune, M., Pham-Huu, C., Janowska, I.

“…High, homogenous and dense CNT arrays of high-aspect ratio tubes grown over sapphire substrate with floated CVD-catalyst. [Display omitted] •Substrate…”
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New doping process mode to synthesize in situ N-MWNTs in novel coaxial nanostructure by Guellati, O., Antoni, F., Guerioune, M., Bégin, D.

“…[Display omitted] •Novel coaxial structures of pure carbon MWNT an N Doped MWNT.•Synthesis of external nitrogen-doped carbon walls (N-MWNTs).•Effect of NH3…”
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Electrochemical measurements of 1D/2D/3DNi-Co bi-phase mesoporous nanohybrids synthesized using free-template hydrothermal method by Guellati, O., Harat, A., Momodu, D., Dangbegnon, J., Romero, T., Begin, D., Pham-Huu, C., Manyala, N., Guerioune, M.

“…In this study, a facile and low cost free-template hydrothermal precipitation method was used to synthesize mesoporous Ni-Co based bimetallic carbonates…”
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Ni–Zn hydroxide-based bi-phase multiscale porous nanohybrids: physico-chemical properties by Habib, N., Guellati, O., Harat, A., Nait-Merzoug, A., El Haskouri, J., Momodu, D., Manyala, N., Begin, D., Guerioune, M.

“…In this investigation, we report the synthesis of novel homogeneous micro–mesoporous bi-phase nanohybrids based on Ni/Zn hydroxides using a simple and low-cost…”
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Influence of ethanol in the presence of H2 on the catalytic growth of vertically aligned carbon nanotubes by Guellati, O., Janowska, I., Bégin, D., Guerioune, M., Mekhalif, Z., Delhalle, J., Moldovan, S., Ersen, O., Pham-Huu, C.

“…[Display omitted] ► We have investigated the influence of EtOH addition on the VA-CNTs growth by CVD. ► The EtOH addition up to 9% to the reaction mixture…”
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Electrochemical measurements of synthesized nanostructured β-Ni(OH)2 using hydrothermal process and activated carbon based nanoelectroactive materials by Kettaf, S., Guellati, O., Harat, A., Kennaz, H., Momodu, D., Dangbegnon, J., Manyala, N., Guerioune, M.

“…In this investigation, nickel hydroxide Ni(OH) 2 based nanostructured materials were synthesized by simple and low cost free template hydrothermal method at…”
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Bio/KOH ratio effect on activated biochar and their dye based wastewater depollution by Abbaci, F., Nait-Merzoug, A., Guellati, O., Harat, A., El Haskouri, J., Delhalle, J., Mekhalif, Z., Guerioune, M.

“…Waste potatoes peels (WPP) were adopted as a Biomass in this investigation to produce highly porous activated Biochars. The carbonized-activation process was…”
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Ni/Mn electroactive nanohybrids physic-chemical properties for ulterior new generation of supercapacitors by Azzeddine, M., Guellati, O., Harat, A., Nait-Merzoug, A., Delhalle, J., Mekhalif, Z., Guerioune, M.

“…In this paper, highly mesoporous hierarchical mono- and bi- Ni and/or Mn based hydroxide and/or carbonate nanohybrids were synthesized using a facile free…”
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Tartrazine removal from water using functionalized multiwall carbon nanotubes by Nait-Merzoug, A., Guellati, O., Benjaballah, A., Janowska, I., Bégin, D., Manyala, N., Guerioune, M.

“…This investigation presents the advantages and limitations of tartrazine azo dye sorption on oxygen functionalized multiwalled carbon nanotubes (O-MWCNTs)…”
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SHS of shape memory CuZnAl alloys by Guerioune, M., Amiour, Y., Bounour, W., Guellati, O., Benaldjia, A., Amara, A., Chakri, N. E., Ali-Rachedi, M., Vrel, D.

“…Aiming at preparation of shape memory alloys (SMAs), we explored the SHS of Cu 1 − x Zn 1 − y Al 1 − z alloys (0.29 < x < 0.30, 0.74 < y < 0.75, and 0.83 < z <…”
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Titanium carbide by the SHS process ignited with aluminothermic reaction by Benaldjia, A., Guellati, O., Bounour, W., Guerioune, M., Ali-Rachedi, M., Amara, A., Drici, A., Vrel, D.

“…We explored the ignition of Ti + C → TiC reaction with another highly exothermic thermite reaction, Fe 2 O 3 + 2Al → 2Fe + Al 2 O 3 , used as a match. In order…”
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Carbon nanotube catalytic deposition synthesis by Guellati, O., Fonseca, A., Bounour, W., Guerioune, M., Mekhalif, Z., Delhalle, Joseph, Benaldjia, A., Nagy, Janos B.

“…Carbon nanotubes "CNTs" have been the focus of numerous investigations because of their unique and superior properties that are a consequence of their…”
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