Search Results - "KANA KANA, J. B"

Thermally tunable optical constants of vanadium dioxide thin films measured by spectroscopic ellipsometry by Kana Kana, J.B., Ndjaka, J.M., Vignaud, G., Gibaud, A., Maaza, M.

“…Smart materials with reversible tunable optical constants from visible to near-infrared wavelengths could enable excellent control over the resonant response…”
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Thermally driven sign switch of static dielectric constant of VO2 thin film by Kana Kana, J.B., Vignaud, G., Gibaud, A., Maaza, M.

“…•Sign switch of the static dielectric constant εS of pure VO2 from positive at T to negative at T>70°C.•Tunability and switchability of the dielectric constant…”
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Submicronic VO2–PVP composites coatings for smart windows applications and solar heat management by Madida, I.G., Simo, A., Sone, B., Maity, A., Kana Kana, J.B., Gibaud, A., Merad, G., Thema, F.T., Maaza, M.

“…•Large thermochromic coatings of IR active sub-mm VO2 particles in a passive polymer host of PVA.•IR transparent & reflective below and above 68°C of…”
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Phase transition in a single VO2 nano-crystal: potential femtosecond tunable opto-electronic nano-gating by Maaza, M., Simo, A., Itani, B. M., Kana Kana, J. B., El Harthi, S., Bouziane, K., Saboungi, M. L., Doyle, T. B., Luk’yanchuk, I.

“…The first-order semiconductor–metal Mott transition in single nano-crystal of VO 2 has been observed using scanning tunneling spectroscopy. The variation of…”
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Optical limiting in pulsed laser deposited VO2 nanostructures by Maaza, M., Hamidi, D., Simo, A., Kerdja, T., Chaudhary, A.K., Kana Kana, J.B.

“…Being a Mott type oxide, at a temperature of ~ 68 degree C and ambient pressure, stoichiometric VO2 undergoes a first order metal-insulator transition, which…”
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Thermochromic nanocrystalline Au―VO2 composite thin films prepared by radiofrequency inverted cylindrical magnetron sputtering by KANA KANA, J. B, NDJAKA, J. M, NGOM, B. D, MANYALA, N, NEMRAOUI, O, FASASI, A. Y, NEMUTUDI, R, GIBAUD, A, KNOESEN, D, MAAZA, M

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Thermochromic VO2 thin films synthesized by rf-inverted cylindrical magnetron sputtering by KANA KANA, J. B, NDJAKA, J. M, OWONO ATEBA, P, NGOM, B. D, MANYALA, N, NEMRAOUI, O, BEYE, A. C, MAAZA, M

“…The novel physical vapor deposition called inverted cylindrical magnetron sputtering (also known as hollow cathode sputtering) is commonly used to coat wires,…”
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Valency control in MoO3−δ nanoparticles generated by pulsed laser liquid solid interaction by Maaza, M., Ngom, B. D., Khamlich, S., Kana Kana, J. B., Sibuyi, P., Hamidi, D., Ekambaram, S.

“…The possibility of synthesizing binary oxides nanoparticles in a nano-scaled form by laser liquid solid interaction using a NdYAG “1.064 μm” as an irradiating…”
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Phase assembly and photo-induced current in CdTe-ZnO nanocomposite thin films by Beal, R. J., Kana Kana, J. B., Potter, B. G.

“…Sequential radio-frequency sputtering was used to produce CdTe-ZnO nanocomposite thin films with varied semiconductor-phase extended structures. Control of the…”
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High substrate temperature induced anomalous phase transition temperature shift in sputtered VO2 thin films by KANA KANA, J. B, NDJAKA, J. M, NGOM, B. D, FASASI, A. Y, NEMRAOUI, O, NEMUTUDI, R, KNOESEN, D, MAAZA, M

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Optical limiting in pulsed laser deposited VO 2 nanostructures by Maaza, M., Hamidi, D., Simo, A., Kerdja, T., Chaudhary, A.K., Kana Kana, J.B.

“…Being a Mott type oxide, at a temperature of ~ 68 °C and ambient pressure, stoichiometric VO 2 undergoes a first order metal-insulator transition, which is…”
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Active modulation of the optical absorption coefficient of sputtered VO2 nanostructure by external temperature stimuli by Kana Kana, J. B., Ngom, B. D., Maaza, M.

“…The development of materials that respond to a stimulus and whose mechanisms are based on phase transitions have enabled progress towards the engineering of…”
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Synthesis and characterisation of Gd-doped BaTiO3 thin films prepared by laser ablation for optoelectronic applications by FASASI, A. Y, NGOM, B. D, KANA-KANA, J. B, BUCHER, R, MAAZA, M, THERON, C, BUTTNER, U

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Structural, morphological and photoluminescence properties of W-doped ZnO nanostructures by Ngom, B.D., Sakho, O., Manyala, N., Kana, J.B., Mlungisi, N., Guerbous, L., Fasasi, A.Y., Maaza, M., Beye, A.C.

“…W-doped ZnO nanostructures were synthesized at substrate temperature of 600 °C by pulsed laser deposition (PLD), from different wt% of WO 3 and ZnO mixed…”
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Structural evolution and epitaxial stabilisation of pulsed laser deposited Sm0.55Nd0.45NiO3 solid solution nanostructured films on undoped Si (1 0 0) and NdGaO3 substrates by Ngom, B.D., Madjoe, R., Fall, S., kana Kana, J.B., Manyala, N., Forbes, A., Nemutudi, R., Fasasi, A.Y., Maaza, M., Beye, A.C.

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Submicronic VO^sub 2^-PVP composites coatings for smart windows applications and solar heat management by Madida, IG, Simo, A, Sone, B, Maity, A, Kana, JB Kana, Gibaud, A, Merad, G, Thema, FT, Maaza, M

“…Large surface and chemically stable thermochromic composite coatings consisting of IR active sub-micron VO... particles embedded in a passive polymeric host…”
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Valency control in MoO^sub 3-[delta]^ nanoparticles generated by pulsed laser liquid solid interaction by Maaza, M, Ngom, B D, Khamlich, S, Kana Kana, J B, Sibuyi, P, Hamidi, D, Ekambaram, S

“…The possibility of synthesizing binary oxides nanoparticles in a nano-scaled form by laser liquid solid interaction using a NdYAG "1.064 μm" as an irradiating…”
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Structural and optical properties of nano-structured tungsten-doped ZnO thin films grown by pulsed laser deposition by Ngom, B.D., Mpahane, T., Manyala, N., Nemraoui, O., Buttner, U., Kana, J.B., Fasasi, A.Y., Maaza, M., Beye, A.C.

“…Novel highly c-oriented tungsten-doped zinc oxide (WZO) thin films with 1 wt% were grown by pulsed laser deposition (PLD) technique on corning 1737F glass…”
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Phase transition in a single VO sub(2) nano-crystal: potential femtosecond tunable opto-electronic nano-gating by Maaza, M, Simo, A, Itani, B M, Kana Kana, JB, El Harthi, S, Bouziane, K, Saboungi, M L, Doyle, T B, Luk'yanchuk, I

“…The first-order semiconductor-metal Mott transition in single nano-crystal of VO sub(2) has been observed using scanning tunneling spectroscopy. The variation…”
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Valency control in MoO sub(3- delta ) nanoparticles generated by pulsed laser liquid solid interaction by Maaza, M, Ngom, B D, Khamlich, S, Kana Kana, JB, Sibuyi, P, Hamidi, D, Ekambaram, S

“…The possibility of synthesizing binary oxides nanoparticles in a nano-scaled form by laser liquid solid interaction using a NdYAG "1.064 mu m" as an…”
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