Zobrazeno 1 - 10
of 61
pro vyhledávání: '"Lukyanchuk, Igor"'
Autor:
Lakouader, Afaak, Hadouch, Youness, Mezzane, Daoud, Laguta, Valentin, Amjoud, Mbarek, Dolocan, Voicu Octavian, Novak, Nikola, Hajji, Lahoucine, Choukri, El Hassan, Razumnaya, Anna, Alimoussa, Abdelhadi, Kutnjak, Zdravko, Lukyanchuk, Igor A., Marssi, Mimoun El
In this work, La0.8Sr0.2MnO3 (LSMO) nanopowders are synthesized using two different methods: Pechini (LSMO-PC) and auto-combustion (LSMO-AC). Nanoparticle sizes, structural, magnetic, and magnetocaloric properties were determined and compared. The X-
Externí odkaz:
http://arxiv.org/abs/2405.11269
Autor:
Ihyadn, Abderrahim, Lahmar, Abdelilah, Lukyanchuk, Igor, Mezzane, Daoud, bih, Lahcen, Alimoussa, Abdelhadi, Amjoud, Mbarek, Marssi, Mimoun El
A series of (1-x)[(2BaO-0,5Na2O)-1P2O5] -xNb2O5 (BNPN, x=0,41, 0,43, 0,45, 0,48) glass-ceramics based on phosphate glasses have been prepared via a controlled-crystallization route. The structure, dielectric properties, interfacial polarization, and
Externí odkaz:
http://arxiv.org/abs/2312.05211
Autor:
Ihyadn, Abderrahim, Mezzane, Daoud, Amjoud, Mbarek, Lahmar, Abdelilah, Bih, Lahcen, Alimoussa, Abdelhadi, Lukyanchuk, Igor, Marssi, Mimoun El
Barium sodium niobate Ba$_2$NaNb$_5$O$_{15}$ (BNN) ceramics with different amounts of BaO-Na$_2$O-Nb$_2$O$_5$-P$_2$O$_5$ (BNNP) glass were prepared via the conventional solid-state method. The effect of glass content on the structural, microstructure
Externí odkaz:
http://arxiv.org/abs/2312.04667
Autor:
Hadouch, Youness, Mezzane, Daoud, Amjoud, M'barek, Laguta, Valentin, Hoummada, Khalid, Dolocan, Voicu Octavian, Jouiad, Mustapha, Lahcini, Mohammed, Ursic, Hana, Novak, Nikola, Kutnjak, Zdravko, Gagou, Yaovi, Lukyanchuk, Igor, Marssi, Mimoun El
Multiferroic CoFe2O4-Ba0.95Ca0.05Ti0.89Sn0.11O3 core-shell nanofibers (CFO@BCTSn NFs) were synthesized by a sol-gel co-axial electrospinning technique. The scanning electron microscope and transmission electron microscope were used to check nanofiber
Externí odkaz:
http://arxiv.org/abs/2307.12300
Publikováno v:
SciPost Phys. 14, 056 (2023)
The past decade's discovery of topological excitations in nanoscale ferroelectrics has turned the prevailing view that the polar ground state in these materials is uniform. However, the systematic understanding of the topological polar structures in
Externí odkaz:
http://arxiv.org/abs/2112.10129
High Energy Storage Efficiency and Large Electrocaloric Effect in Lead-Free BaTi0.89Sn0.11O3 Ceramic
Autor:
Merselmiz, Soukaina, Hanani, Zouhair, Mezzane, Daoud, Spreitzer, Matjaz, Bradesko, Andraz, Fabijan, David, Vengust, Damjan, Hajji, Lahoucine, Abkhar, Zahra, Razumnaya, Anna, Rozic, Brigita, Lukyanchuk, Igor A., Kutnjak, Zdravko
Lead-free BaTi0.89Sn0.11O3 (BTSn) ceramic was elaborated via a solid-state reaction method and its dielectric, ferroelectric, energy storage, electromechanical as well as electrocaloric properties were investigated at 25 kV/cm. Pure perovskite struct
Externí odkaz:
http://arxiv.org/abs/2011.08142
Autor:
Moumen, S. Ben, Gagou, Y., Chettab, M., Mezzane, D., Amjoud, M., Fourcade, S., Hajji, L., Kutnjak, Z., Marssi, M. El, Amraoui, Y. El, Kopelevich, Y., Lukyanchuk, Igor A.
Perovskite manganite La0.5Ca0.5-x xMnO3 (LCMO) nanomaterials were elaborated using the sucrose modified auto combustion method. Rietveld refinements of the X-ray diffraction patterns of the crystalline structure confirm a single-phase orthorhombic st
Externí odkaz:
http://arxiv.org/abs/1910.12245
Autor:
Belkhadir, Saad, Neqali, Aziz, Amjoud, Mbarek, Mezzane, Daoud, Alimoussa, Abdelhadi, Choukri, Elhassan, Gagou, Yaovi, Raevski, Igor, ElMarssi, Mimoun, Lukyanchuk, Igor, Rozic, Brigita, Kutnjak, Zdravko
Publikováno v:
J Mater Sci: Mater Electron (2019) 30: 14099. https://doi.org/10.1007/s10854-019-01776-1
Ferroelectric ceramics (Ba0.85Ca0.15)(Ti0.9Zr0.1-xSnx)O3 (x=0.00, 0.02, 0.04, 0.06) were prepared by a sol-gel method. Structural investigation revealed the co-existence of tetragonal (P4mm) and orthorhombic (Pmm2) symmetries at room temperature for
Externí odkaz:
http://arxiv.org/abs/1910.02683
Autor:
Ihyadn, Abderrahim, Lahmar, Abdelilah, Mezzane, Daoud, Bih, Lahcen, Alimoussa, Abdelhadi, Amjoud, M'Barek, Marssi, Mimoun El, Lukyanchuk, Igor A
Ferroelectric glass-ceramics are promising composite materials with dual properties, of high dielectric permittivity and high dielectric breakdown strength. In this context, new phosphate glass-ceramics 2BaO-0.5Na2O 2.5[(1-x)Nb2O5 xWO3]-1P2O5 (x=0, 0
Externí odkaz:
http://arxiv.org/abs/1909.13620
Electronic properties of triangular and hexagonal nano-scale quantum dots (QDs) of Silicene and bilayer graphene are studied. It is shown that the low-energy edge-localized electronic states, existing within the size-quantized gap are easily tunable
Externí odkaz:
http://arxiv.org/abs/1505.05693