Quantum conductance of silicon-doped carbon wire nanojunctions

D Szczȩśniak, A Khater, Z Ba̧k, R Szczȩśniak… - Nanoscale Research …, 2012 - Springer
Unknown quantum electronic conductance across nanojunctions made of silicon-doped
carbon wires between carbon leads is investigated. This is done by an appropriate …

Electronic conductance via atomic wires: a phase field matching theory approach

D Szczęśniak, A Khater - The European Physical Journal B, 2012 - Springer
A model is presented for the quantum transport of electrons, across finite atomic wire
nanojunctions between electric leads, at zero bias limit. In order to derive the appropriate …

Phonons heat transport at an atomic well boundary in ultrathin solid films

A Khater, M Belhadi, M Abou Ghantous - The European Physical Journal …, 2011 - Springer
A model calculation is presented for the heat transport across an extended atomic well
boundary separating two ultrathin solid films, due to the phonons coherent elastic scattering …

Heat transfer by metallic thin film sandwiched in semiconductor lattice

G Belkacemi, B Bourahla - International Journal of Modern Physics …, 2017 - World Scientific
We calculate, theoretically, the coherent phonons transmission and the thermal transfer
through sandwiched metallic thin films in semiconductor lattices. The model system consists …

Spinwaves transmittance through antiferromagnetic impurities insured in perfect ordered ferromagnetic thin films

O Nafa, B Bourahla - Computational Condensed Matter, 2018 - Elsevier
In this paper, we introduce a theoretical approach, based on the matching technique, to
study the magnetic properties and the spin dynamics in ferromagnetic thin film A containing …

Combined analysis of ferromagnetic materials using the Heisenberg Green functions and Ising EFT methods

EA Moujaes, A Khater, M Abou Ghantous - Journal of Magnetism and …, 2015 - Elsevier
Ferromagnetic phase diagrams were, for a long time, unsuccessfully determined
theoretically, despite the important Callen's 1963 [21] theoretical model. A great variety of …

A simple analytical model for electronic conductance in a one dimensional atomic chain across a defect

A Khater, D Szczęśniak - Journal of Physics: Conference Series, 2011 - iopscience.iop.org
An analytical model is presented for the electronic conductance in a one dimensional atomic
chain across an isolated defect. The model system consists of two semi infinite lead atomic …

Calculation of the coherent transport properties of a symmetric spin nanocontact

B Bourahla, A Khater, R Tigrine - Thin Solid Films, 2009 - Elsevier
A theoretical study is presented for the coherent transport properties of a magnetic
nanocontact. In particular, we study a symmetric nanocontact between two identical …

Magnetic excitation localized near the interface between two ultrathin ferromagnets films

O Nafa, B Bourahla, A Khater - Thin solid films, 2013 - Elsevier
This paper describes spinwaves localized states and the coherent magnon transport via
magnetic interface between two different Heisenberg ultrathin ferromagnets films A/B and …

Dynamic properties of integrated nanostructure on metallic surface

D Zerirgui, R Tigrine, B Bourahla - Journal of Applied Physics, 2012 - pubs.aip.org
We investigated the vibration properties of integrated nanostructure on crystalline surface.
The embedded chain of molecules is parallel to y-axis and takes three different positions …