AUB ScholarWorks

Browsing Department of Physics by Title

Browsing Department of Physics by Title

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  • Black hole remnants 
    Chamseddine, Ali H.; Mukhanov, Viatcheslav F.; Russ, Tobias B. (Springer Verlag, 2019)
    We show that in asymptotically free mimetic gravity with limiting curvature the black hole singularity can be resolved and replaced by a static patch of de Sitter space. As a result of Hawking evaporation of these non-singular ...
  • Broadband ferromagnetic resonance of ultrathin yttrium iron garnet films by pulsed laser deposition: Effects of deposition parameters 
    Haidar, Mohammad; El-Khoury, Brian; Isber, Samih (Elsevier B.V., 2023)
    In this study, we investigate the growth and characteristics of ultrathin ferrimagnetic yttrium iron garnet (YIG, Y3Fe5O12) films on a Gallium Gadolinium Garnet (GGG) substrate using the pulsed laser deposition technique ...
  • Broadband vibrational energy harvesting with a spherical piezoelectric transducer devoted to underwater wireless sensor networks 
    DIab, Daher; Smagin, Nikolay V.; Lefebvre, Fabrice; Nassar, Georges; Isber, Samih; Omar, Fawaz El; Naja, Adnan (S. Hirzel Verlag GmbH, 2019)
    A new sensing node container based on a spherical piezoelectric transducer is proposed. This device provides broadband vibrational energy harvesting and sensing facilities intended for underwater wireless sensor networks. ...
  • Calculation of the lattice thermal conductivity in granular crystals 
    Kazan, Michel; Volz, Sébastian Gunter (American Institute of Physics Inc., 2014)
    This paper provides a general model for the lattice thermal conductivity in granular crystals. The key development presented in this model is that the contribution of surface phonons to the thermal conductivity and the ...
  • Characterization and Performance of TiO2 Nanoparticles Prepared by Microwave in Different Mixtures of Water and Ethylene Glycol for the Food Dye E131 VF Degradation 
    Kassir, Fatima; Azoury, Mirna A.; Damacet, Patrick; Harajli, Zeinab; El Jamal, Mouhiaddine Mohamed; Ebrahimian Pirbazari, Azadeh (Sociedade Portuguesa de Electroquimica, 2023)
    In this research, TiO2 NP were prepared by MW-R and conventional SG methods, using TTIP as Ti precursor, in the presence of different mixtures of distilled H2O and ETG (0 < H2O/ETG < 100%), as a solvent. The prepared samples ...
  • Characterization of Ge15Sb85 phase change material grown by pulsed laser deposition 
    Ghamlouche, H.; Choueib, Nargess; Tabbal, Malek; Sayed-Hassan, Rodaina; Hajj-Hassan, Mohamad (Springer Verlag, 2018)
    The phase change material eutectic binary compound Ge15Sb85 thin films were prepared, for the first time, by pulsed laser deposition technique. Various parameters were changed to obtain amorphous thin films in very good ...
  • Coil-bridge transition in a single polymer chain as an unconventional phase transition: Theory and simulation 
    Klushin, Leonid I.; Skvortsov, Aleksander M.; Polotsky, Alexey A.; Hsu, Hsiaoping; Binder, Kurt (American Institute of Physics Inc., 2014)
    The coil-bridge transition in a self-avoiding lattice chain with one end fixed at height H above the attractive planar surface is investigated by theory and Monte Carlo simulation. We focus on the details of the first-order ...
  • Comments on stellar evolution 
    El-Eid, Mounib F. (Springer Verlag, 2018)
    Given the limited space in this contribution, it is not possible to go into the details of the exciting astrophysical topic of stellar evolution and nucleosynthesis. It is attempted to emphasize the basics of this basic ...
  • Comparative study of laser induced periodic surface structures formed on pulsed laser deposited and magnetron sputtered titanium oxide films 
    Talbi, Abderazek; Coddet, Pierre L.; Tabbal, Malek; Thomann, Anne Lise; Millon, Eric; Stolz, Arnaud; Boulmer-Leborgne, Chantal; O'Connor, Gerard M.; Semmar, Nadjib (Elsevier B.V., 2019)
    In this paper, we present a comparative study of LIPSS formation on sub-stoichiometric titanium oxide thin films grown using pulsed laser deposition (PLD) and Magnetron Sputtering (MS). Irradiation was performed using ...
  • Comparative study of the fundamental properties of Ga2O3 polymorphs 
    Safieddine, Fatima; El Haj Hassan, Fouad; Kazan, Michel (Academic Press Inc., 2022)
    Full potential linearized augmented plane wave method plus local orbitals (FP-LAPW ​+ ​lo) on the basis of Density Functional Theory (DFT) is called to study the structural, electronic, elastic, optical, thermodynamic and ...
  • Compositional effect on auto-oscillation behavior of Ni 100 - xFex/Pt spin Hall nano-oscillators 
    Haidar, Mohammad; Mazraati, Hamid; Dürrenfeld, Philipp; Fulara, Himanshu; Ranjbar, Mojtaba; Åkerman, Johan J. (American Institute of Physics Inc., 2021)
    We demonstrate the compositional effect on the magnetodynamic and auto-oscillation properties of Ni 100 - xFex/Pt (x = 10-40) nanoconstriction-based spin Hall nano-oscillators. Using spin-torque ferromagnetic resonance ...
  • Compression and interpenetration of adsorption-active brushes 
    Ivanova, Anna S.; Polotsky, Alexey A.; Skvortsov, Aleksander M.; Klushin, Leonid I.; Schmid, Friederike (American Institute of Physics Inc., 2023)
    Compression and interpenetration of two opposing polymer brushes formed by end-grafted adsorption-active chains are studied by the numerical self-consistent field approach and by analytical theory. For sufficiently strong ...
  • Cosmology with mimetic matter 
    Chamseddine, Ali H.; Mukhanov, Viatcheslav F.; Vikman, Alexander (Institute of Physics Publishing, 2014)
    We consider minimal extensions of the recently proposed Mimetic Dark Matter and show that by introducing a potential for the mimetic non-dynamical scalar field we can mimic nearly any gravitational properties of the normal ...
  • Crystalline phase control and growth selectivity of β-MnO2 thin films by remote plasma assisted pulsed laser deposition 
    Abi-Akl, Maya; Tabbal, Malek; Kassem, Wassim (Elsevier B.V., 2016)
    In this paper, we exploit the effect of coupling an oxygen remote plasma source to Pulsed Laser Deposition (PLD) for the growth of pure and well crystallized β-MnO2 films. Films were grown on Si substrates by laser ablation ...
  • Cumulative administrations of gadolinium-based contrast agents: risks of accumulation and toxicity of linear vs macrocyclic agents 
    Chehabeddine, Lara; Al Saleh, Tala; Baalbaki, Marwa M.; Saleh, Eman; Khoury, Samia J.; Hannoun, S. (Taylor and Francis Ltd, 2019)
    Ever since gadolinium was found to deposit in the brain of patients with normal kidney function by Kanda et al. in 2014, several studies have been conducted to evaluate its effect on the patients’ health. However, conflicting ...
  • Curvature tensor in discrete gravity 
    Chamseddine, Ali H.; Malaeb, O.; Najem, Sara A. (Institute for Ionics, 2023)
    We study numerically the curvature tensor in a three-dimensional discrete space. Starting from the continuous metric of a three-sphere, we transformed it into a discrete space using three integers n1, n2 , and n3 . The ...
  • Dependence of surface plasmon-phonon-polariton in 4 H-SiC on free carrier concentration 
    Karakachian, Hrag; Kazan, Michel (American Institute of Physics Inc., 2017)
    In this paper, we present a thorough study of the characteristics of the surface modes that result from coupling between plasmon electronic oscillation modes, phonon modes, and electromagnetic modes. The Fourier transform ...
  • Direct measurement of the effective infrared dielectric response of a highly doped semiconductor metamaterial 
    Mohtar, Abeer Al; Kazan, Michel; Taliercio, Thierry; Cerutti, Laurent; Blaize, Sylvain; Bruyant, Aurélien (Institute of Physics Publishing, 2017)
    We have investigated the effective dielectric response of a subwavelength grating made of highly doped semiconductors (HDS) excited in reflection, using numerical simulations and spectroscopic measurement. The studied ...
  • Direct numerical simulation of electromagnetically forced flows using OpenFOAM 
    Habchi, Charbel; Antar, Ghassan Y. (Elsevier Ltd, 2015)
    We present direct numerical simulation results of a conducting fluid subject to the Lorentz force resulting from an external static magnetic field normal to the electric current direction. This research discipline, generally ...
  • Discrete gravity 
    Chamseddine, Ali H.; Mukhanov, Viatcheslav F. (Springer Science and Business Media Deutschland GmbH, 2021)
    We assume that the points in volumes smaller than an elementary volume (which may have a Planck size) are indistinguishable in any physical experiment. This naturally leads to a picture of a discrete space with a finite ...

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