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A Model of Drift Waves Modified By Electron Temperature Gradients and ExB Rotation in Cylindrical Magnetized Plasma
Ubeid, Muin F. (the islamic university, 2002)A general investigation of linear driftwaves phenomena in cylindrically bounded plasmas, immersed in a magnetic field without sheared and curvature, is described by the twofluid equations, taking into account: (a) ... 
A theorem for the propagation of electromagnetic waves through a multilayered structure consisting of left handed material and dielectric
Ubeid, Muin F; Shabat, Mohammed M. (IEEE, 2010)We prove the law of conservation of energy for propagation of electromagnetic waves through a multilayered structure consisting of LHM and dielectric slabs inserted in vacuum. Numerical method is presented to calculate the ... 
Analytical sensitivity and reflected power through a Dshape optical fibre sensor
Ubeid, Muin F; Shabat, Mohammed M. (Versita, 2014)In this paper, the reflection properties and sensitivity of a Dshape optical fibre sensor are investigated theoretically and numerically with the emphasis on the metal layer [gold (Au), silver (Ag), copper (Cu), and ... 
Antireflection coating at metamaterial waveguide structures for solar energy applications
Shabat, Mohammed M.; Ubeid, Muin F (Elsevier, 2014)The optical reflection properties of a periodic metamaterialdielectric multilayered structure are investigated theoretically. The structure is an antireflection coating if it is placed between two semiinfinite media of ... 
Calculation of reflected and transmitted powers of a metamaterial waveguide structure using MAPLE software
Shabat, Mohammed M.; Ubeid, Muin F; SidAhmed, Mohammed O (Optical Society of America, 2013)Consider a waveguide structure consisting of a pair of metamaterial and dielectric slabs inserted in vacuum. A plane polarized wave is obliquely incident on it. Metamaterials (sometimes termed lefthanded materials (LHMs)) ... 
Collisional drift waves of a weakly magnetised plasma modified by temperature variation
Ubeid, Muin F; Yassin, Samir S.; Shabat, Mohammed M. (2004)The twofluid equations are used to derive a model of collisional drift waves for cylindrical magnetized plasmas. Both the radial electron temperature variation and the sheared B E r r× rotation in the plasmas have been ... 
COLLISIONAL DRIFT WAVES OF A WEAKLY MAGNETIZED PLASMA
Ubeid, Muin F; Yassin, Samir S.; Shabat, Mohammed M. (2004)The twofluid equations are used to derive a model of collisional drift waves for cylindrical magnetized plasmas. Both the radial electron temperature variation and the sheared BE о о× rotation in the plasmas have been ... 
Effect of damping coefficient of precession on the transmission of electromagnetic waves through a structure containing ferromagnetic material waveguide”, Metamaterials
Ubeid, Muin F; Shabat, Mohammed M.; SidAhmed, Mohammed O (2012)The electromagnetic wave propagation through a structure consisting of lefthanded material (LHM) and dielectric slabs embedded in vacuum is analysed theoretically and numerically. The LHM is composed of magnetized ferrites ... 
Effect of dissipation factor on reflected and transmitted powers of a structure containing lefthanded material waveguide
Ubeid, Muin F; Shabat, Mohammed M.; SidAhmed, Mohammed O (SciPress Ltd, 2013)EN In this paper a waveguide structure consisting of a pair of lefthanded material (LHM) and dielectric slabs inserted in vacuum is investigated theoretically. Two cases of the LHM are considered, lossless case and loss ... 
Effect of negative index of refraction in the propagation of electromagnetic waves
Ubeid, Muin F; Shabat, Mohammed M. (IEEE, 2010)Consider a material slab situated between two half free spaces. An electromagnetic waves is obliquely incident on it. We investigate the effect of index of refraction of the material in the transmission of electromagnetic ... 
Effect of negative permittivity and permeability in the transmission of electromagnetic waves through a lefthanded material waveguide
Ubeid, Muin F; Shabat, Mohammed M.; SidAhmed, Mohammed O (IEEE, 2011)We investigate the characteristics of electromagnetic wave transmission by multilayered structures consisting of a pair of lefthanded material (LHM) and dielectric slabs inserted between two semiinfinite dielectric media. ... 
Effect of negative permittivity and permeability on the transmission of electromagnetic waves through a structure containing lefthanded material
Ubeid, Muin F; Shabat, Mohammed M.; SidAhmed, Mohammed O (Scientific Research Publishing, 2011)We investigate the characteristics of electromagnetic wave reflection and transmission by multilayered structures consisting of a pair of lefthanded material (LHM) and dielectric slabs inserted between two semiinfinite ... 
High Efficiency Solar Cells of Multilayered Organic Structures
Ubeid, Muin F; Shabat, Mohammed M. (American Scientific Publishers, 2018)In this paper, a theoretical and numerical discussion of a multilayered organic structure for solar energy applications have been presented. Both normal and oblique light illuminations of perpendicular (TE) polarization ... 
High efficiency solar cells with multilayered structures containing graphene
Ubeid, Muin F; Shabat, Mohammed M. (Elsevier, 2018)The design of Antireflection Coating (ARC) comprising artificial graphene for solar cells is challenging due to the new promising physical and chemical properties. Theoretical and numerical discussion of a multilayered ... 
Low reflection and high transmission by a layered structure containing diamondlike carbon, porous silicon, and lefthanded material
Ubeid, Muin F; Shabat, Mohammed M.; Altanany, Sameh M (Academic Press, 2017)In this paper, we propose and theoretically analyze a stratified waveguide structure comprised of diamondlike carbon (DLC), porous silicon (PS), and lefthanded material (LHM) subjected to incident light in order to achieve ... 
Low reflection multilayered structure containing metamaterial
Ubeid, Muin F; Shabat, Mohammed M.; SidAhmed, Mohammed O (IEEE, 2013)In this paper a multilayered structure containing metamaterial is investigated theoretically and numerically. Low reflection and high absorption of electromagnetic waves by the structure are demonstrated at specified ... 
Maximum and minimum transmittance of a structure containing N identical pairs of leftand righthanded materials
Ubeid, Muin F; Shabat, Mohammed M.; SidAhmed, Mohammed O (IEEE, 2012)The optical transmission properties of a waveguide structure consisting of N identical pairs of left and rightmaterials are investigated theoretically. The Expressions of the reflectance and transmittance are given in ... 
Maximum reflection and minimum transmission of electromagnetic waves by negative permeabilityferrite waveguide
Ubeid, Muin F; Shabat, Mohammed M.; SidAhmed, Mohammed O (IEEE, 2011)A magnetized ferrite waveguide situated between two half free spaces is investigated theoretically. Maxwell's equations and Snell's law are used to calculate the reflected and transmitted powers of the structure numerically. ... 
Numerical investigation of a Dshape optical fiber sensor containing graphene
Ubeid, Muin F; Shabat, Mohammed M. (Springer Berlin Heidelberg, 2015)In this paper, the reflection properties and sensitivity of a Dshape optical fiber sensor containing graphene are investigated theoretically and numerically. Maxwell’s equations are used to determine the electric and ... 
Numerical study of a structure containing lefthanded material waveguide
Ubeid, Muin F; Shabat, Mohammed M.; SidAhmed, Mohammed O (SpringerVerlag, 2012)In this paper a waveguide structure consisting of a pair of lefthanded material (LHM) and dielectric slabs inserted in vacuum is investigated theoretically. Maxwell’s equations are used to determine the electric and ...