Browsing Engineering by Issue Date
Now showing items 61-80 of 359
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Correlation Reduction in Closely-Spaced MIMO Antenna with Circular Polarization Diversity
(Institute of Electrical and Electronics Engineers Inc., 2020)Radiator correlation in multiple-input-multiple-output (MIMO) antenna has always been a serious concern for MIMO systems. In this paper, an antenna consisting of two parallel-placed coplanar waveguide (CPW)-fed radiators ... -
A novel lumped LC resonator antenna with air-substrate for 5G mobile terminals
(Electromagnetics Academy, 2020)The extending applications for mobile computing have experienced immense progress over the previous decade. However, this has ultimately influenced the shortage of bandwidth. Therefore, to fulfill the consumers’ demand, ... -
A frequency and radiation pattern combo-reconfigurable novel antenna for 5g applications and beyond
(MDPI AG., 2020)This paper presents a novel combo-reconfigurable architecture for the frequency and radiation patterning of a novel antenna system for future fifth-generation (5G) millimeter-wave mobile communication. The tuning system ... -
Autonomous system to control a mobile robot
(Institute of Advanced Engineering and Science, 2020)This paper presents an ongoing effort to control a mobile robot in unstructured environment. Obstacle avoidance is an important task in the field of robotics, since the goal of autonomous robot is to reach the destination ... -
An Efficient Routing Scheme for Intrabody Nanonetworks Using Artificial Bee Colony Algorithm
(IEEE, 2020)An Intrabody Nanonetwork (IBNN) is constituted by nanoscale devices that are implanted inside the human body for monitoring of physiological parameters for disease diagnosis and treatment purposes. The extraordinary accuracy ... -
Implementation of Spatial/Polarization Diversity for Improved-Performance Circularly Polarized Multiple-Input-Multiple-Output Ultra-Wideband Antenna
(IEEE, 2020)In this paper, spatial and polarization diversities are simultaneously implemented in an ultra-wideband (UWB) multiple-input-multiple-output (MIMO) antenna to reduce the correlation between the parallel-placed radiators. ... -
Unsteady Ferrofluid Slip Flow in the Presence of Magnetic Dipole with Convective Boundary Conditions
(Institute of Electrical and Electronics Engineers Inc., 2020)In this research article a micropolar Ferrofluid is analyzed. The flow is unsteady over an impulsively stretch sheet under the impact of MHD (Magnetohydrodynamics). We analyzed in this research article the interaction ... -
A novel negative meander line design of microstrip antenna for 28 GHz mmWave wireless communications
(Czech Technical University, 2020)The increasing applications for nomadic computing have experienced enormous development over the preceding decade. This has eventually caused the lack of bandwidth. Therefore, to accomplish the need of consumers, compact ... -
PriNergy: a priority‑based energy‑efcient routing method for IoT systems
(Springer., 2020)The Internet of Things (IoT) devices gather a plethora of data by sensing and monitoring the surrounding environment. Transmission of collected data from the IoT devices to the cloud through relay nodes is one of the many ... -
Theoretical and numerical investigation of entropy for the variable thermo physical characteristics of couple stress material: Applications to optimization
(Elsevier B.V., 2020)Transportation of heat and mass along with irreversibility analysis for the flow of Couple stress fluid past over a nonlinear stretched surface is reported in this exploration. The novel features and purpose of this report ... -
Entropy optimization in mhd nanofluid flow over a curved exponentially stretching surface with binary chemical reaction and arrhenius activation energy
(IOP Publishing Ltd., 2020)In this examination article, the production of entropy is investigated through the steady state nanofluid flow with MHD past a curved exponentially stretched surface. By keeping the knowledge of curved surfaces in mind the ... -
Enhanced tunable plasmonic resonance in crumpled graphene resonators loaded with gate tunable metamaterials
(OSA - The Optical Society, 2020)Graphene devices have been widely explored for photonic applications, as they serve as promising candidates for controlling light interactions resulting in extreme confinement and tunability of graphene plasmons. The ... -
Chemically reactive MHD micropolar nanofluid flow with velocity slips and variable heat source/sink
(Nature Research, 2020)The two-dimensional electrically conducting magnetohydrodynamic flow of micropolar nanofluid over an extending surface with chemical reaction and secondary slips conditions is deliberated in this article. The flow of ... -
Thermal radiations and mass transfer analysis of the three-dimensional magnetite carreau fluid flow past a horizontal surface of paraboloid of revolution
(MDPI AG., 2020)The dynamics of the 3-dimensional flow of magnetized Carreau fluid past a paraboloid surface of revolution is studied through thermal radiation and mass transfer analysis. The impacts of Brownian motion and chemical reaction ... -
Numerical simulation of the combined effects of thermophoretic motion and variable thermal conductivity on free convection heat transfer
(AIP Publication, 2020)In the current research, the effect of thermophoretic motion combined with temperature-dependent thermal conductivity on natural convection flow around the surface of a sphere at several circumferential locations has been ... -
Series solutions for nonlinear time-fractional Schrödinger equations: Comparisons between conformable and Caputo derivatives
(Elsevier B.V., 2020)In the present paper, we present the exact analytical solution of the time-fractional Schrödinger equation (TFSE) in the sense of conformable fractional derivative (Co-FD) based on the residual power series method (RPSM). ... -
Enhanced-performance circularly polarized MIMO antenna with polarization/pattern diversity
(Institute of Electrical and Electronics Engineers (IEEE ), 2020)Design of a compact wideband circularly polarized (CP) multiple-input multiple-output (MIMO) antenna with polarization diversity is proposed and characterized for off-body communication. The antenna is based on a simple ... -
Mobile robot controller using novel hybrid system
(Institute of Advanced Engineering and Science, 2020)Hybrid neuro-fuzzy controller is one of the techniques that is used as a tool to control a mobile robot in unstructured environment. In this paper a novel neuro-fuzzy technique is proposed in order to tackle the problem ... -
Viscous dissipated hybrid nanoliquid flowwith Darcy–Forchheimer and forced convection over a moving thin needle
(American Institute of Physics Inc., 2020)The study of hybrid nanoliquid can help achieve innumerable advanced features that make heat and mass transmission more convenient, such as in hybrid-powered engines, pharmaceutical processes, microelectronics, domestic ... -
Computational exploration for radiative flow of Sutterby nanofluid with variable temperature-dependent thermal conductivity and diffusion coefficient
(De Gruyter Open Ltd., 2020)This article addresses the effects of thermal radiation, stratification, and Joule heating for the flow of magnetohydrodynamics Sutterby nanofluid past over a stretching cylinder. The transport phenomenon of heat and mass ...