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All published articles 245

First-principles Investigation of Structure and Electronic Properties of NiTe2 Fermi Crossing Type-II Dirac Semimetal

Muzambilu Saminu, Sofwan Ibrahim Saleh, Shafiu Ibrahim Musa, Gulzar Ahmed & M. C. Idris · Asian Journal of Research and Reviews in Physics · 2021

The electronic structure aspect of transition metal dichalcogenides (TMDs) has so far received intensive research interest. NiTe2 is a noble candidate for type-II DSM with Dirac point near the Fermi surface. In this paper we present a systematic investigation of the structural st...

Open access Research Article 10.9734/ajr2p/2021/v4i130135

Analytic Solutions of the Rotating and Stratified Hydrodynamical Equations

Imre F. Barna & L. Mátyás · Asian Journal of Research and Reviews in Physics · 2021

In this article we investigate the two-dimensional incompressible rotating and stratified, just rotating,  just stratified Euler equations, comparing with each other and with the normal Euler equations with  the self-similar Ansatz. The motivation of our study is the following th...

Open access Research Article 10.9734/ajr2p/2021/v4i130133

Measurement and Evaluation of Radiation Power Density Emitted from Mobile Cellular Base Stations in Abuja and its Environ, Nigeria

Ibrahim Aminu, J. T. Zhimwang, D. Adewumi, R. S. Ibrahim, M. Z. Musa & D. D. Matthew · Asian Journal of Research and Reviews in Physics · 2021

This paper presents measurement and evaluation of radiation power density emitted from mobile cellular base stations in Abuja and it’s environ. Forty (40) mobile base stations with ten (10) each from AIRTEL, ETISALAT, GLO and MTN located in areas with high population were randoml...

Open access Research Article 10.9734/ajr2p/2021/v4i130132

Numerical Modeling of Photonic Jet behind Triangular Prism

Arnold Abramov, Yutao Yue, Mingming Wang, Zongyang Wang & Yajun Xu · Asian Journal of Research and Reviews in Physics · 2021

The scattering of electromagnetic plane waves by triangular prism and its truncated form (the isosceles triangle and the trapezoid are transverse sections, respectively) has been studied in order to determine possibility of high field intensity (photonic jet) formation. Using hig...

Open access Research Article 10.9734/ajr2p/2021/v4i130131

Modeling the Distribution of Radiofrequency Intensities from the Digital Terrestrial Television (DTTV) Broadcasting Transmitters in Kampala Metropolitan; Uganda

Peter Opio, Akisophel Kisolo, Tumps W. Ireeta & Willy Okullo · Asian Journal of Research and Reviews in Physics · 2020

This study presents the modeling of the distribution of RF intensities from the Digital Terrestrial Television (DTTV) broadcasting transmitter in Kampala metropolitan. To  achieve this, the performance evaluation of the different path loss propagation models and envisaging the on...

Open access Research Article 10.9734/ajr2p/2020/v3i430130

Effect of Time Factor on the Battery Voltage State of Charge from Foot Beats Piezoelectric System

Godwin Chukwunonyelum Nworji, Uche V. Okpala, Ngozi Agatha Okereke & Peter Uchenna Okoye · Asian Journal of Research and Reviews in Physics · 2020

Aim: The study examined the effect of time on amount of voltage generated in a foot beat electricity generating system stored in a battery. Study Design: A system made of piezoelectric materials was designed such that the foot beats of dancers on a platform would cause a mechanic...

Open access Research Article 10.9734/ajr2p/2020/v3i430129

Hawking Radiations of Kerr-Newman Black Hole in de Sitter Spacetime by Hamilton-Jacobi Method

M. Ilias Hossain & M. Jakir Hossain · Asian Journal of Research and Reviews in Physics · 2020

Incorporating Parikh and Wilczek’s opinion Hawking radiations of Kerr-Newman-de Sitter (KNdS) black hole has been investigated by Hamilton-Jacobi method. We have assumed the space time background as dynamical, energy and angular momentum as conserved incorporating the self-gravit...

Open access Research Article 10.9734/ajr2p/2020/v3i430128

Characteristic Variation of Ground Heat Flux and Net Radiation at Tropical Station in Ile-Ife, Osun State, Nigeria

A. Usman, B. B. Ibrahim & L. A. Sunmonu · Asian Journal of Research and Reviews in Physics · 2020

Characteristic variation of ground heat flux and net radiation enhances the understanding of the significance of indicated trends of variability to everyday life and factors that might be responsible for such variations. This research work critically analyses some specific days w...

Open access Research Article 10.9734/ajr2p/2020/v3i430127

Theoretical Determination of the Mass Radii of the Nucleons and Heavier Subatomic Particles

Ikechukwu I. Udema · Asian Journal of Research and Reviews in Physics · 2020

Background: The literature contains numerous values of nucleon charge radii with greater interest in proton. The mean square negative radii are reported for the neutron, the scientific relevance notwithstanding. Only in very few instances was the mass radius of the nucleon invest...

Open access Research Article 10.9734/ajr2p/2020/v3i430125

Prototypical Simulation of an Optical Edge Filter Design for Three Different Rayleigh Wavelengths Using Octave Software

A. M. Bello, D. Dahuwa, A. M. Mustapha & Z. Muhammad · Asian Journal of Research and Reviews in Physics · 2020

Optical filters used specifically for special functions to block a particular wavelength or range of wavelength and transmit the rest of the spectrum have received research attention for the past few eras. Recently, optical filter based on multilayer coating are more focused due...

Open access Research Article 10.9734/ajr2p/2020/v3i330124

Wavelet and Statistical Analysis of Dissolved Oxygen and Biological Oxygen Demand of Ramganga River Water

Anil Kumar · Asian Journal of Research and Reviews in Physics · 2020

Ramganga river is the main tributary of holy river Ganga and navigates through various cities of Uttarakhand and Uttar Pradesh of India. Its water quality is very important because a lot of population is directly connected to this river. Wavelet transforms is a new analytical too...

Open access Research Article 10.9734/ajr2p/2020/v3i330123

Fluid Flow Model with Mean Microtubule Pressure through Porous Media

A. T. Ngiangia & P. O. Nwabuzor · Asian Journal of Research and Reviews in Physics · 2020

We discussed in this paper a fractional model arising in flow of three different incompatible fluids through a porous medium with mean microtubule pressure. The method adopted for obtaining the solution is the regular perturbation technique for the analytical solution and for the...

Open access Research Article 10.9734/ajr2p/2020/v3i330122

Influence of Meteorological Parameters on the Variations of Atmospheric Radionuclides Concentration in Dar es Salaam, Tanzania

Dorice Rashid Seif & Yusuf Ismail Koleleni · Asian Journal of Research and Reviews in Physics · 2020

Atmospheric concentrations of 7Be and 212Pb were measured for 11 years (2008 – 2018) in Dar es Salaam, Tanzania. The mean activity concentrations of 7Be and 212Pb were found to be within the range of 1.29 – 5.71 mBq/m3 and 10.85 – 50.06 mBq/m3, respectively. The annual mean activ...

Open access Research Article 10.9734/ajr2p/2020/v3i330120