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All published articles 240

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

Annual Effective Dose from Natural Background Radiation in Pokhara, Nepal

S. P. Gautam, A. Silwal, S. Acharya & B. Aryal · Asian Journal of Research and Reviews in Physics · 2020

Measurement of outdoor natural background radiation doses at different locations of Pokhara city, Nepal was carried out using GCA-07W, Nuclear Regulatory Commission (NRC) certified Geiger Muller (GM) detector. From the measurements, the least value of background radiation dose ra...

Open access Research Article 10.9734/ajr2p/2020/v3i230119

Theoretical Reviews in Advances in Medical Diagnosis and Therapy: The Role of Physics Techniques

Gabriel Odeh Ankeli · Asian Journal of Research and Reviews in Physics · 2020

This paper discussed the role of physics in medical science that enhanced the health standard of the people in Nigeria towards healthy national development. The paper addresses some critical and ever-growing health challenges such as cancer, tumor, mental illness, kidney problems...

Open access Research Article 10.9734/ajr2p/2020/v3i230118

Investigation on High Velocity Plasmas and Field Aligned Currents at High Latitudes

J. C. K. Akhila & C. P. Anil Kumar · Asian Journal of Research and Reviews in Physics · 2020

The interaction of high velocity plasma with Earth’s magnetic field is fundamental and offer many questions on high latitude electrodynamics. The problems associated with influence of electric field and Field Aligned Current (FAC) generation is investigated with the aid of spheri...

Open access Research Article 10.9734/ajr2p/2020/v3i230117

On the Magnetic Field Spectrum and Its Fluctuations in a Primeval Cold Plasma in Thermal Equilibrium

Francisco Caruso, Vitor Oguri & Felipe Silveira · Asian Journal of Research and Reviews in Physics · 2020

This work reassesses previous results and generalizes the expression for the low-frequency spectrum of magnetic fields fluctuations in a thermal plasma, that was previously obtained within the framework of the fluctuation-dissipation theorem. The new approach presented here is ab...

Open access Research Article 10.9734/ajr2p/2020/v3i230116

Assessment of Radiation Exposure Level from Some Scrap Metal Dumpsites in Nasarawa State, Nigeria

S. S. Kerinja, U. Ibrahim, S. D. Yusuf, M. M. Idris & A. A. Mundi · Asian Journal of Research and Reviews in Physics · 2020

In this study, the radiation exposure rate emanating from the scrap metals dumpsite was assessed using an Interceptor Spectroscopic personal radiation detector (SPRD). Sixteen (16) scrap metal dumpsites were selected at random across four Local Government Areas (Nasarawa, Lafia,...

Open access Research Article 10.9734/ajr2p/2020/v3i230115