Gamma-ray bursts (GRBs) are immensely energetic explosions that have been observed in distant galaxies. This signatures from distant stars helps in carrying out spatial mapping of physical parameters related to soil properties, such as soil temperature. In investigating the effec...
Open access
Research Article10.9734/ajr2p/2023/v7i2138
In this study, the electrical conductivity and physical properties of loamy soil samples with various additives is determined. The electrical conductivity meter was used to obtain the electrical conductivity and some standard methods have been adopted to obtain other properties....
Open access
Research Article10.9734/ajr2p/2023/v7i2137
The effect of grain sizes on radionuclide concentration in soil and sediment samples from Kolo creek, Bayelsa State was investigated using gamma spectroscopy. Eight (8) samples of sediment were collected around the oil spill site of the creek. All the samples were separated into...
Open access
Research Article10.9734/ajr2p/2023/v7i2136
Microplastics contamination in drinking water is a growing concern globally as reported in recent papers. Here we report an investigation on the identification and classification of microplastics present in bottled drinking water using Laser induced breakdown spectroscopy, and Ra...
Open access
Research Article10.9734/ajr2p/2023/v7i2135
Thin film of Cadmium Sulphide (CdS) was deposited onto a precleaned transparent glass substrate by chemical bath deposition technique from a bath containing Cadmium acetate, ammonium acetate, thiourea and ammonium hydroxide. The deposition time was varied from 10 minutes to 50 mi...
Open access
Research Article10.9734/ajr2p/2023/v7i2134
Fluid and lithology discrimination for reservoir characterization of HAX field, offshore Niger Delta was carried out in this study. Three reservoir intervals, R_4500, R_5500, and R_6500 were picked, identified, and correlated across the four wells; but only the R_5500 reservoir w...
Open access
Research Article10.9734/ajr2p/2023/v7i1133
A study on terrestrial background ionization radiation was carried out around active selected telecommunications sites in Port Harcourt. This study was done using Radalert 100 and the geographical position system (GPS). The exposure rate ranged from 0.033 to 0.141 with a mean v...
Open access
Research Article10.9734/ajr2p/2023/v7i1132
The main objective of the research was to identify the semiconducting characteristics of mature medium-thick (diameter 14, 15 µm) "Xorazm-150" cotton fibers both undoped and doped with 1.5% aqueous solution of KMnO4, including current versus voltage and temperature dependence, te...
Open access
Research Article10.9734/ajr2p/2023/v7i1131
To analyze a harmonically Van der Pol oscillator, this work used a combination of graphs, time steps distribution, adaptive time steps Runge-Kutta, and fourth order algorithms. The goal is to examine the performance of third and fourth order Runge-Kutta algorithms in finding chao...
Open access
Research Article10.9734/ajr2p/2023/v7i1130
This research involves the assessment of noise levels in pubs operating in Calabar, Nigeria, to investigate their compliance with the permissible noise level recommended by the National Environmental Standards and Regulations Enforcement Agency (NESREA), Nigeria. A Bam and Kom (B...
Open access
Research Article10.9734/ajr2p/2023/v7i1129