This study assessed the influence of thermodynamic arrow of time on entropy for boiled cooling water (physical process), the universe and the air (natural process). This was done by determining the entropies of boiled water, the universe and air. This was achieved by using 1.5 li...
Open access
Research Article10.9734/psij/2023/v27i6809
In this work, we present a two-dimensional study of natural convection in a square air-filled cavity whose two vertical sides are subjected to a temperature difference, while the other two horizontal ones are adiabatic. The numerical method used is that of finite elements used in...
Open access
Research Article10.9734/psij/2023/v27i6808
The aim of this study was to assess heavy metal soil pollution in market garden areas in the commune of Korsimoro. The analysis focused mainly on zinc (Zn), nickel (Ni), chromium (Cr), copper (Cu), lead (Pb), cadmium (Cd), cobalt (Co), arsenic (As) and mercury (Hg). Composite sam...
Open access
Research Article10.9734/psij/2023/v27i6807
In this article, as a result of double alloying with ruthenium, copper, manganese oxides, the formation of an impurity band in silicate glass and how the density of electron states changes in it was studied by hypothetical and tunneling microprobe spectroscopy. The results of the...
Open access
Research Article10.9734/psij/2023/v27i6806
In this article, results of investigation of the effect of temperature on radial distribution function of atoms in lead-silicate glass are reported. Radial distribution functions of atoms in the lead-silicate glass 2SiO2∙PbO were calculated via Mathematica 5.1 Wolfram Research fr...
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Research Article10.9734/psij/2023/v27i6805
The connected revolution is the great revolution of the early 21st century, and it involves far greater upheavals than the arrival of smartphones and tablets. "Measuring", "calculating", "monitoring", "reporting", "controlling" and finally "understanding" and "correcting" are bec...
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Research Article10.9734/psij/2023/v27i5804
Evaluation of specific activity concentration of 238U, 232Th and 40K in soil and rice grains from solid mineral mining sites in Ikwo area of Ebonyi state was carried out using a Digilert-200 Radiation Meter. The radiological impact of the radionuclides was calculated. The ave...
Open access
Research Article10.9734/psij/2023/v27i5803
Aims/Objectives: Nonlinear, completely integrable Hamiltonian systems representing charged particle motion in external electromagnetic fields hold promise for models of novel intensity frontier particle accelerators. The main reason is the combination of large regions of stable o...
Open access
Research Article10.9734/psij/2023/v27i5802
This paper presents an investigation on radioactivity level of radioactive elements within Federal Polytechnic Kaltungo Main Campus. A total of forty (40) soil samples were analyzed using Gamma-Ray Spectrometry of 76×76mmNaI (TI) detector crystal with radioactivity activity conce...
Open access
Research Article10.9734/psij/2023/v27i5801
Background of the Study: The study area is located within four communities in Akuku-Toru Local Government Area, which is a coastal region within the Niger Delta. The study area is heavily reliant on groundwater for domestic, industrial, and agricultural purposes. The hydrogeologi...
Open access
Research Article10.9734/psij/2023/v27i5800
Although quantum theory, relativity and gravity provide excellent predictions of observations in their corresponding domains, a qualitative understanding of these three pillars of fundamental physics and their connection, is still very much lacking. As shown in this paper, by con...
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Research Article10.9734/psij/2023/v27i4799
Aggregates used in the construction of civil engineering works have an impact on the properties of concrete. For several years the central region is famous because of the effects of extraction of natural aggregates on the environment. We conducted laboratory tests on several recy...
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Research Article10.9734/psij/2023/v27i4798
In a previous paper we studied the Kepler problem for the extended Synge’s 2-body problem of classical electrodynamics. We have used the radiation terms introduced in our previous papers and prove an existence–uniqueness of a periodic orbit in polar coordinates which confirmed th...
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Research Article10.9734/psij/2023/v27i4797
Aims: This study aimed at identifying climatic zones over Nigeria. Duration of Study: Daily air temperature data for the 36 states and FCT in Nigeria were obtained from National Aeronautic and Space Administration (NASA) for the period of thirty-seven (37) years (1984-2020). Meth...
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Research Article10.9734/psij/2023/v27i4796
This investigation is based on the phenomenon of quadratic thermal convection in Magneto-Casson fluid flow induced by stretchy material with tiny particles and viscous dissipation effects. The study aims to understand and optimize the complex behaviour of fluid flow and heat tran...
Open access
Research Article10.9734/psij/2023/v27i4795