This study investigates the chemical speciation and fractionation of heavy metals (Cd, Cr, Cu, Ni and Pb) in relation to their levels of pollution from six different locations along the course of Owena River during the dry and wet season of 2015. The top sediment deposit was subj...
Open access
Research Article10.9734/psij/2019/v21i430113
We obtained a solution to radiative heat transfer equations, which describes a multi-layer gray semi-transparent medium in terms of an opaque body. It is shown that the thermal disturbance between the layers of a medium qualitatively changes its optical properties. We introduced...
Open access
Research Article10.9734/psij/2019/v21i330112
Aims: This paper seeks to analyse the characteristics of monthly rainfall pattern in Katsina City in a view to unveiling the trends and describing its dynamics so that adequate recommendations can be made for its modelling. Study Design: The analysis involves a complete statistic...
Open access
Research Article10.9734/psij/2019/v21i330111
The depletion analysis of the Nigerian research reactor fuel with 19.75% enriched UO2 have been performed using the VENTURE PC code. The matrix exponential method was selected in this work to perform the depletion analysis. The volume fraction of the materials in this mixture was...
Open access
Research Article10.9734/psij/2019/v21i330110
Aims/ Objectives: This paper studies the impact of the generally parabolic law of nonlinearity on the evolution of the energy of super-sech soliton dynamics. Study Design: generally parabolic law of nonlinearity terms study. Place and Duration of Study: Department of Physics, Fac...
Open access
Research Article10.9734/psij/2019/v21i330109
In this study, seventeen gridded stations across the latitude over Nigeria were selected with a view to determine and characterize land surface air temperature anomaly for both minimum and maximum values. The study intends to present graphic illustrations of spatial and temporal...
Open access
Research Article10.9734/psij/2019/v21i330108
This work presented mathematical models and flow charts for implementing secure Proportional-Integral-Derivative (PID) algorithm in a process control loop. A number of security solutions have been recommended and some deployed in a process control system. Majority of these soluti...
Open access
Research Article10.9734/psij/2019/v21i230107
This paper investigates the outdoor performance of a 20 W monocrystalline silicon solar module in relation to air mass (AM) in Kakamega. Direct measurement of air mass and module output parameters from experimental setup was done in Kakamega at a location 0.28270 N and 34.7519 E....
Open access
Research Article10.9734/psij/2019/v21i230106
Rosiglitazone ( C18H19N3O3S ) is an anti-diabetic drug that reduces insulin resistance in patients with type 2 diabetes. The parameters (bond lengths and bond angles), HOMO, LUMO, HOMO-LUMO energy gap, dipole moment, thermodynamic properties, total energy and vibrational frequenc...
Open access
Research Article10.9734/psij/2019/v21i230103
Aims: The purpose of this work is to prove that only by implementing a weighted and thorough theoretical information approach to the development of a physical and mathematical model for measuring Planck’s constant, it is possible to prepare a reasonable justification for calculat...
Open access
Research Article10.9734/psij/2019/v21i230104