A. A. Danmallam, W. L. Dabature, N. Y. Pindiga, B. Magaji, M. A. Aboki, D. Ibrahim, U. A. S. Zanna & M. S. Muktar·Physical Science International Journal·2020
The aim of this research is the study of physico-chemical properties activated carbon prepared from agricultural by product such as Neem Seed Husk (NSH) which is abundantly available in our environment The Activated Carbon (AC) was prepared using H3PO4 as activating agent and car...
Open access
Research Article10.9734/psij/2020/v24i130169
The CO2 (carbon dioxide) circulation models referred by the IPCC (Intergovernmental Panel on Climate Change) show that the increase of atmospheric CO2 by 240 GtC (Gigatonnes of carbon) from 1750 to 2011 is totally anthropogenic in nature, which corresponds to the permille value o...
Open access
Research Article10.9734/psij/2019/v23i430168
Rainfall parameters can be utilized to investigate the effect of climate change through scientific methods. However, data on rainfall rate exceeded for a fraction of an average year is grossly unavailable over Nigeria’s climate, thereby diminishing the capability of existing mode...
Open access
Research Article10.9734/psij/2019/v23i430166
Dynamical sectors of the Standard Model of particle physics are critically analyzed. It is proved that quantum electrodynamics, quantum chromodynamics, and the electroweak theory are inconsistent with fundamental physical principles. More than two examples apply to each of these...
Open access
Research Article10.9734/psij/2019/v23i430167
Aims: The purpose of this work is to formulate the theoretically justified information approach to analyze different methods of measuring Hubble’s constant, and to verify their advantages and disadvantages. Place and Duration of Study: Mechanical & Refrigeration Consultation...
Open access
Research Article10.9734/psij/2019/v23i430165
In this article, we solve analytically the nonlinear Doubly Dispersive Equation (DDE) in (1+1)-D by the homogeneous balance method, introduced to investigate the strain waves propagating in a cylindrical rod in complex polymer systems. The linear dispersion relation plays importa...
Open access
Research Article10.9734/psij/2019/v23i430164
Aim: The aim of this study is radiometric survey of oil and gas wastes and its health risks in Niger Delta region of Nigeria. Study Design: This study was purely an experimental work which involves collection of samples and laboratory analysis. Place and Duration of the Study: T...
Open access
Research Article10.9734/psij/2019/v23i430163
Relativistic properties of a Dirac Lagrangian density are compared with those of a Dirac Hamiltonian density. Differences stem from the fact that a Lagrangian density is a Lorentz scalar, whereas a Hamiltonian density is a 00-component of a second rank tensor, called the energy-m...
Open access
Research Article10.9734/psij/2019/v23i430162
In this study, four years in-situ measurements of atmospheric parameters (pressure, temperature and relative humidity) were carried out. The measurement was by placing an automatic weather station at five different heights: ground surface, 50, 100, 150 and 200 m respectively on a...
Open access
Research Article10.9734/psij/2019/v23i430161
This study investigates the effect of primary radio climatic variables on the tropospheric surface radio refractivity across three stations (Makurdi (7.7322° N, 8.5391° E), Jos (9.8965° N, 8.8583° E) and Lagos (6.5244° N, 3.3792° E) in Nigeria. Two years (January 2008-December 20...
Open access
Research Article10.9734/psij/2019/v23i430159