Aims: To compare surprisingly high plasticity in compression at low temperature of high-quality compacts prepared by spark plasma sintering from atomized Fe-30.8Al-0.35Zr-0.11B (at%) powder with tensile tests at the same conditions. Study Design: Compressive tests and tensile tes...
Open access
Research Article10.9734/PSIJ/2018/41673
In thermodynamics, there is a relation that connects the thermal expansion coefficient and the isothermal compressibility. It has been supposed that it was a universal identity. However, it is shown here that this identity is not appropriate for condensed phases. Experimental mea...
Open access
Research Article10.9734/PSIJ/2018/41102
The effects of meteorological parameters on the tropospheric radio refractivity and field strength variability cannot be overemphasised especially at the lower troposphere. The variability of tropospheric radio refractivity and field strength over selected fourteen stations in no...
Open access
Research Article10.9734/PSIJ/2018/41320
Understanding the vertical microstructure of rain is one of the key tools to the physical processes of rain attenuation. In this paper, one-year (January 2010- December, 2010) data of rainfall parameters were considered and the microstructure of rain were studied using a vertical...
Open access
Research Article10.9734/PSIJ/2018/36981
This study aimed at detecting and assessing the concentrations of heavy metals in Pumpkin irrigated using surface and groundwater sources grown along the banks of River Benue, Makurdi, Nigeria. Eight heavy metals were detected to include cadmium, chromium, cobalt, copper, iron, m...
Open access
Research Article10.9734/PSIJ/2018/39036
Morphometric parameters of unbroken quartz pebbles recovered from the basal section of Awi Formation exposed around Ewen area, southeastern Nigeria were studied for paleoenvironmental reconstruction. The study involved the determination of the roundness and measurement of the thr...
Open access
Research Article10.9734/PSIJ/2018/39806
The exact analytical bound state solutions of wave equations are still very interesting problems in fundamental quantummechanics. However, there are only a few potentials for which these wave equations can be exactly solved. In this paper, Spin and pseudospin symmetries of the Di...
Open access
Research Article10.9734/PSIJ/2018/38209
Aims: Flow in annular regions encounters in many fields such as bio-medical, petroleum, aerospace and chemical industries and among them, the flow between two coaxial pipes has rather become interesting due to its asymmetry nature. Study Design: Theoretical solution and numerical...
Open access
Research Article10.9734/PSIJ/2018/40076
In this paper, we illustrate the computational capability of the collisional radiative model ATMED CR for calculating the temporal evolution of accurate atomic populations including nlj-splitting, mean charge and atomic processes rates. The present work contains computed time-dep...
Open access
Research Article10.9734/PSIJ/2018/40246
This work involved the study of heat transfer in a cemented hip replacement. The recent rise in cemented hip replacement in Orthopaedic and trauma surgery is of alarming concern to the material usage and conditions it been subjected to. Bone cementing which is the main technology...
Open access
Research Article10.9734/PSIJ/2018/39318