In this paper, the author describes a semi empirical climate model (SECM) including the major forces which have impacts on the global warming namely Greenhouse Gases (GHG), the Total Solar Irradiance (TSI), the Astronomical Harmonic Resonances (AHR), and the Volcanic Eruptions (V...
Open access
Research Article10.9734/PSIJ/2017/34187
The aim of this study is essentially to evaluate radiation doses to paediatric patients who were referred for chest X-ray examination between April, 2015 and December, 2016 in three hospitals South-West, Nigeria. The methodology employed in this study involved measurements based...
Open access
Research Article10.9734/PSIJ/2017/34269
The discovery of cosmic microwave background radiation (CMB) by Wilson and Penzias defines a rest frame in the sense of Newton’s absolute space. This fact is one of the reasons why brane worlds moved into the focus of interest. Membrane theory (CM) uses the cosmological model of...
Open access
Research Article10.9734/PSIJ/2017/32988
Development of the concept of Euler characteristic, from the Euclidean geometry to the algebraic geometry is considered. A singular toric variety is studied within the framework of the algebraic geometry. Procedure of the blowing up of its singularities in terms of cones is repre...
Open access
Research Article10.9734/PSIJ/2017/34248
This work presents the performance analysis of different basic techniques used for the image restoration. Restoration is a process by which an image suffering from degradation can be recovered to its original form. Removing the noise from the image is the scope of this work. The...
Open access
Research Article10.9734/PSIJ/2017/33413
MHD natural convection and fluid flow in a two-dimensional open and inclined square cavity with a heated circular cylinder was considered in this work. The opposite wall to the opening side of the cavity was first kept to constant heat flux q, at the same time the surrounding flu...
Open access
Research Article10.9734/PSIJ/2017/33067
Si- films were deposited from liquid precursors, especially cyclopentasilane using a high pressure spray deposition system based on an electronically controlled piezo-injector in a inert gas atmosphere. This equipment might be applicable to other liquid precursors and targeted th...
Open access
Research Article10.9734/PSIJ/2017/33788
Far-infrared spectra of a germanium-antimony-tellurium alloy in the glassy and crystalline states have been measured and analyzed in the frequency range 20–400 cm-1 at room temperature. The absorption in this range is due to the phonon modes of the structural units of crystalline...
Open access
Research Article10.9734/PSIJ/2017/33572
The health detriment associated with human exposure to primordial radionuclides from the earth crust has been a major source of concern to public health observers across the globe. The level of such detriment can be mitigated by continuous monitoring in order to ascertain that th...
Open access
Research Article10.9734/PSIJ/2017/32273