In this work Matlab simulation of the atomic Liouville equation for spontaneous emissions was developed for laser cooling of Radium atoms. The atomic decay time driven was determined according to the photon account. The theory includes the mechanical light effect for to atomic st...
Open access
Research Article10.9734/PSIJ/2017/37726
Raman scattering measurement of GaAs/Al0.28Ga0.72As super-lattice has been performed by an incident light with the wave-vector perpendicular to super-lattice growth axis at room temperature. Several peaks in Raman Scattering spectrum are observed. Theoretical analysis shows that...
Open access
Research Article10.9734/PSIJ/2017/37435
In this paper we consider the quantization of the time-dependent harmonic oscillator and its associated Berry phase using the invariant operator method, as well as the occupation number of the induced quasi-particle production. Furthermore, we point out that in the literature the...
Open access
Research Article10.9734/PSIJ/2017/37327
Vertical electrical sounding was conducted at a solid waste landfill in Aluu community for a hydro-geophysical assessment of the contamination of soil and groundwater. The ABEM Terrameter employing the Schlumberger array was used for direct current resistivity model using a maxim...
Open access
Research Article10.9734/PSIJ/2017/37120
B. M. Pakouzou, M. S. T. Ky, S. T. Gbembongo, G. P. Ouedraogo, O. A. Mackpayen, B. Dianda, S. Kam & D. J. Bathiebo·Physical Science International Journal·2017
Indirect solar dryers with solar collectors, do not always make it possible to reach the desired temperature level and drying time. As part of the improvement of the thermal performance of these systems, a study of the caustic zone is first presented. It is in this zone that the...
Open access
Research Article10.9734/PSIJ/2017/37156
The temporal variations in ambient carbon monoxide (CO) concentration has been investigated between weekdays and weekends through the analysis of a year-long measurement data between March 2009 - February 2010 taken at the central business district in Akure, Nigeria. This area ha...
Open access
Research Article10.9734/PSIJ/2017/35279
Ba(Mg1/3Nb2/3)O3 is an important microwave polar dielectric material. However, the large leakage current and losses due to defects incorporated during high temperature processing restricts its use in microwave devices. We have synthesized phase pure perovskite Ba(Mg1/3Nb2/3)O3 by...
Open access
Research Article10.9734/PSIJ/2017/37111
Fine particles (PM2.5) are mainly generated by combustion processes including emissions from motor vehicles, combustion of fossil fuel for power generation and large industrial processes such as ore and metal smelting. They may also include natural emissions such as fine windblow...
Open access
Research Article10.9734/PSIJ/2017/36683
The study determined the mean concentrations of natural radionuclides, the annual intake of radionuclides and annual effective dose due to the ingestion of Vegetables from selected areas of Manyoni in Tanzania. Thirty (30) bunches of leafy vegetable samples grouped into five cate...
Open access
Research Article10.9734/PSIJ/2017/34746
A linear thermoelectric generation of a fundamental acoustic wave in organic conductors with two conducting channels, quasi-one dimensional (q1D) and quasi-two dimensional (q2D), is analyzed theoretically. Specifically, the case when an acoustic wave with a fundamental frequency...
Open access
Research Article10.9734/PSIJ/2017/36390