Togdjim Jonas, Djaldi Tabdi Ngamsou, Mbaïrangone Samson, Malloum Soultan, Alexis Mouangué Nanimina, Nandiguim Lamai & Michel Querry·Physical Science International Journal·2023
Given the need for decent housing and taking into consideration the environment, as well as the search for sustainable materials, in recent years researchers have begun to focus on local biodegradable and ecological materials. It should be noted that the use of building materials...
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Research Article10.9734/psij/2023/v27i3794
This research was aimed at estimating the spatially distributed Water balance components of the catchments in Mekelle area by using WetSpass hydrological model and verifying the model outputs with ground truth. Long term mean metrological data and physical characteristics of the...
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Research Article10.9734/psij/2023/v27i3793
I. T. Adejugbe, J. A. Olowonubi, I. T. Olorunsola, O. A. Oyegunwa, J. O. Ayeni, O. Komolafe & A. K. Ogunkoya·Physical Science International Journal·2023
This hammer mill was fabricated from locally sourced and available materials for grinding of large sized grain particles such as SORGHUM, maize, millet, guinea, etc. into small sizes enough to pass through the holes of the cylindrical sieve positioned beneath the hammer assembly....
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Research Article10.9734/psij/2023/v27i3792
The existence of hypernuclei was discovered in a middle of the last century. During the formation of these nuclei under the action of cosmic rays, one of the nucleons passes into its excited state and turns into the \(\Lambda\)- or \(\Sigma\)-particle. In this paper, it is shown...
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Research Article10.9734/psij/2023/v27i3791
This research work concerns the physical characterizations and the measurement of the thermal conductivities of clay materials stabilized by a mixed binder. At first, the different physical characterizations are carried out for the classification of the study material. Then, cyli...
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Research Article10.9734/psij/2023/v27i3790
The use of solar energy is hampered by the intermittency of the resource and the constraints of storing the thermal form of this energy. The processes using this resource are therefore faced with problems of continuity of the process. To remedy this, this work proposes to develop...
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Research Article10.9734/psij/2023/v27i2783
Bright band is an important phenomenon that occurs in radar observations of precipitation. It is a layer of intense reflectivity caused by the melting of the snowflakes in the atmosphere. Accurate detection of bright band and its associated properties are essential for the estima...
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Research Article10.9734/psij/2023/v27i2782
This work focuses on the determination of time zero nuclear events considering the Xe-135/I-135 isotopic activity ratio. Considered as relevant isotopes for CTBT, theses two radionuclides are usable for radioactive release timing. According the considered databases, some paramete...
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Research Article10.9734/psij/2023/v27i2781
This study examines the numerical solutions of an unsteady natural convection Couette flow of a viscous, incompressible and electrically conducting fluid between the two vertical parallel plates in the presence of thermal radiation, Soret and Dufour. The fundamental dimensionless...
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Research Article10.9734/psij/2023/v27i2780
Africa is a region rich in natural resources but some of its regions are landlocked and the potential exists for significant regional trade. However, integration and trade in the region remains limited despite the efforts of regional institutions to encourage this integration. In...
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Research Article10.9734/psij/2023/v27i1778
This work focuses on quality infrastructure in the solar photovoltaic field in Senegal. On the one hand, it deals with the improvement of the quality infrastructure and on the other hand, conformity assessment accompanied by metrology and performance tests on batteries. We felt i...
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Research Article10.9734/psij/2023/v27i2779
The dream of capturing the workings of the entire universe in a single equation or a simple set of equations is still pursued. A set of five new equivalent formulations of entropy based on the introduction of the mass of the information bit in Louis de Broglie's hidden thermodyna...
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Research Article10.9734/psij/2023/v27i1777
Newton mechanics is great, Newton's contribution is indelible. But from Newton's classical mechanics, the definition of velocity (=) must mean that this physical parameter is a vector, so "negative velocity" only means the opposite direction of motion, no other meaning. It is dif...
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Research Article10.9734/psij/2023/v27i1776
This article reviews the first to sixth report of the Inter-Governmental Panel on Climate Change (IPCC). The types of greenhouse gases, sources of greenhouse gases and the impact of climate change on man, animals and the environment has been identified. The strategies to combat c...
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Research Article10.9734/psij/2023/v27i1775
A thorough experimental investigation was carried out to diurnally analyze the performance of photovoltaic systems deployed for domestic purposes under the guinea savannah atmosphere in Ogoja, Cross River State, Nigeria. In this study, the time of day to expect maximum efficiency...
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Research Article10.9734/psij/2023/v27i1767