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Physical Science International Journal

· ISSN (electronic) 2348-0130

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700

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0

2026 articles

699

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1,183

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Articles (700)

Super-sech Soliton Dynamics in Optical Metamaterials with Generally Parabolic Law of Nonlinearity Using Lagrangian Variational Method

Amour Ayela, Gaston Edah, Camille Elloh & Ga´etan Djossou · Physical Science International Journal · 2019

Aims/ Objectives: This paper studies the impact of the generally parabolic law of nonlinearity on the evolution of the energy of super-sech soliton dynamics. Study Design: generally parabolic law of nonlinearity terms study. Place and Duration of Study: Department of Physics, Fac...

Open access Research Article 10.9734/psij/2019/v21i330109

Spatio–Temporal Characterization of Land Surface Air Temperature Anomaly over Nigeria

O. O. Ajileye, S. S. Aladodo & A. B. Rabiu · Physical Science International Journal · 2019

In this study, seventeen gridded stations across the latitude over Nigeria were selected with a view to determine and characterize land surface air temperature anomaly for both minimum and maximum values. The study intends to present graphic illustrations of spatial and temporal...

Open access Research Article 10.9734/psij/2019/v21i330108

Integrating Security in Process Control Loop: A Case for Proportional-Integral-Derivative Algorithm

Omagbemi Oghogho Weyinmi & Mbonu Ekene Samuel · Physical Science International Journal · 2019

This work presented mathematical models and flow charts for implementing secure Proportional-Integral-Derivative (PID) algorithm in a process control loop. A number of security solutions have been recommended and some deployed in a process control system. Majority of these soluti...

Open access Research Article 10.9734/psij/2019/v21i230107

The Impact of Air Mass on the Performance of a Monocrystalline Silicon Solar Module in Kakamega

Ligavo Margdaline Musanga, Mageto Maxwell, Wafula Henry Barasa & Emmanuel Yeri Kombe · Physical Science International Journal · 2019

This paper investigates the outdoor performance of a 20 W monocrystalline silicon solar module in relation to air mass (AM) in Kakamega. Direct measurement of air mass and module output parameters from experimental setup was done in Kakamega at a location 0.28270 N and 34.7519 E....

Open access Research Article 10.9734/psij/2019/v21i230106

Investigation of the Effects of Solvents on the Structural, Electronic and Thermodynamic Properties of Rosiglitazone Based on Density Functional Theory

R. A. Ismail, A. B. Suleiman, A. S. Gidado, A. Lawan & A. Musa · Physical Science International Journal · 2019

Rosiglitazone ( C18H19N3O3S ) is an anti-diabetic drug that reduces insulin resistance in patients with type 2 diabetes. The parameters (bond lengths and bond angles), HOMO, LUMO, HOMO-LUMO energy gap, dipole moment, thermodynamic properties, total energy and vibrational frequenc...

Open access Research Article 10.9734/psij/2019/v21i230103

Progress in Reducing the Uncertainty of Measurement of Planck’s Constant in Terms of the Information Approach

Boris Menin · Physical Science International Journal · 2019

Aims: The purpose of this work is to prove that only by implementing a weighted and thorough theoretical information approach to the development of a physical and mathematical model for measuring Planck’s constant, it is possible to prepare a reasonable justification for calculat...

Open access Research Article 10.9734/psij/2019/v21i230104

Development of Paramagnetism Analyze

T. Ewetumo & J. E. Orokhe · Physical Science International Journal · 2019

One of the quantities of fundamental importance in describing magnetic phenomena and materials is the magnetic moment. This research focused on the development of a paramagnetic materials analyzer using locally sourced materials to determine magnetic moment of magnetic materials....

Open access Research Article 10.9734/psij/2019/v21i230096

The Arbitrary l-state Solutions of the Hellmann Potential by Feynman Path Integral Approach

Nalan Kandirmaz · Physical Science International Journal · 2019

In this study, we used the Path integral method to obtain the bound state solutions of the Hellmann potential. Firstly we analytically derived the radial kernel expression of the Hellmann potential using the approximation of the centrifugal term and space-time transformations. Th...

Open access Research Article 10.9734/psij/2019/v21i130094

Outdoor Radon Measurements during 2018 in São José dos Campos, Brazil

Inácio M. Martin & Douglas C. Vilela · Physical Science International Journal · 2019

During 2018 the intensity and its variation in time were monitored, every hour the presence of radon gas in two distinct points near each other in São José dos Campos, Brazil. One point was situated 25 meters high (ACA tower) and the other 3 meters high (ITA laboratory). Two iden...

Open access Research Article 10.9734/psij/2019/v21i130093

Effects of Some Meteorological Parameters on Visibility in the Niger Delta Region of Nigeria

C. O. Nwokocha, C. U. Okujagu & P. I. Enyinna · Physical Science International Journal · 2019

Effects of meteorological parameters of relative humidity and wind direction on visibility in the Niger Delta, Nigeria (4.15°N-7.17°N, 5.05°E-8.68°E) for a period of 31 years (1981-2012) have been investigated. The data on visibility, relative humidity and wind direction were obt...

Open access Research Article 10.9734/psij/2019/v21i130092