More than ever before, applications of satellite services continue to gain recognition due to more growth in technological systems and applications. However, propagations along the Earth-space path suffer degradation due to hydrometeors such as rain, fog, haze, snow and hail. Amo...
Open access
Research Article10.9734/AIR/2018/40446
Five hundred and thirteen Vertical Electrical Sounding data sets were acquired within the Akure9. Metropolis, processed and interpreted quantitatively. Akure Metropolis lies within Latitudes 07°10. 09' and 07° 19'N and Longitudes 05° 07' and 05° 17'E and covers an areal extent...
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Research Article10.9734/JGEESI/2015/15851
The meteorological effects on radio wave signals propagating through the troposphere are of great concerns in the design and performance of radio communication systems. Often, the effect can lead to anomalous propagation conditions such as ducting, super refraction and sub refrac...
Open access
Research Article10.9734/psij/2019/v23i330154
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
The variation of refractivity with height is of major importance in controlling the path of propagation of radio wave in the troposphere. The variation which leads to anomalous propagation such as sub refr...
Open access
Research Article10.9734/AIR/2018/40916
Thermal diffusivity variations of different soil types in a tropical location, Akure, Nigeria at three different depths over dry and wet seasons are presented. The time lag method was used to estimate the thermal diffusivity (D) of the experimental site using the hourly and mean...
Open access
Research Article10.9734/PSIJ/2017/24135
The increasing development in satellite technology has brought about several novel mobile satellite services and applications. Consequently, there is a pressing demand for seamless data transfer and accessibility to satellite-earth microwave links in SHF/EHF frequency bands. Howe...
Open access
Research Article10.9734/PSIJ/2017/31899
In this study, results of the variation of maximum and minimum radio horizon distance derived from the computation of surface refractivity through measurement of temperature, relative humidity and pressureacrosssevenlocations((Akure (7.15°N, 5.12°E), Lagos (6.30°N, 3.20°E), Abuja...
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Research Article10.9734/ajopacs/2019/v7i230089
In communication systems engineering, designers tend to optimize the channel capacity of radio links through frequency re-use by deploying dual independent orthogonally polarized channels in the same frequency band. Such frequency re-use techniques via linear or circular polariza...
Open access
Research Article10.9734/PSIJ/2018/39940
The research investigates the effects of ground surface temperature (air temperature) on soil temperature at a depth of 5 cm. The study covers a period of fourteen (14) months from May 2010 to June 2011 in Akure, Southwestern Nigeria. With the aid of an automatic weather station,...
Open access
Research Article10.9734/psij/2022/v26i330316
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