[HTML][HTML] Review of methodology to obtain parameters for radio wave propagation at low altitudes from meteorological data: new results for Auchi area in Edo State …
The surface refractivity, the refractivity gradient and effective earth radius factor (k-factor) are
useful ingredients for predicting the local radio wave propagation conditions in the …
useful ingredients for predicting the local radio wave propagation conditions in the …
Vertical Profile of Radio Refractivity Gradient in Akure South-West Nigeria.
In the planning and design of microwave communication links, the structure of the radio
refractive index in the lower part of the atmospheric boundary layer is very important. In this …
refractive index in the lower part of the atmospheric boundary layer is very important. In this …
Diurnal and seasonal variation of surface refractivity over Nigeria
The diurnal and seasonal variation of surface refractivity over Nigeria was studied using four
years in-situ meteorological data from eight location over Nigeria. At all the stations studied …
years in-situ meteorological data from eight location over Nigeria. At all the stations studied …
Utö observatory for analysing atmospheric ducting events over Baltic coastal and marine waters
Maritime safety relies on navigation, detection, and radio communication technologies that
function through electromagnetic radiation. Propagation of electromagnetic radiation can be …
function through electromagnetic radiation. Propagation of electromagnetic radiation can be …
[PDF][PDF] Estimation of the refractivity gradient from measured essential climate variables in Iyamho-Auchi, Edo State, South-South Region of Nigeria
Meteorological variables are crucial constituents in the estimation of refractivity
disseminations and the uncharacteristic radio wave propagation situations of the …
disseminations and the uncharacteristic radio wave propagation situations of the …
Distribution of radio refractivity gradient and effective earth radius factor (k-factor) over Akure, South Western Nigeria
Refractivity gradient and k-factor variations, based on measurements of atmospheric
pressure, temperature and relative humidity made in Akure North (7.15° N, 5.12° E), South …
pressure, temperature and relative humidity made in Akure North (7.15° N, 5.12° E), South …
Influence of weather variables on atmospheric refractivity over Auchi Town, Edo State, Nigeria
In this study, atmospheric variables such as air temperature, relative humidity and
atmospheric pressure were evaluated in order to determine the atmospheric refractivity over …
atmospheric pressure were evaluated in order to determine the atmospheric refractivity over …
Climatology of radar anomalous propagation over West Africa
S Kaissassou, A Lenouo, C Tchawoua, P Lopez… - Journal of atmospheric …, 2015 - Elsevier
A comprehensive examination of 5 years of European Centre for Medium-Range Weather
Forecasts (ECMWF) data from T511 L60 version of the ECMWF model to determine ducting …
Forecasts (ECMWF) data from T511 L60 version of the ECMWF model to determine ducting …
Marine Atmospheric Ducting Statistics Based on 2 Years of Coastal Surveillance Radar Observations
L Rautiainen, M Lensu, V Vakkari… - Journal of Applied …, 2025 - journals.ametsoc.org
Atmospheric ducting can cause a radar to detect over its standard horizon. Two years of X-
band coastal surveillance radar imagery from the island of Utö in the Baltic Sea was …
band coastal surveillance radar imagery from the island of Utö in the Baltic Sea was …
Radiowave propagation measurements in Nigeria (preliminary reports)
International conferences on frequency coordination have, in recent years, required new
information on radiowave propagation in tropical regions and, in particular, on propagation …
information on radiowave propagation in tropical regions and, in particular, on propagation …