OJO, JOSEPH SUNDAY(FederalL University Of Technology, Akure, Nigeria, 2004-01-05)
Very many prediction models have been used in recent times to estimate transmission loss arising from
Bisastic scattering of terrestrial microwave signals into the receiver of Earth-space communication
systems operating ...
David, H. O(FederalL University Of Technology, Akure, Nigeria, 2004-02-04)
Rain induced depolarization due to distorted rain drops may be a serious problem
to satellite communication at short wavelengths when dual - polarized signals are
employed. This study investigates the effects of rain ...
OMEHE, NNAMDI NKEMDIRIM NNAMDI NKEMDIRIM(Federal University of Technology Akure, 2006-12-14)
ABSTRACT
A concentrator type solar cooker has been designed and constructed. The concentrator is made up of two concentrating systems: a spherical dish and a reflector field. The spherical dish consisted of segmented plane ...
A passive solar cabinet dryer with dimensions (0.909 m X 0.602 m X 0.601 m)
was constructed using wood as the frame for the outside cover, while the inside was
lined with foam as an insulator and Aluminum plate painted ...
ORIMOGUNJE, B.A.(Federal University of Technology Akure, 2007-02)
A solar water heater was designed and constructed using
locally available materials. The components of the system are flat
plate collector and storage tank. A method of estimating the
performance of solar water heater ...
AKINBOLUSERE, AKINWUMI OLUROTIMI(Federal University of Technology Akure, 20-01-19)
The design, details of construction and performance analysis of box - type solar energy
cooker are presented. The cooker consists of outer casing, absorber plate (cooking
chamber), double-glazing coverlid, booster ...
ROTIMI, CORNELIUS OKEOWO(Federal University of Technology Akure, 2008-09-15)
This report presents the result of the computation of intersystem interference due to
hydrometeors using the simplified Capsoni Three Dimension (3-D) model when
horizontally polarized super-high frequency signals propagates ...
FAYOSE, RUFUS SOLA(Federal University of Technology Akure, 2004-09)
In order to understand better the physical world, scientists use mathematical models to predict the reaction of various physical systems, such as the response of a mass attached to a spring and to external stimuli. Such ...
AJAGUNNA, ADEBOWALE OLUFUNSO(Federal University of Technology Akure, 2002-08)
A cabinet drier with dimensions 0.82m x O.4Sm x 0.S2m, having four trays and
capable of drying 4kg of palm kernel per hour was constructed. Using electrical heating,
hot air is produced and allowed to flow through the ...
Audible sound waves travel farther in dry air than in moist air; as
attenuation occurs due to the presence of atmospheric water vapour. To
study the rate of attenuation, an audio equipment was developed which is
made ...
AKPOMEDAYE, EMOGHENE ESUVBIE(Federal University of Technology Akure, 2007-02-18)
In this work, models were developed for calculating the S parameter (amount of positron
annihilation with valence electrons in low momentum regions) and W parameter (amount of
positron annihilation with core electrons ...
ADENODI, RAPHAEL ADEWALE(Federal University of Technology Akure, 2005-11-28)
This project was carried out to analyse the performance of Satellite
Television Receive Only (TVRO) communication systems in terms of the propagation loss in the C-band (6/4 GHz) frequencies. A 3.0m parabolic dish was ...
POPOOLA, ADEWUMI ISAAC(Federal University of Technology Akure, 2004-03-02)
A precise weather data acquisition system capable 01 measuring temperature,
pressure and relative humidity has been developed. The system has three sensors
AD590JH for temperature, HIH3610-001 for humidity and 24PCCF6DA ...
OLUW ADARE, ESHOLOMO JOHN(Federal University of Technology Akure, 2010-12-20)
The measurement of the vertical profiles of rainfall parameters such as drop size distribution, rain rate, liquid water content, fall velocity and radar reflectivity were
carried out by using Micro Rain Radar in 2006 and ...
OLOGUNLEKO, AMOS OLUSEGUN(Federal University of Technology Akure, 1995-06)
A review of ionospheric studies is presented with a view to providing some theoretical background on the variations of the ionosphere with altitude, time of the day, season
of the year, geographic or geomagnetic location ...
ACHUKA, JUSTINA ADA(Federal University of Technology Akure, 2010-09-14)
Natural radioactivity was measured in twenty samples of well water collected from
hand dug wells and drilled wells (boreholes) from Ogun State, Southwestern
Nigeria with a view to provide baseline data on radioactivity ...
IBIKUNLE, SUNDAY BABATUNDE(Federal University of Technology Akure, 2007-03-26)
The concentrations of some of the natural radionuclides in the uranium, actinium and
thorium series and of 40K in soil samples collected from 9 major towns of Oyo State,
Southwestern Nigeria have been determined by ...
ALAO, OLUMUYIW A ADEMOLA(Federal University of Technology Akure, 2010-12-22)
The strong impact of rain on satellite-based telecommunication systems makes the prediction of rain induced propagation impairments (such as attenuation and interference) using the cumulative distribution of the point ...
ADEKOLA, ADEREMI SIKIRU(Federal University of Technology Akure, 2002-03-26)
This study presents the results of calculations of propagation impairments to millimetre wave signals by spherical raindrops in different types of tropical rainfall. The Mie scattering theory, for spherical raindrops, has ...
ADENUGBA, DAVID(Federal University of Technology Akure, 1998-10)
The total atmospheric absorption due to oxygen and water vapour in the frequency
range, 1O-350GHz was evaluated employing Liebe's empirical model. The basic
data include monthly mean meteorological parameters of pressure, ...