This research work is set to find out the effect of mathematical knowledge in teaching and learning of physics. The research was carried out with the view of sourcing out explanations as to why there are problems in teaching methods that affect academic performance of students. Such problems include the inability of teachers to: 1. Translating... Continue Reading
ABSTRACT Electrical resistivity method employing vertical electrical sounding was carried out in September, 2018 with aim to investigate favorable area for good groundwater potential. Four points were selected around the University clinic and female hostel for vertical electrical sounding (VES) using schlumberger configuration. Maximum current... Continue Reading
ABSTRACT Electrical resistivity method employing vertical electrical sounding was carried out in September, 2018 with aim to investigate favorable area for good groundwater potential. Four points were selected around the University clinic and female hostel for vertical electrical sounding (VES) using schlumberger configuration. Maximum current... Continue Reading
ABSTRACT This project work aimed at demonstrating the benefits of organic wastes in the production of Biogas using a bio-digester through the use of different substrates and methods in order to optimize the production of Methane Gas by anaerobic digestion. Five samples (substrates) were used in this research with their different seeding... Continue Reading
ABSTRACT This project work aimed at demonstrating the benefits of organic wastes in the production of Biogas using a bio-digester through the use of different substrates and methods in order to optimize the production of Methane Gas by anaerobic digestion. Five samples (substrates) were used in this research with their different seeding... Continue Reading
ABSTRACT The Geophysical Airborne gravity data of Abakaliki and Bansara area of Lower Benue Trough Nigeria was interpreted qualitative and quantitative in order to determine the sedimentary thickness/depth to basement and the possibility of hydrocarbons accumulation in the area and also to determine the density contrast and... Continue Reading
ABSTRACT This project describes the design and construction of an automatic Battery charger. Automatic Battery chargers are not particularly cheap, but the protection they afford in protecting batteries against overcharging and possible battery damage is highly... Continue Reading
ABSTRACT The control of traffic at road junction, which was done purely by human effort, proves to be inefficient owing to the increasing rate of both motorists as well as the complexity of road networks. This inadequacy brought about the use of discrete solid-state electronics up to the usage of a computer controlled microprocessor, but the... Continue Reading
ABSTRACT This project work was carried out to access the level of electromagnetic radiation risk awareness from cell phones in selected audience of cell phone users using a Questionnaire. The reduction in the adverse effect of electromagnetic radiation from cell phones is theoretically explained in the research work. The Questionnaires were... Continue Reading
Abstract The study investigated the spectral index of components of Compact Steep Spectrum sources (CSSs). The purpose of the study was to determine the symmetric nature of the CSSs. A sample of the CSS sources which is made up of 8 galaxies and 4 quasars was taken from the Extra Galactic Zoo for observation. These sources were observed at... Continue Reading
ABSTRACT A Linear Variable Differential Transformer (LVDT) was constructed having a primary winding of 245 turns and two secondary windings of 100 turns each. The device was calibrated with a graduated cylindrical rod. The graduated rod when inserted between the hollow tube which has the windings gave output voltages of ±0.046V, ±0.51V,... Continue Reading
ABSTRACT The Geophysical Airborne gravity data of Abakaliki and Bansara area of Lower Benue Trough Nigeria was interpreted qualitative and quantitative in order to determine the sedimentary thickness/depth to basement and the possibility of hydrocarbons accumulation in the area and also to determine the density contrast and... Continue Reading
Abstract The study investigated the spectral index of components of Compact Steep Spectrum sources (CSSs). The purpose of the study was to determine the symmetric nature of the CSSs. A sample of the CSS sources which is made up of 8 galaxies and 4 quasars was taken from the Extra Galactic Zoo for observation. These sources were observed at... Continue Reading
INTRODUCTION Physics as a science subject in school is different from other non-science subjects in school curriculum in the sense that its lessons take place in laboratories where both students and teachers carry out experiments and practical demonstration. This approach of learning and teaching of physics makes it a practical subject. Practical... Continue Reading
ABSTRACT Wi-Fi signals are susceptible to signal loss as they travel hence Wi-Fi users are rarely completely satisfied with the signal strength offered by the off-the-shelf Wi-Fi cards, routers and access points. This project research intends to introduce a device which can provide Wi-Fi users with high signal strength and at a lower cost in order... Continue Reading
ABSTRACT A derivation of equispaced-level conduction band Hamiltonians using the coordinate-transform based procedure is presented. The procedure start with the effective-mass schrodinger equation (Luttinger and Kohn, 1995), where the local conduction-band edge is interpreted as the potential experienced by and electron in a quantum well (QW). The... Continue Reading
Abstract Search for alternative materials required for shielding ionizing radiation has being on the increase for some period of time. Lead which is widely used is expensive, therefore researches has to be carried out on other materials. Clay has been suggested but it is not as effective as lead in shielding ionizing radiation. This work therefore... Continue Reading
There is a crucial need in the mainland regions of Nigeria to enhance the development of wind technology and engineering, which is essential for the designing of Wind Energy Conversion Systems (WECS). The Weibull Probability Density Function (PDF) with two parameters is widely accepted and commonly utilized for modelling, characterizing and... Continue Reading
ABSTRACT A drastic change in the perception of electric energy . But at the same time there is misreading of FREE ENERGY. Energy becomes free only at a point after which we don’t have to pay for power generation after hiring the unit. By using the magnetic force of magnets continuous motion (Energy) is made. This magnet also produces a... Continue Reading
ABSTRACT Nuclear Medicine is a medical specialty that allows modern diagnostics and treatments cancer using radio pharmaceuticals original radio-tracers (drugs linked to a radioactive isotope). Radio-pharmaceuticals are considered a special group of drugs and thus their preparation and use are regulated by a set of policies that... Continue Reading
ABSTRACT The concept of Superconductors in relation to energy gap was considered in this study. The occurrence of the Meissner effect indicates that superconductivity cannot be understood simply as the idealization of perfect conductivity in classical physics . The major aim of this project is to study the concept of energy gap in super conductors... Continue Reading
ABSTRACT In this project (A Multi-Wavelength View of M17 Massive Star-Forming Region), efforts were made to determine the distributions of polycyclic aromatic hydrocarbons ( PAHs) within the M17 region. We find that PAHs are destroyed over a short distance or edge of the HII region. This PAH destruction edge can be located easily using Galactic... Continue Reading
ABSTRACT This project is about the geophysical method with special emphasis on the use of resistivity method for groundwater exploration. the project was conducted at tarauni local government area of kano state. ABEM SAS 300C terramiter was used, electrodes, cables, reels of wire,and hammer are also used. the study area was generally underline by... Continue Reading
ABSTRACT Viscosity is a property of a liquid and is defined as the resistance of a liquid toflow. This research is to determine the viscosities of motor oils (10w – 40w, 20w –50w), vegetable oil and honey using the fall sphere method. The viscosity of honeywith 4.44Ns/m2was found to be the highest and that of vegetable oil having a valueof... Continue Reading
Ionosphere is the region in the upper atmosphere where there are sufficient amount of electrons and ions to influence the propagation of radio wave. For radio wave propagation studies and application, a standard model (model based on data) such as IONEX map model was developed to study the ionospheric parameter i.e. the Total Electron... Continue Reading
Building materials are one of the potential sources of indoor radioactivity because of the naturally occuring radionuclides in them. Exposure to indoor ionizing radiation, like gamma radiation, results in critical health challenges. This work was designed to assess the indoor gamma dose rate level following the renovations of offices of lecturers... Continue Reading
This research work is meant to determine the Earth’s stability from gravity anomalies and to provide diverse explanations for a wide range of physical observations and also highlight the factors affecting the stability of the Earth. Information from geodesy (shape of the Earth) and the gravitational field of the Earth studies have been fitted... Continue Reading
ABSTRACT Viscosity is a property of a liquid and is defined as the resistance of a liquid toflow. This research is to determine the viscosities of motor oils (10w – 40w, 20w –50w), vegetable oil and honey using the fall sphere method. The viscosity of honeywith 4.44Ns/m2was found to be the highest and that of vegetable oil having a valueof... Continue Reading
Abstract: Thin films of Copper Nickel Selenide (CuNiSe) were synthesized on glass slides at room temperature using chemical bath deposition (CBD) method. The films were deposited from aqueous solution containing copper ion, nickel ion and potassium selenate (K 2 SeO 4 ) at varying molar concentration of nickel ion with constant time and pH of the... Continue Reading
ABSTRACT Using basic galvanic cell principles, the ability of tissues to generate electrical current through electrolysis was characterized. Studying Zn/Cu electrolysis in animal organs revealed a fundamental and measurable tissue-specific property – the galvanic apparent internal impedance (GAII), that is most likely related to the salt bridge... Continue Reading
ABSTRACT The Scientific Committee on Emerging and Newly Identified Health Risks (SCENIHR) has updated the previous opinion on 'Possible effects of Electromagnetic Fields (EMF), Radio Frequency Fields (RF) and Microwave Radiation on human health' by the Scientific Committee on Toxicity, Ecotoxicity... Continue Reading
CHAPTER ONE 1.0 INTRODUCTION During the last decade worldwide concern with global climate has highlighted the challenge faced by both industrialized and developing countries in maintaining a sustained process of development. Nigeria, like other developing countries, shares the need for fast economic growth given the current low standard of living... Continue Reading
OPTICAL AND STRUCTURAL PROPERTIES OF COPPER ALUMINUM DISELENIDE (CuAlSe 2 ) COMPOUND THIN FILMS ABSTRACT A low cost chemical bath deposition technique has been used for the preparation of Copper aluminum diselenide (CuAlSe2) thin films onto commercial microscope glass substrates. The values of deposition parameters were varied such as... Continue Reading
ABSTRACT The phenomenology of jet in astrophysics was studied. Analytical methods were used to obtain an equation for describing jet motion. From the analysis, we understood that βT > 1, where βT is the apparent jet velocity along the observers line of sight. The observed motions of the components show curvatures and changes in velocity.... Continue Reading
ABSTRACT In this study of the physics of stars and their astronomical identification, It is evident that stars undergo certain physical processes as they live through their life cycle. How gravity, magnetic field and nuclear fusion play a role in stellar evolution is explained extensively. This research describes the structure and evolution of... Continue Reading
ABSTRACT The study investigates the effect of propagation impairments such as rain, cloud, gases and tropospheric scintillation on fixed satellite communication link on earth-space path for frequencies between 10 and 50 GHz at Ku, Ka and V bands for 37 locations in Nigeria. Two standard elevation angles of 50, 550 as well as some elevation angles... Continue Reading
ABSTRACT Hearing aid device is a small electronic gadget that is fit in or behind the ear to improve one’s hearing and consequently communication ability.This research work involves the design and development of a hearing aid device withpre-amplifier; an acoustic signal picked-up using a condenser microphone. TDA 2822M IC is configured to... Continue Reading
ABSTRACT This work investigates the thermal properties of Polyvinyl Chloride (PVC), Plaster of Paris (POP), asbestos, and cardboard commonly used as ceiling materials. The steady state method for Lee’s disc apparatus was employed to determine these thermal properties which include, thermal conductivity, thermal resistivity, thermal diffusivity,... Continue Reading
ABSTRACT Radon is one of the sources of nuclear contamination in water and the largest contributor of the total radiation received by the general public from natural radioactive sources. Human exposure to high doses of radon through inhalation as gas or ingestion in water can lead to cancer. In this present work, the activity concentrations of... Continue Reading
ABSTRACT Thermal properties refer to characteristics of a material defining the substance and related to temperature dependent. The most important thing in building design is the protection of people who live and work within the environment. The research work identified some common roofing materials used for building design in Nigeria. . The... Continue Reading
ABSTRACT Distance measurement plays a vital role in engineering, science and business. The distance is always measured between two points. Generally distance measurement is possible only by making contact with the target whose distance is to be measured, but this project discusses the measurement of distance by digital measuring instrument. This... Continue Reading
ABSTRACT Solar energy being transmitted from the sun through space to earth by electromagnetic radiation must be converted to heat before it can be used in a practical heating or cooling system. Solar energy collectors, the devices used to convert the suns radiation to heat, usually consist of a surface that efficiently absorbs radiation and... Continue Reading
ABSTRACT The radiation dose received by the patient during the radiological examination is essential to prevent risks of exposure. The aim of this work is to study organ equivalent and effective dose s for common diagnostic radiographic examinations at General hospital Dutsin-Ma local Government Area, Katsina State, Nigeria. We estimated the... Continue Reading
ABSTRACT This research work presents the results of the thermal power calibration of Nigeria Research Reactor-1 (NIRR-1), a low power Miniature Neutron Source Reactor (MNSR), using calorimetric and heat balance methods. The calibration was performed at two different power levels: half power (15kW) and full power (30kW). The calorimetric method... Continue Reading
ABSTRACT This study was undertaken to assay the elemental concentration in some Irish potatoes and soils from farmlands in an ex-mining area at Dahwol-vwana village, Jos-south L.G.A, Plateau state, Nigeria. The total heavy metal concentrations (for Irish potato and soil samples) were obtained using Atomic Absorption Spectrometer. It was observed... Continue Reading
ABSTRACT This study was undertaken to assay the elemental concentration in some Irish potatoes and soils from farmlands in an ex-mining area at Dahwol-vwana village, Jos-south L.G.A, Plateau state, Nigeria.... Continue Reading
ABSTRACT Distance measurement plays a vital role in engineering, science and business. The distance is always measured between two points. Generally distance measurement is possible only by making contact with the target whose distance is to be measured, but this project discusses... Continue Reading
ABSTRACT Solar energy being transmitted from the sun through space to earth by electromagnetic radiation must be converted to heat before it can be used in a practical heating or cooling system. Solar energy collectors, the devices used to convert the suns radiation to... Continue Reading
ABSTRACT The radiation dose received by the patient during the radiological examination is essential to prevent risks of exposure. The aim of this work is to study organ equivalent and effective dose s for common diagnostic radiographic examinations at General hospital... Continue Reading
ABSTRACT This research work presents the results of the thermal power calibration of Nigeria Research Reactor-1 (NIRR-1), a low power Miniature Neutron Source Reactor (MNSR), using calorimetric and heat balance methods. The calibration was performed at... Continue Reading