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Resonant tunneling through Quantum dot arrays is the quantum-mechanical effect of transition through a classically-forbidden energy state. Consider rolling a ball up a hill. If the ball is not given enough velocity, then it will not roll over the hill. This makes sense classically. But in quantum mechanics, objects exhibit wavelike behaviour. For... Continue Reading

Food-security and sustainability is a serious global concern in the recent times. Many indigenous food crops of Africa which promises to ameliorate nutritional food insecurities are presently neglected and under-utilized. African yam bean (AYB) is one of such crop with tremendous nutritional potentials. The poor awareness about the... Continue Reading

Many business firms have benefited from the use of research keeping and accounting. This is true especially when we consider such firm that required by law to publish the result of their business dealings annually. Such firm cannot fulfill this legal obligation without employing the accounting professional skills. They also utilize... Continue Reading

S Tax is an important stream of revenue for government’s development projects. The importance of tax systems as a major revenue source in a country is undeniable, these statistics have evidenced that tax revenues are one of main income source for many governments throughout the world but to maximize tax collection and minimize tax... Continue Reading

The study focused on effective promotional strategies for operations of hair dressing saloon in Enugu metropolis with particular not on after8 saloon –New haven. The objectives of the study are; To evaluate the promotional strategies adopted by after 8 hair dressing saloon in order to determine their profitability To determine the... Continue Reading

It has always been said that the consumer is the king and will remain the king in the market place-meaning that the success or failure of any product/service depends on the attitude of consumer towards it. The consumer attitude may be positive in which case the product/service enjoys consumer’s acceptance or negative attitude,... Continue Reading

Decision-making has become a main concern to any organization, and efforts are being made by management to make sure that best decisions are made. Therefore, this study investigates the effectiveness and efficacy of marginal costing as an essential tool for decision-making. To determine this, the fundamental objectives of the study among... Continue Reading

This Research examined the relevance of Pipeline transportation to the marketing of Petroleum products in Nigeria.  Toward this end 83 staff of the Nigeria national Petroleum Corporation (NNPC)\'s offices in Enugu and Port-Harcourt were randomly selected to form the study sample.  The 83 members of the study sample were given 83 copies... Continue Reading

This research is aimed at examining the impact of Employee welfare services in business organization n Nigeria. It is organized in five chapters. Chapter one deals with the introduction which presents the background of the study where the topic under study was introduced, statement of the problem under study was given. Objective of the... Continue Reading

The aim of this project/research work is to find out the problems facing filling/correspondence in Institute of Management and Technology (IMT) Enugu and to give useful suggestions. To obtain the necessary information for the research, the researcher used the questionnaire. From the findings, it was discovered that the institution stand... Continue Reading

As there are needs for more qualified secretaries in the labour market, and the scarcity of these grades of secretaries, it is necessary to train more secretaries.  This paper reviews the scanty literature on the development of job enrichment scheme for secretaries in Nigerian National Petroleum Corporation. A case study method of... Continue Reading

This research work aims at finding out the problems inherent in the training and development of secretaries in a depressed economy. The main purpose of this study is to survey these problems and find out management problems in the training and development of secretaries. The background of the study was discussed in chapter one. In the... Continue Reading

PROPOSAL Cooperatives which have been in existence for the past centrally still exist in our conteporaly time today due to certain factors which is the case of study in this project. But for the umpteenth time people still mistake motives with factors for joining cooperatives. However the purpose of this project is to find out the factors that can... Continue Reading

This write up is a detain of the process and formulation of plan for the physical realization of the construction of a mobile cooking system. It as divided into chapters, which discussed extensively the practical refrigerator cycle with attention given to constriction factors, working principle and choice of materials. The method used in... Continue Reading

PREFACE Our purpose of embarking on the construction of a project of this kind to present a very vivid and understandable fact that if given the necessary supports, that we the youths and engineers in potentials can more this country forward as regards to technical know how. Such a bird eye view right from time immemorial had proved that lot of... Continue Reading

An electric popcorn machine is machine that is used to popcorn for human consumption. It uses electricity as it sources of energy, transfer it energy, that is used to pop the Corn. Also it has a stirrer, which rotate due to the convection of electrical energy from the source to mechanical energy in the motor, the stirrer tons the corn so... Continue Reading

Parameters on which clear prints depends were comprehensively investigated. The study revealed that clear print depends on the impressed pressure the working temperature and the gold foil print paper life expectancy. Also studies were he manner of dependence of these parameters on prints impressed on sheets of varied thickness. The... Continue Reading

A machine for corn Sheller is highly and greatly needed for consistence of usage of corn in local and international levels. With regards to this indispensable need, a corn-shelling machine is designed which operates to remove the corn grains and leaving the cobs intact. In attainment to this design objective and aims, a proper... Continue Reading

This study has its theme as a utilization studies of Enugu coals with the view of studying its properties, classification, preparation storage etc comparing coals obtained from different locations. The Enugu coal is a sub-bitummous and non coking coal. It is very rich in waxes and resins, thus it may be suitable for the production of... Continue Reading

This project “production of plane mirror using local raw material” is meant to study the possibility of producing plane mirror using sand rich in silica as its major local raw material. Plane mirror is produced by casting one side of a sheet glass. Presently in Nigeria, sheet glass is not used easily produce and as such, the... Continue Reading

The aim of the project is to construct a domestic grain grinding machine to be powered by electric motor through pulley and belt transmission. The project is to perform mostly blending and grinding on grains e.g beans, maize, melon, millet and such other food crops. In construction of the project, there are various factors that is being... Continue Reading

The candle molding machine is a vital device which cannot be done without, in any nation. This is because of the indispensable role candle plays, especially when there is no either source of light. In order to enhance adequate supply to both urban and rural consumers, the production of a candle molding machine is important. The major... Continue Reading

Stop clocks are devices for indicating time duration for the occurrence of two events after a passage of time. They are usually powered by batteries and they measure time in unit of seconds. Most clocks stop working as a result of the inability of the main spring to make a complete revolution. Also problems that do arise in clocks and... Continue Reading

The project work “Construction of standard steel cupboard” was constructed at the mechanical workshop. During the construction, various hand and machinery tools (equipment) such as electric welding machine, hammers, guillote, folding machine, spraying machine, milling machine, steel rule, hard saw, center punch, scribbers,... Continue Reading

The sets of seizes with shocker which was fabricated and assembled in the chemical engineering pilot plant was aimed at providing the students with a machine that will aid them in practical involving the separation of solid particles. Besides this, it was also fabricated sizes or diameter of the solid particles of a substance by allowing... Continue Reading