Physics

: Effects OF Mercury and Nickel Impurities on the Optical, Electrical and Structural Properties of Copper Sulphide (CuS) Thin Films Prepared by Chemical Bath Deposition Technique :-Mgbaja, Elizabeth C.

ABSTRACT

 Thin films of copper sulphide (CuS) with varying concentrations of mercury (Hg) and nickel (Ni) impurities (0.0 I M-0.03M) were grown on glass substrates at room temperature (300K)...

101 pages (19697 words) · Theses · 1 month ago

Construction And Implementation Of a 1.KVA inverter:- Nduka, Obinna

ABSTRACT

This project ( I KY A inverter) was built using locally sourced electrical components, and a 12V DC battery as its power source. The basic principle of operation of this device is a simple...

63 pages (9508 words) · Projects · 3 months ago

Construction And Testing Of Sound Activated Switch:- Onweagba, Victor E.

ABSTRACT

This project has been selected because of its applicability in our day to day and its potential to conserve power using locally assembled electronic components. The device sound activated...

57 pages (7240 words) · Projects · 3 months ago

Construction Of An Automatic Changeover Display Using A Micro-Controller:- Udeh, Chukwuemeka R.

ABSTRACT

An automatic change over display with micro controller is designed to switch electric current from main power source to an alternative power supply (generator) without human intervention....

36 pages (6490 words) · Projects · 3 months ago

Construction Of A Smoke Detector With Indicator With Light And Alarm:- Alaribe, Chijindu V.

ABSTRACT

This project presents the possibility of using electronic components to produce a safely device. The device is a smoke detector which has been constructed using components such as...

55 pages (8076 words) · Projects · 3 months ago

Construction And Testing Of 1kva Inverter:- Hyacinth, Uzochukwu J.

ABSTRACT

This project is titled construction and testing of a direct current (de) to alternating current (ac) inverter system. It is constructed to meet up with the power demand in offices and home...

70 pages (11903 words) · Projects · 3 months ago

Construction And Testing Of An Automatic Security Light System Using Photovoltaic Cell:- Chigbu, Ihuoma E.

ABSTRACT

 Over the years, security posed a major concern at night due to the total darkness. The need to supply light without manually switching it on and off arises as years roll by. AC...

59 pages (10120 words) · Projects · 3 months ago

Construction Of Automatic Street Lighting System And Power Supply Fault Analysis:- Akpan, Ime S.

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49 pages (6306 words) · Projects · 3 months ago

Construction And Testing Of Water Reservoir Monitoring And Pump Control Station Using Mobile Automation Systems:- Nmesirionye, Chimaobi

ABSTRACT

Water Reservoir monitor and Pump Station Control using mobile Automation System (WRMPCS) exploits the electrical conductivity ofwater to give indication ofreservoir levels and ultimately,...

71 pages (13083 words) · Projects · 3 months ago

Construction And Testing Of Automatic Water Level Monitor System In Overhead Tanks:- Ejikeme, Eliezer I.

ABSTRACT

 An automatic water level monitor system has been successfully design and constructed. It displays the water level when the overhead tank is quarter full, half full and when it is...

42 pages (7472 words) · Projects · 3 months ago

Construction and Testing of Earthing Fault System Monitor for Industrial Appliance Control:- Okeh, Nnaemeka D.

ABSTRACT

The world is ageing, technology is improving and knowledge is increasing. In the developed countries of the world, proper earthing system measure are implemented for the safety of life and...

45 pages (6617 words) · Projects · 3 months ago

Geophysical Foundation Investigation for Mult-Storey Complexes in Michael Okpara University of Agriculture Umudike:- Eme, Ukoha K.

ABSTRACT

In order to determine the competence ofthe near surface Formation as foundation materials of multi-storey complexes at Michael Okpara University of Agriculture Umudike a Geophysical...

73 pages (10498 words) · Projects · 3 months ago

Construction And Implementation Of A Liquid Leakage Detector System:- Ugwunna, Augustus C.

ABSTRACT

A leakage detection system is a system, constructed lor detecting a leak through a closed valve installed between upsticam pipes and downslieam pipes of an industiial piocess I he liquid...

52 pages (7766 words) · Projects · 3 months ago

Construction And Testing Of Solar Automatic Street Light System For Remote Control Area:- Anyatonwu, Johnson C.

ABSTRACT

The Street Light System with Solar Panel Sensor is a sensitive device with great efficiency of photo detection. In this work, I used a solar panel, 12V battery, comparator, relay, LED and...

50 pages (7826 words) · Projects · 3 months ago

Phonons Dispersion Relations In Chalcogenide Semiconductors:- Uzoma, Juliet E.

ABSRTACT

Phonon is a quantum of vibrational energy and the phonons density of state gives the number of modes per unit frequency per unit volume of real space. The entire set of all possible...

35 pages (4306 words) · Projects · 3 months ago

Theoretical Estimation Of Magnetic Field Effects On Electric Transmission Line:- Igwe, James O.

ABSTRACT

 The study examined the theoretical estimation of magnetic field on electric transmission lines using ampere's law. The proximity of residential and work places to overhead power...

52 pages (7828 words) · Projects · 3 months ago

Health Implications Emanating From Electromagnetic Radiation On The Human Body Through The Use Of Cell Phones:- Kanu, Goodness I.

ABSTRACT

We are constantly immersed in a sea of electromagnetic radiation (EMR) and this affects our life markedly. Mobile phones are now an integral and ephemeral part of the human daily activity....

45 pages (9780 words) · Projects · 4 months ago

Construction Of Patients Attention System With Alert:- Odoemelem, Emmanuel A.

ABSTRACT

 Patients attention system with alarm has been successfully constructed. The system make it possible for a patient admitted in the intensive care unit to make distress call to the...

52 pages (8524 words) · Projects · 4 months ago

Mapping Gully Erosion Using Remote Sensing Technique: A Case Study Of Opi Nsukka Area, Southeastern Nigeria

ABSTRACT

The study area Opi Nsukka and its environ Southeastern Nigeria, is located on latitude 643' N - 7° 00' N and longitude 7° 13' E - 7° 35' E. The aim of the study is to depict the spatial...

55 pages (6974 words) · Projects · 4 months ago

Mapping Gully Erosion Using Remote Sensing Technique:

ABSTRACT

The study area Opi Nsukka and its environ Southeastern Nigeria, is located on latitude 6° 43' N- 7° 00 N and longitude 7 13' E - 7° 35' E. The aim of the study is to depict the spatial...

57 pages (7232 words) · Projects · 4 months ago

Treculia Africana And Newbouldia Laevis Leaves' Extracts as corrosion inhibitors for aa7075-t7351 in 1 m HCL corrosive And 0.5 M NaCl Saline Environments

ABSTRACT

The efficacy and behaviour of different concentrations of Treculia africana (TA) and Newbouldia laevis (NBL) leaves' extracts, as corrosion inhibitors for aluminium alloy AA7075-T7351 in...

275 pages (39240 words) · Dissertations · 7 months ago

Quantum Confinements In 〖α-Ga〗_x 〖In〗_(1-x) N Spherical Semiconductor Quantum Dots

Abstract

Group III-Nitride materials have ushered in scientific and technological breakthrough for lighting, mass data storage and high power electronic applications. Gallium Nitride (GaN) and...

114 pages (18748 words) · Theses · 8 months ago

Growth And Characterization Of Yttrium Doped Chalcoginide Semiconductors For Solar Energy Purposes Using Spray Pyrolysis Technique.

ABSTRACT

The deposition of undoped and Y-doped CuSe, CdSe and CoSe with different dopant concentration (0.01 – 0.04mol%) and varying substrate temperature (140oC – 200oC) have been successfully...

21 pages (33281 words) · Dissertations · 9 months ago

Dual Solution Synthesis And Characterization Of Multilayer Sulphide Thin Films For Possible Applications

ABSTRACT

CuS:ZnS, CdS:ZnS, AlS:ZnS and SnS:ZnS multilayer thin films were synthesized on glass substrates using two solution based methods: successive ionic layer adsorption and reaction (SILAR) and...

16 pages (19937 words) · Dissertations · 9 months ago

PHY324 (Solid State Physics)

FIRST SEMESTER 2016/2017 EXAMINATION 

1 page (136 words) · Exam Question Papers · 11 months ago
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