Browsing Open Access Journals by Title
Now showing items 181-200 of 831
-
The Design of an Intelligent Security Access Control System Based on Fingerprint Sensor FPC1011C
(Scientific Research, 2010-07)This paper deals with the design of an intelligent access control system based on the fingerprint sensor FPC-1011C. The design uses the S3C2410 and TMS320VC5510A as the system processor. A fingerprint acquisi-tion module ... -
Design of Aperture Coupled Microstrip Antenna Using Radial Basis Function Networks
(Scientific Research Publishing, 2010-10)This paper, two Artificial Neural Network (ANN) models using radial basis function (RBF) nets are developed for the design of Aperture Coupled Microstrip Antennas (ACMSA) for different number of design parameters. The ... -
Design of Low Power and High Speed CMOS Comparator for A/D Converter Application
(Scientific Research Publishing, 2012-04)This paper presents an improved method for design of CMOS comparator based on a preamplifier-latch circuit driven by a clock. Design is intended to be implemented in Sigma-delta Analog-to-Digital Converter (ADC). The main ... -
Detecting Ultra-Violet Radiation by Using Titanium Dioxide Nanoparticles
(Scientific Research, 2012-07)In this paper sensitivity of chemically synthesized titanium dioxide (TiO2) nanoparticles to ultra-violet (UV) radiation is investigated. For this purpose three types of ultra-violet photodetectors were fabricated, one ... -
Detection of Helicobacter pylori among gastritis patients attending Nemba district hospital
(African Journal of Biological Sciences, 2019-10-01)Background: Helicobacter pylori (H. pylori) is a small, spiral-shaped bacterium that lives in the surface of the stomach and duodenum. More than half of the world’s population is colonized with H. pylori in the gastric ... -
Detection of mycotoxins in opaque beer production
(African Science Publications, 2020-10-05)In Zimbabwe opaque beer is one of the most common alcoholic beverages. This study was aimed at detecting aflatoxins and Ochratoxin A (OTA) in commercial opaque beer brewing. Aflatoxins and OTA are mycotoxins produced by ... -
Determinants of Oil Futures Prices
(Scientific Research, 2016-08)This study is directed at predicting the determinants of oil futures prices. We evaluate commodity pricing with oil occupying a special position due to highly inelastic demand. Given the sudden fall in oil prices, there ... -
Determinants of Vertical Integration: Investment Efficiency, Product Differentiation and Firm Size
(Scientific Research, 2018-04)This study examines the determinants of Merger and Acquisition (M & A) when manufacturing firms integrate with retailing firms. We examine a manufacturing duopoly in which each upstream firm sells the output to its ... -
Determination and inheritance of phytic acid as marker in diverse genetic group of bread wheat
(Scientific Research Publishing, 2013-07)Phytic acid (Myo-inositol 1,2,3,4,5,6 hexa-kisphophate) is a storage form of phosphorus and can accumulate to the levels as high as 35% in the wheat kernel. Phytic acid acts as an inhibitor for macronutrients as well as ... -
Determination of Accuracy of Nursing Diagnoses Used by Nursing Students in their Nursing Care Plans
(2013)Aim: The aim of this study was to determine and evaluate appropriateness of nursing diagnoses with NANDA taxonomy used by second year nursing students in their nursing care plans. Methods: Retrospective design. Findings: ... -
Determination prevalence of cymothoid parasite fish families in Iwofe (Port Harcourt) Rivers state
(African Journal of Biological Sciences, 2019-10-01)The aim of this study is to provide information on the morphology of the Cymothoid parasites of Haemulidae and Elopidae from Iwofe in Port Harcourt determine physico chemical parameter of study area. To determine the ... -
Determining The Motivating Factors For The General Use Of Social Media Amongst Tourists To South Africa
(2016-01)The remarkable growth in information technology has led businesses to appreciate the power and potential of online marketing, rather than merely focussing their promotional activities and goals on production and sales. ... -
Development of a Qualitative near Infrared Screening Method for Quality Consistency Assessment of Virgin Sunflower Oil
(Scientific Research, 2017-07)Near infrared spectroscopy offers advantages in the analysis of vegetable oils such as rapidity, relative cost-effectiveness, and usually no need for sample preparation. Virgin Sunflower oils were used as reference ... -
Development of Analytical Model for Modular Tank Vehicle Carrying Liquid Cargo
(2013-04)The study of dynamics of tank vehicles carrying liquid fuel cargo is complex. The forces and moments due to liquid sloshing create serious problems related to the instability of tank vehicles. In this paper, a complete ... -
Development of Teachers’ Mathematical Knowledge for Teaching by Using the Innovation of Lesson Study and Open Approach
(Scientific Research, 2014-10)This research was under context of professional development for mathematics teacher by using the innovation of lesson study and open approach project implemented by the Center for Research in Mathematics Education, Faculty ... -
Development, adoption and commercialization of GM crops: A needed commodity in Nigeria
(African Journal of Biological Sciences, 2020-04-06)Food has been recognized globally as a necessity of life and organization such as World Health Organization (WHO) have made attempts at addressing the global food scarcity crisis. One of the attempts is the introduction ... -
Development, Dependency and HIV Risk in Kiribati
(Scientific Research, 2014-06)A study was undertaken in Kiribati, a small Pacific island nation, that has a low-level HIV epidemic but a high incidence of STIs among seafarers, their spouses (and children), and those involved in sex work. There are ... -
Diagnostic and prognostic value of plasma level of microRNA-92a in acute myeloid leukemia
(Scientific Research Publishing, 2014-01)Background: MicroRNAs (miRNAs) are short noncoding RNAs of ~21 to 23 nucleotides in length that post-transcriptionally regulate mRNA expression. Highthroughput methodologies have shown deregulated miRNA expression in an ... -
Dietary effect of Alstonia Boonei stem bark extract on hematological profiles of Wistar albino rats after inducing oxidative stress with CCl4
(African Science Publications, 2020-10-05)This study examined the dietary outcome of Alstonia boonei stem bark. A. boonei stem bark was extracted with ethanol after air-drying and grinding. Hematological indices of Wistar albino rats were impacted with carbon ...