E-Repository Kotelawala Defence University: Recent submissions
Now showing items 1561-1580 of 6715
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An Investigation of Factors Affecting Employability of Big Data Professionals in Sri Lanka; With Special Reference to Logistic Companies
(2023-11)Big Data Analytics is swiftly growing and has revolutionized the field of business, through advanced analytics. Similarly, Sri Lanka is progressively embracing big data technology and the pioneering adopters include ... -
Degradation of Malachite Green Using Green Synthesized Iron Nanoparticles by Coffea Arabica Leaf Extracts and Its Antibacterial Activity
(2023-11)The synthesis of biocompatible nanomaterials using bio-renewable plant extract has emerged as a promising alternative to traditional methods in recent years due to its cost-effectiveness, eco-friendliness, non-toxicity, ... -
Analyzing the Efficacy of Salvinia Molesta and Pistia Stratiotes as Phytoremediation Agent for Heavy Metals
(2023-11)To rejuvenate our declining ecosystems, it is imperative to promptly face the issue of heavy metal contamination, which serves as the underlying cause for pollution globally. Phytoremediation, which is the ability of ... -
Factors Affecting Exchange Rate Variability in Sri Lanka: an Autoregressive Distributed Lag Approach
(2023-11)A free float in the exchange rate has been recorded in the Sri Lankan rupee over the past few years affecting the Sri Lankan economy to a significant extent. This study intended to examine the factors affecting the exchange ... -
The Necessity of Laws on Third-party and Civil Liability for Industrial Nuclear Damages Caused by Installations: Health Assurance Compensation
(2023-11)With the modern requisites of humankind, energy has become the most depleting resource due to waste and lack of sources. In the present world, nuclear energy sources play a vital role in producing energy by fueling radioactive ... -
A Systematic Characterization of Structural Brain Changes in Epilepsy Using Magnetic Resonance Imaging
(2023-11)Grey matter and white matter changes in epilepsy detected by Voxel-based morphometry (VBM) and Tensor- based morphometry (TBM) show notable similarities and differences to date. Therefore, a direct comparison of results ... -
Vol. 05, Issue 02, 2023
(2023-11) -
In vitro Anti-Inflammatory Activity of Leaves of Jeffreycia zeylanica Using the Egg Albumin Denaturation Method and Human Red Blood Cell Stabilization Method
(2023-11-25)Aims To investigate the in vitro anti-inflammatory activity of aqueous, methanol, dichloromethane (DCM), and hexane extracts of Jeffreycia zeylanica leaves extracts. In vitro protein (egg albumin) denaturation method and ... -
Enhancing Road Safety for Motorcyclists: A Modified Helmet with Live Monitoring of Eye Aspect Ratio for Driver Drowsiness Detection
(2023-09)Driver fatigue and drowsiness contribute to more than 20% of reported road accidents worldwide, with motorcyclists being particularly vulnerable. To address this issue, this study proposes a modified helmet with innovative ... -
Factors Influencing the Optimal Reintegration of Skilled Migrant Returnees in Gampaha District, Sri Lanka
(2023-09)Some of the Nation’s consider traditionally, that the return migration has been positively viewed as a popular strategy. There is a question that it is not at satisfactory level of utilization of the experience and ... -
Evaluating the Energy Performance of Green Roofs and Their Potential for Reducing Building Energy Demands
(2023-09)The article aims to evaluate the energy performance of green roofs and explore their potential for reducing building energy demands. By examining existing research and case studies, it will analyze the key factors that ... -
Synthesis and Characterisation of Phase Pure Hydroxyapatite from Bovine Bones
(2023-09)Most bone fractures can heal spontaneously because of the regenerative nature of bone tissue. However, if the defect size exceeds a ‘critical size’, the bone is no longer able to heal naturally. Bone grafts are used to ... -
Simulation of Path Planned Differential Drive and Obstacle Avoidance Medicine Delivery Robot Using V-REP CoppeliaSim
(2023-09)The purpose of this research paper is to explore the development of a medicine delivery robot using path planned differential drive and obstacle avoidance techniques. The use of such a robot has the potential to improve ... -
From Fields to Skies: Assessing the Viability of Unmanned Aerial Vehicle (Drone) Technology for Precision Agriculture in Sri Lanka
(2023-09)This research paper explores the viability of Unmanned Aerial Vehicle (UAV) technology in Sri Lanka’s agriculture sector, focusing on its practical and potential benefits. The research aims to pave the way for seamless ... -
Field Performance Evaluation of Mechanical Weeder for Paddy
(2023-09)Weeds are a significant impediment to paddy production. Herbicides are commonly used to manage weeds, however they have a number of side effects owing to environmental pollution. Existing commercial power weeding machine ... -
Radio Signal Based Indoor Localization with Histogram-based Gradient Boosting Classifier with LoRa
(2023-09)Indoor localization has gained significant importance in the context of smart cities, driven by the need for accurate positioning and navigational solutions. This research focuses on the application of long range (LoRa) ... -
Scanning Tunnelling Microscopy Investigation of Naturally Occurring Graphite Surface
(2023-09)Scanning Tunnelling Microscopy (STM) has emerged as a powerful tool for investigating the potential of graphene as a substrate for molecular absorption, attracting considerable attention in nanotechnology and materials ... -
Feasibility of Lutetium Radioisotope Production Using Natural Ytterbium for Targeted Radiotherapy
(2023-09)Research related 177Lu is most attractive in the last decade due to its applications in both cancer treatments and applications in diagnostic imaging of nuclear medicine. 177Lu is not yet used or imported for either ... -
Implementation of SMS Base Pulse Oximeter for Early Identification of “Silent Hypoxia” Patients
(2023-09)COVID-19 infected patients are diagnosed with “silent hypoxia” in absence of dyspnea. Hypoxemia, is a life-threatening medical condition which drops the oxygen saturation to 80% - 85% suddenly. However, due to hospital ...
