• Synthesis of chitosan/hydroxyapatite nanocomposite scaffolds for tissue engineering applications 

  Rajapakse HD [Thesis-Abstract]

  The objective of this research was to extract chitosan from waste Crustacean shrimp shells of the species Penaeus Monodon, which is a by-product of the shrimp export industry. Then the extracted chitosan was used to ...
• Comparison of corrosion behavior of steel reinforcement bars in ordinary Portland cement and Portland Pozzolana cement environments 

  De Costa KBMVS [Thesis-Abstract]

  In the Sri Lankan cement market present time blended hydraulic cement which is composited with fly ash or blast furnace slag are given a noticeable marketing share as supplementary cement. It has obtained more popularity ...
• Modification of mix design to utilize fly ash and gliricidia ash in concrete paving block 

  Amunugama HMTM [Thesis-Abstract]

  Last few decades demand for renewable energy has increased. Among those resources, biomass is widely used to produce energy as it renewable and low-cost material. Therefore, it has led to the accumulation of industrial ...
• Developing a model to predict the propagation of sulfide stress corrosion of steel used for petroleum pipelines 

  Deemantha MBA [Thesis-Abstract]

  Sulfide stress corrosion (SSC) is a deleterious type of corrosion that is abundant in petroleum refineries. SSC easily attacks oil country tubular goods (OCTG) in petroleum refineries. The main factors that affect SSC ...
• Derivation of nanofibrillated cellulose from locally available rice straw 

  Ratnakumar A [Thesis-Full-text]

  Cellulose has become a wonder material in the present context of research and development since it is fibrous and tough, hence biodegradable, biocompatible, and renewable natural polymer. Nowadays, rice straw as a cellulose ...
• Extraction and characterization of microfibrillated cellulose from textile cotton waste 

  Jayasinghe JMR [Thesis-Full-text]

  Cotton is a natural staple fiber that almost consist with cellulose compared to wood. The major economic value of the cotton is in Textile Industry. In the past recent years, cotton consumption demand was increased than ...
• Cost effective method to analyze lubrication oil 

  Rathnayake TNA [Thesis-Full-text]

  The lubricating oil analysis is the most common method to identify the condition of any machinery. There are various ways to analyze lubricating oil, and those methods are based on an individual examination of lubricant ...
• 2D - 3D Hybrid perovskites for perovskite solar cells 

  Gunasekara HKYPG [Thesis-Full-text]

  Hybrid Organic-Inorganic Perovskites (HOIP) have been studied extensively and grown popular. Especially in Three-dimensional (3D) Perovskites, achieving power conversion efficiency (PCE) exceeds 23%. Nevertheless, some of ...
• Effects of carbon black and graphene oxide additions on properties of ordinary portland cement composite 

  Chandima AMB [Thesis-Full-text]

  The effect of the carbon black (CB) and graphene oxide (GO) on the mechanical properties and microstructure of cement mortar composite were studied by preparing CB-cement composite (CBCC) and GO-cement composite (GOCC) ...
• Fabrication of roofing sheets using agricultural waste materials 

  Ferdinandus DP [Thesis-Full-text]

  Modern roofing products are very popular in various applications due to their specific features to satisfy the local and global demand. Asbestos roofing products are currently used as a roofing solution in very large scale ...
• Use of waste polyethylene for property improvement of concrete 

  Karunarathna TAK [Thesis-Full-text]

  Polyethylene waste products, especially thin polyethylene bag wastes have become a global problem in Environment Pollution Control Management. The primary objective of this project was to manufacture a property improved ...
• Failure investigation of bell 412 main rotor blade trim tabs and study of suitable adhesive material application with a new trim tab design 

  Dheerasinghe PMGSD [Thesis-Full-text]

  The Bell 412 helicopter is a type of aircraft in the Sri Lanka Air Force (SLAF) inventory which is accorded specialty status due to its role in the transportation of VVIPs in Sri Lanka. Over three decades of operation, the ...
• Sustainable development of un-refined fly ash in eco-friendly high-volume fly ash concrete structures 

  Niroshan K [Thesis-Full-text]

  Sustainable development in concrete industries is reducing the cement consumption in overall the world. Huge amount of carbon dioxide gas is released to the atmosphere during the production time of Portland cement. Carbon ...
• Synthesis and characterization of reduced graphene oxide for supercapacitors 

  Perera PSD [Thesis-Full-text]

  The main focus of this investigation was to add value to high purity Sri Lankan graphite. Reduced graphene oxide(rGO) was synthesized using locally available graphite from Kahatagaha mines and purity was recorded as 99%. ...
• Fabrication and characterization of surface modified nanofibrillated cellulose incorporated polypropylene composites 

  Kahawita, KDHN [Thesis-Full-text]

  Increasing demand for materials with improved properties leads to acquiring advancement of nanomaterial. Therefore, Interest in nanocellulose has been increasing exponentially in recent years. Nanocellulose extracted from ...
• Characterization of locally available mica minerals for capacitor applications 

  Siriwardhane TAEI [Thesis-Full-text]

  Mica is a group of minerals of the hydrated alumino silicate of iron, magnesium, potassium, lithium and sodium etc. Commercially, the two most widely used micas in the electrical industry are the muscovite and phlogopite ...
• Development of a classification system for Sri Lankan timber species based on physical properties 

  Madhuwanthi MAR [Thesis-Full-text]

  An investigation was carried out on selected twenty five Sri Lankan timber species to study different wood properties which are commonly applied in the timber industry in Sri Lanka. Wood density, modulus of rupture, modulus ...
• Variation in yield strength and elongation of re-bars manufactured using local ingots 

  Perera, KPAS [Thesis-Full-text]

  Recycling of scrap steel to produce ribbed steel bars is a common practice followed in many countries. Selection of the best composition of ingredients for the melt is a huge challenge faced by the manufacturers in the ...
• Evaluation of suitability of 1,4- dimethylpiperazine as a substitute catalyst of polyurethane foam production 

  Samarappuli, IP [Thesis-Full-text]

  The flexible polyurethane foams have been fabricated from polymeric 4,4’-di-phenylmethane diisocyanate (MDI) and polyols. Catalysts play a major role in polyurethane foam preparation controlling the reaction profile ...
• Improving quality of cast products and enhancing energy efficiency of cold blast cupola at government factory 

  Wathuge, KP [Thesis-Abstract]

  The conventional blast cupola in Sri Lanka is faced with new challenges such as how to minimize the energy consumption and economically produce good cast iron product with available resources. The important factor for ...

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