• Effect of penetration of corrosion on the load-bearing capacity of mild steel 

  Jayasooriya, ED; Munasinghe, RGNDS [Conference-Abstract]

  The field of Metallurgical Engineering associated with the estimation of the service life of corroded structural members which has been studied in extensive detail, the world over. Most of the research work in this area ...
• Investigation of self discharge mechanism of locally available activated carbon-based super capacitor 

  Gunarathna, RNP; Muhandiram, DI; Attygalle, D; Amarasinghe, DAS [Conference-Abstract]

  Carbon materials in their various forms are the most used electrode materials in the fabrication of supercapacitors. Activated carbon is derived from a variety of organic parent sources such as lignite, peat, coal, ...
• Development of a photosensor based on photo dielectric effect of cadmium sulphide 

  Kumari, TID; Jayasumana, MASD; Attygalle, D [Conference-Abstract]

  A photosensor is an electronic component that detects the presence of visible light, infrared transmission (IR), and/or ultraviolet (UV) energy. A photosensor which changes its electrical capacitance in the presence of ...
• Development of Graphene Oxide based capacitive gas sensor for NO2 detection 

  Deemantha, MBA; Gunasena, RGSP; Amarasinghe, DAS [Conference-Abstract]

  Parallel plate capacitive gas sensor was assembled using Graphene Oxide (GO) as the transducer material. The sensor was tested with NO2 as the target gas. GO was synthesized according to the Improved Hummer's Method ...
• Development of nano silver impregnated food packaging materials 

  Samarasekara, AMPB; Amarasinghe, DAS; Madhushan, WKP; Chathuranga, SN [Conference-Abstract]

  The growing demand for increased shelf-hfe of food and the need for protection against foodbome diseases, fiiel the development of new food packaging materials. Silver-nanoparticle (AgNp) impregnated packaging materials ...
• Extraction of nanocellulose from Sri Lankan agricultural waste 

  Wickramasinghe, WAWIC; Lasitha, DS; Samarasekara, AMPB; Amarasinghe, DAS [Conference-Abstract]

  Polymers are widely used in domestic and industrial applications because of their diverse functionality, lightweight, low cost and excellent chemical stability. They are mainly classified into naturally occurring or ...
• Development of polylactic acid (PLA) based biodegradable packaging materials 

  Dhanushka, MKDT; Kaushalya, RANC; Samarasekara, AMPB [Conference-Abstract]

  The key purpose of packaging is to protect the contents or products from external factors. Synthetic polymers do not degrade completely in nature after the usage and create environmental issues. Therefore, there is a ...
• Synthesis and characterization of TiO2 nanotube arrays 

  Chandanayaka, ISP; Madumadawa, GPDLP; Sitinamaluwa, HS [Conference-Abstract]

  Ti02 is a versatile material that has found applications in a diverse range of devices and applications such as solar cells, photocatalysts, gas sensors, photovoltaics, hydrogen storage, Li-ion batteries etc. In recent ...
• Extraction of natural dye from flowers of chenille plant (Acalypha hispida) for fabrics 

  Yasassri, MAH; Weerasinghe, WDC; Udayakumara, SV [Conference-Abstract]

  Today many countries use the eco-friendly concept and various steps are being taken to preserve the environment and to reduce pollution. As the textile industry is becoming one of the main industries in the world, it ...
• Development of cement, sand and sawdust based composite material to use as plaster for walls 

  Ekanayaka, EMCHB; Fernando, KKA; Udayakumara, SV [Conference-Abstract]

  With the arisen development around the world, the demand for natural construction materials has been increased. Increasing consumption levels decrease the amount of available natural resources. The importance of material ...
• Determination of moisture content of wood using ultrasonic pulse velocity 

  Vithanage, VSC; Wijesinghe, MPMC; Piyathilake, SAKVM; Sivahar, V [Conference-Abstract]

  Wood is one of the conventional materials still used in many engineering applications. As a natural material, it is subjected to dynamic property variations. One of the major reasons for the property variation of wood ...
• Effect of carbon content on the correlation between ultrasonic attenuation and corrosion of plain carbon steel 

  Metthananda, SHGK; Tennakoon, GAAI; Sivahar, V; Piyathilake, SAKVM [Conference-Abstract]

  The field of Metallurgical Engineering includes a vast range of applications from tiny mechanical components to massive construction applications. The service life of metals is highly concerned and studied extensively. ...
• Effect of corrosion surface topography on fatigue life of low carbon steel 

  Munasinghe, RGNDS; Piyathilake, SAKVM; Bandara, HMLS; Rangana, DMP [Conference-Abstract]

  One of the main research areas of Metallurgical Engineering is associated with the estimation of fatigue life of atmospherically corroded metallic structural components. It has been studied extensively worldwide and most ...
• Suitability of limestone and red sand in Aruwakkalu to produce paving blocks used in class a and class b roads 

  Pirashanth, K; Prashanthan, R; Guluwita, SP; Nanayakkara, SMA [Conference-Abstract]

  Paving blocks are used as a top layer of road structures to replace asphalt. Concrete paving slabs are usually made by mixing materials such as Portland cement or other bonding materials, water and aggregates. Compared ...
• Suitability of aruwakkalu red sand as the molding sand for cast iron casting 

  Hettiarachchi, HC; Jayasinghe, KC; Guluwita, SP [Conference-Abstract]

  Sand casting is a common casting method used for the production of metalUc components. Normally Silica sand and Bentonite clay are used as the main ingredients of molding sand. There is a vast deposit of red sand in ...
• Solar powered domestic waste dryer 

  Alahakoon, AMMT; Kandewaththa, TH; Galhenage, AS [Conference-Abstract]

  Kitchen garbage, in general, is getting to be a big problem in urbanized area. Usually, in Sri Lanka municipal councils collect kitchen garbage once a week. Thus, week-long garbage at homes creates a strong unpleasant ...
• Studying the effects of quenching mediums on the mechanical properties of EN8 steel 

  Samaraweera, PDIP; Bandara, MMEN; Fernando, WSMGS; De Silva, GIP [Conference-Abstract]

  Presently, ENS steel is widely used for induction hardened gear wheels due to its superior mechanical properties which are essential for gear wheels. This project focuses on achieving the required level of mechanical ...
• Study of the effects of sulphide stress corrosion on tensile strength of pipeline steel used in petroleum industry 

  Peiris, MDHC; Perera, LWL; De Silva, GIP [Conference-Abstract]

  The phenomenon of sulfide stress corrosion (SSC) can result in catastrophic failures of pressurized equipment and piping, resulting in extensive damage, injuries and possible fatalities. Sulfide stress corrosion, a major ...
• Development of a vibration and shock sensor using piezoelectric ceramics 

  De Silva, HTTM; Dayananda, RKAS; Adikary, SU [Conference-Abstract]

  When buildings are exposed to vibration or shock, those buildings can be damaged partially or fully depending on the energy of vibration. Hence, quantitative analysis of building vibration has become popular among ...
• Investigation of cause of uncured resin in carbon fiber razor cables 

  De Seram, HSNP; Rathnayake, RMM; Weragoda, VSC [Conference-Abstract]

  This research project investigates a mechanical failure of razor cables manufactured by a leading carbon fiber boom, rigging and spars manufacturing company in Sri Lanka. This project was aimed at detecting the cause of ...

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