• ChemECon 2023 Solutions worth spreading (Pre Text) 

  Walpalage, S; Gunawardena, S; Narayana, M; Gunasekera, M [Conference-Abstract]

  Proceedings of ChemECon 2023 Solutions worth spreading
• Parametric optimization and retrofitting of the tea withering process to maximize energy savings; a mathematical modelling approach case study: talawakelle tea estates plc 

  Pathirage, GT; Rathnayake, MRMKT; Gunarathne, DS [Conference-Abstract]

  Tea industry in Sri Lanka holds significant economic importance, contributing substantially to the country's overall revenue and foreign exchange earnings. However, the industry faces a critical challenge in the form of ...
• Effect of the filler materials in urea formaldehyde adhesives used in wood composite manufacturing industry 

  Chandrarathna, AHMHG; Weerakoon, SJ; Sethunga, DSMDP [Conference-Abstract]

  This research examines the effect of filler materials on urea formaldehyde (UF) adhesives used in the wood composite manufacturing industry. The study compares the performance of wheat flour, a commonlyused but ...
• Predicting vapor pressures of components of essential oils using machine learning models 

  Ambawalage, PM; Gunaratne, KS; Chathuranga, RMNA; Amarasinghe, ADUS; Narayana, M; Kumarage, NDI [Conference-Abstract]

  Essential oils contain a complex mixture of organic compounds with unique scent profiles and therapeutic effects. The increasing market demand for essential oils and their components has led to a growing interest in ...
• Nutrient recovery from food industry solid waste for cultivation of the microalga Desmodesmus sp. for production of alpha-linolenic acid 

  Dayanath, WMS; Edirisinghe, D; Ariyadasa, TU [Conference-Abstract]

  The generation of food waste by the food processing industry poses significant environmental and economic challenges globally. This study investigated the potential of utilizing industrial food waste as a source of ...
• Meta-analysis of microbial communities from wastewateractivated sludge 

  Kaluthanthri, KPHPP; Lahiru, LP; Vidanage, PW [Conference-Full-text]

  Traditional mathematical models utilized in wastewater treatment plants (WWTPs) design encounter limitations in accurately characterizing the intricate metabolic functions transpiring within bacterial cells. Nevertheless, ...
• Integration of food industry wastewater for cultivation of desmodesmus sp. to synthesize alpha-linolenic acid 

  Gamage, GDNC; Hannadige, SKHN; Ariyadasa, TU [Conference-Abstract]

  Microalgae biomass production for food and fuel applications necessitates the use of resources such as water and nutrients, raising sustainability concerns. This study aimed to integrate food industry wastewaters as a ...
• Ultrasonic modification of adsorbents for enhancement of the performance in dye removal from aqueous solution 

  Kuruwita, KHM; Perera, LKKN; Amarasinghe, BMWPK [Conference-Abstract]

  The effect of the ultrasonic modification of the adsorbent towards adsorbent capacity for dye removal from aqueous solutions was tested. A cationic dye, Crystal Violet was chosen as the textile dye. The adsorbents for ...
• Enhancing the sustainability of microalgae biomass generation for production of alpha-linolenic acid via integration of reverse osmosis (ro) reject streams 

  Wickramasinghe, S; Ovitigala, M; Ariyadasa, TU [Conference-Abstract]

  Industrial reverse osmosis (RO) reject streams are a significant source of pollution in surface water bodies and requires effective treatment. Microalgae-based treatment of RO reject streams is an interesting approach ...
• Production of biochar and wood vinegar via slow pyrolysis of biomass 

  Perera, RKNM; Deshan, NAS; Gunarathne, DS [Conference-Abstract]

  The production of biochar, a carbon-rich material derived from biomass pyrolysis, has gained significant attention due to its potential applications in soil improvement, carbon sequestration, and renewable energy. This ...
• Prospects and challenges for a green hydrogen economy in Sri Lanka 

  Karunasena, DI; Himal, SNL; Subasinghe, SADT; Egodage, SM [Conference-Abstract]

  The global energy landscape is experiencing a significant shift towards Green Hydrogen as a sustainable and clean energy paradigm. This research highlights Sri Lanka's potential to invest in this new venture due to its ...
• Natural dye-sensitized solar cells (ndsscs) based on extracted natural dyes and develop ndsscs based power bank 

  Abeyrathna, BASM; Dayarathna, WAKT; Perera, U; De Alwis, A [Conference-Abstract]

  Natural Dye-Sensitized Solar Cells (nDSSCs) have gained attention for their use of natural dyes and electrode materials, with a focus on efficiency and absorption spectra. Promising results have been obtained with various ...
• Biodiesel production using rendered oil from waste chicken skin 

  Wickramathilaka, A; Gunarathne, S; Rathnayake, M [Conference-Abstract]

  Biodiesel is a prominent biofuel that can be locally produced from various feedstock options to replace/blend with diesel. This study explores the feasibility of biodiesel production from waste chicken skin in the ...
• A techno-economic analysis of the monash ammonia process 

  Gamage, AGKV; Sharanga, KMHG; Subasinghe, SADT; Egodage, SM [Conference-Abstract]

  Due to the significant carbon footprint associated with conventional ammonia production methods, there has been a growing interest in electrochemical approaches for ammonia production. Although initial yield rates were ...
• Dye sensitized solar cells using natural dyes derived from chaetomorpha, microcladia borealis, elisolandia elongate and sea lettuce 

  Illlankoon, HMUB; Sumudushantha, WANT; De Alwis, A; Perera, U [Conference-Abstract]

  Natural dye-sensitized solar cells (DSSCs) are a promising area in renewable energy. These innovative devices employ natural dyes extracted from plants to absorb sunlight and convert it into electricity. The dyes ...
• Technoeconomic analysis of bioethanol production from rice straw 

  Perera, M; Palliyaguruge, S; Gunawardena, S [Conference-Abstract]

  Bio-diesel production from waste cooking oil offers a sustainable solution to waste management and energy challenges. This research focuses on the esterification process, a crucial step in bio-diesel production, to reduce ...
• Performance analysis of batch fractional distillation of essential oils, a simulation study for cinnamon leaf oil 

  Ahamed, MNI; Dissanayake, WULR; Kumarage, NDI; Amarasinghe, ADUS; Narayana, M [Conference-Abstract]

  Batch distillation is a popular method used in the fractionation of essential oils. The feasibility of separation to achieve a target purity in the product from a given feed composition depends mainly on the Reflux ratio ...
• Experimental design and analysis of synergistic effects of ultrasonication and process parameters for optimization of Lycra and Tricot fabrics dyeing process 

  Madhuhansi, UPR; Manujitha, ULL; Rathnayake, M [Conference-Abstract]

  Ultrasonication emerges as a promising technique to utilize in the dyeing processes in textile industries to minimize energy consumption. The efficacy of ultrasonication in the dyeing process has been demonstrated in ...
• Undergraduate Research Symposium Chemical and Process Engineering 2019 (Pre Text) 

  Rathnasiri, PG [Conference-Extended-Abstract]
• ChemECon 2020 – Solutions Worth Spreading (Pre Text) 

  Rathnasiri, PG [Conference-Extended-Abstract]

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