• International Symposium on Earth Resources Management & Environment - ISERME 2023 

  Jayawardena, CL [Conference-Full-text]
• Heavy metals in agricultural soils and level of contamination with crop production 

  Sumanathilake, RMSBD; Jegatheeswaran, N; Pabanda, KGM; Vijitha, AVP; Premasiri, HMR [Conference-Full-text]

  Heavy metals (HM) can be defined as metallic elements that are greater than 40 in atomic weight and above 5 g/cm3 in specific gravity and cause abnormal effects on the biota at low concentrations. This study aimed to assess ...
• Design and performance optimisation of graphite-based batteries for advanced energy storage system 

  Liyanage, LDNM; Reval, SS; Madushan, IL; Rohitha, LPS [Conference-Full-text]

  This research focuses on the development of a graphite-based battery, utilising the abundant graphite resources available in Sri Lanka while facing the challenges of limited access to advanced materials and technologies. ...
• Effect of feed size on fine grinding of dolomite from Naulla deposit, Sri Lanka 

  Gohulan, H; Jayaweera, BPDV; Deegayu, THSI; Mushmika, PAS; Samaradivakara, GVI [Conference-Full-text]

  This study examines the crucial role that feed size plays in the fine grinding of dolomite obtained from Sri Lanka's Naulla deposit. The study is carried out at Metal Mix Pvt. Ltd. Galpatha site, a commercial facility that ...
• Assessing the potential of critical metals and rare earth elements in lateritic soils of the Southwestern region of Sri Lanka 

  Herath, HMIA; Piyumangi, WAM; Kanishta, KPMK; Abeysinghe, AMKB; Ratnayake, NP; Premasiri, HMR; Batapola, BDNM; Dilshara, RMP [Conference-Full-text]

  Laterites are currently considered potential targets for critical metals (CMs) exploration considering their near-surface occurrence, large dissemination, and enrichment of CMs in lateritic soil during weathering. Although ...
• Heavy metal contamination in the water of a semi-urban lake – Bolgoda lake, Sri Lanka 

  De Silva, NJC; Malinda, KMDRP; Elankeeran, T; Dilshara, RMP; Batapola, BDNM; Ratnayake, NP; Premasiri, HMR; Abeysinghe, AMKB [Conference-Full-text]

  Urbanisation and industrialisation have intensified the heavy metal contamination in inland water bodies. Therefore, this study investigates the recent status of heavy metal pollution in the water of the Bolgoda Lake in ...
• Leveraging the performance of washing cycles to enhance the preprocessing of coal fly ash 

  Galappaththi, RY; Hissalle, LPAD; Chamith, PLS; Wickrama, MADMG; Fernando, WAM; Jayawardena, CL [Conference-Full-text]

  Coal is relatively cheap and abundant fossil fuel contributing to 40% of the world's electricity production. However, coal combustion generates a significant number of by-products, majority being the coal fly ash (CFA). ...
• Synthesis of graphene through electrochemical exfoliation of Sri Lankan graphite 

  Bimsara, GSMN; Wijerathnayake, WMNC; Abeyrathna, WANM; Thayalan, P; Dissanayake, DMDOK; Adikary, SU [Conference-Full-text]

  Graphene, a remarkable two-dimensional carbon allotrope characterized by a hexagonally arranged carbon lattice, has garnered significant attention due to its extraordinary properties and diverse range of applications. For ...
• Interaction of organic liquid with metakaolin-based geopolymer 

  Fang, C; Elakneswaran, Y; Niu, X; Hiroyosi, N [Conference-Abstract]

  In recent years, there has been growing interest in geopolymer cement as a more sustainable alternative to traditional concrete. Metakaolin-based geopolymers have a high capacity to immobilise radioactive cations such as ...
• Analysis of topographic effects on tea yield in Sri Lankan tea estates using geomatics 

  Randima, KAC; Malinga, DIGS; Kalpana, TMJ; Chaminda, SP [Conference-Abstract]

  This research paper investigates the potential impact of hill shade on tea yield at the Dambatenne tea estate using unmanned aerial vehicles (UAVs). Drones were used to take high-resolution aerial photos of the location ...
• Comparative analysis of water hyacinth dynamics in North Bolgoda Lake, Sri Lanka: a classification based on high-resolution aerial imagery and satellite-imagery 

  Dawalagala, HS; Radampola, A; Gowsigan, PT; Chaminda, SP; Dassanayake, SM; Jayawardena, CL [Conference-Abstract]

  Water hyacinth (WH) is an invasive aquatic plant that has established its presence in tropical and subtropical regions around the globe. Its widespread existence has resulted in societal, economic, and ecological impacts ...
• Identification of the bedrock level with sub-bottom profiling data 

  Rathnayaka, KRHI; Ansanayaka, AGNJ; Piragash, C; Wickrama, MDMG; Senarathne, EN; Ratnayake, NP [Conference-Abstract]

  This study dominantly inquiries about the accuracy of the interpretation of sub-bottom profiling data for the identification of the bedrock level that is essential for underwater constructions and other marine activities. ...
• Applicability of GPR technique for earthen dam failures 

  Arunapriya, GGDPI; Liyanage, AGSI; Kishanth, S; Premasiri, HMR; Ratnayake, NP; Abeysinghe, AMKB [Conference-Full-text]

  A dam is a structure constructed across a river or stream to store water upstream from the obstruction. Dams are susceptible to damage for various reasons, which can lead to many catastrophic disasters. Therefore, identifying ...
• Remote sensing and GIS approach to evaluate the UHI effect in Colombo city using landsat satellite data 

  Dissanayake, DMDOK; Kurugama, KM [Conference-Abstract]

  This study examines Colombo’s heat island effect due to rapid development, with factors including urbanisation, reduced vegetation, increased energy use, heat-absorbing surfaces, and waste heat. Urban expansion absorbs and ...
• Flood susceptibility mapping using explainable machine learning models 

  Kurugama, KAKM; Kazama, S; Chaminda, SP [Conference-Full-text]

  Flooding is one of the most frequently encountered natural disasters globally. Frequent severe flood occurrences in Rathnapura city, Sri Lanka caused damages to both human lives and infrastructures. Data-driven models have ...
• Estimation of an extreme flood scenario induced by heavy precipitation, following wildfires for the North - Central California 

  Dilshan, MWRR; Hiraga, Y; Kazama, S; Chaminda, SP [Conference-Abstract]

  Wildfires and extreme precipitation scenarios are an increasing trend in the global context. Elevated risks of floods are expected to occur due to fire-induced land cover alterations. Hence, it is important to identify ...
• Use of remotely sensed soil moisture data in hydrological modelling 

  Gunasekara, KM; Gunawardhana, L; Rajapakse, L [Conference-Full-text]

  Accurate hydrological data is crucial for understanding streamflow changes and predicting extreme events in river basins. By utilising remotely sensed soil moisture products, the estimation of soil moisture distribution ...
• GIS-based analysis of coastal vulnerability in southern province of Sri Lanka: insights from Matara district coastal area 

  Ratnayake, KM; Edirisooriya, KVUI; Rubasinghe, DM [Conference-Full-text]

  Coastal erosion is a substantial natural hazard that is affecting both the environment and human communities globally. Sri Lanka's coastline is about 1600 kilometres, with rich biodiversity and resources, and faces growing ...
• Assessment of unusual rock weathering in Samanalawewa area in Sri Lanka 

  Rathnasekara, RMNL; Edirisuriya, EATD; Sajithkanth, T; Premasiri, HMR; Ratnayake, NP; Abeysinghe, AMKB [Conference-Abstract]

  The research investigates the unusual rock weathering at Samanalawewa dam in Sri Lanka and its significant impact on the dam structure and surrounding area. While previous investigations covered physical, mechanical, ...
• Image analysis approach to determine the porosity of rocks 

  Varnasuthan, S; Fernando, WTM; Dahanayaka, DS; Dassanayake, ABN; Wickrama, MADMG; Illankoon, IMTN [Conference-Full-text]

  Accurate characterisation of rock porosity is essential for assessing its strength and durability. This study explores both conventional and image analysis methods for determining rock porosity of two types of rocks, Bibai ...

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