Research Publications: Recent submissions

Now showing items 41-60 of 6014

Voice assisted real time traffic sign detection and recognition system under adverse environmental conditions based on YOLOV8

Kumari, P. H. S.; Naleer, H. M. M. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

The world is currently in an era of AI and automation. Therefore, the development of AI technologies is increasing rapidly. Automated navigation technology is one aspect of rapidly developing AI technology. In consequence, ...
Diabetic retinopathy detection: custom CNN architecture with regularization and data augmentation for improved generalization and efficiency

Hewapathirana, K. R.; Naleer, H. M. M. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

Diabetic Retinopathy (DR) is still among the leading causes of blindness in the working age population worldwide. Manual screening is inconvenient and not feasible. Current research proposes deployment of a light CNN, ...
Parallel CNN+BiLSTM with feature fusion for robust air- writing recognition

Harshana, B. A. D. D.; Lankasena, B. N. S.; Isuru Jayarathne, I. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

Air-writing recognition offers a contactless and intuitive input method, allowing users to write characters in mid-air using hand movements captured by motion sensors or cameras. But existing sequential CNN+BiLSTM ...
Surface electromyography-based recognition of Sinhala handwritten characters using machine learning

Seneviratne, B. M.; Lankasena, B. N. S; Jayarathne, I. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

Surface electromyography (sEMG) represents a well-established technique for capturing muscle activation signals across numerous applications. However, sEMG-based handwritten character recognition for underrepresented ...
IOT and machine learning-based personalized human accident detection and tracking system

Seram, D. S. N.; Ahamed, W.; Javid, I.; Lankasena, N. S.; Heenkenda, H. M. S. C. R.; Amna, M .I. F. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

Accidents pose a significant threat all over the world, which often results in severe harm and loss. Existing solutions are primarily aimed at vehicle-related accidents and are predominantly based on smartphones, thus ...
Enhanced photocatalytic degradation of organic pollutants using Fe2O3-TiO2 composites

Rathnayake, R. M. N. L.; Haniffa, M. A. C. M. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

This study presents the synthesis and evaluation of Fe₂O₃–TiO₂ composites for the photocatalytic degradation of organic pollutants, using methylene blue (MB) as a model dye under ultraviolet (UV) light irradiation. The ...
Investigation of rhodamine b percentage in market food products using spectrophotometric analysis

Diwarathna, K. D. W. H. N. D. C. P.; Haniffa, M. A. C. M. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

Rhodamine B (RhB) is a synthetic dye widely used in the textile and paper industries as a colouring agent. Despite its known toxicity and carcinogenic properties, it is sometimes illegally used in the food industry as ...
Computational analysis of aromatic thiomorpholine borane as a hydrogen storage material

Thilakasiri, S. K. J. S.; Rifana, A. B. F. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

Efficient and cost-effective hydrogen storage remains a significant challenge for utilization of hydrogen as a fuel source. In response, the search for new chemical hydrides has become a major focus. Molecular complexes ...
Synthesis of aryl diethers and diamines via C-X (X = O, N) Ullmann cross-coupling of 1,4-dibromobenzene

Lekamge, D. D.; Fernando, I. R. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

and amines which serve as important aryl molecular scaffolds in functional materials. This study explored the synthesis and characterization of C-O and C-N coupled products derived from 1,4-dibromobenzene with various ...
Ant (Hymenoptera, Formicidae) diversity across four selected habitats in Batticaloa District, Sri Lanka

Hansamali, S.; Vinobaba, M.; Udayakantha, W. S. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

Ant diversity in the eastern part of Sri Lanka remains poorly studied. This study aimed to assess worker ant diversity across four different habitats in Batticaloa District in the eastern part of Sri Lanka: Cashew ...
Seed germination responses of Sri Lankan wild rice species (Oryza nivara and Oryza rhizomatis) under drying and flood conditions

Thasajini, S.; Mondoni, Andrea; Wijayasinghe, Malaka M.; Gehan Jayasuriya, K. M. G. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

Sri Lankan wild rice, Oryza nivara and O. rhizomatis, are two threatened species occurring in habitats characterised by different patterns of dry and wet periods. Both species have dormant seeds at dispersal, and little ...
Preliminary Inventory ff mosquito diversity In The Kalmunai region and Faculty of Applied Sciences, SEUSL

Thadsana, S.; Sudesh Udayakantha, W. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

Mosquitoes are important vectors of many communicable diseases such as dengue, chikungunya, lymphatic filariasis, and malaria. Assessing mosquito species diversity in specific ecological settings is important for ...
Developmental and biochemical disruptions triggered by trace lead exposures in zebrafish (danio rerio) embryos and larvae

Thomas, I. B. K.; Fernandob, S.; Abeykoonb, M. R.; Jayasinghe, C. D.; Abeysinghe, D. T.; Senthilnithy, R. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

Lead is a ubiquitous toxic heavy metal that poses substantial threats to biodiversity and aquatic ecosystems. Despite its critical impacts on the environment and human health, literature on lead-induced toxicities at ...
In vivo and in vitro potential of moringa oleifera leaf extract to retard post-harvest decay of tomato

Sithara, A. M. S.; Safeena, M. I. S. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-01-30)

Tomato (Solanum lycopersicum) is among the world’s eight most valuable agricultural commodities, according to the Food and Agriculture Organization of the United Nations (FAO). However, postharvest losses of tomatoes ...
Evaluation of plant extracts on the suppression of Colletotrichum Gloeosporioides causing anthracnose disease in papaya

Lankachandra, R. D. W. M. W. P.; Safeena, M. I. S. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

Abstract Papaya is one of the most important fruit crops in the world due to its nutritional and economic value, medicinal and culinary uses and export potential. The fungus C. gloeosporioides attacks papaya fruits ...
Production, purification, & characterization of α-amylase from cassava (manihot esculenta) peels by using Aspergillus niger, Aspergillus flavus, & bacillus subtilis

Aaysha Farvina, M. H.; Safeena, M. I. S. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

The increasing demand for industrial enzymes has intensified research into cost-effective and sustainable production methods of enzymes for daily use. This study focuses on the production, purification, and characterization ...
Exploring taxonomic awareness and research gaps in wild rice (Oryza) species of Sri Lanka: a case study approach

Thasajini, S.; Wijayasinghe, Malaka M.; Gehan Jayasuriya, K. M. G. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

Wild rice species play a vital role in rice breeding programs as they harbour valuable agronomic traits, such as resistance and tolerance to various biotic and abiotic stresses. However, their populations are declining ...
Exploring alternative culture media and pH influence for enhanced bacterial cellulose production

Bandaraa, A. M. L. S.; Rizvi, E. M. J. M. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

Bacterial cellulose (BC) has potential applications across various industries with a market projection of USD 1.5 billion by 2031 (Cruz et al., 2024). The large-scale production of BC using synthetic media, such as ...
Effect of prolonged drought followed by rewetting on soil nutrient dynamics

Seneviratne, S. M. M. P. K. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

Soil nutrient dynamics are closely linked to soil moisture availability, particularly in dryland ecosystems where water is a limiting factor influencing microbial and biochemical processes. This study investigated how ...
Taxonomic assessment and a dichotomous key for the identification of five Sri Lankan wild rice species (Oryza spp.) with morphological and ecological insights

Thasajini, S.; Wijayasinghe, Malaka M.; Gehan Jayasuriya, K. M. G. (Faculty of Applied Sciences, South Eastern University of Sri Lanka, Sammanthurai., 2025-10-30)

Sri Lanka harbors five wild Oryza species: O. nivara, O. rufipogon, O. eichingeri, O. granulata, and the endemic O. rhizomatis. Accurate taxonomic identification of these species is essential for biodiversity conservation ...

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