1. Engineering Workshop
2. Engineering Drawing with CAD
3. Material Processes in Industry
4. Computer Aided Manufacturing with Lab

1. Machine Design & Prototype development
2. CAD Analysis for Industrial applications
3. Manufacturing product and process development
4. Life Cycle Assessments for Sustainable Manufacturing

International Peer-Reviewed Journals

1. R.L. Peiris, A.K. Kulatunga, K.B.S.N. Jinadasa, "Conceptual model of Life Cycle Assessment based generic computer tool towards Eco-Design in manufacturing sector", The International journal of Procedia Manufacturing, Published By ElseVier B.V., 2019

International Peer-Reviewed Conference/Session Proceedings

1. H.L.J.M. Liyanage, R.L. Peiris, Shanika M.A. Arachchi, "Composition Analysis for Implementing Small Scale Sawdust Briquette Manufacturing Process", International Conference on Advances in Technology and Computing (ICATC 2022), Sri Lanka, 2022
2. Kamalakkannan, R.L. Peiris, “A.K. Kulatunga, Life Cycle Assessment in Ceramic Floor Tile Industry in Sri Lanka”, Proceedings of the International Conference on Industrial Engineering and Operations Management 2019, Bangkok, Thailand, 2019
3. R.L. Peiris, A.K. Kulatunga, K.B.S.N. Jinadasa, “Life Cycle Assesment of SemiConventional Roof Tile Manufacturing in Sri Lanka”, 8th International Conference on Structural Engineering and Construction Management 2017, Sri Lanka, 2017
4. R. Rajasooriya, R.L. Peiris, A.K. Kulatunga, C.P. Jayalath, “Enhancement of strength by incooperating rock quarry dust and optimize the thickness of plain type clay roof tile”, 8th International Conference on Structural Engineering and Construction Management 2017, Sri Lanka, 2017
5. R.L. Peiris, H.M.M.M Jayawickrama, A.K. Kulatunga, “REDESIGNING THE CONVENTIONAL BRASS SMELTING FURNACE USING COMPUTATIONAL FLUID DYNAMICS”, The 28th International Symposium on Transport Phenomena 2017, Sri Lanka, Page 3 of 7, 2017
6. Jayawickrama H.M.M.M, Weerasinghe K.G.N.H, Peiris R.L, Kulatunga A.K., “Life Cycle
   Assessment based Tool to visualize environmental impact of Construction materials & Products”. Submitted to the 111th Annual sessions of Institute of Engineers Sri Lanka (IESL), 2017
7. R. L. Peiris, H.M.M.M Jayawickrama, M. Dharmawardana, A.K. Kulatunga, “Ecoinnovation among traditional Brass Craftsman towards Sustainable Manufacturing”, 7^th International Conference on Sustainable Built Environment 2016, Sri Lanka, 2016

International Conference/Symposium Abstract Proceedings

1. W.S. Wijerathne, D.B.P.L.P. Bandara, B.A.D.M. Hansani, N.D.H.W. Silva, R.L. Peiris, “Sustainable Optimization of an Assembled Product using LCA”, FCT Faculty Research Symposium 2021, Sri Lanka, 2021
2. R. L. Peiris, A.K. Kulatunga, K.B.S.N. Jinadasa, “Process optimization plan to enhance sustainability in ceramic tile industry with Life Cycle Assessment: Case study of floor tile manufacturing in Sri Lanka”, POMS 2018 International Conference Sri Lanka, 2018
3. R. L. Peiris, H.M.M.M Jayawickrama, M. Dharmawardana, A.K. Kulatunga, (2016), “Enhance the brass smelting process and indoor air quality of traditional brass cottage industry”, Peradeniya University International Research Sessions, Sri Lanka, 2016