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Information Resources: Recent submissions

Now showing items 121-140 of 275

Numerical Modeling of Thin Film Solar Cell with Hybrid 3D/2D Organic-Inorganic Halide Perovskite under Low Light Conditions and AM 1.5G Full Sun Spectrum

Adihetty, N. L.; Ratnasinghe, D. R.; Attygalle, M.L.C.; Som, N.N.; Jha, P.K. (2020)

Organic-inorganic halide perovskite solar cells (PSCs) have received significant research attention due to their low processing cost and high performance. We have modeled perovskite thin-film solar cell, p-i-n structure, ...
Performance Investigation and Optimization of Perovskite/CIGS Tandem Solar Cell by Using SCAPS-1D Modeling and Simulation

Ratnasinghe, D.R.; Adihetty, N.L.; Attygalle, M.L.C.; Mahabaduge, H. (2021)

In the photovoltaic industry, perovskites that belong to the third generation are one of the most popular materials which give more promising results. The CH3NH3PbI3 (Methylammonium Lead Iodide) also known as MAPI is ...
The Effect of Deep Defects on the Efficiency Variation of CH3NH3PbI3 Perovskite Solar Cells

Adihetty, N.L.; Ratnasinghe, D.R.; Attygalle, M.L.C.; Narayan, S.; Jha, P.K. (2021)

Three-dimensional (3D) halide perovskites as CH3NH3PbI3 (3D-MAPI) have shown high performance in the perovskite solar cells. However, deep defects due to lattice disorders in the 3D halide perovskite cause to limit ...
A study of the performance of organometal trihalide perovskite solar cell due to defects in bulk CH3NH3PbI3 (MAPI) perovskite layer

Adihetty, N.L.; Attygalle, M.L.C.; Narayan, N.S.; Jha, P.K. (International Journal of Multidisciplinary Studie, 2021)

In this numerical simulation research, we have investigated device performances of p-i-n type organometal trihalide perovskite solar cell by introducing deep and shallow defects in the bulk halide perovskite layer. The ...
Performance investigation of Perovskite/CIGS tandem solar cell using numerical modelling and simulation

Ratnasinghe, D. R.; Adihetty, N. L.; Attygalle, M. L. C. (Faculty of Science, University of Kelaniya, 2020)

In the modern world, multi-billion projects are going on researching photovoltaic (PV) devices. Considering the global energy demand the contribution of solar power is still negligible. Therefore, researchers are working ...
A numerical simulation of the effect of the surface defect layer (SDL) properties on 3D/2D perovskite solar cell performance

Adihetty, N. L.; Ratnasinghe, D. R.; Attygalle, M. L. C.; Narayan, N. S.; Jha, P. K. (Faculty of Science, University of Kelaniya, 2020)

Organic-inorganic hybrid perovskites have become one of the promising solar cell materials in photovoltaic because of their low cost and excellent performance. In this study, we have modelled a hybrid organic-inorganic ...
Characterization of Flour from Sri Lankan Cassava (Manihot esculenta) Cultivars

Nilusha, R.A.T.; Perera, O.D.A.N.; Perera, P.I.P.; Jayasinghe, J.M.J.K. (Uva Wellassa University, 2019)

Cassava is an important crop for low income families in Sri Lanka to consume as boiled or fried roots. It is a good source for product diversification in food industry. Thus, present study was a preliminary investigation ...
Development of Pasta Products with Nonconventional Ingredients and Their Effect on Selected Quality Characteristics: A Brief Overview

Nilusha, R.A.T.; Jayasinghe, J.M.J.K.; Perera, O.D.A.N.; Perera, P.I.P. (Hindawi, 2019)

Pasta is a widely consumed food in all over the world. Coarse semolina obtained from durum wheat and water are the main ingredients of conventional pasta products. e amount of gluten and quality level of durum wheat, are ...
Proximate Composition, Physicochemical, Functional, and Antioxidant Properties of Flours from Selected Cassava (Manihot esculenta Crantz) Varieties

Nilusha, R.A.T.; Jayasinghe, J.M.J.K.; Perera, O.D.A.N.; Perera, P.I.P.; Jayasinghe, C.V.L. (Hindawi, 2022)

Cassava flour has a high potential to contribute as a raw material in the food industry. This study was aimed at characterizing flours from Sri Lankan cassava varieties with a view to explore the potential in food ...
On timeline of enhancing testing-capacity of COVID-19: A case study via an optimal replacement model

Meththananda, R.G.U.I; Ganegoda, N.C.; Perera, S.S.N.; Erandi, K.K.W.H.; Jayathunga, Y.; Peiris, H.O.W. (Elsevier, 2022)

Process of enhancing testing-capacity regarding COVID-19 is a topic of interest. This task of enhancing is constrained by socio-economic background of a country either in favorable or unfavorable ways. In this paper, we ...
Harmonic Analysis via an Integral Equation: An Application to Dengue Transmission

Meththananda, R.G.U.I; Ganegoda, N.C.; Perera, S.S.N. (Hindawi, 2022)

A collection of oscillatory basis functions generated via an integral equation is investigated here. This is a new approach in the harmonic analysis as we are able to interpret phenomena with damping and amplifying ...
Integral equation approach for modeling age-dependent infectiousness of diseases

Meththananda, R.G.U.I; Ganegoda, N.C.; Perera, S.S.N. (2022)

Many mathematical models have been developed through differential equations to understand agedependent infectiousness of diseases. These models face the complexity of heterogeneity of disease transmission in different age ...
Mathematical structures for integrals to enhance the applicability of integral equations in modeling disease transmission: A preliminary study

Meththananda, R.G.U.I; Ganegoda, N.C.; Perera, S.S.N. (2022)

Nowadays world have to deal with large number of diseases which are challenging public health. Anyhow these diseases are preventable based on interventions placed on various levels of transmission of the disease. One such ...
Perspectives of modeling COVID-19 transmission via integral equations

Meththananda, R.G.U.I; Ganegoda, N.C.; Perera, S.S.N. (2022)

The ongoing COVID-19 pandemic has become a major threat to the entire globe. In order to properly place controlling strategies on each level of transmission, researchers, scientists and mathematicians use different ...
The COVID-19 Pandemic and the Performance of Academic Personnel: An Open Access Systematic Literature Review Database (Version 1)

Rathnayake, R.M.N.M.; Kumarasinghe, P.J.; Kumara, A.S. (South Florida Journal of Development, Miami, 2022)

The education sector is going through and is facing significant learning and teaching challenges with the novel pandemic. The novel coronavirus (COVID-19) pandemic severely affected every sector across the world. The ...
How Do Different Types of University Academics Perceive Work from Home Amidst COVID-19 and Beyond?

Rathnayake, N.M; Kumarasinghe, P.J.; Kumara, A.S. (MDPI, 2022)

The COVID-19 pandemic resulted in a massive and unintentional shift to work from home (WFH) or working remotely, as well as broad adoption of web-based platforms. The goal of this research is to uncover the attitudes to ...
The COVID-19 Pandemic and the Performance of Academic Personnel: An Open Access Systematic Literature Review Database

Rathnayake, R. M. N. M.; Kumarasinghe, P. J.; Kumara, M. H. A. S. (2022)

The education sector is undergoing significant learning and teaching challenges with the novel pandemic. The novel coronavirus (COVID-19) pandemic severely affected every sector across the world. The existing literature ...
Diffusion of Bali Shanthikarma in Sri Lanka

Nissanka, L N A D P (Faculty of Humanities and Social Sciences, University of Sri Jayewardenepura, 2018)

Since centuries, Sri Lankans conduct rituals expecting fortune and good health. Among all those rituals Bali Shanthikarma in Sri Lanka holds a special place in Sri Lankan culture In Sri Lanka "Bali Shanthikarma" has ...
Bali Shanthikarma in Sri Lanka: A brief introduction

Nissanka, L N A D P (Sanwaadee, 2017)
THE APOPTOGENIC POTENTIAL OF DIFFERENT FRACTIONS OF SRI LANKAN BROWN SEAWEED Chnoospora minima AGAINST HUMAN BREAST ADENOCARCINOMA (MCF-7) CELL LINE

Gunathilaka, M.D.T.L.; Samarakoon, K.W.; Ranasinghe, P.; Peiris, L.D.C. (The Open University of Sri Lanka, 2021)

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