Interdisciplinary Studies: Recent submissions

Now showing items 1-20 of 40

QuantifyingtheImpactofUncertainMaterialParametersonPavement ResponseusinganInverseModellingTechnique

P, Kathirgamanathan; M, Vignarajah (KDU International Research Conference, 2023)

Accuratemodellingofpavementresponseplaysacriticalroleintheeffectivedesign, analysis,andmaintenanceofroadinfrastructure.However,thepresenceofuncertainty inmaterialparameterscansignificantlycompromisethereliabilityandaccuracyofsuch ...
Hydrogen Effect on the Mobility of Edge Dislocation in α-Iron: A Long-Timescale Molecular Dynamics Simulation

Ryosuke, M.; Sunday, T.O.; Mugilgeethan, V.; Shinya, T. (ISIJ International, Vol. 62 (2022), No. 11, pp. 2402–2409, 2022)

Explaining the hydrogen effect on dislocation mobility is crucial to revealing the mechanisms of hydrogen-related fracture phenomena. According to the general perspective, reducing the speed of dislocation can give enough ...
Traffic Occupancy Prediction Using a Nonlinear Autoregressive Exogenous Neural Network

Khaleel, N.I.; Anuraj, U.; Hartley, J. (Indonesian Journal of Electrical Engineering and Informatics (IJEEI), 2022)

The main aim of intelligent transportation systems is the ability to accurately predict traffic characteristics like traffic occupancy, speed, flow, and accident based on historic and real-time data collected by these ...
A novel 3 -D printed wrist powered upper limb prosthesis using whippletree mechanism

Kumarage, K.P.L.; Wickramarathan, W.H.S.; Madhushan, V.; Mugilgeethan, V.; Neethan, R.; Thanihaichelvan, T. (The Institution of Engineers, Sri Lanka, 2019)

This study focuses on the development of a 3-D printed low-cost novel solution for upper limb amputees in Sri Lanka. Prosthetic devices available in Sri Lanka are declined by most patients with trans-metacarpal amputation ...
Modelling a Probability Distribution for Extreme Rainfall Events in Colombo, Sri Lanka

Mayooran, T.; Laheetharan, A. (2012)

Modelling of extreme rainfall events is the fundamental part of flood hazard estimation. Establishing a probability distribution to represent the precipitation depth at various durations has long been a topic of interest ...
Modeling of the dengue outbreak using modified seir model in jaffna district

Selvabavitha, V.; Thanusika, T. (University of Jaffna, 2021)

Dengue fever is a mosquito-borne viral disease transmitted to humans through the bite of infected Aedes mosquitoes, mostly Aedes aegypti. In the Jaffna District, about 200 cases of dengue fever per 100,000 people in 2019 ...
An automatic air inflated tubeless safety jacket for motorbike riders

Bulathsinghala, R.L.; Fernando, S.; Jayawardana, T.S.S.; Heenkenda, N.; Jeyakumar, S.; Packiyarasa, P.; Hemamala, G.; Wijesena, D. (University of Jaffna, 2021)

Motorcycle is one of the popular modes of transport in developing countries. However,the statistics related to accidents show that motorcycles are the most vulnerable vehicles. Research studies have revealed that half of ...
Identify the Best model to Forecast the Monthly Rainfall in Jaffna District, Sri Lanka by Using Time Series Analysis

Selvabavitha, V.; Anuthrika, T.; Kirisanth, S.; Yogaraja, B. (University of Jaffna, 2021)

Rainfall is an important component of the water cycle and is the main of giving fresh water to the earth. Also, rainfall is one of the most significant climatic elements that has a direct impact on agriculture. The Jaffna ...
A unified artificial neural network model for asphalt pavement condition prediction

Mahmood, M.; Anuraj, U.; Mathavan, S.; Rahman, M. (2020)
Modeling of the Dengue Outbreak Using Modified SEIR Model in Jaffna District

Selvabavitha, V.; Thanusika, T. (University of Peradeniya, 2021)

Dengue fever is a mosquito-borne viral disease transmitted to humans through the bite of infected Aedes mosquitoes, mostly Aedes aegypti. In the Jaffna District, about 200 cases of dengue fever per 100,000 ...
An automatic air inflated tubelesssafety jacket for motorbike riders

Bulathsinghala, R.L.; Fernando, S.; Jayawardana, T.S.S.; Heenkenda, N.; Jeyakumar, S.; Packiyarasa, P.; Hemamala, G.; Wijesena, D.; Sajeeva,J. (Emerald, 2021)

Purpose–Motorcycle is one of the popular modes of transport in developing countries. However,the statistics related to accidents show that motorcycles are the most vulnerable vehicles. Research studieshave revealed that ...
Whole Body Mechanical Vibrations of Passengers Travelling in Busses in Sri Lanka

Wijesiriwardana, R.; Vignarajah, M.; Kathirgamanathan, P.; Gnanasena, T.U.; Dissanayake, D.M.P.C. (Institute of Research Engineers and Doctors, 2018)

Abstract— One of the main passenger transportations in Sri Lanka is the bus. Most of these busses used for the passenger transportation do not have proper vibration dampers and passengers who travel in them are subjected ...
Structural acoustic coupling resonance of hindu temples

Wijesiriwardana, R.; Vignarajah, M.; Kathirgamanathan, P.; Walgama, K. (Proceedings of 54th IASTEM International Conference, Kuala Lumpur, Malaysia, 2017)

Abstract- Some ancient constructions over the world exhibit acoustic resonance chambers [1, 7]. Acoustic resonance of Pyramids [1], Stupas [2,6,7], Cathedrals [3,4,12] and Mosques [5] have been studied and they closely ...
Seismic response of underground utilities following the Canterbury earthquakes

McLachlan, R.; Morris, J.; Kathirgamanathan, P.; Callosa-Tarr, J. (New Zealand Geotechnical Society Symposium, 2013)

This paper reports the initial findings of a new research project funded by the Ministry of Business, Innovation and Employment (MBIE). The research, in collaboration with the Geological Nuclear Sciences (GNS), will ...
Modelling the effect of sampling methods on detection tests for powdered products

Mayooran, T.; Govindaraju, K.; Bebbington, M. (Elsevier, 2021)

Grab sampling is often a convenient and cost effective way to sample bulk food materials, such as milk powder. On the other hand, modern auto-samplers can sample very small increments directly from the production process ...
BEARING CAPACITY OF COLD-FORMED UNLIPPED CHANNELS WITH RESTRAINED FLANGES - EOF AND IOF LOAD CASES

Janarthanan (2021)

The current cold-formed steel specifications (AISI S100, AS/NZS 4600 and Euro-code) do not include any design rules to determine the bearing capacities of unlipped channel sections subjected to one flange loadings when ...
Tailoring ZnO nanostructures by spray pyrolysis and thermal annealing

Thanihaichelvan, T.; Haseeb, A.S.M.A.; Akbar, S.A.; Thanihaichelvan, M. (Elsevier, 2014)

We report a novel synthesis of ZnO nanorods with hexagonal pyramid-like heads by a simple and low cost technique of spray pyrolysis with the help of zinc acetate and tin (IV) chloride pentahydrate precursors. In the present ...
Structural and optical properties of ZnO–SnO2 mixed thin films deposited by spray pyrolysis

Thanihaichelvan, T.; Haseeb, A.S.M.A.; Sabri, M.F.M. (Elsevier, 2014)

Nanocrystalline ZnO–SnO2 mixed thin filmswere deposited by the spray pyrolysis technique at various substrate temperatures during deposition. The mixed films were prepared in the range of 20.9 at.% to 73.4 at.% by altering the ...
Photoluminescence Studies on Spray Pyrolysis Deposited ZnO-SnO2 Mixed Thin Films

Thanihaichelvan, T.; Haseeb, A.S.M.A.; Sabri, M.F.M. (Advanced Materials Research, 2014)

ZnO-SnO2 mixed thin films were prepared by the spray pyrolysis technique using different molar ratios of zinc and tin in the starting solution. These mixed thin films were analysed by X-ray diffraction (XRD) and photoluminescence ...
Highly Sensitive and Selective Ethanol Sensor Based on ZnO Nanorod on SnO2 Thin Film Fabricated by Spray Pyrolysis

Thanihaichelvan, T.; Thanihaichelvan, M.; Haseeb, A.S.M.A.; Akbar, S.A. (2019)

This work reports the fabrication of mixed structure of ZnO nanorod on SnO2 thin film via spray pyrolysis followed by thermal annealing and their gas sensing properties. ZnO/SnO2 nanostructures are successfully prepared ...

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