Browsing Engineering, Built Environment & Spatial Sciences by Title
Now showing items 11-30 of 32
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Effect of Reduced Graphene Oxide Depositing on n-Cu2O for Solid State Photovoltaic Cell
(2015)A low cost solid state photovoltaic cell made with a simple preparation method of Cu2O and deposition of reduce graphene oxide (rGO) on Cu2O. The graphene oxide was prepared by modified Hummer’s method and deposition of ... -
Effects of Aerodynamics in Virtual Reality Sky Diver and Parachute Jumper Training Simulator for Sri Lanka
(2015)Sky diving and parachuting are sports and kind of military maneuver technique which actions started with the exiting from a moving aircraft or from a relatively stable platform (aero plane, helicopter, higher platform etc) ... -
Efficient 3D City Modelling from Airborne Laser Scanning point clouds
(2015)Geometrically and topologically correct 3D building models are required to satisfy the increasing demand in, for instance virtual reality, emergency response, robot navigation, and urban planning. Airborne Laser Scanning ... -
Impacts of Mini Hydropower Plants: A research design through preliminary studies
(2015)Hydropower is the number one renewable clean source of energy used for power generation in Sri Lanka when compared with solar, wind and bio mass sources. Despite being identified as a clean source of power generation, the ... -
Inculcating Professionalism in to the University Degrees: Experience of the Faculty of Geomatics, Sabaragamuwa University of Sri Lanka
(2015)The Faculty of Geomatics, Sabaragamuwa University of Sri Lanka is reputed for its BSc degree in Surveying Sciences since its inception in 1997 in its effort to produce professional surveyors. Due to the technological ... -
Landscape as a Tool in Achieving “Adaptive Comfort”, a Study on Multi-Storied Residential Buildings in Tropics
(2015)Maintaining indoor thermal and visual comfort has become the basic means of energy consuming modes in residential buildings in tropical climates. The amount of energy consumption in domestic building activities per year ... -
Modelling of Energy Utilization of Tourism Industry to have an Insight of the Existing Electricity Generation Plan of Sri Lanka
(2015)Tourism industry in Sri Lanka shares a substantial amount of GDP (Gross Domestic Product) and predicts an immense expansion within a short time frame. Owing to its energy intensiveness and competitiveness, a scrutiny in ... -
A New Algorithm for Multipoint Evaluation of Univariate Polynomials
(2015)Let l i n l lin x axp 1 0)( be a univariate polynon mial of degree 1 n defined on ] [x ,where ][ x denotes the ring of polynomials in x over , the field of real numbers and let } ,,{ 1 0 nxxS be any set ... -
Novel solid state solar cell made from n-cu2o using granular active carbon as upper - electrode
(2015)Coir is a natural vegetable fibre obtained from the coconut tree. In this research, alkaline-bio scoured bristle coir fibres powders were subjected to alkaline activation method. Potassium Hydroxide (0.1M) was used to treat ... -
On an Algorithm to Prove the Strong Goldbach Conjecture
(2015)The strong Goldbach conjecture says that any even number greater than the integer can be expressed as the sum of two prime numbers which has been numerically justified up to such large numbers that of order 4 . We assume ... -
Optimized Power Output from Piezoelectric Flexure Element Driven by Low Frequency Vibration
(2015)Energy harvesting is the process of capturing readily available energy and converting into usable energy. Among the many different types of energy harvesting methods, piezoelectric energy harvesting has become popular as ... -
p-CuSCN (band gap=3.1eV) Sensitized Cu2O Quantum Dots (QDs) Photoelectrochemical Cell
(2015)This work focuses on making photoelectrochemical cell for the first time by sensitizing p-CuSCN with Cu2O quantum dots (QDs). Copper (I) thiocyanate (CuSCN) is wide band gap material which is sensitive only to UV light. ... -
Performance of an all polymer supercapacitor
(2015)Demand for power sources is getting increased day by day due to high usage of electronic equipment. Most widely used power sources are the batteries. However, when energy storage is considered, capacitors are in the ... -
Railway Warning and Control Systems
(2015)This paper presents overall system description of the implemented system on the sensor network based railway warning and control system. With the main objective of providing the protection to the public at the unmanned ... -
A Stochastic Model for Variation of Exchange Rates in Sri Lanka
(2015)In Sri Lankan economy, exchange rates have been a one of the critical factors as domestic inflation mostly occurs on depreciation of currency value. Exchange rate is the rate at which currency of a country is bought and ... -
Under Frequency Load Shedding Based on Dynamic System Information
(2015)Under Frequency Load shedding is an effective mechanism to prevent a disturbance – induced collapse of a power system. Ceylon Electricity Board (CEB) also uses such a system with the support of under frequency load shedding ...