Volume 40, 2024

Proceedings of the 40^th Technical Sessions, March 2024, NPLT, Department of Physics, University of Colombo, Sri Lanka

 

Session I (0830-1000 hrs) – Session Chairman: Dr. R. C. L. De Silva

1. A Study of the Variation of Acoustic Properties of Signals Received by Used Mobile Phones

K. A. S. K. Somarathne, C. M. Kalansooriya and N. G. S. S. Gamage.

Proceedings of the Technical Sessions, 40 (2024) 1-7

2. Determining the Effect of CT Simulator Imaging Tube Voltage on Radiotherapy Treatment Dose Calculation

D.P. De Sliva, K.L. Priyalal, M.L.T.B. Jayawantha, K.L.I. Gunawaradhana

Proceedings of the Technical Sessions, 40 (2024) 8-15

3. A Study of Wedge Angles Produced by 60º Motorized Wedge of Elekta Synergy Platform Linear Accelerator for 6 MV Photon Beam

M. L. T. B. Jayawantha, D. P. De Silva

Proceedings of the Technical Sessions, 40 (2024) 16-23

4. Selection of Inexpensive Vibroactuators for a Wearable Haptic Based Pattern Feedback Sleeve

K.K.R.N. Wijayasundara, R.A.D.D. Dharmasiri, W.K.I.L. Wanniarachchi

Proceedings of the Technical Sessions, 40 (2024) 24-32

5. Vibration Analysis of an Outdoor Air Conditioner Unit using BK Connect Software: A case study

W. M. N. Fernando, C.M. Kalansuriya and N.G.S. S. Gamage

Proceedings of the Technical Sessions, 40 (2024) 33-39

6. Initial subsurface model for the Kanniya hotspring field by using magnetic and DC resistivity techniques

S. A. Samaranayake, S. C. I. Nawarathne, S. A. A. Atheek, G. M. T. Dilshan, H. O. Wijewardane, U. Dahanayake, N. De Silva and N. D. Subasinghe

Proceedings of the Technical Sessions, 40 (2024) 40-46

Session II (1030 -1230 hrs) – Session Chairman: Professor P. A. A Perera

7. Electrodeposited thin film SnO2 photoelectrode for PEC applications

F.S.B. Kafi, B.H. Gunaratna, K.M.D.C. Jayathilaka and R.P. Wijesundera

Proceedings of the Technical Sessions, 40 (2024) 47-53

8. Optimization of Precursor Concentration, pH and Cycle Number to Deposit CdS Quantum Dots on TiO2 Films for Performance Enhancement of QDSSCs

N.F.Ajward and V.P.S. Perera

Proceedings of the Technical Sessions, 40 (2024) 54-62

9. Enhancement of Photocurrent of TiO2 Film as a Modified Photoanode of Dye Sensitized Solar Cell by Electrodeposited Copper in the TiO2 Particle Space

M. D. P. A. Shakya, K. M. D. C. Jayathilaka, W. T. M. P. K. Wanninayake, Rosantha Kumara, W. P. Siripala and R. P. Wijesundera

Proceedings of the Technical Sessions, 40 (2024) 63-70

10. Impact of Heteroatoms and Transition Metal Co-doping on the performance of Graphene based Supercapacitor electrodes

H. L. P. M. Karunaratne, W. W. P. De Silva

Proceedings of the Technical Sessions, 40 (2024) 71-79

11. Preliminary Study on Utilization of Coconut Spathe as a Carbon Source for Electrode Fabrication of Supercapacitors

P.G.P Maduranga and V.P.S Perera

Proceedings of the Technical Sessions, 40 (2024) 80

12. Preparation of Concrete Block Incorporated with Wood Ash and Waste Glass Powder

P.V. Thisari Prarthana, R. Chinthaka. L. De Silva , Prabagar Subramanium., Jasotha Prabagar

Proceedings of the Technical Sessions, 40 (2024) 81-88

Session III (1300-1400 hrs) – Session Chairman: Professor K. P. S. C. Jayaratne

13. Enhanced LPG Sensing Efficiency Through Electrodeposited Chlorine-Doped Cuprous Oxide Thin Films

A.H.M.N.N. Bandara, K.N.D. Bandara, G.K.R. Senadeera, V.P.S. Perera

Proceedings of the Technical Sessions, 40 (2024) 89-97

14. The influence of light and heat on the degradation of Cu2O nanoparticles under humid conditions

E M U S De Sera, P K D D P Pitigala , C A N Fernando , W W P De Silva

Proceedings of the Technical Sessions, 40 (2024) 98-107

15. Fabrication of Dye-Sensitized Solar cell using mixtures of Natural dye Extraction from Elaeocarpus Serratus Red and Green leaves

S. Davisan, G.M.L.P Aponsu and V.P.S. Perera

Proceedings of the Technical Sessions, 40 (2024) 108-117

16. Efficiency Enhancement of Dye Sensitized Solar Cells by Nickle Ion Chelation on Dye Extracted From Amherstia Nobilis Flowers

M.W.M.K Mannawadu and V.P.S. Perera

Proceedings of the Technical Sessions, 40 (2024) 118-126

Institute of Physics, Sri Lanka