Institute of Physics - Sri Lanka
Volume 04, 1988
Proceedings of the 4th Technical Sessions, March 1988, Colombo, Sri Lanka
Transformation of ‘Geuda’ Stones to Blue Sapphires by Heat Treatment
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| DC Operated Fluorescent Lamp Circuits H.P.N.J. Gunasekara and R.A.S. Dewapriya Proceedings of the Technical Sessions, 4 (1988) c2 |
| Polar Conductivity Profiles of the Lower Atmosphere Under Fair-weather Conditions K.P.S.C. Jayaratne, H.G.S. Siriwardana, D.L.N. Jayathilaka, F.L. Karunarathne and S.V.K. Manchanayake Proceedings of the Technical Sessions, 4 (1988) c3 |
| The Effect of distorted Atmospheric Electric Field Lines on the Measurement of Small Ion Densities K.P.S.C. Jayaratne, E. Knudsen, H.G.S. Siriwardane, D.L.N. Jayathilaka, S.V.K. Manchanayake and F.L. Karunaratne Proceedings of the Technical Sessions, 4 (1988) c4 |