Research Publications
Permanent URI for this collectionhttps://dl.nsf.gov.lk/handle/1/17848
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Item Effecst of residual gas pressure on the mass resolution and the molecular ion yield of a time-of-light mass spectrometer(1996) Piyadasa, C.K.G.; Ariyaratne, T.R.; Wijayaratna, W.M.K.P.Item Performance of a low cost second order electrostatic ion mirror for a time-of-flight mass spectrometer(1996) Piyadasa, C.K.G.; Ariyaratne, T.R.; Wijayaratne, W.M.K.P.Item Activity of cloud-to-ground lightning observed in Sri Lanka and in surrounding area of the Indian Ocean(Institute of Physics:Colombo, 2001) Weerasekera, A.B.; Sonnadara, D.U.J.; Fernando, I.M.K.; Liyanage, J.P.; Lelwala, R.; Ariyaratne, T.R.Item Improved performance of a linear mode plasma desorption time-of-flight mass spectrometer with an electrostatic wire guide(Institute of Physics:Colombo, 2002) Dahanayake, S.A.; Daya, D.D.N.B.; Ariyaratne, T.R.; Mohottalage, M.S.B.