References
- J.W. Denneman, “Low-pressure sodium discharge lamps” (Review) IEE Proc. Vol. 128, PtA, No. 6, sept. 1981, pp. 397–414.
- S.H.A. Begemann and W.J.M. van Bommel, “Low-pressure sodium light and lighting - a review and a foresight”, International Lighting Review 1983/2, pp. 31–36.
- S.H.A. Begemann and W.J.M. van Bommel, “Low-pressure sodium lighting - the past, present and future”, Lighting Design & Application June 1983, pp. 25–33.
- M. Koedam, R.L.C. de Vaan and T.G. Verbeek, “Further improvement of the LPS lamp”, Lighting Design & Application/September 1975, pp. 39–45.
- Dutch Patent Application No. 8.205.026, 29 December 1982.
- L. Sprengers, R. Campbell and H. Köstlin, “Low pressure sodium lamps with a luminous efficacy of 200 lm/W”, submitted for publication in Journal IES.
- J. Polman, H. van Tongeren and T.G. Verbeek, “Low-pressure gas discharges”, Philips Techn. Rev. 25, No. 11/12, 1975, pp. 321–330.
- H. van Tongeren, “Positive column of cesium- and sodium- noble-gas discharges”, Philips Research Reports Suppl. 1975, No. 3.
- M.J.C. van Gemert and T.G. Verbeek, “Instability of a low-pressure Na-noble gas discharge”, Applied Physics Letters, Vol. 31, No. 8, 1977, pp. 500–502.
- J. Rottier and J. Rozenboom, private communication.
References
- P.C. Drop and J. Polman, “Calculations on the effect of supply frequency on the positive column of a low-pressure Hg-Ar AC discharge” J. Phys. D: Appl. Phys. Vol. 5, 1972, pp. 562–568.
- M. Koedam and W. Verweij, “The influence of the supply frequency on the luminous efficacy of fluorescent lamps”, Proc. 7th Int. Conf. on Phenomena in Ionized Gases, Vol. 3, 1965, Belgrade, pp. 392–395.