1. P.P. Chenausky, R.A. Hart, L.A. Newman, N. Hoffman, inProceedings of the Conference on Lasers and Elect. Optics, Phoenix, Arizona, USA, 1982, p. 88.
2. H. Hugel, W. Schock, inProceedings of the Conference on Lasers and Elect. Optics, Phoenix, Arizona, USA, 1982, p. 90.
3. A 30‐W radio frequency excited waveguide CO2laser
4. High efficiency RF excited CO2 laser