Juyal D. Design of an R.F. Excited Helium Neon Visible Gas Laser and Study of the Optimal Conditions for Gas Mixtures and Pressures. DSJ [Internet]. 1Oct.2014 [cited 23Jul.2024];22(4):245-8. Available from: https://publications.drdo.gov.in/ojs/index.php/dsj/article/view/6420