Research Article

Absorption Line Profile of the 𝟓 𝑆 𝑜 𝟐 𝟓 𝑃 𝟏 Transition of Atomic Oxygen and Its Application to Plasma Monitoring

Figure 6

Survival ratio of as functions of (a) the rf power and (b) the oxygen pressure. The density before discharge ( ) was evaluated from the gas pressure, and the survived density ( ) was evaluated from the lifetime of in the afterglow phase.
627571.fig.006a
(a)
627571.fig.006b
(b)