Research Article

A Study of Parameters Related to the Etch Rate for a Dry Etch Process Using NF3/O2 and SF6/O2

Figure 2

(a) Etch rates of SF6/O2 and NF3/O2 and (b) optical emission intensity of fluorine for SF6/O2 and NF3/O2 as a function of gas flow ratio.
608608.fig.002a
(a)
608608.fig.002b
(b)