An interferometric technique was developed to characterize in real time the etching rate of glasses with <100-nm resolution. The interferometer can be used to help reveal the charge distribution in poled glass.
© 1996 Optical Society of America
Original Manuscript: April 10, 1996
Published: November 1, 1996
W. Margulis and F. Laurell, "Interferometric study of poled glass under etching," Opt. Lett. 21, 1786-1788 (1996)