Figure 15.
Schematic diagrams of the sub-wavelength gratings and the optical MEMS accelerometer developed by Carr and Keeler et al. at Sandia National Laboratory and Symphony Acoustics [69,70,71]: (a) cross section of laterally deformable sub-wavelength grating ([Reprinted] with permission from ref [65] © The Optical Society); (b) SEM of fabricated optical MEMS accelerometer.