Silicon chip birefringence. Asymmetric crystals cut so optic axis is in the plane of the plate. Light comes in perpendicular to the plate. Waveplates.
Aephraim Steinberg Dept. of Physics, University of Toronto Nonlinear optics at the quantum level and quantum information in optical systems 2003 GRC on.
Ponderomotive rotator: requirements
Surface Forces in Nanomechanical Systems: Living on the Edge