Polarization aberration of hyper-numerical-aperture projection optics should be measured accurately in order to control it exactly and ensure favorable imaging
The nitrogen vacancy (NV) center in diamond has been well applied in quantum sensing of electromagnetic field and temperature,where the sensitivity can be enhan
In this Letter,we propose that the photopatterned liquid crystal (LC) can act as a broadband and efficient terahertz (THz) Bessel vortex beam (BVB) generator.Th