The emerging meta-holograms rely on arrays of intractable meta-atoms with various geometries and sizes for customized phase profiles that can precisely modulate
Bistability is widely exploited to demonstrate all-optical signal processing and light-based computing.The standard paradigm of switching between two steady sta
Recently,computational sampling methods have been implemented to spatially characterize terahertz (THz) fields.Previous methods usually rely on either specializ
Optical parametric oscillators are widely used as pulsed and continuous-wave tunable sources for innumerable applications,such as quantum technologies,imaging,a