Directional selectivity is a response that is greater for a visual stimulus moving in one (PREF) direction than for the opposite (NULL) direction, and its computation in the vertebrate retina is a ...
Abstract: We incorporated SiN low-loss waveguide bends and directional couplers to construct cascaded Mach-Zehnder interferometers for CWDM wavelength (de)multiplexing with $<2$ dB insertion loss, −30 ...
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