All-optical canonical logic units at 40 Gb/s using bidirectional four-wave mixing(FWM) in highly nonlinear fiber are proposed and experimentally demonstrated. C
This paper discusses the change of the size distribution of suspended sediment, both in the region and over the tidal cycle, by means of statistics and calculat
We present the thermal expansion coefficient(TEC) measurement technology of compensating for the effect of variations in the refractive index based on a Nd:YAG