Abstract: We demonstrate experimentally a discretely tunable optical delay line (ODL) using a step-chirped subwavelength grating (SWG) waveguide Bragg grating (BG) in silicon-on-insulator (SOI). The ...
Strictly Come Dancing fans are concerned one star is about to leave the BBC show. Nadiya Bychkova has sparked speculation that she is leaving the programme after a series of cryptic social media posts ...
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