Silver nanoparticles grown in nanochannels of anodic aluminum oxide on a grating form a surface-enhanced Raman scattering (SERS) substrate with the double resonance from both localized and delocalized ...

Augmented reality (AR), the technology that overlays digital content onto what users see around them in real-time, is now widely used in the retail, gaming and entertainment industries, as well as in ...

Uniform grating couplers demonstrated experimental coupling efficiencies between -5.9 dB and -3.1 dB. Record-breaking performance was achieved using subwavelength metamaterial apodization and beam ...

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Check out the column by sovereign debt experts Lee Buchheit and Mitu Gulati. U.S. credit grating The 30-year U.S. Treasury yield topped 5% to hit its highest since October 2023 after Moody's on ...

Abstract: We have designed and fabricated an efficient grating coupler for coupling light between optical fibers and silicon-on-insulator waveguides. The coupler consists of 88-nm-wide slits, etched ...