Objectives Fulminant viral hepatitis (FH) remains a serious clinical problem for which the underlying pathogenesis remains unclear. The B and T lymphocyte attenuator (BTLA) is an immunoglobulin-domain ...

We report a variable optical attenuator (VOA) on silicon-on-insulator (SOI) with folded silicon waveguides and TiW heaters to improve the thermal efficiency. The measured extinction ratio of the ...

Roger Penske’s motorsport empire, renowned for its precision and professionalism, is reeling from yet another humiliating setback, this time on European soil. On Wednesday at the 24 Hours of Le Mans, ...

In this brief, a direct synthesis design method of a continuously tunable wideband bandpass filtering attenuator is proposed. By adjusting the adjustable resistors, the attenuation amount that is ...