Abstract: The long term accuracy (i.e., scale factor) of a Doppler Velocity Sonar for speed over seabed estimation is studied theoretically, using a simplified physical model. A classical 150 kHz ...

Abstract: A split-ring resonator (SRR) array metamaterial of zero-index unit cell configuration has been proposed. The SRR is made up of four loops; r1, r2, r3, and r4, which are inductance related, ...

Decatur Police invited reporters to step behind the trigger of a high-tech firearms simulator to experience the split-second decision-making required of officers. Hollywood remembers Catherine O’Hara ...

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If you’ve ever walked into the gym and drawn a blank on what to do, you’re not alone. But instead of just whipping out a few reps on whatever piece of equipment is free, let us introduce you to ...