The U.S. Drug Enforcement Administration warned Americans Tuesday that fentanyl is increasingly mixed with a dangerous array of synthetic substances that can limit the effectiveness of ...
New gun and drug prosecutions stalled. Several top prosecutors quit. Agents disappeared from drug task forces and gang cases.
Abstract: Two-dimensional (2D) direction-of-arrival (DOA) estimation using sparse arrays shows advantages in reducing hardware costs and enhancing degrees-of-freedom. However, most current studies ...
Abstract: We present a novel augmented reality (AR) display system utilizing a holographic optical element (HOE)-based approach, featuring seamless switching between three-dimensional (3D) and ...
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This site displays a prototype of a “Web 2.0” version of the daily Federal Register. It is not an official legal edition of the Federal Register, and does not replace the official print version or the ...
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