DALLAS — A local nonprofit and the Dallas County District Attorney have teamed up on a new project that attempts to better address homelessness and mental health in the community by keeping people out ...

Abstract: Inspection of tunnel surfaces on highway is an important task in ensuring transportation safety and stability. Although an existing method used for scanning tunnel surfaces while traveling ...

Abstract: Bragg reflection of laser light by ultrasonic waves in water produces the horizontal deflection in a television display. The ultrasonic waves are frequency-modulated with a sawtooth function ...