For decades, Americans were surrounded by lead from car exhaust, factories, paint, and even drinking water, often without realizing the damage it caused. By analyzing hair samples preserved across ...

Abstract: In this work, we propose an optimization-based trajectory planner for tractor-trailer vehicles on curvy roads. The lack of analytical expression for the trailer’s errors to the center line ...

Abstract: Geosynchronous orbit (GEO) satellites are widely used in communications and navigation fields due to their special properties, such as comprehensive ground coverage and fixed subsatellite ...