Sixty thousand years ago, humans in southern Africa were already mastering nature’s chemistry. Scientists have discovered chemical traces of poison from the deadly gifbol plant on ancient quartz ...
Washington — A Pentagon plan to use a high-energy, counter-drone laser without having coordinated with the Federal Aviation Administration about potential risks to civilian flights prompted ...
Abstract: This article investigates the event-triggered trajectory tracking control for unmanned surface vessels (USVs) with prescribed performance subjected to asymmetric time-varying state ...
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