Burmese pythons provide an integrative contamination signal across terrestrial–aquatic food webs, leveraging long lifespan, whole-prey ingestion, and trophic position to concentrate PFAS in tissues.

Stir bar sorptive extraction (SBSE) is a sorptive-based sample preparation technique that efficiently extracts and enriches organic compounds. Since its introduction in 1999, SBSE has gained ...

Abstract: To address the issues of low accuracy and poor robustness in passive sonar target recognition under complex marine environments, this paper proposes a time-frequency cross-domain attention ...

Abstract: This article investigates a 2-D range–angle beampattern synthesis method for jammer suppression using a frequency diverse array (FDA)–multiple-input multiple-output (MIMO) framework, where ...