Here's how it works: Float a clean strand of hair in a glass of water. If it sinks to the bottom, you have high-porosity hair ...

Abstract: This work presents a collection of millimeter-wave (mmWave) quasi-elliptical bandpass frequency selective surface (FSS) designs. First, an emerging dual-mode filtering circuit with separate ...

Brian Walshe's defense attorney claims Ana Walshe died from a "sudden unexpected death" on New Year's Day 2023. The defense argues Walshe panicked after finding his wife dead and lied to keep custody ...

Abstract: Multiport network theory has been proved to be a suitable abstraction model for analyzing and optimizing reconfigurable intelligent surfaces (RISs) in an electromagnetically consistent ...

Many people are gearing up for holiday conversation with loved ones who may disagree with them -- on everything from politics to religion and lifestyle choices. These conversations can get personal ...