Over on YouTube [Andrew Neal] has a Function Generator Build for Beginners. As beginner videos go this one is fairly comprehensive. [Andrew] shows us how to build a square-wave generator on a ...

PDF files have become ubiquitous in our multi-platform world. This convenient file format makes it possible to view and share documents across various devices using various operating systems and ...

A schematic illustrating how duality maps Non-Invertible Symmetry-Protected Topological (NISTP) phases to Spontaneously Symmetry Broken (SSB) phases of ordinary group symmetries. A team of theoretical ...

To continue reading this content, please enable JavaScript in your browser settings and refresh this page. Preview this article 1 min A real estate investment company ...

A team of theoretical researchers has found duality can unveil non-invertible symmetry protected topological phases, which can lead to researchers understanding more about the properties of these ...

For decades, the site — 35 acres of grassy lots where 1,000 rowhomes once stood — has sat empty. Parker’s proposal could change that, but residents are wary. The 35-acre North Philadelphia lot known ...

For hundreds of years, a handsome, dark-brown owl with white spots has made its home in the lush, "old-growth" forests of the Pacific Northwest. Under the multilayered canopies of these 200-year-old ...