Abstract: Due to the inherent $\pi $ -phase constraint in phase unwrapping algorithms, the dynamic strain range of phase-sensitive optical time domain reflectometry ($\Phi $ -OTDR) is significantly ...

Though Maria Cosme’s Allegheny Valley students speak more than half a dozen languages from four continents, one tongue unites them: English. Cosme is one of the most recent additions to the district, ...

It wasn’t just a favorite childhood pet, or the fact that she cares deeply for animals, that led Nicole Kleinstreuer to help launch the National Institutes of Health’s initiative to scale back ...