We noted that Excel turned 40 this year. That makes it seem old, and today, if you say “spreadsheet,” there’s a good chance ...

What finally helped me break that cycle was learning to use named ranges in Excel not only as stable anchors but also as ...

A practical guide to Excel sheet formulas, covering essential functions for faster calculations, cleaner data, and smoother ...

Perovskites may sound like perogies or piroshkis, but no high-carb-cheese-and-potato-flavor-pocket can do what they do. They’re minerals that can do the same party trick as many of your favorite ...

ABSTRACT: Perovskite solar cells are the subject of numerous studies. These studies concern among others the optimal thickness and doping of the perovskite and the choice of charge transport materials ...