limit

SummaryA wide variety of materials with low thermal conductivity find daily use, such as jackets for cold weather and plastic handles of hot metal cooking pots. Even the best thermal insulators still have a finite thermal conductivity…

Hitting the limits on propene synthesisThe greater abundance of propane from shale gas has spurred efforts to use it as a propylene feedstock. Direct dehydrogenation catalysts consisting of platinum–tin alloy nanoparticles supported on…

Masking out air sharingThe effectiveness of masks in preventing the transmission of severe acute respiratory syndrome coronavirus 2 has been debated since the beginning of the COVID-19 pandemic. One important question is whether masks are…