The weak nuclear force doesn't play by the normal rules — and, in fact, it breaks one of the biggest rules of all.

Fluorine-19 NMR brings a new dimension to the analysis group of fluorine-containing compounds. The wider chemical shift range in 19 F NMR makes it possible to resolve each fluorine-containing ...

Abstract Although food resources are thought to limit many populations, the extent to which the population dynamics of predators and prey are coupled is rarely known. We examined a sedentary ...