The P/B ratio shows how a stock's market price compares to its book value. It helps gauge whether a stock is undervalued or overvalued relative to its net assets. Financials include key reports ...

Yttrium-based catalysts can be used to stitch together two different lactone monomers in an alternating fashion to produce polyesters with well-defined primary structures. The ability to control ...

Polyesters occur naturally as biological polymers, but can also be made artificially. Man-made polymers are often used in clothing. Polyesters are an example of a condensation polymer. A simple ...