Researchers have uncovered the origin of polarity inversion, a long-standing phenomenon in polymer semiconductors that occurs only in certain materials. (Nanowerk News) A research team led by Prof.

Molecular polarity and intermolecular forces explain why substances dissolve, boil, or stick together the way they do. From the shape of a molecule to the pull of its atoms, polarity determines ...

Note: This video is designed to help the teacher better understand the lesson and is NOT intended to be shown to students. It includes observations and conclusions that students are meant to make on ...