Beta-cyclodextrin remains the most widely produced and commercially used form, largely because of its favorable cavity size, relatively low production cost, and well-documented safety profile.

Imagine a microscopic locomotive moving back and forth along a track, propelling itself without any external force. At the molecular level, this concept forms the foundation of molecular motors -- ...

"Alpha-cyclodextrin is the gold medal winner," Stoddart said. "Zhichang stumbled on a piece of magic for isolating gold from anything in a green way." Alkali metal salt waste from this new method is ...