On like a light

• DOI: 10.1038/s41929-018-0112-7
• Publication Date: 2018-07-11T15:18:17Z
• Authors: Paula K. Kuroishi; Andrew P. Dove
• Keywords: 01 natural sciences; 0104 chemical sciences

Control over the length and composition of polymers is key to controlling their properties. Now, a photoswitchable catalyst is shown to allow external control over reaction rates, chain lengths and even polymer composition in ring-opening polymerizations.