Cover Feature: Green‐, Red‐, and Infrared‐Emitting Polymorphs of Sterically Hindered Push–Pull Substituted Stilbenes (Chem. Eur. J. 13/2021). Issue 13 (7th January 2021)

• Record Type: Journal Article
• Authors: Pauk, Karel; Luňák, Stanislav; Růžička, Aleš; Marková, Aneta; Mausová, Anna; Kratochvíl, Matouš; Melánová, Klára; Weiter, Martin; Imramovský, Aleš; Vala, Martin
• Is Part Of: Chemistry. Volume 27:Issue 13(2021)
• Page Start: 4213
• Page End: 4213
• Publication Date: 2021-01-07
• Subjects: crystal engineering -- density functional calculations -- donor–acceptor systems -- fluorescence -- polymorphism; Chemistry -- Periodicals; 540
• DOI: 10.1002/chem.202005274
• Languages: English
• ISSNs: 0947-6539

Abstract

Abstract : Recrystallization of the first polymorph gave rise to a second polymorph, accompanied by a dramatic increase of fluorescence intensity from moderate (5%) red monomer‐type to intense (32%) infrared excimer‐type. More information can be found in the Full Paper by M. Vala et al. on page 4341 .