Controllable π–π coupling of intramolecular dimer models in aggregated states
Qiuyan Liao, Aisen Li, Arui Huang, Jiaqiang Wang, Kai Chang, H.N. Li, Peng-Fei Yao, Cheng Zhong, Peidong Xie, Jinfeng Wang, Zhen Li, Qianqian Li
Abstract
In situ regulation of π–π coupling was realized with the combination of rigid intramolecular dimer models and external stimuli, mainly due to the balance of π–π and solvent–π interactions. The results establish the quantitative relationship between emission properties and π–π distances.
Topics & Concepts
Intramolecular forceDimerCoupling (piping)ChemistryChemical physicsMaterials scienceStereochemistryOrganic chemistryMetallurgyLuminescence and Fluorescent MaterialsMolecular Sensors and Ion DetectionSynthesis and Properties of Aromatic Compounds