Optically responsive ionogels

Ionic liquids with 4-cyanopyridinium-based cations have been shown to form exceptionally colourful charge-transfer complexes with polyaromatic moleules such as naphthalene....以4-氰基吡啶鎓为阳离子的离子液体（Ionic liquids），已被证实可与萘（naphthalene）等多芳香族分子形成色彩极为鲜明的电荷转移配合物（charge-transfer complexes）。