Yagi, S; Hyodo, Y; Hirose, M; Nakazumi, H; Sakurai, Y; Ajayaghosh, A
(American Chemical Society, 2007)
Alkyl chain tethered bis-squaraines bind to Ca2+ ions through the participation of the negatively charged oxygen of the central cyclobutene moiety to form folded H-type aggregates. The initially formed Ca2+ complex is ...