Self-assembly of organic molecules in aqueous solutions is governed by a delicate entropy/enthalpy balance. Even small changes in their intermolecular interactions can cause critical changes in the structure of the aggregates and their spectral properties. The experimental results reported here demonstrate that protonated cations of acridine orange. acridine. https://www.roneverhart.com/Black-flower-Reversable-Tote-Bag-E05728-FRS-RB0/