BODIPY star-shaped molecules as solid state colour converters for visible light communications by Chun, H, O'Brien, D, Faulkner, G, Vithanage, D, Manousiadis, P, Sajjad, M, Rajbhandari, S, Orofino, C, Cortizo-Lacalle, D, Kanibolotsky, A, Findlay, N, Faulkner, G, Skabara, P, Samuel, I, Turnbull, G