Highly porous, ultra-low refractive index coatings produced through random packing of silicated cellulose nanocrystals. - Buskens, Pascal; Mourad, Maurice; Meulendijks, Nicole; van Ee, Renz; Burghoorn, Marieke; Verheijen, Marcel; van Veldhoven, Emile (Colloids & Surfaces A: Physicochemical & Engineering Aspects, 2015)