423650.fig.001a
(a)
423650.fig.001b
(b)
423650.fig.001c
(c)
423650.fig.001d
(d)
Figure 1: Optical textures of ((S)-(-)-2-methylbutyl 4′-(4-n-alkanoyloxybenzoyloxy) biphenyl-4-carboxylates (where )) liquid crystal. (a) SmecticC* phase, (b) smecticC* phase (grey colour), (c) smecticA phase, and (d) smecticA phase (grey colour).