Figure 2
From: Controlled Growth of Rubrene Nanowires by Eutectic Melt Crystallization

Morphological evolution of rubrene by eutectic melt crystallization depending on the composition: (a) fBA = 0.6, (b) fBA = 0.8, and (c) fBA = 0.9. The temperature was abruptly cooled from 130 °C to 25 °C.