Similarly, at a constant growth temperature and V:III ratio, increasing the growth rate alters {HEAD ~ the surface morphology} from a smooth pit free surface to a pitted surface and eventually to {TAIL ~ a polycrystalline morphology} 
eventually to
Similarly , at a constant growth temperature and V : III ratio , increasing the growth rate alters { HEAD ~ the surface morphology } from a smooth pit free surface to a pitted surface and eventually to { TAIL ~ a polycrystalline morphology }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL