Complex sentence: Another advantage over VTE is the uniformity in evaporation rate this is because the carrier gas becomes saturated with the vapors of the organic material coming out of the source and then move towards the cooled substrate, Fig6 (b).
Split into simpler sentences: Another advantage over VTE is the uniformity in evaporation rate. This occurs because the carrier gas becomes saturated with the vapors of the organic material coming out of the source and then moves towards the cooled substrate, Fig6 (b).