About 60% of the seed surface area was exposed to the plasma for surface modification as rest of the seed surface area was not exposed to plasma due to being in-contact with the tray (sample holder) when the tray was placed on the sample holder.
About 60% of the seedsurface area was exposed to the plasma for surfacemodification as rest of the seed surface area wasnot exposed to plasma due to being in-contact withthe tray (sample holder) when the tray was placedon the sample holder.