Finally, logic causes control apparatus to include and not include respective ones of {HEAD ~ the materials} within {TAIL ~ the beam} in a pre established pattern of time periods which will cause the materials to be deposited on the steps in a series of stacked monolayers 
within
Finally , logic causes control apparatus to include and not include respective ones of { HEAD ~ the materials } within { TAIL ~ the beam } in a pre established pattern of time periods which will cause the materials to be deposited on the steps in a series of stacked monolayers
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH