MBE apparatus and methods are employed for disclosure purposes only because that is {HEAD ~ the equipment} employed by {TAIL ~ the inventors herein} in their experiments that lead to the present invention 
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MBE apparatus and methods are employed for disclosure purposes only because that is { HEAD ~ the equipment } employed by { TAIL ~ the inventors herein } in their experiments that lead to the present invention
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH