As illustrated in FIG 3A, a germanium specimen may be grown from {HEAD ~ silicon substrate} 101 through {TAIL ~ an epitaxial process} to form first silicon layer 102 
As illustrated in FIG 3A , a germanium specimen may be grown from { HEAD ~ silicon substrate } 101 through { TAIL ~ an epitaxial process } to form first silicon layer 102
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH REL TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH