{HEAD ~ The quartz substrate} is cut from a crystal and has {TAIL ~ an orientation} with reduced birefringence 
has
{ HEAD ~ The quartz substrate } is cut from a crystal and has { TAIL ~ an orientation } with reduced birefringence
HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH OTH REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH