It is an advantage of the invention that the boules may be formed into {HEAD ~ wafers} for manufacturing as a non limiting list, III nitride based semiconductor devices , ZnO based semiconductor devices , light emitting diodes , lasers, {TAIL ~ windows}, lenses and beam splitters for high power CO2 lasers 
It is an advantage of the invention that the boules may be formed into { HEAD ~ wafers } for manufacturing as a non limiting list , III nitride based semiconductor devices , ZnO based semiconductor devices , light emitting diodes , lasers , { TAIL ~ windows } , lenses and beam splitters for high power CO2 lasers
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