The substrate is bombarded with {HEAD ~ the ionized particles} to form carbon nitrides with {TAIL ~ variable / ratios}, referred to as CNx 
The substrate is bombarded with { HEAD ~ the ionized particles } to form carbon nitrides with { TAIL ~ variable / ratios } , referred to as CNx
OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH