{HEAD ~ Passivation layers} are formed and grow on {TAIL ~ the surfaces} of the walls formed between the plurality of micro passageways, thereby forming the bodies 
{ HEAD ~ Passivation layers } are formed and grow on { TAIL ~ the surfaces } of the walls formed between the plurality of micro passageways , thereby forming the bodies
HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH REL REL TAIL TAIL TAIL TAIL TAIL TAIL OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH