Subsequently, and while maintaining the supercritical state of the supercritical fluid, the conditions within the reaction chamber are changed to {TAIL ~ the conditions} under which {HEAD ~ the precursor} is relatively reactive 
under
Subsequently , and while maintaining the supercritical state of the supercritical fluid , the conditions within the reaction chamber are changed to { TAIL ~ the conditions } under which { HEAD ~ the precursor } is relatively reactive
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL REL OTH HEAD HEAD HEAD HEAD HEAD HEAD OTH OTH OTH