The detector has a chamber for receiving charged particles generated by {HEAD ~ the interaction} between a particle beam generated by the microscope and {TAIL ~ the sample} 
between
The detector has a chamber for receiving charged particles generated by { HEAD ~ the interaction } between a particle beam generated by the microscope and { TAIL ~ the sample }
OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH OTH HEAD HEAD HEAD HEAD HEAD HEAD REL OTH OTH OTH OTH OTH OTH OTH OTH TAIL TAIL TAIL TAIL TAIL TAIL