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