A Time-of-flight Mass Spectrometer for Studies of Ions Produced by Simulated Micrometeoroid Impact |
Common terms and phrases
100 ions/pulse A V(ACC accelerating potential BIAS Block diagram calibration carbonyl iron cathode charge collector charged microparticle CONTROL GRID DEFLECTING VOLTAGE deflection plates DELAY LINE digital data handling dynode E(ACC Einzel lens electron multiplier Electronics Research Center Flight time measurement focus voltage free electrons gain grounded grid Hypervelocity microparticles impact ionization phenomena impact of hypervelocity impact particle kinematics increased from 250 ion detector ION TRAJECTORY DEFLECTION ion transmission efficiency ionic species ions produced main tube measure the flight meteor spectra meteoroid MPPHA MULTIPARAMETER PULSE HEIGHT oscilloscope OUTPUT OF CHARGE output pulses peak Performing Organization possible to detect PREAMP preamplifier pulse induced readout resolution to 500 SCOPE STOP SIGNAL screen in front side arm SIMULATED MICROMETEOROID IMPACTS Sounding Rocket spectrometer varies techniques thermal ion source time-of-flight mass spectrometer TOF spectrometer total charge TPHC output TRANSMISSION EFFICIENCY PERCENT TRW SYSTEMS vapor Walter and Anthony x-parameter ion flight y-input