Ionization Chambers and Counters |
Contents
cylinder ionization chamber p 96 4 20 Pulse differentiation in propor | 4 |
CHAPTER II | 6 |
7 13 The dead time and recovery time p 206 7 14 The depend | 7 |
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Common terms and phrases
a-particles accurate alcohol amplifier argon assumed atoms avalanche behaviour bias curve calculation cathode clipping cm./sec coaxial cylinder chamber coincidence collecting electrode collision considerable constant counting rate current chambers depends devices differentiation diffusion discharge discussed distribution drift velocity effect electron avalanches electron capture electron collection electron mobility electronegative fast field formed function gas amplification Geiger counter geometry give given Green's theorem gridded chamber heavy negative ions hydrogen important impurity increase initial electrons initial ionization insulators ion pairs ionization chamber ionization potential ionizing particle log b/a loss maximum measured mobility molecules neutron noble gas number of ion parallel-plate chamber particle energy plateau polonium positive ions positive-ion potential pressure probability proportional counter proton pulse height pulse profile range range-energy relation ratio seen sheath shown in fig space charge spurious stopping power straggling t₁ tion track usually V-Vs velocity voltage wire wire chamber X/p values