A stack effluent radioisotope monitor
R. A. Harvey, Hanford Atomic Products Operation. Physics and Instruments Research and Development Operation, Hanford Works, U.S. Atomic Energy Commission, United States. Energy Research and Development Administration, United States. National Bureau of Standards. Fracture and Deformation Division, United States. Dept. of Energy. Office of Fusion Energy, United States. National Bureau of Standards
U.S. Atomic Energy Commission, 1958 - Nuclear counters - 34 pages
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12AT7 univibrator 25-microfarad capacitor 6AK5 cathode follower amplitude Anode approximately beta amplifier beta channel beta detector beta particles channels of information Circuit Register Driver clamping circuits collected Commission computer integrators computing section different radioisotopes Disc discriminator circuits Driver Circuit Register EFFLUENT RADIOISOTOPE MONITOR emission rates equations experimental instrument Figure 14 FIGURE 17 filament filter sampler filter tape four channels four radioisotopes Gamma Amplifier gamma detector gamma rays I—I ft independent variables input pulse integrator capacitor integrator output integrator testing circuit isotope laboratory analyses Lucite measure and record measured information number of pulses output pulse output signal output voltage photocathodes Positive pulses produced radiation radioisotope emission Recorder and Registers register and recorder Register Driver Circuit relay contacts resistor ruthenium scintillation detectors scrubber sampler scrubber solution shown in Figure sodium hydroxide Stack Effluent Monitor thyratron total number triode twelve-hundred-foot coaxial cables vacuum-tube voltmeter circuit volts