The measurement of oxygen microcathode currents by means of a field-effect transistor operational amplifier system with digital display.
D000669:Amplifiers, Electronic; D003626:Data Display; D004566:Electrodes; D004581:Electronics; D010100:Oxygen / Q000032:analysis* / Q000097:blood*; D010313:Partial Pressure; D012666:Semiconductors
D010100:Oxygen