Daly detector
| Schematic of a Daly detector | |
| Inventor | Norman Richard Daly | 
|---|---|
| Related items | Microchannel plate detector Electron multiplier | 
A Daly detector is a gas-phase ion detector that consists of a metal "doorknob", a scintillator (phosphor screen) and a photomultiplier. It was named after its inventor Norman Richard Daly. Daly detectors are typically used in mass spectrometers.