Detective quantum efficiency (DQE)

From Online Dictionary of Crystallography

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The detective quantum efficiency (DQE) may be defined as the squared ratio of the output signal-to-noise ratio to the input signal-to-noise ratio, expressed as a percentage. A detector’s DQE is generally less than 100% because there is always detector noise and not every photon is detected.
The detective quantum efficiency (DQE) may be defined as the squared ratio of the output signal-to-noise ratio to the input signal-to-noise ratio, expressed as a percentage. A detector’s DQE is generally less than 100% because there is always detector noise and not every photon is detected.
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[[Category: X-rays]]

Latest revision as of 15:35, 10 October 2017

The detective quantum efficiency (DQE) may be defined as the squared ratio of the output signal-to-noise ratio to the input signal-to-noise ratio, expressed as a percentage. A detector’s DQE is generally less than 100% because there is always detector noise and not every photon is detected.