What does DPM represent in radiation detection?

DPM represents "Disintegrations Per Minute," which is a critical measurement in radiation detection that quantifies the rate at which radioactive atoms disintegrate or decay. This value is pivotal in understanding the intensity of radiation emitted from a radioactive source, as it indicates how many disintegrations occur within one minute. This measurement is essential in fields like nuclear medicine, radiology, and radiation safety, as it helps professionals assess the level of radioactive activity and ensure proper safety protocols.

Disintegrations Per Minute provides a clear understanding of the radioactive material's activity level, leading to better management of radiation exposure for both patients and healthcare workers. The concept is fundamental in the context of PET imaging and other nuclear medicine practices, where understanding the decay rates of tracers and radiopharmaceuticals directly influences imaging quality and patient safety.