Glossary
Noble gases analysis by static mass spectrometry Theory and instrumentation

Aliquot of gas; Aliquote d'un gaz

Quantity of gas, generally known, introduced into an enclosure.

Background noise; Baseline

Electrical signal generated by a collector in the absence of a harness.

Relative standard deviation (RSD); Écart type relatif (RSD)

Ratio between the standard deviation δ and the mean of a population of data, expressed in percent.

Extraction (%) ; Extraction (%)

Voltage ratio, expressed in percent, between the average of the voltages U₁ and U₂ applied to the source half-plates and the voltage U applied to the defining slot.

Interférence isobarique; Isobaric interference

An isobaric interference is a mono- or poly-charged atomic or molecular species whose mass-to-charge ratio is close to the mass-to-charge ratio of the isotope being measured.

Accuracy

Ability of a device to give...