phenomenon serving as a basis of a measurement
phenomenon serving as a basis of a measurement
EXAMPLE 1 Thermoelectric effect applied to the measurement of temperature.
EXAMPLE 2 Energy absorption applied to the measurement of amount-of-substance concentration.
EXAMPLE 3 Lowering of the concentration of glucose in blood in a fasting rabbit applied to the measurement of insulin concentration in a preparation.
NOTE The phenomenon can be of a physical, chemical, or biological nature.