Research Article

Energy Calibration and Inverse-Square Law of Radiation in Gamma-Ray Measurement Using a Scintillation Detector for Laboratory Experiments

Figure 8

Typical lines of the least-squares fit with the modified inverse-square function of equation (4) to experimental data of K from 2 to 48 cm for 137Cs (a) and 60Co (b). Experimental statistical errors of K are within the symbols.
(a)
(b)