Research Article
Effect of Photomultiplier Tube Voltage on the Performance of Sealed NaI (Tl) Scintillator Detectors
Table 2
The measurement results of the energy spectrum.
| Voltage (V) | Peak channels 2 inch 1 cm | Peak channels 2 inch 5 cm | Peak channels 2 inch 10 cm |
| 525 | 102.00 | 117.00 | 106.00 | 535 | 120.00 | 133.00 | 124.00 | 545 | 137.00 | 151.00 | 162.00 | 555 | 156.00 | 171.00 | 183.00 | 565 | 178.00 | 194.00 | 207.00 | 575 | 203.00 | 222.00 | 235.00 | 585 | 228.00 | 250.00 | 277.00 | 595 | 257.00 | 281.00 | 301.00 | 605 | 290.00 | 316.00 | 336.00 | 615 | 335.00 | 354.00 | 377.00 | 625 | 377.00 | 399.00 | 386.00 | 635 | 421.00 | 447.00 | 415.00 | 645 | 470.00 | 498.00 | 455.00 | 650 | 495.00 | 524.00 | 490.00 |
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