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FAQs for Gamma and X-Ray Sensors

1. What technology are SemeaTech gamma sensors based on, and how do they compare to Geiger-Müller gamma sensors?
2. Can SemeaTech gamma sensors operate underwater, and are they waterproof?
3. Can Gamma Sensors Detect and Reliably Measure Lower Energy from 15 keV?
4. What is the typical lifespan of SemeaTech gamma sensors?
5. Does SemeaTech gamma sensor lifespan refer to the manufacturing date?
6. Is there any risk that SemeaTech gamma sensors could become a radiation source after exposure to radioactive materials during operation?
7. What radiation source does SemeaTech use to test gamma sensors?
8. What is the relationship between radiation intensity and energy?
9. What best practices and safety precautions should be followed while handling radioactive materials during testing to ensure safety and compliance?
10. Does the gamma sensor have a preferred direction of irradiation?
11. How are the wires internally connected to the gamma sensor?
12. Does temperature affect SemeaTech gamma sensor outputs? If yes, what is the calibration procedure?
13. Are SemeaTech gamma sensors calibrated?
14. If SemeaTech gamma sensors are not calibrated during manufacturing, what methods are recommended to verify their functionality?
15. Why do background counts sometimes exceed expectations, and how can noise be screened out?
16. Why is there sometimes a significant variation between sensors?
17. How do vibrations and Electromagnetic (EMI) Interference impact SemeaTech gamma sensor performance?
18. Does SemeaTech have data on how the gamma sensors perform under various ESD or EMC conditions?
19. What are the recommendations to mitigate Electromagnetic Interference (EMI) on SemeaTech gamma sensors?
20. Do gamma sensors have energy compensation?
21. What is T90/Response Time and baseline (μR/h)) of the gamma sensor?
22. If the gamma sensor is struck during operation, is there a corresponding effect? How can this be resolved?
23. What does the unit microsievert (µSv) represent, and how does it relate to gamma energy and pulse counts?
24. If Sv includes both counts and energy, does changing isotopes affect the dose measurement?
25. Why are radioactive sources typically specified in units like GBq or mCi instead of Sv or Gy?
26. How do pulse counts from an oscilloscope relate to radiation dose?