1. Physics: Re: what is dac and mpca? how it is related to curie?, Gerald Gels, Certified Health Physicist Sat Mar 8 00:55:51 2003
2. Chemistry: Re: Why does U238 have a stable nucleus while U236 splits?, Gerald Gels, Staff, Senior Health Physicist, Tetra Tech NUS Corp Thu May 4 00:38:35 2000
3. Physics: Re: Why is an alpha particle harder to deflect than a beta particle?, Gerald Gels, Certified Health Physicist Mon Jun 12 19:57:28 2006
4. Physics: Re: How do i find the amount of beta particles emitted from say a 6mm source??, Gerald Gels, Certified Health Physicist Tue Nov 9 23:43:56 2004
5. Physics: Re: Can nuclear materials release enough energy to move a thing?, Gerald Gels, Certified Health Physicist Fri Nov 28 11:01:40 2003
6. Physics: Re: Where can I find some everyday items that are radioactive?, Gerald Gels, Certified Health Physicist Mon Mar 19 15:01:26 2001
7. Physics: Re: Why are 3-4 individuals able to lift a person with only their fingers?, Gerald Gels, Staff, Senior Health Physicist, Tetra Tech NUS Corp Mon Mar 22 00:17:15 1999
8. Chemistry: Re: what can isotopes be used for?, Gerald Gels, Certified Health Physicist Sat Aug 2 23:48:38 2003
9. Physics: Re: what changes come in radioactive elements when they become stable?, Gerald Gels, Certified Health Physicist Mon Dec 11 15:10:58 2000
10. Chemistry: Re: Is there a substance that will keep radon out of a basement for good?, Gerald Gels, Certified Health Physicist Mon Oct 23 02:01:30 2000
11. physics: Re: Why do droplets of moisture form on the outside of a glass with cold liquid, Gerald Gels, Staff, Senior Health Physicist, Tetra Tech NUS Corp Thu Jul 29 22:26:07 1999
12. Physics: Re: Why does a smoke detector have radioactive material inside it?, Gerald Gels, Certified Health Physicist Mon Nov 13 22:38:16 2000
13. Physics: Re: How is the half life of radioactive elements measured if it's very large?, Gerald Gels, Certified Health Physicist Thu Jun 26 13:37:42 2003
14. Physics: Re: At what point(s) on a parabolic curve is a moving particle a rest?, Gerald Gels, Staff, Senior Health Physicist, Tetra Tech NUS Corp Tue May 18 23:50:45 1999
15. Chemistry: Re: Why does the element Tc not exist in nature? , Gerald Gels, Staff, Senior Health Physicist, Tetra Tech NUS Corp Sun Jul 16 20:06:45 2000
16. Physics: Re: Can Photoelectric beams work underwater and what would the maximum distance, Gerald Gels, Certified Health Physicist Mon Aug 23 15:47:25 2004
17. Physics: Re: black stuff appears on metal when fire., Gerald Gels, Staff, Senior Health Physicist, Tetra Tech NUS Corp Sun Jul 18 21:43:05 1999
18. Physics: Re: What makes the entropic static we see on a TV?, Gerald Gels, Staff, Senior Health Physicist, Tetra Tech NUS Corp Mon Feb 22 23:25:35 1999
19. Environment : Re: Do you know a scientist named Dr. Joe Baumgardner?, Gerald Gels, Certified Health Physicist Mon Oct 8 01:41:17 2001
20. Physics: Re: Is there a limited number of neutrons an atom can have?, Gerald Gels, Staff, Senior Health Physicist, Tetra Tech NUS Corp Mon Feb 28 00:54:04 2000
21. Other: Re: radium glazes and cancer -- fiestaware, watches, and other products, Gerald Gels, Certified Health Physicist Mon Feb 3 10:46:39 2003
22. Physics: Re: Why does my TV collect radioactive dust? , Gerald Gels, Certified Health Physicist Tue Nov 30 14:10:02 2004
23. Physics: Re: How do we analyse radon in the lab without the use of a scanner?, Gerald Gels, Staff, Senior Health Physicist, Tetra Tech NUS Corp Mon Apr 5 22:18:10 1999