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Cs and atomic clock
In first half of this year, I think it was in Physical Review, scientist built the more precise atom ... |
9-11-2006 at 05:46
by: allbatros |
Cs and atomic clock
Do you know that the isotope Cs-137 used for atomick clock (the freuqency of Cs-137)?
What u thin ... |
8-11-2006 at 13:11
by: allbatros |
Poll: What is YOUR level of education??
I'm in highschool, but interested more in physics than chemistry   |
8-11-2006 at 13:04
by: allbatros |
