Longest-Lived Atomic State Measured Planetary nebula NGC3918, shown here, is a rare enough environment that atoms refrain from colliding long enough that scientists on Earth can study the spontaneous decay of atoms in very long-lived states.
Longest-Lived Atomic State Measured
Planetary nebula NGC3918, shown here, is a rare enough environment that atoms refrain from colliding long enough that scientists on Earth can study the spontaneous decay of atoms in very long-lived states.
Reported by: Brage et al., Physical Review Letters, tent. 16 December 2002. Associated Physics News Update
Reported by: Brage et al., Physical Review Letters, tent. 16 December 2002.
Associated Physics News Update
