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Article #784Re: Near abs. 0 for $350
From: Tom Schneider
Date: Tue, 11 Jun 1991 22:04
Date: Tue, 11 Jun 1991 22:04
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In article <Jun.10.21.24.58.1991.17976@planchet.rutgers.edu) dietz@cs.rochester.edu (Paul Dietz) writes: ... ) Similarly, radioactive decay should also be accelerated by this effect ) if the decayed atom were to be added to an already large ) bose-condensed collection of identical atoms or ions. This is true ) even for non-electromagnetic decays, since there is nothing that says ) the boson must be a photon. ) One would have to arrange it so that the addition of the decayed atom ) to the bose-condensed state is allowed kinematically; i.e., recoil ) would have to be countered or the decay would have to involve two or ) more particles (for example, beta decay with the electron and neutrino ) emitted with equal but opposite momenta). This is a serious problem, ) since the energy of the bose-condensed atoms will be extremely small, ) on the order 10^-10 eV or less. That will lead to a very large ) reduction in the rate of the transition, since most decays would send ) the decayed atom into some other state. However, "n" is potentially ) very large. ) It would be interesting indeed if a practical means could be found to ) accelerate radioactive decay. ) ) Paul F. Dietz ) dietz@cs.rochester.edu There is a nice story about this possibility in the July 1991 issue of Analog, "Ode to Joy" by Dean McLaughlin. Tom Schneider National Cancer Institute Laboratory of Mathematical Biology Frederick, Maryland 21702-1201 toms@ncifcrf.gov
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arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!mips!dimacs.rutgers.edu!aramis.rutgers.edu!planchet.rutgers.edu!nanotechShow Full Headers
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Path: arc1-ca.pugleaf.net!utzoo!utgpu!news-server.csri.toronto.edu!rpi!zaphod.mps.ohio-state.edu!mips!dimacs.rutgers.edu!aramis.rutgers.edu!planchet.rutgers.edu!nanotech From: toms@fcs260c2.ncifcrf.gov (Tom Schneider) Newsgroups: sci.nanotech Subject: Re: Near abs. 0 for $350 Message-ID: <Jun.11.18.04.16.1991.27731@planchet.rutgers.edu> Date: 11 Jun 91 22:04:17 GMT Sender: nanotech@planchet.rutgers.edu Organization: NCI Supercomputer Facility, Frederick, MD Lines: 36 Approved: nanotech@aramis.rutgers.edu