Count Rumford vindicated? Harry
On Fri, May 19, 2017 at 2:14 PM, Jones Beene <[email protected]> wrote: > Terry Blanton wrote: > > > Jones Beene wrote: >> >> "Self cooling" is an interesting proposition. It may not be as exciting >> as excess heating, but many new uses would be expected to materialize if it >> can be engineered efficiently. There is a certain kind of semantic >> compatibility between "self-cooling" and Dirac's "sea of negative energy" >> which could be no accident. >> > > You're threatening Feynman's Nobel. 🤓 > > > Well, there's a twist here, since Feynman thought the "Principle of Least > Action" was fundamental and in fact wrote his PhD thesis on the subject. > That Principle can be interpreted as supporting a general concept of "deep > cooling" in the Dirac perspective of the vacuum being an infinite sea of > accessible negative energy. The key word being "accessible." > > If nature has provided us with a bottomless heat sink, or free-cold so to > speak, then a lot of time has been wasted by inventors looking for > free-heat. At the other end of the spectrum, Doppler cooling and laser > cooling point to the emerging possibility that a heat sink can be active, > allowing energy to be extracted from "cold"... or at least from ambient. > >
