"If a reaction runs long enough, you would expect the 3He or 4He capture to pile on -- to see increases of 2*3He or 3*3He, for example, in the Ni/H system."
Expect a single and double 3He and single and double 4He decays to form lithium, boron, and beryllium. On Sat, Aug 10, 2013 at 5:16 PM, Eric Walker <eric.wal...@gmail.com> wrote: > On Sat, Aug 10, 2013 at 9:37 AM, Teslaalset > <robbiehobbiesh...@gmail.com>wrote: > > IInteresting analysis of LENR experiments by Norman D. Cook and Valerio >> Dallacasa, presented at ICCF 18. Shifts in isotopic percentages in LENR >> 'fuels'. >> It has some interesting hooks with Rossi's claim on Ni62 being essencial >> and Defkalion menitioning that Ni61 does not participate in Ni-H LENR >> reactions. >> > > Their slides are interesting. I do not know what to make of their FCC > nuclear model. It does not seem to be required for what they are > describing -- it is sort of an appendage that they have taken the > opportunity to insert into their analysis. What was interesting was that > they were able to model the surface isotope transitions, and, by adjusting > a parameter, get good agreement with the SIMS results from Mizuno and Rossi > and with anecdote from Defkalion (perhaps they were using real spectra from > Defkalion for their analysis as well). What stands out in their modeling > is that they were able to get the shifts without neutron capture (they used > proton capture). > > Also, they looked at the question of "unreactive" 61Ni. Apparently one > basis for concluding that 61Ni is unreactive in the Ni/H system is the fact > that its abundance in the SIMS spectra has not been seen to change in those > instances that were analyzed. If this is the basis for the conclusion, I > think it could be mistaken. It is also possible that 61Ni is in the middle > of a series, and that depletion happens at one end of the series and > enrichment at the other, and 61Ni is just a momentary stopping point along > the way. In that case, there would be lots of activity (i.e., 61Ni is > "reactive"), but neither enrichment or depletion at that point. > > I used to be focused on proton capture as the source of isotope shifts, > and on the possibility of the source of energy being the same as the source > of isotope shifts -- that the energy was coming from the Ni+X or Pd+X > reactions. Now I suspect that it is not proton capture (or neutron > capture), but fast 3He and 4He capture. Note that this would also explain > the apparent 2d enrichment noticed by some -- in that case it's just a fast > 4He being absorbed by the nearby lattice nucleus. If a reaction runs long > enough, you would expect the 3He or 4He capture to pile on -- to see > increases of 2*3He or 3*3He, for example, in the Ni/H system. > > No need to mention for the longtimers that this is all just speculation. > > Eric > >
