Remember this post? http://phys.org/news/2012-12-hot-electrons-impossible-catalytic-chemistry.html
Hot electrons do the impossible... A spark produces hot electrons and therefore fuel for the reaction. On Fri, Jun 21, 2013 at 11:08 AM, David Roberson <dlrober...@aol.com> wrote: > It has appeared that Rossi's ECAT and DGT's device are animals of a > different species. I have modeled the ECAT and find that the COP of 6 > seems to be a consequence of the fact that he uses heat to control the > generation of additional heat in a positive feedback manner. Attempting to > achieve a COP that is much higher would be difficult while maintaining > control and avoiding thermal run away. I have previously spoken of some > possible active cooling techniques that might enable better performance, > but it is not obvious how well they would work under the influence of the > positive feedback built into the device. > > DGT, on the other hand appears to be using some form of hydrogen > ionization by means of a spark to effectively starve the fuel supplied to > the active metal surface. I think of this as similar to a throttle in a > gasoline engine that adjusts the amount of fuel fed into the cylinders. It > seems logical to consider the control afforded by the DGT method as being > superior unless other issues arise that complicate the behavior. There has > been little data available from the DGT testing which can be analyzed in an > attempt to answer these concerns. For instance, does the spark process > lead to problems of operational lifetimes? Also, how much complexity is > forced upon the users of such a system when compared to one of Rossi's > design? Many additional questions can be asked since little has been > revealed. > > One issue came into my thoughts today as I pondered an idea. The concept > is based upon the way that energy is released during an LENR process. I > visualize it as being either a parallel or a series release of the total > energy for each net reaction. Ed's theory implies that the energy is being > released in a series form where one photon after the next is radiated from > the NAE and into the material. The other general type of operation > suggests that an emission from a more or less entangled group of active > components radiate the energy as a group in parallel. There has not be > sufficient information available to determine exactly which process is the > main one at this point, but they all share one common ingredient which is > that energy is released in relatively large blocks. > > The common link is that each of the concepts end up generating a large > number of moderate level energy blocks. My questions surround the > interaction of these photons with the hydrogen gas that is always present > and in contact with the metal surfaces. Would we expect the energy quanta > being released to ionize the nearby gas in either of the systems? If it in > fact does achieve this goal, then is this process not what DGT needs for > their device to function properly? Why does the release of energy from the > reaction not supplement that from their spark system and hence lead to > additional reactions? Perhaps this does occur and could result in thermal > run away of their unit. > > Then, with Rossi's ECAT it is obvious to ask whether or not a > hydrogen ionization process might also be in effect leading to the thermal > runaway danger as well as the basic operation of his positive feedback > enhancement. Perhaps this is why the material gets into the act to such a > large degree with the ECAT design. Rossi may be modifying the behavior of > the ionization of the nearby hydrogen gas surrounding his active sites by > some form of tuning of the particle sizes or other accidental features. > Could his catalysis offer assistance in this manner? > > Do we detect a similarity between the ECAT and the DGT device that > demonstrates the level of energy being emitted that can be used to improve > our understanding of the processes? Do we expect hydrogen ionization to > occur as a result of internal radiation? Would energy released in the form > of heat of mechanical atom motion ionize the gas? What can be learned by > comparing DGT to Rossi? > > Dave >
