Since I have just submitted a short paper on this, I'd like to explain how I think cold fusion might be happening. The following makes a nice story, but still could be wrong. We'll see. It is also dangerous ground, but it is necessary to keep pushing into such territory, because that is where the new physics is (partly because very few people have dared to go there yet).
I've been thinking about LENR (ie: cold fusion) since before Christmas, ever since Bob McIntyre on twitter noted that my earlier paper on quantised inertia and the proton radius anomaly [ref 1 below] might apply to it. It is also pretty clear that QI predicts that an earlier, much smaller, universe would have been hotter [ref 2] and you can see this without QI, simply from the uncertainty principle: dp.dx>hbar, where hbar is the reduced Planck's constant. If you shrink the 'known space' of an object (dx), then its uncertainty in momentum must increase, and therefore its temperature.
I've been reading a lot of Ed Storms' papers and the comment he made that impressed me was that the common factor in all the successful LENR experiments are nanoscale cracks or gaps in the palladium or other metals. In my space- and horizon-obsessed mind these are just mini-universes. See the schematic below of a crack (the white area) inside an area of red-hot palladium metal.
Coming back to the uncertainty principle: in cracks, the uncertainty in position (dx) is small, so dp and hence the temperature of the walls must be high (the red area). For the nanoscale cracks in palladium, the predicted temperature is still not hot enough for fusion, which needs temperatures of 100 MK, but recently I was cooking soup and noticed that the walls of the pan were hot and the soup was moving towards the centre. This is a different convective process, but it gave me the idea that the crack walls might be radiatively pushing the deuterons together (see the red arrows in the schematic). I've scribbled through the maths and it turns out that if the cracks are smaller than 86 nm, then the crack's walls are hot enough, and the radiation pressure, is strong enough to push the positively-charged deuterons together over their mutual repulsion and cause fusion. It might also account for sonoluminescence: light emission from small bubbles. So what do you think? Physics from the kitchen?
(Note: Argh! I have found an error in my derivation :( Thank goodness for dimensional analysis, so I will leave this blog entry here to record my blunder, and get back to the drawing board. Apologies. Correction No.2: I've decided now it was right all along, so have resubmitted it.).
(Note: Argh! I have found an error in my derivation :( Thank goodness for dimensional analysis, so I will leave this blog entry here to record my blunder, and get back to the drawing board. Apologies. Correction No.2: I've decided now it was right all along, so have resubmitted it.).
References
McCulloch, M.E., 2017. The proton radius anomaly from the sheltering of Unruh radiation. Progress in Physics, 13, 2, 100-101. Link
McCulloch, M.E., 2014. A toy cosmology using a Hubble-scale Casimir effect. Galaxies, 2, 81-88. Link
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