In reply to  Russ's message of Mon, 21 May 2018 06:37:55 +0100:
Hi Russ,
[snip]
>Might you point to a reference where the mass of neutrons in deuterium vs.
>other nuclides is said to be different.

Just calculate, or look up, the per nucleon mass, for several nuclei. If the
difference is not due to difference in mass of the constituent particles, then
to what would you ascribe it?


>
>-----Original Message-----
>From: mix...@bigpond.com <mix...@bigpond.com> 
>Sent: Sunday, May 20, 2018 10:56 PM
>To: vortex-l@eskimo.com
>Subject: Re: [Vo]:The PP fusion reaction in LENR
>
>In reply to  Axil Axil's message of Sun, 20 May 2018 15:10:28 -0400:
>Hi,
>[snip]
>> The proton proton (PP) fusion reaction is the most enigmatic nuclear 
>>reaction that you will ever run across. This reaction has concerned me 
>>a lot and still confuses me.
>>
>>https://en.wikipedia.org/wi...
>>
>>Proton-proton chain reaction
>>
>>
>>
>>The PP reaction should not occur, but it is said to occur as the power 
>>source of the Sun as well as all the other stars because there is so 
>>much hydrogen involved in the energy cycle of the Sun.
>>
>>"In the Sun, deuterium-producing events are rare. Diprotons are the 
>>much more common result of proton-proton reactions within the star, and 
>>diprotons almost immediately decay back into two protons. Since the 
>>conversion of hydrogen to helium is slow, the complete conversion of 
>>the hydrogen in the core of the Sun is calculated to take more than 
>>10^10 (ten
>>billion) years."
>>
>>The PP reaction should be impossible to happen here on earth, but there 
>>is evidence that helium is being generated in all sorts of LENR 
>>systems. Why does LENR make PP fusion possible or possible very likely to
>occur?
>
>The PP reaction probably doesn't happen here on Earth. The neutron in
>Deuterium is quite heavy compared to the neutrons in other nuclei. In short,
>when a proton converts to a neutron inside another nucleus much less energy
>has to be found, so it can happen much faster.
>IMO that's why the half lives of beta+ decay reactions for isotopes heavier
>that D are much shorter than for the PP reaction.
>[snip]
>Regards,
>
>
>Robin van Spaandonk
>
>local asymmetry = temporary success
>
Regards,


Robin van Spaandonk

local asymmetry = temporary success

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