Eric--

A key question is how easy it is to enrich Ni.  This should be easy to answer.  
Note in my comment I suggested that particular organic Ni compounds may be 
selectively sensitive to tuned laser based on  the isotope they contain and 
hence selective dissociation or other chemical reaction to accomplish 
separation. 

Do you remember when the topic was discussed before.  I would like to review 
that thread.

Bob
  ----- Original Message ----- 
  From: Eric Walker 
  To: vortex-l@eskimo.com 
  Sent: Monday, March 10, 2014 9:04 PM
  Subject: Re: [Vo]:Newly published US20140034116A1 patent application 
regarding LENR


  On Mon, Mar 10, 2014 at 11:43 AM, Bob Cook <frobertc...@hotmail.com> wrote:


    Ni-62 and Ni64 are not a big constituents of natural Ni--Ni-58 is the 
largest at about 68.3%.  However, they both provide about 4.5% of the natural 
Ni isotopes.  Both Ni-62 and Ni-64 would transmute to stable Cu -63 and Cu-65 
upon absorption of a proton. There may be no gammas emitted.  On the other hand 
transmutation of Ni-58 to Cu-59 would likely involve gammas (maybe as high as 
1.3 Mev associated with Cu-59 decay to Ni-59 which itself is radioactive with 
no direct gamma emission, only positron emission with its subsequent 
annililation with an electron producing the .51 Mev back to back gammas.



  I'm wondering about three things that might mitigate the detection of 
penetrating radiation.  First would be successful enrichment to 62Ni and 64Ni 
to a high degree.  Second would be the possibility that 62Ni and 64Ni are 
special and participate in the reaction in a way that other isotopes of nickel 
do not (recall that this was a topic of discussion for many weeks at one 
point).  Third is the possibility that in recent cases where there was a 
vigorous NiH reaction and someone there to detect radiation (e.g., the recent 
Elforsk test), perhaps the detector was not configured to detect at levels that 
would have been relevant.


  Eric

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