By the way,  Nicholas Cafarelli explained this to me.

On Wed, Mar 4, 2015 at 12:57 AM, Axil Axil <[email protected]> wrote:

>
> There is no hydrogen plasma or lithium vapor for that matter.  Lithium at
> that pressure will not boil at the temperatures being used.  If you read
> Langmuir's work, you will see that it takes over 2500C for any significant
> hydrogen molecule dissociation, and it would be much hotter still to get a
> hydrogen plasma.
>
>
> https://www.youtube.com/watch?v=6zurHSq4CB4
>
> This video shows how a super critical medium produces nanoparticles from
> dissolved ionic substances when there is a super critical phase transition
> caused by cooling the super critical medium so that the dissolved solids
> nucleate and form nanoparticles. Both dissolved Lithium,
> aluminum, and hydrides will nucleate and form nanoparticle in a cooled
> region of the supercritical hydrogen gas.
>
> On Wed, Mar 4, 2015 at 12:23 AM, Bob Higgins <[email protected]>
> wrote:
>
>> See inline ...
>>
>> On Tue, Mar 3, 2015 at 8:05 PM, Axil Axil <[email protected]> wrote:
>>
>>>
>>>>> A sign that the nickel power is not working is the explosions that are
>>> occurring when the LENR reactions begin in the nano particles produced by
>>> lithium and hydrogen plasma as it cools from the high temperatures over
>>> 1100C.
>>>
>> There is no hydrogen plasma or lithium vapor for that matter.  Lithium at
>> that pressure will not boil at the temperatures being used.  If you read
>> Langmuir's work, you will see that it takes over 2500C for any significant
>> hydrogen molecule dissociation, and it would be much hotter still to get a
>> hydrogen plasma.
>>
>>>
>>>>> Rossi says that his nickel is 5 9s pure.
>>>>>
>>>>        5 9's pure has no bearing on whether the Ni was dissolving.
>>>> The Ni has been seen in EDX (Ed Storms' analysis of MFMP ash) the
>>>> Li-Al-Ni-H     solidified metal encasing the sintered Ni web.  It is
>>>> now known that the Ni dissolves in the liquid Li-Al-H.
>>>>
>>>
>>> There was a hydrogen fire that occurred after the alumina core raptured.
>>> Much the nickel melted because of the extra heat added to the 1057C
>>> temperature where the core failure took place. The fuel was sintered into a
>>> solid block by high heat.
>>>
>>
>> This is completely wrong.  The micrographs of the Ni ash in the MFMP
>> experiment were the same as the Lugano Ni ash.  There was no explosion in
>> the Lugano experiment.  Also, from personal experience, when Ni is heated
>> in H2, it is fully oxide free by 250C and by 300C the sintering of the
>> particles begins.  This happens long before there was ever an explosion.
>> Not only that, but after the explosion, the Ni core was a completely intact
>> molded rod of sintered material.  If you look at the micrographs, it would
>> be impossible to create the sintered 3D web structure found by "melting" of
>> the Ni.
>>
>>>
>>>>>
>>>>>> If the small features of the Ni are not complicit in the LENR, then
>>>>>> it is not clear that size of the starting particles mean very much.
>>>>>>
>>>>>
>>>>> Where is reference to this?
>>>>>
>>>>        The reference is the Lugano report and Ed Storms' micrographs
>>>> of the MFMP ash.  They show the Ni sintered into a 3D web with much larger
>>>> dimensions.  I have personally seen this sintering in my experiments
>>>> with Ni powder in H2 at much lower pressure.  I published a paper showing
>>>> this.  In the gas phase experiments, much of the fine features on the
>>>> carbonyl Ni particles are maintained, sintering at touching edges.
>>>>
>>>
>>> Thanks for this info. I have always thought that placing the fuel in a
>>> pile was a bad idea. The DGT idea of spreading the fuel out in three
>>> dimensions in a scaffold of nickel nanofoam would keep the nickel particles
>>> apart so that they would not sinter together.
>>>
>>
>> In my experience, once you coat your carbonyl Ni particles with a
>> nano-catalyst, the catalyst can prevent substantial sintering into a solid
>> and help leave the Ni porous.  However, the carbonyl Ni particles by
>> themselves don't want to sinter easily into a solid block - they want to
>> sinter into a porous body naturally.
>>
>>>
>>>
>>>> The Ni particles get reduced of their oxide easily by 300C and they
>>>>>> begin sintering into a porous web long before the reaction begins.  Thus,
>>>>>> the starting particle size bears fairly little relation to the powder
>>>>>> configuration at 900C and above.
>>>>>>
>>>>>> There is no oxide. Rossi says that his nickel is 5 9s pure.
>>>>>
>>>>         Chemically that statement, is total crap.  Whether Rossi
>>>> started with 5 9's Ni, it was handled in air so there was an oxide.
>>>> Further, the reactor
>>>>         was sealed with ambient air in it.  The fuel also included
>>>> other ingredients (Fe2O3 for example, more oxygen and iron which is a 
>>>> normal
>>>>         contaminant of Ni.  Another contaminant is carbon because it is
>>>> from a carbonyl process.  The carbon may actually be a catalyst in the
>>>>         end, but it is there in tiny quantities and will be burned out
>>>> of the Ni before 700C.  The Ni oxide is easy to form and easy to remove in
>>>> hot H2.
>>>>         The 5 9's part is irrelevent in the reaction as long there were
>>>> no significant poisons present.  Rossi either used it because he had it or
>>>> used it
>>>>         just to be sure what he started with.
>>>>
>>>
>>> To really know how the chemistry of the fuel evolves with time and
>>> temperature is to run a series of experiments that test the fuel at regular
>>> temperature steps by stopping the experiment at those temperature
>>> snapshots and do an chemical analysis of the fuel as it existed at that
>>> particular temperature.
>>>
>>> This chemical evolutionary process is complicated and experiment is more
>>> determinative than analysis.
>>>
>>
>> In my version of the experiment, I plan to have samples of temperature,
>> pressure, input current and voltage, radiation count and gamma spectrum,
>> and then I will collect the product gas at the end for offline analysis.
>> Of course the Ni ash will also be collected for examination.  This, plus
>> the existing papers on LiAlH4 decomposition will go a long way in
>> understanding what is going on.  I will be able to stop the experiment at
>> any point and gather the gas and analyze the ash.
>>
>>
>

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