Yes, good point Robin.
BTW, Google is very helpful for this kind of calculations, try Googling:
1e19 MeV per 10 s in kW
Michel

2009/12/5 <mix...@bigpond.com>
>
> In reply to  Michel Jullian's message of Sat, 5 Dec 2009 11:02:45 +0100:
> Hi,
> [snip]
> >For instance, the laser
> >welding nuclear fusion used by Arata and Zhang was only
> >300 watts and generated about 1019 to 1020 particles per 10
> >seconds.
>
> ...as I believe I have pointed out previously, this has to be wrong.
> 1E19 particles / 10 sec = 1E18 / sec. which in turn represents 1E18 reactions 
> /
> sec. If we assume a very modest 1 MeV / nuclear reaction, this equates to a
> power of 160 kW, which I very strongly doubt actually happened.
>
> Regards,
>
> Robin van Spaandonk
>
> http://rvanspaa.freehostia.com/Project.html
>

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