At 12:05 PM 2/8/5, Frederick Sparber wrote:

>Actually 50 times the minimum is available with a 0.4 millimeter diameter beam
>from a 150 Kev beam at 0.1 amps continuous operation.

Yep, using your 0.1 amps instead of your 3.10e18 electrons per second I get
6.24x10^17 electrons/sec.  So: (6.24x10^17 electrons/sec)/(Pi*(0.02cm)^2) =
4.97x10^20 electrons/(cm^2*s), which is indeed about 50 times the minimum.


If what you suggest, the continuous mode, actually works, it would be a
very good thing.  If yield does increase in proportion to beam intensity
(not an established fact in this case, only a possibility suggested by
Kamada's experiments) it still strikes me as better to run in a pulsed
mode, even if it is a fast cycled pulsed mode, which in practical effect
would  appear to be continuous operation.  If your continuous operation
approach does not work, and confinement time and/or pressure are important
variables to net yield, then breaching at least an outermost confinement
barrier with x-rays still seems to be an approach worth developing.  The
main problem with the pulsed x-ray confinement approach I think is that the
remnants of the confinement structure become neutron radiated ejecta.

Regards,

Horace Heffner          


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