[extropy-chat] LASER: DARPA's HELLADS small laser weapon makes headway

[Dirk Bruere]

On 9/2/05, Mike Lorrey <mlorrey at yahoo.com> wrote:
> 
> 
> 
> --- Dirk Bruere <dirk.bruere at gmail.com> wrote:>
> > Well, the 100kW aint it.
> > I've worked on lasers putting out 1kW onto 10 mm square carbon fibre
> > mat and it does zilch. Dry hardwood is almost as good.
> > Now work out the power density of the 100kW laser compared to beam
> > size on target.
> 
> 100 kW is qualitatively different from 1 kW just as a microwave oven is
> different from a radar gun.
> 
> The power density is identical between what I tested and a 100kW beam with 
a width of approx 12cm
No new phenomena.

Dirk
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