Re: principle of heat pipe? was Brazing of tungsten

["Tesla list" <tesla-at-pupman-dot-com>]

Original poster: "by way of Terry Fritz <twftesla-at-qwest-dot-net>" <Hollmike-at-aol-dot-com>

I have read about a mixture of potassium and sodium metals or even just 
sodium metal alone.  I think there would be some difficulty in making a heat 
pipe at home just because these metals are so reactive.  Not sure I'd care to 
try this. 
Mike 



>
> What is the principle of the heat pipe?  Is there a liquid metal 
> inside or something that helps transfer the heat?  Can these 
> heat pipes be easily home-made? 
>
> Thanks 
> John Freau 
>
> I