One would not have to use pure Hydrogen; I bet they have identified an H2-Noble Gas mixture that is slow-enough to be safe. You can dissolve most metals in acid and cause them to precipitate as nano-particles. The you would expose it to your gas mixture.
> Date: Sun, 23 Oct 2011 10:57:43 -0400 > Subject: Re: [Vo]:How to make Nickel Nano Powder. > From: hohlr...@gmail.com > To: vortex-l@eskimo.com > > On Sun, Oct 23, 2011 at 9:12 AM, Peter Heckert <peter.heck...@arcor.de> wrote: > > Nickel Nano powder is made like this: > > > > Nickel is oxidized. The nickel oxide is milled. > > The Nickel oxide powder is reduced to nickel in hydrogen athmossphere under > > high pressure and high temperature. > > Why doesnt this sometimes explode? > > It will! Read the safety and risk statements: > > http://www.sigmaaldrich.com/catalog/ProductDetail.do?D7=0&N5=SEARCH_CONCAT_PNO|BRAND_KEY&N4=577995|ALDRICH&N25=0&QS=ON&F=SPEC > > http://goo.gl/vENfr > > Note that AR does not use nanopowder according to his patent ap for > the US. Particle size appears to be on the order of 10 micrometers, > two orders of magnitude larger than this manufacturer's guaranteed > size. > > The curious part to me are the kernels or protrusions on his > particles. If his reaction occurs with IRM at the crystalline > discontinuities, I would think they would be plentiful in this > geometry. > > Of course, all this has been discussed before. Nothing new under the sun. > > T >
