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Old 01-04-2021, 04:06 PM   #8 (permalink)
freebeard
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Harder and more expensive to handle than any other.
It's an engineering challenge. But liquid metallic hydrogen has potential. ...as a rocket fuel.

en.wikipedia.org/wiki/Metallic_hydrogen#As_a_rocket_propellant

Quote:
Originally Posted by DDG
Metallic Hydrogen - Is Hydrogen Metal - Popular Mechanics
https://www.popularmechanics.com/sci...llic-hydrogen/
Scientists have used diamond anvils to compress hydrogen into a form they believe is metallic. In Nature, researchers from the French Alternative Energies and Atomic Energy Commission (CEA)...

NASA - Metallic Hydrogen: A Game Changing Rocket Propellant
Search domain http://www.nasa.gov/offices/oct/earl..._hydrogen.html
Atomic metallic hydrogen, if metastable at ambient pressure and temperature could be used as the most powerful chemical rocket fuel, as the atoms recombine to form molecular hydrogen.

What in the World Is Metallic Hydrogen? | Space
https://www.space.com/39370-what-is-...-hydrogen.html
The big fuss is that metallic hydrogen is not a typical metal. Garden variety metals have that special lattice of ions embedded in a sea of free-floating electrons. But a stripped-down hydrogen...
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