Diamonds form deep within the Earth's mantle, around 250 kilometers below the surface, where immense pressure (up to 10 GPa) and temperatures (around 2,200 °C) compress carbon into diamonds over ...
Growth of diamond in liquid metal alloy under 1 atmosphere pressure. (a) A photo showing the as-grown diamond on the solidified liquid metal surface. (b) An optical image of the as-grown continuous ...
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