
The synthesis of diamond has been a dream of mankind since the
19th century when it was discovered that diamond is an allotrope
an approach for conversion of the stable form graphite into the
was based on duplicating nature’s method using conditions that are
similar to a great depth within earth, typically pressures of several
gigapascals and temperatures in excess of 1,200°C. The so-called
high-pressure high-temperature (HPHT) method is well employed
in today’s synthetic diamond industry, producing hundr ...