Article from the website sciencealert.com.au.
A solar thermal test plant in Newcastle, Australia, has generated “supercritical” steam at a pressure of 23.5 MPa (3400 psi) and 570°C (1,058°F).
CSIRO is claiming it as a world record, and it’s a HUGE step for solar thermal energy.
"It's like breaking the sound barrier; this step change proves solar has the potential to compete with the peak performance capabilities of fossil fuel sources," Dr Alex Wonhas, CSIRO’s Energy Director, told Colin Jeffrey for Gizmag.
Click on this link to read more http://sciencealert.com.au/news/20140506-25618.html.