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World’s highest-energy laser begins operating

The US National Ignition Facility will deliver at least 60 times more energy than any previous laser system – it may create mini-stars powered by nuclear fusion

Slices of a potassium dihydrogen phosphate (KDP) crystal will be used to convert the laser light from infrared light to ultraviolet wavelengths Slices of a potassium dihydrogen phosphate (KDP) crystal will be used to convert the laser light from infrared light to ultraviolet wavelengths

Click here to see a slide show of the technology behind the National Ignition Facility, which has been 15 years in the making

In early April, the $3.5 billion in Livermore, California, was given the green light to begin a series of experiments. Researchers hope they will culminate in the first ever self-sustained, stable fusion reaction that will release many times more energy than the energy used to trigger the reaction. The stadium-sized facility will train 192 laser beams on tiny targets, producing pressures and temperatures that could illuminate the interiors of giant planets and pave the way to the first fusion reactors.

Click here to see a slide show of the technology behind the National Ignition Facility, which has been 15 years in the making

Topics: Energy and fuels