Sony, university make blue-violet laser for 1TB Blu-ray disc
July 23rd, 2010 link to (permalink)
Researchers at Sony together with those at Japan's Tohoku University said they have developed a blue-violet laser that can create 1TB Blu-ray discs. The ultrafast pulsed semiconductor laser has a laser wavelength of 405 nanometers and can generate optical pulses just the picoseconds in duration.
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