Definitions
from Wiktionary, Creative Commons Attribution/Share-Alike License.
- noun metrology An
SI unit of power equal to 1015watts .
Etymologies
from Wiktionary, Creative Commons Attribution/Share-Alike License
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Examples
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Livermore researchers detected anti-matter about 10 years ago in experiments on the since-decommissioned Nova "petawatt" laser - about 100 particles.
British Blogs 2008
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Livermore researchers detected anti-matter about 10 years ago in experiments on the since-decommissioned Nova "petawatt" laser - about 100 particles.
Scientific Blogging 2008
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Livermore researchers detected anti-matter about 10 years ago in experiments on the since-decommissioned Nova "petawatt" laser - about 100 particles.
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Livermore researchers detected anti-matter about 10 years ago in experiments on the since-decommissioned Nova "petawatt" laser - about 100 particles.
SpaceRef Top Stories 2008
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A petawatt is 1,000 terawatts Anxiety grows over use of nuclear energy, 24 March, page 29.
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A petawatt is 1,000 times more power than that, and an exawatt is 1,000 times greater than a petawatt.
PhysOrg.com - latest science and technology news stories 2010
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"But when we ran computer simulations using these next generation petawatt (quadrillion watt) strength lasers with a hydrogen-boron fuel, we were shocked to find that it's only 10 times more difficult than deuterium-tritium," he said.
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A petawatt is 1,000 times more power than that, and an exawatt is 1,000 times greater than a petawatt.
PhysOrg.com - latest science and technology news stories 2010
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However, with wavelengths of only 13 nanometers and high radiation intensities of several petawatt per square centimeter something else - at least with some atoms - happens: With xenon, a whole light-wave packet immediately seems to knock out a huge number of internal electrons.
PhysOrg.com - latest science and technology news stories 2009
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Such high energies and short pulse durations allow significant laser powers to be produced with laser-pulse energy approaching the petawatt level - or up to a quadrillion watts.
PhysOrg.com - latest science and technology news stories 2009
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