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I'd like to open an account https://euredski.hr/stmap_42gei21.html facmed-univ-oran.dz  “Most of the properties of light we know about originate from the fact that photons are massless, and that they do not interact with each other,” said Mikhail Lukin, a professor of physics at Harvard, in a statement. “What we have done is create a special type of medium in which photons interact with each other so strongly that they begin to act as though they have mass, and they bind together to form molecules.”
Billy 2020-04-10 20:59:22

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