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Cara posted an update 8 years, 2 months ago
Light and crystals… some clues about some of those ancient technologies?
“Light… can be slowed down and even stopped completely by methods that involve trapping the light inside crystals or ultracold clouds of atoms.”Read more at: https://phys.org/news/2018-01-exceptional.html#jCp
The Giza Forum (Legacy)
Closed Archive of The Old Forum
“they show that light stops at “exceptional points,” which are points at which two light modes come together and coalesce, in waveguides that have a certain kind of symmetry.”
“The researchers also expect that this method can be used for other types of waves besides light, such as acoustic waves.”
https://arxiv.org/abs/1709.10172