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Sunday, October 27, 2013

Hofstadter Butterfly Effect Observed for the First Time | Physics | Sci-News.com

Hofstadter Butterfly Effect Observed for the First Time | Physics | Sci-News.com

Scientists from Japan and the United States have directly observed
 a rare quantum effect that produces a repeating butterfly-shaped 
energy spectrum first theorized by physicist Douglas Hofstadter in 1976.

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