Negative refraction of light using atoms instead of metamaterials
For the first time, scientists have demonstrated that negative refraction can be achieved using atomic arrays - without the ...
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Refraction of light Refractive index
The speed of light is determined by the medium (material) through which the light is travelling. Light travels faster in a vacuum than it does in any other medium. Light changes speed as it passes ...
Physicists Unlock a New Way to Bend Light, Bringing Superlenses and Cloaking Closer to Reality
Scientists have found a way to achieve negative refraction—where light bends the "wrong" way—using carefully arranged atomic ...
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Refraction and angle of incidence
When a ray of light is incident ... incident at any other angle, the ray changes direction as it refracts. The dotted line is the normal (perpendicular) to the surface. In refraction calculations ...