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Tag: Joerg Baumgartl

Light Throws a Curve Ball

by on Oct.21, 2008, under Optics

Light curving a path for particles

Imagine shining a torch on a wall of a large dark room. The further away from the wall you are the larger and dimmer the circle of light will be. A normal light source spreads out with distance, an effect known as diffraction. A coherent light source, such as a laser pointer, diffracts considerably less. […]

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