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How do you make the perfect lens?

1:31

Chris Phillips describes how physicists are overcoming the diffraction limit

International Year of Light 2015

2015 is the International Year of Light and Light-based Technologies (IYL 2015), as declared by the United Nations.

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What is a frequency comb?

Paul Williams provides an accessible introduction to optical frequency combs

What is a frequency comb?
Paul Williams provides an accessible introduction to optical frequency combs
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Can we make objects invisible?

Martin McCall on how science is beginning to imitate fantasy

Can we make objects invisible?
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How do we see beneath the surface of tissue with light?

Bruce Tromberg describes the techniques for seeing beneath skin

How do we see beneath the surface of tissue with light?
Bruce Tromberg describes the techniques for seeing beneath skin
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How can quantum techniques improve the efficiency of solar cells?

Chris Phillips describes a novel approach to capturing sunlight

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Chris Phillips describes a novel approach to capturing sunlight
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