New lens device will shrink huge light waves to pinpoints

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Picture is a color-coded plot of the electromagnetic field. The device or plate is at the left edge of the picture. Focusing is clearly seen at the horizontal axis value of seven. Credit: Roberto Merlin
Picture is a color-coded plot of the electromagnetic field. The device, or plate, is at the left edge of the picture. Focusing is clearly seen at the horizontal axis value of seven. Credit: Roberto Merlin

Manipulating light waves, or electromagnetic radiation, has led to many technologies, from cameras to lasers to medical imaging machines that can see inside the human body.


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All News summaries for July 12, 2007

The Lightness of Electrons in a Twisting Metal Crystal

5 hours ago | User rating: not rated yet
(PhysOrg.com) -- A team of researchers at Princeton University's Materials Research Science and Engineering Center has observed electrons moving through a crystal of bismuth metal behaving like light.

Proposed Particle Help Explains Odd Galactic Photons

11 hours ago | User rating: not rated yet
In 2002, a satellite called INTEGRAL was launched by the European Space Agency with an instrument on board to detect and measure gamma rays from space. Four years later, it yielded some intriguing data: An unusually high ...

Electron microscopy enters the picometer scale

Jul 24, 2008 | User rating: not rated yet
Jülich scientists have succeeded in precisely measuring atomic spacings down to a few picometres using new methods in ultrahigh-resolution electron microscopy. This makes it possible to find out decisive parameters ...

Revolutionary materials reflect ancient forms

Jul 24, 2008 | User rating: not rated yet
(PhysOrg.com) -- Although order is pleasing to the eye, it can quickly become boring. In Islamic architecture therefore, decoration often follows a strict yet aperiodic pattern. Similar structures also form ...

Shielding for ambitious neutron experiment

Jul 24, 2008 | User rating: not rated yet
In science fiction stories it is either the inexhaustible energy source of the future or a superweapon of galactic magnitude: antimaterial. In fact, antimaterial can neither be found on Earth nor in space, is extremely complex ...
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