Nano antennas for data transfer
Physicists from the University of Würzburg have converted electrical signals into photons and radiated them in specific directions using a low-footprint optical antenna that is only 800 nanometers in size.
Physicists from the University of Würzburg have converted electrical signals into photons and radiated them in specific directions using a low-footprint optical antenna that is only 800 nanometers in size.
Nanophysics
Jan 8, 2020
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About 15,000 light years away, in a distant spiral arm of the Milky Way, there is a black hole about 70 times as heavy as the Sun.
Astronomy
Nov 29, 2019
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Large antennas are our only current way of communicating through space across vast distances, and every now and then they need to be spruced up to ensure we can keep in touch with our deep-space exploration spacecraft.
Space Exploration
Nov 29, 2019
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When it comes to electronics, bigger usually isn't better. This is especially true for a new generation of wearable communication systems that promise to connect people, machines and other objects in a wireless "internet ...
Nanomaterials
Nov 20, 2019
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70
Dust storms, ionising cosmic radiation, extreme cold at night ... Mars is not very hospitable! It's for these extreme conditions that the research team of Christophe Craeye, a professor at the UCLouvain Louvain School of ...
Space Exploration
Nov 6, 2019
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In a decade's time, an exciting new visitor will enter the Jovian system: ESA's Jupiter Icy Moons Explorer, or Juice. As its name suggests, the mission will explore Jupiter and three of its largest moons—Ganymede, Callisto ...
Space Exploration
Nov 4, 2019
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Researchers have announced a prototype for a laser at the heart of the first space-based gravitational wave observatory, known as the Laser Interferometer Space Antenna (LISA) mission. The team's new laser nearly meets the ...
Optics & Photonics
Sep 18, 2019
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Deep Space Antenna 1 is ESA's first 35-m deep dish, staring out to space to communicate with missions far from home.
Space Exploration
Aug 30, 2019
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A research team at The University of Tokyo has introduced a powerful method for actively breaking chemical bonds using excitations in tiny antennae created by infrared lasers. This process may have applications throughout ...
Materials Science
Aug 29, 2019
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The nanostructures from Katja Höflich's HZB team are shaped like corkscrews and made of silver. Mathematically, such a nano antenna can be regarded as an one-dimensional line that forms a helix, characterized by parameters ...
Optics & Photonics
Aug 23, 2019
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