News tagged with optical physics
New plasma transistor could create sharper displays
Feb 04, 2009 |
4.7 / 5 (9) |
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(PhysOrg.com) -- By integrating a solid-state electron emitter and a microcavity plasma device, researchers at the University of Illinois have created a plasma transistor that could be used to make lighter, ...
K-State physics lab becoming a frontrunner in ultrafast laser research
Oct 28, 2008 |
4.2 / 5 (5) |
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For decades, the J.R. Macdonald Laboratory at Kansas State University has been known worldwide as a center for atomic collision physics using particle accelerators. Now, researchers at the lab are working toward making it ...
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First Bose-Einstein condensation of strontium
Nov 09, 2009 |
5 / 5 (7) |
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In an international first, scientists from the Institute of Quantum Optics and Quantum Information (IQOQI, Austria) produced a Bose-Einstein condensate of the alkaline-earth element strontium, thus narrowly ...
German high-school students involved in an astronomical research project
Space & Earth / Space Exploration
Nov 05, 2009 |
4 / 5 (1) |
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This week, Astronomy & Astrophysics publishes a somewhat unusual research article because it is co-authored by German high-school students. Led by astronomer Klaus Beuermann (University of Göttingen, Germany), the team i ...
Quantum gas microscope offers glimpse of quirky ultracold atoms
Nov 04, 2009 |
4.6 / 5 (19) |
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(PhysOrg.com) -- Physicists at Harvard University have created a quantum gas microscope that can be used to observe single atoms at temperatures so low the particles follow the rules of quantum mechanics, ...
Compressing photonic signals for greater bandwidth
Nov 03, 2009 |
4.4 / 5 (5) |
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Cornell researchers have developed an ingenious method to time-compress optical signals. The process could enable optical communication systems to carry many more bits per second or could also be used to generate ...
Flipping a photonic shock wave
Nov 02, 2009 |
4.7 / 5 (3) |
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A team of physicists has directly observed a reverse shock wave of light in a specially tailored structure known as a left-handed metamaterial. Although it was first predicted over forty years ago, this is ...
Science Begins at the World's Most Powerful X-ray Laser (w/ Video)
Nov 02, 2009 |
4.4 / 5 (9) |
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(PhysOrg.com) -- The first experiments are now underway using the world's most powerful X-ray laser, the Linac Coherent Light Source, located at the Department of Energy's SLAC National Accelerator Laboratory. ...
Micro Sparky: Engineering the tiniest Sun Devil
Oct 30, 2009 |
2 / 5 (1) |
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(PhysOrg.com) -- An Arizona State University engineering student may have found the tiniest - yet most cleverly inventive - way to show school spirit.
Scientists Build First 'Frequency Comb' To Display Visible 'Teeth'
Oct 29, 2009 |
4.9 / 5 (15) |
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(PhysOrg.com) -- Finally, an optical frequency comb that visibly lives up to its name. Scientists at the University of Konstanz in Germany and the National Institute of Standards and Technology in the U.S. ...
Scientists solve decade-long mystery of nanopillar formations
Oct 22, 2009 |
5 / 5 (22) |
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Scientists at the California Institute of Technology have uncovered the physical mechanism by which arrays of nanoscale pillars can be grown on polymer films with very high precision, in potentially limitless ...
Researchers create molecular diode
Oct 22, 2009 |
4.8 / 5 (4) |
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(PhysOrg.com) -- Recently, at Arizona State University’s Biodesign Institute, N.J. Tao and collaborators have found a way to make a key electrical component on a phenomenally tiny scale. Their single-molecule diode is described ...
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