11.9 million-year-old fossil of great ape sheds light on evolution
Creating time crystals with a rotating ion ring
(Phys.org) —There has been a lot of talk recently about the possibility of building what has come to be known as a time crystal. In February 2012, Frank Wilczek originally proposed the idea that under certain conditions, physical structure ...
May 03, 2013
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A new laser paradigm: An electrically injected polariton laser
Engineering researchers at the University of Michigan have demonstrated a paradigm-shifting "polariton" laser that's fueled not by light, but by electricity.
May 15, 2013
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'Super-resolution' microscope possible for nanostructures
(Phys.org) —Researchers have found a way to see synthetic nanostructures and molecules using a new type of super-resolution optical microscopy that does not require fluorescent dyes, representing a practical ...
Apr 29, 2013
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Germanium made compatible for lasers
(Phys.org) —Good news for the computer industry: a team of researchers has managed to make germanium suitable for lasers. This could enable microprocessor components to communicate using light in future, ...
Apr 22, 2013
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Quantum optics with microwaves
(Phys.org) —Physicists at ETH Zurich have demonstrated one of the quintessential effects of quantum optics—known as the Hong-Ou-Mandel effect—with microwaves, whose frequency is 100'000 times lower ...
May 08, 2013
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Chemists demonstrate nanoscale alloys so bright they could have potential medical applications
(Phys.org) —Alloys like bronze and steel have been transformational for centuries, yielding top-of-the-line machines necessary for industry. As scientists move toward nanotechnology, however, the focus ...
May 14, 2013
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X-ray laser brings cellular messengers into focus
Last year's Nobel Prize in Chemistry – shared by Stanford School of Medicine Professor Brian Kobilka and Robert Lefkowitz of Duke University – recognized groundbreaking research in G protein-coupled receptors (GPCRs). GPCRs are embedded in cell membranes. They i ...
May 10, 2013
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Physicists demonstrate transfer of ultraprecise time signals over a wireless optical channel
By bouncing eye-safe laser pulses off a mirror on a hillside, researchers at the National Institute of Standards and Technology (NIST) have transferred ultraprecise time signals through open air with unprecedented ...
May 01, 2013
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New research findings open door to zinc-oxide-based UV lasers, LED devices
(Phys.org) —Researchers from North Carolina State University have solved a long-standing materials science problem, making it possible to create new semiconductor devices using zinc oxide (ZnO) – including efficient ultraviolet ...
Apr 23, 2013
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Laser welding as an engine of innovation
Lasers have long been able to do what traditional welding guns can. Nevertheless, many manufacturers did not dare employ the delicate technology in the raw environment of their assembly floors. At LASER 2013 (Hall C2, Booth ...
Apr 29, 2013
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Manipulating Lorentz and Fano spectral line shapes
(Phys.org) —It is widely known that the optical properties of certain materials can be modified by using lasers to control the quantum states of their optical electrons. Lasers that can generate ultra-short ...
May 13, 2013
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Scaling up gyroscopes: From navigation to measuring the Earth's rotation
Accurately sensing rotation is important to a variety of technologies, from today's smartphones to navigational instruments that help keep submarines, planes, and satellites on course. In a paper accepted for publication ...
May 06, 2013
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A new dimension for 3-D protein structures
(Phys.org) —3D structures of biological molecules like proteins directly affect the way they behave in our bodies. EPFL scientists have developed a new infrared-UV laser method to more accurately determine ...
May 13, 2013
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Looking for past Honduran, Mexican civilizations
A high-tech archeological exploration team of scientists and a filmmaker, who announced a year ago that they had glimpsed remnants of what might be a fabled ancient city in the Honduran rain forests, plans ...
May 15, 2013
4.7 / 5 (3)
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