By using an ordinary green laser pointer, the kind commonly found in offices and college lecture halls, an Israeli research team has developed a new and highly portable Raman spectrometer that can detect extremely minute ...
Optics & Photonics
Oct 10, 2012
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Arizona State University researchers are finding ways to improve infrared photodetector technology that is critical to national defense and security systems, as well as used increasingly in commercial applications and consumer ...
Nanophysics
Feb 14, 2012
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The enormous cloud of dust and gas that makes up the Orion Nebula is featured in this beautiful astrophoto. This image was a joint effort, with images taken by Gary Gonnella – a regular on our Virtual Star Parties – and ...
Space Exploration
Mar 28, 2013
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The bond created between two gold atoms in a molecule has been observed as it forms, thanks to a new technique developed by RIKEN chemists. This measurement resolves a controversy over the mechanism by which the bonds form.
Analytical Chemistry
Feb 14, 2020
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Red gold, green gold – a ground-breaking initiative has found a way of changing the colour of the world's most iconic precious metal.
Nanophysics
Oct 24, 2012
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Much like the checkout clerk uses a machine that scans the barcodes on packages to identify what customers bought at the store, scientists use powerful microscopes and their own kinds of barcodes to help them identify various ...
Biochemistry
Sep 24, 2012
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At any given moment, our sun emits a range of light waves far more expansive than what our eyes alone can see: from visible light to extreme ultraviolet to soft and hard X-rays. Different wavelengths can have different effects ...
Space Exploration
Mar 24, 2015
0
298
A new method uses swirls of light to enable researchers to observe previously invisible quantum states of electrons. The method was developed by physicists from Martin Luther University Halle-Wittenberg (MLU) and an international ...
Optics & Photonics
Aug 10, 2020
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Topological insulators have notable manifestations of electronic properties. The helicity-dependent photocurrents in such devices are underpinned by spin momentum-locking of surface Dirac electrons that are weak and easily ...
A team of researchers from the University of St Andrews has achieved a breakthrough in the measurement of lasers which could revolutionise the future of fiber-optic communications.
Optics & Photonics
Mar 7, 2019
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