Laser frequency combs-high-precision tools for measuring different colors of light in an ever-growing range of applications such as advanced atomic clocks, medical diagnostics and astronomy-are not only getting smaller but ...
General Physics
Jul 11, 2013
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Optical solitons are special wave packages that propagate without changing their shape. In optical communications, solitons can be used for generating frequency combs with various spectral lines, which allow to realize particularly ...
Optics & Photonics
Jun 8, 2017
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With the advent of nanometer-sized machines, there is considerable demand for stable, precise tools to measure absolute distances and distance changes. One way to do this is with a plasmon ruler. In physics jargon, a "plasmon" ...
Nanophysics
Aug 31, 2010
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Researchers at Rice University have discovered a new way to make ultrasensitive conductivity measurements at optical frequencies on high-speed nanoscale electronic components.
Nanophysics
Jun 10, 2015
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Researchers at the National Institute of Standards and Technology have demonstrated a laser-based imaging system that creates high-definition 3D maps of surfaces from as far away as 10.5 meters. The method may be useful in ...
Optics & Photonics
Oct 7, 2014
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Researchers at the University of Stuttgart, Germany, achieved a new world record in the energy efficient integration in silicon. This is an important step to decrease the energy consumption of data transfer in internet and ...
Optics & Photonics
Jul 3, 2013
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(Phys.org) -- Optical atomic clocks measure time with unprecedented accuracy. However, it is the ability to compare clocks with one another that makes them applicable for high-precision tests in fundamental theory, from cosmology ...
General Physics
Apr 27, 2012
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In what may prove to be a major development for scientists in fields ranging from forensics to quantum communications, researchers at the National Institute of Standards and Technology have developed a new, highly sensitive, ...
General Physics
Aug 26, 2009
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(Phys.org) —A group of researchers at the California Institute of Technology (Caltech) has created the optical equivalent of a tuning fork—a device that can help steady the electrical currents needed to power high-end ...
General Physics
Sep 26, 2013
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Researchers have solved a key obstacle in creating the underlying technology for miniature optical sensors to detect chemicals and biological compounds, high-precision spectroscopy, ultra-stable microwave sources, and optical ...
Optics & Photonics
Aug 12, 2015
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