Gaia comes into focus
(Phys.org) —Europe's billion-star surveyor Gaia is slowly being brought into focus.
Astronomy
Feb 6, 2014
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Page 13 - News tagged with precise measurement
Nearby failed stars may harbor planet
(Phys.org) —Astronomers, including Carnegie's Yuri Beletsky, took precise measurements of the closest pair of failed stars to the Sun, which suggest that the system harbors a third, planetary-mass object.The research is ...
Astronomy
Dec 16, 2013
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IUPAC votes to change standard atomic weights of 19 elements
(Phys.org) —The International Union of Pure and Applied Chemistry (IUPAC) has voted to change the standard atomic weight of 19 elements as listed on the Periodic Table of the Elements. The move has come following the annual ...
Iron in the sun: A greenhouse gas for X-ray radiation
(Phys.org) —Scientists from the Heidelberg Max Planck Institute for Nuclear Physics (MPIK) in cooperation with DESY (Hamburg) at the synchrotron PETRA III have investigated for the first time X-ray absorption of highly ...
Astronomy
Sep 6, 2013
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LISA Pathfinder: From CAD models to ready-to-fly hardware
LISA Pathfinder space mission reached another important milestone: Its heart, the optical bench, was now further integrated into the core assembly of the satellite. Dr Christian Killow (Scottish Universities Physics Alliance ...
Space Exploration
Sep 2, 2013
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Squeezed light produced using silicon micromechanical system
One of the many counterintuitive and bizarre insights of quantum mechanics is that even in a vacuum—what many of us think of as an empty void—all is not completely still. Low levels of noise, known as quantum fluctuations, ...
Quantum Physics
Aug 7, 2013
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Atomic clock precision could soon be used at home and work
A new development in fibre optic technology could soon bring atomic clock precision to any home or business with a fibre connection, according to researchers at The University of Western Australia and the University of Adelaide.
Optics & Photonics
Aug 5, 2013
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Decoding material fluxes in the tropical ocean
How is vital oxygen supplied to the tropical ocean? For the first time, oceanographers at GEOMAR Helmholtz Centre for Ocean Research Kiel were able to make quantitative statements regarding this question. They showed that ...
Earth Sciences
Aug 2, 2013
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New NIST nanoscale indenter takes novel approach to measuring surface properties
Researchers from the National Institute of Standards and Technology (NIST) and the University of North Carolina have demonstrated a new design for an instrument, a "instrumented nanoscale indenter," that makes sensitive measurements ...
Nanophysics
Jul 24, 2013
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Mirror, mirror on the wall, who has the lowest noise of them all
Although it may not be immediately obvious, the mechanical properties of optical components have a significant impact on the performance of lasers employed in precision sensing applications. Currently, the mechanical damping ...
Optics & Photonics
Jul 21, 2013
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