Metrology as a research area is the science of measurement encompassing the development, validation, and refinement of measurement standards, methods, and instrumentation to ensure traceability, accuracy, precision, and comparability of quantitative results. It includes fundamental metrology, which establishes and maintains SI units and reference standards; applied and industrial metrology, which optimize measurement processes in technological and manufacturing contexts; and scientific metrology, which advances measurement capabilities at extreme scales, uncertainties, and conditions. Research in metrology addresses uncertainty analysis, error propagation, calibration protocols, and the metrological characterization of novel physical, chemical, and biological quantities, thereby underpinning reliable experimentation, quality assurance, and regulatory compliance across disciplines.
Claus Lämmerzahl, Professor of Gravitational Physics at the University of Bremen, and Dr. Sebastian Ulbricht, scientist at the Natural Metrology Institute, have proposed in a new article that gravity could be the basis for ...
General Physics
Dec 16, 2024
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Time is vital to the functioning of our everyday lives: from the watches on our wrists to the GPS systems in our phones. Communication systems, power grids, and financial transactions all rely on precision timing. Seconds ...
General Physics
Nov 30, 2024
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Researchers have developed a faster and more accurate method for acquiring and reconstructing high-quality 3D surface measurements. The approach could greatly improve the speed and accuracy of surface measurements used for ...
Optics & Photonics
Oct 24, 2024
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Physicists like to measure things, and they like those measurements to be as precise as possible. That means working at unfathomably small scales, where distances are much smaller than even the diameters of subatomic particles. ...
General Physics
Oct 9, 2024
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Imagine walking into a room where several different grandfather clocks hang on the walls, each ticking at a different pace. Quantum physicists at the University of Colorado Boulder and the National Institute of Standards ...
Optics & Photonics
Oct 9, 2024
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The collecting of highly precise measurements can enable research developments and technological advancements in numerous fields. In physics, high-precision measurements can unveil new phenomena and experimentally validate ...
A breakthrough in quantum technology research could help realize a new generation of precise quantum sensors that can operate at room temperature.
Condensed Matter
Sep 17, 2024
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As the "eyes of industry," 3D measurement technology provides comprehensive, accurate, and reliable 3D information for high-end precision manufacturing. Optical measurement methods, such as structured light projection, have ...
Optics & Photonics
Sep 4, 2024
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Magnetic field sensing plays a pivotal role in numerous fields of medical, transportation and aerospace. The optical fiber-based magnetic field sensor possesses outstanding characteristics of compactness, long-distance interrogation, ...
Optics & Photonics
Aug 28, 2024
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Nothing in science can be achieved or understood without measurement. Today, thanks to advances in quantum sensing, scientists can measure things that were once impossible to even imagine: vibrations of atoms, properties ...
Quantum Physics
Aug 26, 2024
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