High-Precision Measurement of N2O Concentration in Ice Cores.
Sign Up to like & getrecommendations! Published in 2018 at "Environmental science & technology"
DOI: 10.1021/acs.est.7b05250
Abstract: Atmospheric nitrous oxide (N2O) is a greenhouse gas and ozone-depleting substance whose emissions are substantially perturbed by current human activities. Although air trapped in polar ice cores can provide direct information about N2O evolution, analytical… read more here.
Keywords: ice; high precision; ice cores; ice core ... See more keywords
Search for transient ultralight dark matter signatures with networks of precision measurement devices using a Bayesian statistics method
Sign Up to like & getrecommendations! Published in 2018 at "Physical Review D"
DOI: 10.1103/physrevd.97.083009
Abstract: We analyze the prospects of employing a distributed global network of precision measurement devices as a dark matter and exotic physics observatory. In particular, we consider the atomic clocks of the global positioning system (GPS),… read more here.
Keywords: dark matter; measurement devices; precision measurement;
Precision Measurement of Trident Production in Strong Electromagnetic Fields.
Sign Up to like & getrecommendations! Published in 2022 at "Physical review letters"
DOI: 10.1103/physrevlett.130.071601
Abstract: We demonstrate experimentally that the trident process e^{-}→e^{-}e^{+}e^{-} in a strong external field, with a spatial extension comparable to the effective radiation length, is well understood theoretically. The experiment, conducted at CERN, probes values for… read more here.
Keywords: strong electromagnetic; measurement trident; trident production; production strong ... See more keywords
Highly Sensitive Optical Detector for Precision Measurement of Coulomb Coupling Strength Based on a Double-Oscillator Optomechanical System
Sign Up to like & getrecommendations! Published in 2018 at "IEEE Photonics Journal"
DOI: 10.1109/jphot.2017.2781904
Abstract: An optomechanical system combining a Coulomb interaction degree of freedom provides a unique platform for precision measurement of electrical charges via the optomechanically induced transparency. A new property of a second-order sideband in a double-oscillator… read more here.
Keywords: coupling strength; order sideband; second order; optomechanical system ... See more keywords
Comparison of 3-D Self-Calibration Methods for High-Precision Measurement Instruments
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2022.3149090
Abstract: Three-dimensional self-calibration for high-precision 3-D measurement instruments can separate the system errors using an auxiliary artifact, with accuracy comparable to that of the instrument to be calibrated, having significant advantages in terms of production costs… read more here.
Keywords: high precision; calibration; self calibration; method ... See more keywords
Simultaneous and precision measurement of yaw and pitch using digital speckle pattern interferometry
Sign Up to like & getrecommendations! Published in 2021 at "Optical Engineering"
DOI: 10.1117/1.oe.60.3.034103
Abstract: Abstract. A method of simultaneous and precision measurement of yaw and pitch based on digital speckle pattern interferometry is proposed. The relationship between the yaw/pitch and phase distribution is analyzed in detail, resulting in the… read more here.
Keywords: precision measurement; yaw pitch; simultaneous precision; measurement ... See more keywords