Evaluating the effect of wavefront aberrations in an atom gravimeter
Sign Up to like & getrecommendations! Published in 2025 at "Metrologia"
DOI: 10.1088/1681-7575/ae0d92
Abstract: The effect of wavefront aberrations, arising from both Raman beam phase distribution and atomic cloud thermal expansion, represents a critical error in atom gravimeters. This work introduces a strategy to reduce and evaluate the effect… read more here.
Keywords: effect wavefront; effect; atom gravimeter; aberrations atom ... See more keywords
A Noise Reduction Method for Shipborne Atom Gravimeter Based on SVMD-SdrSampEn
Sign Up to like & getrecommendations! Published in 2025 at "IEEE Transactions on Instrumentation and Measurement"
DOI: 10.1109/tim.2025.3632434
Abstract: High precision marine gravity field construction is the basis of gravity-aided inertial navigation, which requires gravity measurement with high precision and resolution. Shipborne atom gravimeter dynamic measurements satisfy these characteristics, but the output sequence is… read more here.
Keywords: noise reduction; atom gravimeter; noise;
Participation in the absolute gravity comparison with a compact cold atom gravimeter
Sign Up to like & getrecommendations! Published in 2019 at "Chinese Optics Letters"
DOI: 10.3788/col201917.011204
Abstract: The first Asia-Pacific Comparison of Absolute Gravimeters (APMP.M.G-K1) was organized by the National Institute of Metrology (NIM) of China from December 21, 2015 to March 25, 2016 in Changping, Beijing. Our compact cold atom gravimeter… read more here.
Keywords: comparison; atom gravimeter; absolute gravity; cold atom ... See more keywords