382 citations · 1.2k across the 26 of their papers we have counts for
27 papers
Result of the MICROSCOPE Weak Equivalence Principle test
Pierre Touboul, Gilles Métris, Manuel Rodrigues +44
The space mission MICROSCOPE dedicated to the test of the Equivalence Principle (EP) operated from April 25, 2016 until the deactivation of the satellite on October 16, 2018. In th…
MICROSCOPE Mission scenario, ground segment and data processing
Manuel Rodrigues, Pierre Touboul, Gilles Métris +9
Testing the Weak Equivalence Principle (WEP) to a precision of requires a quantity of data that give enough confidence on the final result: ideally, the longer the measu…
MICROSCOPE: systematic errors
Manuel Rodrigues, Pierre Touboul1, Gilles Metris +19
The MICROSCOPE mission aims to test the Weak Equivalence Principle (WEP) in orbit with an unprecedented precision of 10 on the Eötvös parameter thanks to electrostatic acce…
MICROSCOPE instrument in-flight characterization
Ratana Chhun, Emilie Hardy, Manuel Rodrigues +11
Since the MICROSCOPE instrument aims to measure accelerations as low as a few 10\,m\,s and cannot operate on ground, it was obvious to have a large time dedicated to…
Constraints on chameleon gravity from the measurement of the electrostatic stiffness of the MICROSCOPE mission accelerometers
Martin Pernot-Borràs, Joël Bergé, Philippe Brax +4
This article is dedicated to the use the MICROSCOPE mission's data to test chameleon theory of gravity. We take advantage of the technical sessions aimed to characterize the electr…
MICROSCOPE's constraint on a short-range fifth force
Joel Bergé, Martin Pernot-Borràs, Jean-Philippe Uzan +5
The MICROSCOPE experiment was designed to test the weak equivalence principle in space, by comparing the low-frequency dynamics of cylindrical "free-falling" test masses controlled…
MICROSCOPE mission: Statistics and impact of glitches on the test of the weak equivalence principle
Joel Bergé, Quentin Baghi, Alain Robert +6
MICROSCOPE's space test of the weak equivalence principle (WEP) is based on the minute measurement of the difference of accelerations experienced by two test masses as they orbit t…
MICROSCOPE mission: Data analysis principle
Joel Bergé, Quentin Baghi, Emilie Hardy +10
After performing highly sensitive acceleration measurements during two years of drag-free flight around the Earth, MICROSCOPE provided the best constraint on the Weak Equivalence P…
MICROSCOPE Satellite and its Drag-Free and Attitude Control System
Alain Robert, Valerio Cipolla, Pascal Prieur +14
This paper focus on the description of the design and performance of the MICROSCOPE satellite and its Drag-Free and Attitude Control System (DFACS). The satellite is derived from C…
MICROSCOPE mission analysis, requirements and expected performance
Pierre Touboul, Manuel Rodrigues, Gilles Métris +16
The MICROSCOPE mission aimed to test the Weak Equivalence Principle (WEP) to a precision of . The WEP states that two bodies fall at the same rate on a gravitational fiel…
MICROSCOPE instrument description and validation
Françoise Liorzou, Pierre Touboul, Manuel Rodrigues +19
Dedicated accelerometers have been developed for the MICROSCOPE mission taking into account the specific range of acceleration to be measured on board the satellite. Considering on…
New test of Lorentz invariance using the MICROSCOPE space mission
Hélène Pihan-le Bars, Christine Guerlin, Aurélien Hees +11
We use data from the T-SAGE instrument on board the MICROSCOPE space mission to search for Lorentz violation in matter-gravity couplings as described by the Lorentz violating Stand…
Space test of the Equivalence Principle: first results of the MICROSCOPE mission
Pierre Touboul, Gilles Métris, Manuel Rodrigues +31
The Weak Equivalence Principle (WEP), stating that two bodies of different compositions and/or mass fall at the same rate in a gravitational field (universality of free fall), is a…
Exponential shapelets: basis functions for data analysis of isolated features
Joel Bergé, Richard Massey, Quentin Baghi +1
We introduce one- and two-dimensional `exponential shapelets': orthonormal basis functions that efficiently model isolated features in data. They are built from eigenfunctions of t…
The MICROSCOPE mission: first results of a space test of the Equivalence Principle
Pierre Touboul, Gilles Métris, Manuel Rodrigues +40
According to the Weak Equivalence Principle, all bodies should fall at the same rate in a gravitational field. The MICROSCOPE satellite, launched in April 2016, aims to test its va…
MICROSCOPE mission: first constraints on the violation of the weak equivalence principle by a light scalar dilaton
Joel Bergé, Philippe Brax, Gilles Métris +3
The existence of a light or massive scalar field with a coupling to matter weaker than gravitational strength is a possible source of violation of the weak equivalence principle. W…
Determination of the Equivalence Principle violation signal for the MICROSCOPE space mission: optimization of the signal processing
Emilie Hardy, Agnès Levy, Gilles Métris +2
The MICROSCOPE space mission aims at testing the Equivalence Principle (EP) with an accuracy of . The test is based on the precise measurement delivered by a differential…
Validation of the in-flight calibration procedures for the MICROSCOPE space mission
Emilie Hardy, Agnès Levy, Manuel Rodrigues +2
The MICROSCOPE space mission aims to test the Equivalence Principle with an accuracy of . The drag-free micro-satellite will orbit around the Earth and embark a different…
Dealing with missing data in the MICROSCOPE space mission: An adaptation of inpainting to handle colored-noise data
Sandrine Pires, Joel Bergé, Quentin Baghi +2
The MICROSCOPE space mission, launched on April 25, 2016, aims to test the weak equivalence principle (WEP) with a 10^-15 precision. To reach this performance requires an accurate…
Gaussian regression and power spectral density estimation with missing data: The MICROSCOPE space mission as a case study
Quentin Baghi, Gilles Métris, Joël Bergé +3
We present a Gaussian regression method for time series with missing data and stationary residuals of unknown power spectral density (PSD). The missing data are efficiently estimat…
Dealing with missing data: An inpainting application to the MICROSCOPE space mission
Joel Bergé, Sandrine Pires, Quentin Baghi +2
Missing data are a common problem in experimental and observational physics. They can be caused by various sources, either an instrument's saturation, or a contamination from an ex…
Regression analysis with missing data and unknown colored noise: application to the MICROSCOPE space mission
Q. Baghi, G. Métris, J. Bergé +3
The analysis of physical measurements often copes with highly correlated noises and interruptions caused by outliers, saturation events or transmission losses. We assess the impact…
Status of MICROSCOPE, a mission to test the Equivalence Principle in space
Joel Bergé, Pierre Touboul, Manuel Rodrigues
MICROSCOPE is a French Space Agency mission that aims to test the Weak Equivalence Principle in space down to an accuracy of . This is two orders of magnitude better than…
Astrodynamical Space Test of Relativity using Optical Devices I (ASTROD I) - A class-M fundamental physics mission proposal for Cosmic Vision 2015-2025: 2010 Update
Claus Braxmaier, Hansjörg Dittus, Bernard Foulon +16
This paper on ASTROD I is based on our 2010 proposal submitted for the ESA call for class-M mission proposals, and is a sequel and an update to our previous paper [Experimental Ast…