Profil

Baltus Grégory

Main Referenced Co-authors
Cudell, Jean-René  (55)
Fays, Maxime  (53)
Collette, Christophe  (50)
Boudart, Vincent  (48)
the KAGRA Collaboration (31)
Main Referenced Keywords
General Relativity and Quantum Cosmology (17); Astrophysics - High Energy Astrophysical Phenomena (11); 678 (3); Gravitational wave (3); Neutron stars (3);
Main Referenced Unit & Research Centers
STAR - Space sciences, Technologies and Astrophysics Research - ULiège [BE] (14)
A&M - Aérospatiale et Mécanique - ULiège [BE] (8)
STAR Institute (1)
Main Referenced Disciplines
Space science, astronomy & astrophysics (50)
Physics (9)
Computer science (1)

Publications (total 60)

The most downloaded
1745 downloads
Abbott, R., Baltus, G., Collette, C., Cudell, J.-R., Fays, M., scieentific, O.-L., & collaborations, V. (2021). Open data from the first and second observing runs of Advanced LIGO and Advanced Virgo. SoftwareX, 13, 100658. doi:10.1016/j.softx.2021.100658 https://hdl.handle.net/2268/261465

The most cited

1368 citations (Scopus®)

Abbott, R., Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., Fays, M., & others (LIGO scientific and Virgo collaborations). (2021). GWTC-2: Compact Binary Coalescences Observed by LIGO and Virgo During the First Half of the Third Observing Run. Physical Review X, 11, 021053. doi:10.1103/PhysRevX.11.021053 https://hdl.handle.net/2268/261468

Baltus, G. (2022). A machine learning approach to the search for gravitational waves emitted by light systems [Doctoral thesis, ULiège - Université de Liège]. ORBi-University of Liège. https://orbi.uliege.be/handle/2268/294992

LIGO Scientific-VIRGO-KAGRA Collaborations, Abbott, R., Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2022). All-sky, all-frequency directional search for persistent gravitational waves from Advanced LIGO's and Advanced Virgo's first three observing runs. Physical Review. D, 105 (12), 122001. doi:10.1103/PhysRevD.105.122001
Peer reviewed

Abbott, R., the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., Fays, M., & The LIGO Scientific Collaboration. (2022). All-sky search for continuous gravitational waves from isolated neutron stars using Advanced LIGO and Advanced Virgo O3 data. Physical Review. D, 102008. doi:10.1103/PhysRevD.106.102008

LIGO Scientific, V. A. K. C., Abbott, R., Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., Fays, M., & others. (2022). Search for continuous gravitational waves from 20 accreting millisecond x-ray pulsars in O3 LIGO data. Physical Review. D. doi:10.1103/PhysRevD.105.022002
Peer Reviewed verified by ORBi

LIGO Scientific-VIRGO-KAGRA Collaborations, Abbott, R., Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., Fays, M., & others. (2022). Search of the early O3 LIGO data for continuous gravitational waves from the Cassiopeia A and Vela Jr. supernova remnants. Physical Review. D, 105 (8), 082005. doi:10.1103/PhysRevD.105.082005
Peer reviewed

LIGO Scientific-VIRGO-KAGRA Collaborations, Abbott, R., Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., Fays, M., & others. (2022). Search for intermediate-mass black hole binaries in the third observing run of Advanced LIGO and Advanced Virgo. Astronomy and Astrophysics, 659, 84. doi:10.1051/0004-6361/202141452
Peer reviewed

Acernese, F., Baltus, G., Boudart, V., Cudell, J.-R., Fays, M., & others. (2022). Calibration of Advanced Virgo and reconstruction of detector strain h(t) during the Observing Run O3. Classical and Quantum Gravity, 39 (4), 045006. doi:10.1088/1361-6382/ac3c8e
Peer reviewed

Abbott, R., the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2022). Searches for Gravitational Waves from Known Pulsars at Two Harmonics in the Second and Third LIGO-Virgo Observing Runs. Astrophysical Journal, 2111.13106. doi:10.3847/1538-4357/ac6acf

Abbott, R., Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., Fays, M., & LIGO Scientific -VIRGO-KAGRA Collaborations. (2022). Search for Gravitational Waves Associated with Gamma-Ray Bursts Detected by Fermi and Swift during the LIGO–Virgo Run O3b. Astrophysical Journal, 928 (2), 186. doi:10.3847/1538-4357/ac532b
Peer reviewed

LIGO Scientific-VIRGO-KAGRA Collaborations, Abbott, R., Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., Fays, M., & others. (2022). Constraints on dark photon dark matter using data from LIGO's and Virgo's third observing run. Physical Review. D, 105 (6), 063030. doi:10.1103/PhysRevD.105.063030
Peer reviewed

Kolmus, A., Baltus, G., Janquart, J., Van Laarhoven, T., Caudill, S., & Heskes, T. (2022). Fast sky localization of gravitational waves using deep learning seeded importance sampling. Physical Review. D, 106 (2). doi:10.1103/PhysRevD.106.023032
Peer Reviewed verified by ORBi

Abbott, R., the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2022). Narrowband searches for continuous and long-duration transient gravitational waves from known pulsars in the LIGO-Virgo third observing run. Astrophysical Journal, 107146. doi:10.3847/1538-4357/ac6ad0

Baltus, G., Janquart, J., Lopez, M., Reza, A., Caudill, S., & Cudell, J.-R. (2021). Detecting the early inspiral of a gravitational-wave signal with convolutional neural networks. IEEE Access. doi:10.1109/CBMI50038.2021.9461919
Peer Reviewed verified by ORBi

Baltus, G., Cudell, J.-R., Janquart, J., Lopez, M., Reza, A., & Caudill, S. (18 May 2021). Convolutional neural networks for the detection of the early inspiral of a gravitational-wave signal. Physical Review. D, Particles, Fields, Gravitation, and Cosmology, 103 (10), 102003. doi:10.1103/PhysRevD.103.102003
Peer Reviewed verified by ORBi

Abbott, R., Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., Fays, M., others, & LIGO Scientific-VIRGO-KAGRA Collaborations. (2021). All-sky search for gravitational wave emission from scalar boson clouds around spinning black holes in LIGO O3 data. Physical Review. D. doi:10.1103/PhysRevD.105.102001
Peer Reviewed verified by ORBi

Abbott, R., Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., Fays, M., & others (LIGO scientific, Virgo and KAGRA collaborations). (2021). Constraints on Cosmic Strings Using Data from the Third Advanced LIGO-Virgo Observing Run. Physical Review Letters, 126 (24), 241102. doi:10.1103/PhysRevLett.126.241102
Peer Reviewed verified by ORBi

Abbott, R., Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., Fays, M., & others (LIGO scientific and Virgo collaborations). (2021). All-sky search in early O3 LIGO data for continuous gravitational-wave signals from unknown neutron stars in binary systems. Physical Review X, 103 (6), 064017. doi:10.1103/PhysRevD.103.064017
Peer Reviewed verified by ORBi

Abbott, R., Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., Fays, M., & others (LIGO scientific and Virgo collaborations). (2021). Population Properties of Compact Objects from the Second LIGO-Virgo Gravitational-Wave Transient Catalog. Astrophysical Journal. Letters, 913 (1), 7. doi:10.3847/2041-8213/abe949
Peer Reviewed verified by ORBi

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Search for Gravitational Waves Associated with Gamma-Ray Bursts Detected by Fermi and Swift During the LIGO-Virgo Run O3b. arXiv e-prints, 2111.03608.

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). The population of merging compact binaries inferred using gravitational waves through GWTC-3. arXiv e-prints, 2111.03634.

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). A Gravitational-wave Measurement of the Hubble Constant Following the Second Observing Run of Advanced LIGO and Virgo. Astrophysical Journal, 909, 218. doi:10.3847/1538-4357/abdcb7
Peer Reviewed verified by ORBi

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Search for Gravitational Waves Associated with Gamma-Ray Bursts Detected by Fermi and Swift during the LIGO-Virgo Run O3a. Astrophysical Journal, 915, 86. doi:10.3847/1538-4357/abee15
Peer Reviewed verified by ORBi

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). GWTC-2.1: Deep Extended Catalog of Compact Binary Coalescences Observed by LIGO and Virgo During the First Half of the Third Observing Run. arXiv e-prints, 2108.01045.

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Constraints from LIGO O3 Data on Gravitational-wave Emission Due to R-modes in the Glitching Pulsar PSR J0537-6910. Astrophysical Journal, 922, 71. doi:10.3847/1538-4357/ac0d52
Peer Reviewed verified by ORBi

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Upper limits on the isotropic gravitational-wave background from Advanced LIGO and Advanced Virgo's third observing run. Physical Review D, 104, 022004. doi:10.1103/PhysRevD.104.022004
Peer reviewed

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). All-sky search for continuous gravitational waves from isolated neutron stars in the early O3 LIGO data. Physical Review D, 104, 082004. doi:10.1103/PhysRevD.104.082004

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Constraints on dark photon dark matter using data from LIGO's and Virgo's third observing run. arXiv e-prints, 2105.13085.

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). VizieR Online Data Catalog: Search for GW signals associated with GRBs (Abbott+, 2019). VizieR Online Data Catalog, 886/75.

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Constraints on the cosmic expansion history from GWTC-3. arXiv e-prints, 2111.03604.

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Search for anisotropic gravitational-wave backgrounds using data from Advanced LIGO and Advanced Virgo's first three observing runs. Physical Review D, 104, 022005. doi:10.1103/PhysRevD.104.022005
Peer reviewed

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Erratum: Search for gravitational waves from Scorpius X-1 in the second Advanced LIGO observing run with an improved hidden Markov model [Phys. Rev. D 100, 122002 (2019)]. Physical Review D, 104, 109903. doi:10.1103/PhysRevD.104.109903
Peer reviewed

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Erratum: "Searches for Continuous Gravitational Waves from Nine Young Supernova Remnants" (2015, ApJ, 813, 39). Astrophysical Journal, 918, 90. doi:10.3847/1538-4357/ac1f2d
Peer Reviewed verified by ORBi

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Tests of General Relativity with GWTC-3. arXiv e-prints, 2112.06861.

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Erratum: "A Gravitational-wave Measurement of the Hubble Constant Following the Second Observing Run of Advanced LIGO and Virgo" (2021, ApJ, 909, 218). Astrophysical Journal, 923, 279. doi:10.3847/1538-4357/ac4267
Peer Reviewed verified by ORBi

Abbott, R., Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., Fays, M., & others (LIGO scientific, Virgo and KAGRA collaborations). (2021). Diving below the spin-down limit: Constraints on gravitational waves from the energetic young pulsar PSR J0537-6910. Astrophysical Journal, 913, 27. doi:10.3847/2041-8213/abffcd
Peer Reviewed verified by ORBi

Abbott, R., Baltus, G., Collette, C., Cudell, J.-R., Fays, M., scieentific, O.-L., & collaborations, V. (2021). Open data from the first and second observing runs of Advanced LIGO and Advanced Virgo. SoftwareX, 13, 100658. doi:10.1016/j.softx.2021.100658
Peer Reviewed verified by ORBi

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Calibration of Advanced Virgo and reconstruction of detector strain h(t) during the Observing Run O3. arXiv e-prints, 2107.03294.

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Search for Lensing Signatures in the Gravitational-Wave Observations from the First Half of LIGO-Virgo's Third Observing Run. Astrophysical Journal, 923, 14. doi:10.3847/1538-4357/ac23db
Peer Reviewed verified by ORBi

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Searches for Continuous Gravitational Waves from Young Supernova Remnants in the Early Third Observing Run of Advanced LIGO and Virgo. Astrophysical Journal, 921, 80. doi:10.3847/1538-4357/ac17ea
Peer Reviewed verified by ORBi

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Search for subsolar-mass binaries in the first half of Advanced LIGO and Virgo's third observing run. Physical Review Letters, 2109.12197. doi:10.1103/PhysRevLett.129.061104

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Erratum: "Searches for Continuous Gravitational Waves from 15 Supernova Remnants and Fomalhaut b with Advanced LIGO" (2019, ApJ, 875, 122). Astrophysical Journal, 918, 91. doi:10.3847/1538-4357/ac1f2c
Peer Reviewed verified by ORBi

Baltus, G., Boudart, V., Fays, M., Clesse, S., Phukhon, K., Caudill, S., Depasse, A., Fong, H., Magee, R., & Tanasijczuk, A. (2021). The hunt for sub-solar primordial black holes in low mass ratio binaries is open. arXiv e-prints, 2105.11449.

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Search of the Early O3 LIGO Data for Continuous Gravitational Waves from the Cassiopeia A and Vela Jr. Supernova Remnants. arXiv e-prints, 2111.15116.

Abbott, R., Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., Fays, M., & others (LIGO scientific and Virgo collaborations). (2021). GWTC-2: Compact Binary Coalescences Observed by LIGO and Virgo During the First Half of the Third Observing Run. Physical Review X, 11, 021053. doi:10.1103/PhysRevX.11.021053
Peer Reviewed verified by ORBi

Abbott, R., Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., Fays, M., & others (LIGO scientific and Virgo collaborations). (2021). Tests of general relativity with binary black holes from the second LIGO-Virgo gravitational-wave transient catalog. Physical Review. D, Particles, Fields, Gravitation, and Cosmology, 103 (12), 122002. doi:10.1103/PhysRevD.103.122002
Peer Reviewed verified by ORBi

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Observation of Gravitational Waves from Two Neutron Star-Black Hole Coalescences. Astrophysical Journal, 915, 5. doi:10.3847/2041-8213/ac082e
Peer Reviewed verified by ORBi

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). Search for continuous gravitational waves from 20 accreting millisecond X-ray pulsars in O3 LIGO data. arXiv e-prints, 2109.09255.

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). GWTC-3: Compact Binary Coalescences Observed by LIGO and Virgo During the Second Part of the Third Observing Run. arXiv e-prints, 2111.03606.

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). All-sky search for long-duration gravitational-wave bursts in the third Advanced LIGO and Advanced Virgo run. Physical Review D, 104, 102001. doi:10.1103/PhysRevD.104.102001
Peer reviewed

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). All-sky search for gravitational wave emission from scalar boson clouds around spinning black holes in LIGO O3 data. arXiv e-prints, 2111.15507.

The LIGO Scientific Collaboration, the Virgo Collaboration, the KAGRA Collaboration, Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2021). All-sky search for short gravitational-wave bursts in the third Advanced LIGO and Advanced Virgo run. Physical Review D, 104, 122004. doi:10.1103/PhysRevD.104.122004
Peer reviewed

Abbott, R., Baltus, G., Collette, C., Cudell, J.-R., Fays, M., & LIGO scientific and Virgo Collaborations. (2020). GW190412: Observation of a binary-black-hole coalescence with asymmetric masses. Physical Review. D, Particles, Fields, Gravitation, and Cosmology. doi:10.1103/PhysRevD.102.043015
Peer Reviewed verified by ORBi

Baltus, G. (28 January 2020). Deep learning to detect CBC before the merger [Paper presentation]. Virgo week January 2020, Cascina, Italy.

Acernese, F., Baltus, G., Boudart, V., Cudell, J.-R., Fays, M., & others (Virgo collaboration). (2020). Quantum Backaction on Kg-Scale Mirrors: Observation of Radiation Pressure Noise in the Advanced Virgo Detector. Physical Review Letters, 125 (13), 131101 2020. doi:10.1103/PhysRevLett.125.131101
Peer Reviewed verified by ORBi

Abbott, R., Baltus, G., Boudart, V., Collette, C., Cudell, J.-R., & Fays, M. (2020). Gravitational-wave constraints on the equatorial ellipticity of millisecond pulsars. Astrophysical Journal. Letters, 902, 21. doi:10.3847/2041-8213/abb655
Peer Reviewed verified by ORBi

Abbott, R., Baltus, G., Collette, C., Cudell, J.-R., & Fays, M. (2020). GW190814: Gravitational Waves from the Coalescence of a 23 Solar Mass Black Hole with a 2.6 Solar Mass Compact Object. Astrophysical Journal. Letters, 896 (2), 44. doi:10.3847/2041-8213/ab960f
Peer Reviewed verified by ORBi

Abbott, R., Baltus, G., Collette, C., Cudell, J.-R., & Fays, M. (2020). GW190521: A Binary Black Hole Merger with a Total Mass of $150 ~ M_\odot$. Physical Review Letters, 125, 101102. doi:10.1103/PhysRevLett.125.101102
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Abbott, R., Baltus, G., Collette, C., Cudell, J.-R., & Fays, M. (2020). Properties and astrophysical implications of the 150 Msun binary black hole merger GW190521. Astrophysical Journal. Letters, 900, 13. doi:10.3847/2041-8213/aba493
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Baltus, G. (04 February 2019). Virgo news [Paper presentation]. Second STAR Workshop 2019, Château de Colonster, Liège, Belgium.

Virgo Collaboration, Acernese, F., Baltus, G., Cudell, J.-R., Vahlbruch, H., Mehmet, M., Lück, H., & Danzmann, K. (2019). Increasing the Astrophysical Reach of the Advanced Virgo Detector via the Application of Squeezed Vacuum States of Light. Physical Review Letters, 123 (23), 231108. doi:10.1103/PhysRevLett.123.231108
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