GZ
G. Zins
astro-ph.IMastro-ph.EPastro-ph.SRastro-ph.GAastro-phgr-qcastro-ph.HEphysics.opticsphysics.class-ph
On Valency
published · living versionsW_e292bt9v·v1 · currentpublished
Deep Images of the Galactic Center with GRAVITY
with GRAVITY Collaboration, R. Abuter, N. Aimar, A. Amorim +63
1 version
W_wtvfdjv6·v1published
W_ms5ca8v9·v1published
Preprints & journals
89 papers in the corpus · 2005–2026Improving constraints on the Yukawa correction at the Galactic Center with multiple stellar orbits2609.07693v2 · K. Abd El Dayem, N. Aimar, A. Berdeu et al.2026 · 0 citationsarXiv
Discovery of a star sensitive to the spin of Sagittarius A.42618794 · Abd El Dayem, K, Abuter, R, Aimar, N et al.2026 · 4 citationsNature. 2026;657(8131):359-363
Discovery of a star sensitive to the spin of Sgr A*2607.12664v1 · K. Abd El Dayem, R. Abuter, N. Aimar et al.2026 · 1 citationarXivon Valency
On-sky Fibre-Target-Alignment of the 4MOST instrument: calibration and performance2606.27882v1 · Roland Winkler, Weijia Sun, Daniel Sablowski et al.2026 · 0 citationsarXiv
The SOXS Spectrograph Instrument Control Software2604.24214v1 · Davide Ricci, Bernardo Salasnich, Andrea Baruffolo et al.2026 · 0 citationsJ. Astron. Telesc. Instrum. Syst. 12(2), 024005 (2026)
Cold and eccentric: a high-spectral resolution view of 51 Eri b with VLT/HiRISE2602.10260v2 · A. Denis, A. Vigan, G. Chauvin et al.2026 · 0 citationsarXiv
NIRPS tightens the mass estimate of GJ 3090 b and detects a planet near the stellar rotation period2601.09330v2 · Pierrot Lamontagne, Drew Weisserman, Charles Cadieux et al.2026 · 1 citationA&A, 706 (2026) A278
NIRPS and TESS reveal a peculiar system around the M dwarf TOI-756: A transiting sub-Neptune and a cold eccentric giant2510.14927v1 · L'ena Parc, Francois Bouchy, Neil J. Cook et al.2025 · 5 citationsA&A, 702, A138 (2025)
First Light for the GRAVITY+ Adaptive Optics: Extreme Adaptive Optics for the Very Large Telescope Interferometer2509.21431v2 · GRAVITY+ Collaboration: F. Allouche, C. Bailet, M. Benisty et al.2025 · 10 citationsarXiv
Quantifying thermal water dissociation in the dayside photosphere of WASP-121 b using NIRPS2508.06626v1 · Luc Bazinet, Romain Allart, Bjorn Benneke et al.2025 · 4 citationsA&A 701, A276 (2025)
Diving into the planetary system of Proxima with NIRPS -- Breaking the metre per second barrier in the infrared2507.21751v1 · Alejandro Su'arez Mascareno, 'Etienne Artigau, Lucile Mignon et al.2025 · 12 citations2025, A&A, 700, A11
NIRPS joining HARPS at ESO 3.6 m. On-sky performance and science objectives2507.21767v1 · Francois Bouchy, Rene Doyon, Francesco Pepe et al.2025 · 30 citationsA&A, 700, A10 (2025)
Blind search for activity-sensitive lines in the near-infrared using HARPS and NIRPS observations of Proxima and Gl 5812507.21262v1 · Joao Gomes da Silva, Elisa Delgado-Mena, Nuno C. Santos et al.2025 · 4 citationsarXiv
NIRPS detection of delayed atmospheric escape from the warm and misaligned Saturn-mass exoplanet WASP-69b2507.21284v1 · Romain Allart, Yann Carteret, Vincent Bourrier et al.2025 · 7 citationsarXiv
Characterization of AF Lep b at high spectral resolution with VLT/HiRISE2502.19558v1 · A. Denis, A. Vigan, J. Costes et al.2025 · 14 citationsarXiv
The VLT/ERIS vortex coronagraph: design, pointing control, and on-sky performance2407.14406v1 · Gilles Orban de Xivry, Olivier Absil, Robert J. De Rosa et al.2024 · 1 citationProceedings of the SPIE, Volume 13097, id. 13097-42 (2024)
NIRPS first light and early science: breaking the 1 m/s RV precision barrier at infrared wavelengths2406.08304v2 · 'Etienne Artigau, Francois Bouchy, Ren'e Doyon et al.2024 · 0 citationsarXiv
High contrast at short separation with VLTI/GRAVITY: Bringing Gaia companions to light2406.04003v1 · N. Pourr'e, T.O. Winterhalder, J.-B. Le Bouquin et al.2024 · 11 citationsarXiv
GRAVITY for MATISSE -- Improving the MATISSE performance with the GRAVITY fringe tracker2405.20730v2 · J. Woillez, R. Petrov, R. Abuter et al.2024 · 9 citationsA&A 688, A190 (2024)
Astrometric detection of a Neptune-mass candidate planet in the nearest M-dwarf binary system GJ65 with VLTI/GRAVITY2404.08746v1 · R.Abuter, A.Amorim, M.Benisty et al.2024 · 6 citationsarXiv
A dynamical measure of the black hole mass in a quasar 11 billion years ago.38286342 · Abuter, R, Allouche, F, Amorim, A et al.2024 · 69 citationsNature. 2024;627(8003):281-285
First light of VLT/HiRISE: High-resolution spectroscopy of young giant exoplanets2309.12390v2 · A. Vigan, M. El Morsy, M. Lopez et al.2023 · 32 citationsarXiv
The beta Pictoris system: Setting constraints on the planet and the disk structures at mid-IR wavelengths with NEAR2303.15155v1 · Nour Skaf, Anthony Boccaletti, Eric Pantin et al.2023 · 16 citationsarXiv
The GRAVITY+ Project: Towards All-sky, Faint-Science, High-Contrast Near-Infrared Interferometry at the VLTI2301.08071v1 · GRAVITY+ Collaboration: Roberto Abuter, Patricio Alarcon, Fatme Allouche et al.2023 · 26 citationsarXiv
CUBES: a UV spectrograph for the future2212.12791v1 · S. Covino, S. Cristiani, J. M. Alcala' et al.2022 · 1 citationarXiv
Locating dust and molecules in the inner circumstellar environment of R~Sculptoris with MATISSE2208.10845v1 · Julien Drevon, Florentin Millour, Pierre Cruzalebes et al.2022 · 5 citationsarXiv
NIRPS Front-End: Design, performance, and lessons learned2207.14143v1 · N. Blind, U. Conod, A. de Meideros et al.2022 · 1 citationarXiv
Connecting SPHERE and CRIRES+ for the characterisation of young exoplanets at high spectral resolution: status update of VLT/HiRISE2207.06436v1 · A. Vigan, M. Lopez, M. El Morsy et al.2022 · 4 citationsarXiv
First Light for GRAVITY Wide: Large Separation Fringe Tracking for the Very Large Telescope Interferometer2206.00684v2 · GRAVITY+ Collaboration: R. Abuter, F. Allouche, A. Amorim et al.2022 · 37 citationsA&A 665, A75 (2022)
Calibration of quasi-static aberrations in exoplanet direct-imaging instruments with a Zernike phase-mask sensor. IV. Temporal stability of non-common path aberrations in VLT/SPHERE2202.10470v1 · A. Vigan, K. Dohlen, M. N'Diaye et al.2022 · 20 citationsA&A 660, A140 (2022)
Thermal imaging of dust hiding the black hole in NGC 1068.35173340 · Gámez Rosas, Violeta, Isbell, Jacob W, Jaffe, Walter et al.2022 · 96 citationsNature. 2022;602(7897):403-407
Deep Images of the Galactic Center with GRAVITY2112.07477v1 · R. Abuter, N. Aimar, A. Amorim et al.2021 · 37 citationsA&A 657, A82 (2022)on Valency
VLTI-MATISSE L- and N-band aperture-synthesis imaging of the unclassified B[e] star FS Canis Majoris2111.12458v1 · K.-H. Hofmann, A. Bensberg, D. Schertl et al.2021 · 14 citationsarXiv
MATISSE, the VLTI mid-infrared imaging spectro-interferometer2110.15556v3 · B. Lopez, S. Lagarde, R.G. Petrov et al.2021 · 77 citationsA&A 659, A192 (2022)
Constraining particle acceleration in Sgr A* with simultaneous GRAVITY, Spitzer, NuSTAR and Chandra observations2107.01096v1 · R. Abuter, A. Amorim, M. Baubock et al.2021 · 67 citationsA&A 654, A22 (2021)
First MATISSE L-band observations of HD 179218. Is the inner 10 au region rich in carbon dust particles?2106.12947v2 · E.Kokoulina, A. Matter, B. Lopez et al.2021 · 13 citationsA&A 652, A61 (2021)
MOLsphere and pulsations of the Galactic Center's red supergiant GCIRS 7 from VLTI/GRAVITY2105.09832v1 · G. Rodr'iguez-Coira, T. Paumard, G. Perrin et al.2021 · 4 citationsA&A 651, A37 (2021)
Author Correction: Imaging low-mass planets within the habitable zone of α Centauri.33953194 · Wagner, K, Boehle, A, Pathak, P et al.2021 · 2 citationsNature communications. 2021;12(1):2651
A measure of the size of the magnetospheric accretion region in TW Hydrae2104.06441v1 · R. Garcia Lopez, A. Natta, A. Caratti o Garatti et al.2021 · 46 citationsNature 2020, 584, 547
Mid-infrared circumstellar emission of the long-period Cepheid l Carinae resolved with VLTI/MATISSE2103.17014v1 · V. Hocd'e, N. Nardetto, A. Matter et al.2021 · 12 citationsarXiv
Imaging low-mass planets within the habitable zone of α Centauri.33568657 · Wagner, K, Boehle, A, Pathak, P et al.2021 · 54 citationsNature communications. 2021;12(1):922
Improved GRAVITY astrometric accuracy from modeling of optical aberrations2101.12098v1 · R. Abuter, A. Amorim, M. Baubock et al.2021 · 195 citationsA&A 647, A59 (2021)
Design, pointing control, and on-sky performance of the mid-infrared vortex coronagraph for the VLT/NEAR experiment2012.08190v1 · A.-L. Maire, E. Huby, O. Absil et al.2020 · 11 citationsJ. of Astronomical Telescopes, Instruments, and Systems, 6(3), 035003 (2020)
The asymmetric inner disk of the Herbig Ae star HD 163296 in the eyes of VLTI/MATISSE: evidence for a vortex?2012.05697v1 · J. Varga, M. Hogerheijde, R. van Boekel et al.2020 · 46 citationsA&A 647, A56 (2021)
The GRAVITY Young Stellar Object survey IV. The CO overtone emission in 51 Oph at sub-au scales2011.05955v1 · M. Koutoulaki, R. Garcia Lopez, A. Natta et al.2020 · 2 citationsarXiv
Detection of faint stars near SgrA* with GRAVITY2011.03058v2 · R. Abuter, A. Amorim, M. Baubock et al.2020 · 35 citationsA&A 645, A127 (2021)on Valency
Dynamically important magnetic fields near the event horizon of Sgr A*2009.01859v2 · A. Jim'enez-Rosales, J. Dexter, F. Widmann et al.2020 · 73 citationsarXiv
Infrared wavefront sensing for adaptive optics assisted Galactic Center observations with the VLT interferometer and GRAVITY: operation and results2006.08414v2 · Stefan Hippler, Wolfgang Brandner, Silvia Scheithauer et al.2020 · 0 citationsarXiv
The Flux Distribution of Sgr A*2004.07185v2 · R. Abuter, A. Amorim, M Bauboeck et al.2020 · 64 citationsA&A 638, A2 (2020)
Detection of the Schwarzschild precession in the orbit of the star S2 near the Galactic centre massive black hole2004.07187v1 · R. Abuter, A. Amorim, M. Bauboeck et al.2020 · 567 citationsarXivon Valency
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