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Articles by Sébastien Vievard

Spectroscopy using a visible photonic lantern at the Subaru telescope: Laboratory characterization and first on-sky demonstration on Ikiiki (α Leo) and `Aua (α Ori)
14 November 2024 by Sébastien Vievard and others
Instrumentation and Methods for Astrophysics
Spectral characterization of a 3-port photonic lantern for application to spectroastrometry
4 November 2024 by Yoo Jung Kim and others
Instrumentation and Methods for Astrophysics, Optics
Weighing Single-lined Spectroscopic Binaries Using Tidal Effects on Radial Velocities: The Case of V723 Monocerotis
29 October 2024 by Mio Tomoyoshi and others
Solar and Stellar Astrophysics, Earth and Planetary Astrophysics
SCExAO/CHARIS Near-Infrared Scattered-Light Imaging and Integral Field Spectropolarimetry of the AB Aurigae Protoplanetary System
15 October 2024 by Erica Dykes and others
Earth and Planetary Astrophysics, Instrumentation and Methods for Astrophysics
Design, scientific goals, and performance of the SCExAO survey for planets around accelerating stars
10 September 2024 by Mona Morsy and others
Earth and Planetary Astrophysics, Instrumentation and Methods for Astrophysics
Spectral interferometric wavefront sensing: a solution for petalometry at Subaru/SCExAO
8 September 2024 by Vincent Déo and others
Instrumentation and Methods for Astrophysics
Photonic chip for visible interferometry: laboratory characterization and comparison with the theoretical model
5 September 2024 by Manon Lallement and others
Instrumentation and Methods for Astrophysics
Photonic beam-combiner for visible interferometry with SCExAO/FIRST: laboratory characterization and design optimization
5 September 2024 by Manon Lallement and others
Instrumentation and Methods for Astrophysics
Dynamical and Atmospheric Characterization of the Substellar Companion HD 33632 Ab from Direct Imaging, Astrometry, and Radial-Velocity Data
29 July 2024 by Mona Morsy and others
Earth and Planetary Astrophysics, Solar and Stellar Astrophysics
AO3k at Subaru: First on-sky results of the facility extreme-AO
27 July 2024 by Julien Lozi and others
Instrumentation and Methods for Astrophysics
The GLINT nulling interferometer: improving nulls for high-contrast imaging
25 July 2024 by Eckhart Spalding and others
Instrumentation and Methods for Astrophysics
Exo-NINJA at Subaru: fiber-fed spectro-imaging of exoplanets and circumstellar disks at R\sim4000
23 July 2024 by Mona Morsy and others
Instrumentation and Methods for Astrophysics, Earth and Planetary Astrophysics
Visible Photonic Lantern integration, characterization and on-sky testing on Subaru/SCExAO
22 July 2024 by Sébastien Vievard and others
Instrumentation and Methods for Astrophysics
Gliese 12 b: A temperate Earth-sized planet at 12 pc ideal for atmospheric transmission spectroscopy
23 May 2024 by Masayuki Kuzuhara and others
Earth and Planetary Astrophysics, Solar and Stellar Astrophysics
The Discovery and Follow-up of Four Transiting Short-period Sub-Neptunes Orbiting M dwarfs
21 May 2024 by Yutaka Hori and others
Earth and Planetary Astrophysics
Direct-imaging Discovery of a Substellar Companion Orbiting the Accelerating Variable Star, HIP 39017
15 May 2024 by Taylor Tobin and others at LogoUniversity of Michigan
Solar and Stellar Astrophysics, Earth and Planetary Astrophysics
SCExAO/CHARIS Multi-Wavelength, High-Contrast Imaging of the BD+45^\circ598 Debris Disk
7 May 2024 by Maria Vincent and others
Earth and Planetary Astrophysics, Solar and Stellar Astrophysics
Transit Spectroscopy of K2-33b with Subaru/IRD: Spin-Orbit Alignment and Tentative Atmospheric Helium
10 April 2024 by Teruyuki Hirano and others at LogoASTRON
Earth and Planetary Astrophysics, Solar and Stellar Astrophysics
Testing magnetospheric accretion as an Hα emission mechanism of embedded giant planets: The case study for the disk exhibiting meridional flow around HD 163296
8 January 2024 by Yasuhiro Hasegawa and others
Earth and Planetary Astrophysics
Real-time experimental demonstrations of a photonic lantern wavefront sensor
20 December 2023 by Jonathan Lin and others at LogoASTRON
Instrumentation and Methods for Astrophysics
Spectroastrometry and Imaging Science with Photonic Lanterns on Extremely Large Telescopes
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30 November 2023 by Yoo Jung Kim and others
Instrumentation and Methods for Astrophysics
Nonlinear wavefront reconstruction from a pyramid sensor using neural networks
5 November 2023 by Alison Wong and others
Instrumentation and Methods for Astrophysics
Planetary companions orbiting the M dwarfs GJ 724 and GJ 3988. A CARMENES and IRD collaboration
9 October 2023 by Paola Gorrini and others
Earth and Planetary Astrophysics
The path to detecting extraterrestrial life with astrophotonics
15 September 2023 by Nemanja Jovanovic and others at LogoASTRON
Instrumentation and Methods for Astrophysics, Earth and Planetary Astrophysics
Photonic spectro-interferometry with SCExAO/FIRST at the Subaru Telescope: towards H-alpha imaging of protoplanets
28 August 2023 by Sébastien Vievard and others
Instrumentation and Methods for Astrophysics
Single-aperture spectro-interferometry in the visible at the Subaru telescope with FIRST: First on-sky demonstration on Keho'oea (α Lyrae) and Hokulei (α Aurigae)
19 July 2023 by Sébastien Vievard and others
Instrumentation and Methods for Astrophysics
From Dust to Nanodust: Resolving Circumstellar Dust from the Colliding-Wind Binary Wolf-Rayet (WR) 140
23 May 2023 by Ryan Lau and others
Solar and Stellar Astrophysics
A spectroscopic thermometer: individual vibrational band spectroscopy with the example of OH in the atmosphere of WASP-33b
18 May 2023 by Sam O. M. Wright and others
Earth and Planetary Astrophysics
Direct Imaging and Astrometric Detection of a Gas Giant Planet Orbiting an Accelerating Star
13 April 2023 by Thayne Currie and others
Earth and Planetary Astrophysics, Instrumentation and Methods for Astrophysics
Absence of extended atmospheres in low-mass star radius-gap planets GJ 9827 b, GJ 9827 d and TOI-1235 b
17 March 2023 by Vigneshwaran Krishnamurthy and others
Earth and Planetary Astrophysics
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