activity
20182025
most citedThe cool brown dwarf Gliese 229 B is a close binary

29 citations · 93 across the 6 of their papers we have counts for

collaborators

6 papers

astro-ph.HE2025

IXPE Observations of the Blazar Mrk 501 in 2022: A Multiwavelength View

L. Lisalda, E. Gau, H. Krawczynski +157

The blazar Markarian 501 (Mrk 501) was observed on three occasions over a 4-month period between 2022 March and 2022 July with the Imaging X-ray Polarimetry Explorer (IXPE). In thi…

astro-ph.SR2024★ 29 cited

The cool brown dwarf Gliese 229 B is a close binary

Jerry W. Xuan, A. Mérand, W. Thompson +76

Owing to their similarities with giant exoplanets, brown dwarf companions of stars provide insights into the fundamental processes of planet formation and evolution. From their orb…

astro-ph.SR2024★ 17 cited

Fresh view of the hot brown dwarf HD 984 B through high-resolution spectroscopy

J. C. Costes, J. W. Xuan, A. Vigan +26

Context. High-resolution spectroscopy has the potential to drive a better understanding of the atmospheric composition, physics, and dynamics of young exoplanets and brown dwarfs,…

astro-ph.EP2022★ 21 cited

ALMA Images the Eccentric HD 53143 Debris Disk

Meredith A. MacGregor, Spencer A. Hurt, Christopher C. Stark +6

We present ALMA 1.3 mm observations of the HD~53143 debris disk - the first infrared or millimeter image produced of this ~1 Gyr-old solar-analogue. Previous HST STIS coronagraphic…

astro-ph.IM2020★ 13 cited

Direct Multipixel Imaging and Spectroscopy of an Exoplanet with a Solar Gravity Lens Mission

Slava G. Turyshev, Michael Shao, Viktor T. Toth +15

We examined the solar gravitational lens (SGL) as the means to produce direct high-resolution, multipixel images of exoplanets. The properties of the SGL are remarkable: it offers…

astro-ph.IM2018★ 13 cited

Direct Multipixel Imaging and Spectroscopy of an Exoplanet with a Solar Gravity Lens Mission

Slava G. Turyshev, Michael Shao, Leon Alkalai +17

The remarkable optical properties of the solar gravitational lens (SGL) include major brightness amplification (~1e11 at wavelength of 1 um) and extreme angular resolution (~1e-10…