Siyi Xu

activity

20232026

most citedProbing the early Milky Way with GHOST spectra of an extremely metal-poor star in the Galactic disk

17 citations · 24 across the 8 of their papers we have counts for

collaborators

Showing 2025Show all

2 papers · 1 filter

astro-ph.SR2025

A magnetic white dwarf formed through a binary merger within 35 million years

Huahui Yan, Jiamao Lin, Rizhong Zheng +15

White dwarfs (WDs) represent the final evolutionary stage of most stars, typically originating from progenitor stars with masses below approximately 8 $M_{⊙}$ to 10 $M_{⊙}$ …

astro-ph.EP2025

A Machine-Learning Compositional Study of Exoplanetary Material Accreted Onto Five Helium-Atmosphere White Dwarfs with $cecilia$

Mariona Badenas-Agusti, Siyi Xu, Andrew Vanderburg +8

We present the first application of the Machine Learning (ML) pipeline $cecilia$ to determine the physical parameters and photospheric composition of five metal-polluted H…

A magnetic white dwarf formed through a binary merger within 35 million years

A Machine-Learning Compositional Study of Exoplanetary Material Accreted Onto Five Helium-Atmosphere White Dwarfs with cecilia

A Machine-Learning Compositional Study of Exoplanetary Material Accreted Onto Five Helium-Atmosphere White Dwarfs with $cecilia$