works on

From the 1 of 8 linked papers with an AI index.

collaborators

8 papers

astro-ph.SR2026

SPHEREx Ultracool Dwarf spectrophotometric Atlas (SUDA): Atmospheric and Fundamental Parameters of Ultracool Dwarfs

Zhijun Tu, Shu Wang, Haomiao Huang +2

The paper presents the SPHEREx Ultracool Dwarf spectrophotometric Atlas (SUDA), a homogeneous dataset of 1675 field ultracool dwarfs with continuous 0.75–5 µm spectra, and derives…

astro-ph.SR2026

A Search for Variability of Ultracool Dwarfs with the Zwicky Transient Facility

Haomiao Huang, Shu Wang, Xiaodian Chen +2

Rotationally modulated photometric variability of ultracool dwarfs encodes key information about cloud structure and temperature contrasts. Large homogeneous optical datasets are c…

astro-ph.SR2025

A Morpho-kinematic Study of Galactic High-ADF PNe Based on the VLT/UVES Deep Spectroscopy

Haomiao Huang, Xuan Fang, Jorge Garcia-Rojas +3

We report detailed analyses of deep, high-resolution spectra of three Galactic planetary nebulae (PNe) with high abundance discrepancy factors (ADFs), Hf2-2, M1-42 and NGC6153, obt…

astro-ph.SR2025

PyEMILI: A New Generation Computer-aided Spectral Line Identifier -- II. Emission-line Identification and Plasma Diagnostics of a Sample of Gaseous Nebulae

Zhijun Tu, Xuan Fang, Jorge García-Rojas +2

In order to test the robustness and reliability of the new generation spectral-line identifier PyEMILI, as initially introduced in Paper I, in line identification and establish a r…

astro-ph.SR2025

A Large Sample of JWST/NIRSpec Brown Dwarfs: New Distant Discoveries

Zhijun Tu, Shu Wang, Xiaodian Chen +1

Brown dwarfs are essential probes of stellar and planetary formation, yet their low luminosities pose challenges for detection at large Galactic distances. The James Webb Space Tel…

astro-ph.IM2025

The Mini-SiTian Array: first-two-year operation

Min He, Hong Wu, Liang Ge +70

The SiTian project, designed to utilize 60 telescopes distributed across multiple sites in China, is a next-generation time-domain survey initiative. As a pathfinder for the SiTian…