Overview of the LAMOST survey in the first decade

H Yan, H Li, S Wang, W Zong, H Yuan, M Xiang… - The Innovation, 2022 - cell.com
The Large Sky Area Multi-Object Fiber Spectroscopic Telescope (LAMOST), also known as
the Guoshoujing Telescope, is a major national scientific facility for astronomical research …

On the neutron star/black hole mass gap and black hole searches

Y Shao - Research in Astronomy and Astrophysics, 2022 - iopscience.iop.org
Mass distribution of black holes in low-mass X-ray binaries previously suggested the
existence of a∼ 2–5 M⊙ mass gap between the most massive neutron stars and the least …

Gaia Data Release 3-Ellipsoidal variables with possible black hole or neutron star secondaries

R Gomel, T Mazeh, S Faigler, D Bashi, L Eyer… - Astronomy & …, 2023 - aanda.org
As part of Gaia Data Release 3, a large number of ellipsoidal variables were identified with
supervised classification. The periodic variability of these ellipsoidals is presumably induced …

The 'Giraffe': discovery of a stripped red giant in an interacting binary with an ∼2 M lower giant

T Jayasinghe, TA Thompson… - Monthly Notices of …, 2022 - academic.oup.com
We report the discovery of a stripped giant+ lower giant Algol-type binary, 2M04123153+
6738486 (2M0412), identified during a search for non-interacting compact object–star …

High tide: a systematic search for ellipsoidal variables in ASAS-SN

DM Rowan, KZ Stanek, T Jayasinghe… - Monthly Notices of …, 2021 - academic.oup.com
The majority of non-merging stellar mass black holes are discovered by observing high
energy emission from accretion processes. Here, we pursue the large, but still mostly …

A search for compact object companions to high mass function single-lined spectroscopic binaries in Gaia DR3

T Jayasinghe, DM Rowan, TA Thompson… - Monthly Notices of …, 2023 - academic.oup.com
ABSTRACT Gaia Data Release 3 (DR3) provides> 181 000 radial velocity (RV) solutions for
single-lined spectroscopic binaries (SB1s) that can be used to search for non-interacting …

Searching for compact objects in binaries with Gaia DR3

JB Fu, WM Gu, ZX Zhang, T Yi, SY Qi… - The Astrophysical …, 2022 - iopscience.iop.org
We search for compact objects in binaries based on Gaia DR3. A sample of 10 targets is
derived under the following conditions: the radial velocity variable, low temperature (T eff< …

Minute-cadence observations of the LAMOST fields with the TMTS: I. Methodology of detecting short-period variables and results from the first-year survey

J Lin, X Wang, J Mo, G Xi, J Zhang… - Monthly Notices of …, 2022 - academic.oup.com
ABSTRACT Tsinghua University-Ma Huateng Telescopes for Survey (TMTS), located at
Xinglong Station of NAOC, has a field of view up to 18 deg2. The TMTS has started to …

Noninteracting black hole binaries with Gaia and LAMOST

G Wiktorowicz, Y Lu, Ł Wyrzykowski… - The Astrophysical …, 2020 - iopscience.iop.org
Until recently, black holes (BHs) could be discovered only through accretion from other stars
in X-ray binaries, or in merging double compact objects. Improvements in astrometric and …

A White Dwarf–Main-sequence Binary Unveiled by Time-domain Observations from LAMOST and TESS

LL Zheng, WM Gu, M Sun, ZX Zhang, T Yi… - The Astrophysical …, 2022 - iopscience.iop.org
We report a single-lined white dwarf–main-sequence binary system, LAMOST J172900. 17+
652952.8, which is discovered by the Large Sky Area Multi-Object Fibre Spectroscopic …