activity
20132026
most citedAn isolated mass gap black hole or neutron star detected with astrometric microlensing

140 citations · 899 across the 43 of their papers we have counts for

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Showing astro-ph.SRShow all

8 papers · 1 filter

astro-ph.SR2026

A Search For Stellar-mass Black Holes Via Astrometric Microlensing II: 2012-2015 Keck Candidates

Mace J. Huston, Jessica R. Lu, Casey Y. Lam +58

The Milky Way is expected to host 10 stellar-mass black holes with an uncertain binary fraction. The only proven method to detect isolated stellar mass black holes is gra…

astro-ph.SR2026

Black hole astrometric binaries in the Roman Galactic Bulge Time Domain Survey

Casey Y. Lam, Jessica R. Lu, Kareem El-Badry +6

The Nancy Grace Roman Space Telescope (Roman), NASA's next flagship mission, is currently scheduled to launch in August 2026. As part of its mission, Roman will conduct the Galacti…

astro-ph.SR2025

Assessing the Impact of Binary Systems on Microlensing Using SPISEA and PopSyCLE Population Simulations

Natasha S. Abrams, Jessica R. Lu, Casey Y. Lam +3

Gravitational microlensing provides a unique opportunity to probe the mass distribution of stars, black holes, and other objects in the Milky Way. Population simulations are necess…

astro-ph.SR2022★ 15 cited

Searching for a Hypervelocity White Dwarf Companion: A Proper Motion Survey of SN 1006

Joshua V. Shields, Wolfgang Kerzendorf, Matthew W. Hosek +7

Type Ia Supernovae (SNe Ia) are securely understood to come from the thermonuclear explosion of a white dwarf as a result of binary interaction, but the nature of that binary inter…

astro-ph.SR2019★ 55 cited

PopSyCLE: A New Population Synthesis Code for Compact Object Microlensing Events

Casey Y. Lam, Jessica R. Lu, Matthew W. Hosek +2

We present a new Milky Way microlensing simulation code, dubbed PopSyCLE (Population Synthesis for Compact object Lensing Events). PopSyCLE is the first resolved microlensing simul…

astro-ph.SR2019★ 25 cited

The Quintuplet Cluster: Extended Structure and Tidal Radius

Nicholas Z. Rui, Matthew W. Hosek, Jessica R. Lu +4

The Quintuplet star cluster is one of only three known young ( Myr) massive (M M) clusters within pc of the Galactic Center. In order to explore star…

astro-ph.SR2018★ 27 cited

An Adaptive Optics Survey of Stellar Variability at the Galactic Center

Abhimat Krishna Gautam., Tuan Do, Andrea M. Ghez +9

We present a year adaptive optics (AO) study of stellar variability and search for eclipsing binaries in the central pc () of the Milky Way nuc…

astro-ph.SR2015

The Arches Cluster: Extended Structure and Tidal Radius

Matthew W. Hosek, Jessica R. Lu, Jay Anderson +3

At a projected distance of ~26 pc from Sgr A*, the Arches cluster provides insight to star formation in the extreme Galactic Center (GC) environment. Despite its importance, many k…