activity
20132025
most citedThe clustering of galaxies in the completed SDSS-III Baryon Oscillation Spectroscopic Survey: cosmological analysis of the DR12 galaxy sample

3.1k citations · 4.7k across the 26 of their papers we have counts for

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Showing astro-ph.GAShow all

7 papers · 1 filter

astro-ph.GA2024★ 37 cited

FLIMFLAM DR1: The First Constraints on the Cosmic Baryon Distribution from 8 FRB sightlines

Ilya S. Khrykin, Metin Ata, Khee-Gan Lee +15

The dispersion measure of fast radio bursts (FRBs), arising from the interactions of the pulses with free electrons along the propagation path, constitutes a unique probe of the co…

astro-ph.GA2023★ 41 cited

The FRB20190520B Sightline Intersects Foreground Galaxy Clusters

Khee-Gan Lee, Ilya S. Khrykin, Sunil Simha +7

The repeating fast radio burst FRB20190520B is an anomaly of the FRB population thanks to its high dispersion measure (DMpc/cc) despite its low redshift of $z_\mathrm{frb}…

astro-ph.GA2023★ 18 cited

Observational Evidence for Large-Scale Gas Heating in a Galaxy Protocluster at z=2.30

Chenze Dong, Khee-Gan Lee, Metin Ata +2

We report a galaxy protocluster (COSTCO-I) in the COSMOS field, where the Lyman- forest as seen in the CLAMATO IGM tomography survey does not show significant absorptio…

astro-ph.GA2023★ 4 cited

Searching for the sources of excess extragalactic dispersion of FRBs

Sunil Simha, Khee-Gan Lee, J. Xavier Prochaska +11

The FLIMFLAM survey is collecting spectroscopic data of field galaxies near fast radio burst (FRB) sightlines to constrain key parameters describing the distribution of matter in t…

astro-ph.GA2022★ 2 cited

The Dependence of Galaxy Properties on the Underlying 3D Matter Density Field at 2.0 < z < 2.5

Rieko Momose, Khee-Gan Lee, Benjamin Horowitz +2

We study the environmental effect of galaxy evolution as a function of the underlying 3D dark matter density for the first time at , in which the underlying matter density…

astro-ph.GA2022★ 5 cited

The Seventeenth Data Release of the Sloan Digital Sky Surveys: Complete Release of MaNGA, MaStar and APOGEE-2 Data

Abdurro'uf, Katherine Accetta, Conny Aerts +337

This paper documents the seventeenth data release (DR17) from the Sloan Digital Sky Surveys; the fifth and final release from the fourth phase (SDSS-IV). DR17 contains the complete…

astro-ph.GA2017★ 681 cited

The Fourteenth Data Release of the Sloan Digital Sky Survey: First Spectroscopic Data from the extended Baryon Oscillation Spectroscopic Survey and from the second phase of the Apache Point Observatory Galactic Evolution Experiment

Bela Abolfathi, D. S. Aguado, Gabriela Aguilar +344

The fourth generation of the Sloan Digital Sky Survey (SDSS-IV) has been in operation since July 2014. This paper describes the second data release from this phase, and the fourtee…