activity
19932025
most citedA Survey of z>5.8 Quasars in the Sloan Digital Sky Survey I: Discovery of Three New Quasars and the Spatial Density of Luminous Quasars at z~6

954 citations · 11.3k across the 141 of their papers we have counts for

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Showing 2021Show all

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astro-ph.GA2021★ 5 cited

The Central 300 pc of the Galaxy Probed by Infrared Spectra of H and CO: III. Locations of Sgr B2 and Star

Takeshi Oka, T. R. Geballe

Using a simple relation between the radial expansion velocity of diffuse gas in the Central Molecular Zone (CMZ) of the Galaxy and its distance from Sgr A we estimate the ph…

astro-ph.SR2021★ 22 cited

Near-infrared studies of nova V1674 Herculis: A shocking record-breaker

C. E. Woodward, D. P. K. Banerjee, T. R. Geballe +3

We present near infrared spectroscopy of Nova Herculis 2021 (V1674 Her), obtained over the first 70 days of its evolution. This fastest nova on record displays a rich emission line…

astro-ph.SR2021

The 2019 outburst of the 2005 classical nova V1047 Cen: a record breaking dwarf nova outburst or a new phenomenon?

E. Aydi, K. V. Sokolovsky, J. S. Bright +28

We present a detailed study of the 2019 outburst of the cataclysmic variable V1047~Cen, which hosted a classical nova eruption in 2005. The peculiar outburst occurred 14 years afte…

astro-ph.GA2021★ 15 cited

Observations and analysis of CH vibrational emissions from the young, carbon-rich planetary nebula NGC 7027: a textbook example of chemical pumping

David A. Neufeld, Benjamin Godard, P. Bryan Changala +5

We discuss the detection of 14 rovibrational lines of CH, obtained with the iSHELL spectrograph on NASA's Infrared Telescope Facility (IRTF) on Maunakea. Our observations in th…

astro-ph.GA2021★ 7 cited

The Interstellar Medium toward the Galactic Center Source 2MASS J17470898-2829561

T. R. Geballe, Yvonne Pendleton, Jean Chiar +1

We describe and discuss remarkable infrared spectra, covering key portions of the m wavelength interval, of the probable OH/IR supergiant 2MASS J174708982829561 (2M1747…