Publications (68)
New Neighbors from 2MASS: Activity and Kinematics at the Bottom of the Main Sequence
John E. Gizis, David G. Monet, I. Neill Reid +3
New Close Binary Systems from the SDSS-I (Data Release Five) and the Search for Magnetic White Dwarfs in Cataclysmic Variable Progenitor Systems
Nicole M. Silvestri, Mara P. Lemagie, Suzanne L. Hawley +13
The Discovery of Two Nearby Carbon Dwarfs
Patrick J. Lowrance, J. Davy Kirkpatrick, I. Neill Reid +2
Substellar Companions to Main Sequence Stars: No Brown Dwarf Desert at Wide Separations
John E. Gizis, J. Davy Kirkpatrick, Adam Burgasser +4
Post-T Tauri Stars in the Nearest OB Association
Eric E. Mamajek, Michael R. Meyer, James Liebert
Discovery of New Ultracool White Dwarfs in the Sloan Digital Sky Survey
Evalyn Gates, Geza Gyuk, Hugh C. Harris +14
The Spectra of T Dwarfs I: Near-Infrared Data and Spectral Classification
Adam J. Burgasser, J. Davy Kirkpatrick, Michael E. Brown +9
Discovery of a Magnetic DZ White Dwarf with Zeeman-Split Lines of Heavy Elements
I. Neill Reid, James Liebert, Gary D. Schmidt
Activity and Kinematics of Ultracool Dwarfs Including An Amazing Flare Observation
Sarah J. Schmidt, Kelle L. Cruz, Bethany J. Bongiorno +2
Sixty-seven Additional L Dwarfs Discovered by the Two Micron All Sky Survey (2MASS)
J. Davy Kirkpatrick, I. Neill Reid, James Liebert +6
Blue Horizontal Branch Stars in Old, Metal-Rich Stellar Systems
Ruth C. Peterson, Bruce W. Carney, Ben Dorman +5
A Sample of Very Young Field L Dwarfs and Implications for the Brown Dwarf "Lithium Test" at Early Ages
J. Davy Kirkpatrick, Kelle L. Cruz, Travis S. Barman +9
Detection of H Alpha Emission in a Methane (T-Type) Brown Dwarf
Adam J. Burgasser, J. Davy Kirkpatrick, I. Neill Reid +3
Enigmas from the Sloan Digital Sky Survey DR7 Kleinman White Dwarf Catalog
James Liebert, Lilia Ferrario, Dayal Wickramasinghe +1
The True Incidence of Magnetism among Field White Dwarfs
James Liebert, P. Bergeron, J. B. Holberg
SDSS J042348.57-041403.5AB: A Brown Dwarf Binary Straddling the L/T Transition
Adam J. Burgasser, I. Neill Reid, S. K. Leggett +3
Brown Dwarf Companions to G-type Stars. I: Gliese 417B and Gliese 584C
J. Davy Kirkpatrick, Conard C. Dahn, David G. Monet +4
Rare White dwarf stars with carbon atmospheres
P. Dufour, James Liebert, G. Fontaine +1
On the Nature of the Unique H$α$-Emitting T Dwarf 2MASS J12373919+6526148
James Liebert, Adam J. Burgasser
A Comprehensive Spectroscopic Analysis of DB White Dwarfs
P. Bergeron, F. Wesemael, Pierre Dufour +9
Observational Tests and Predictive Stellar Evolution
P. A. Young, E. E. Mamajek, David Arnett +1
Using the Galactic Dynamics of M7 Dwarfs to Infer the Evolution of Their Magnetic Activity
Andrew A. West, John J. Bochanski, Suzanne L. Hawley +5
The Nucleus of the Planetary Nebula EGB 6 as a Post-Mira Binary
Howard E. Bond, Robin Ciardullo, Taran L. Esplin +3
Four nearby L dwarfs
I. Neill Reid, J. Davy Kirkpatrick, J. E. Gizis +5
SDSS J142625.71+575218.3, a Prototype for a New Class of Variable White Dwarf
M. H. Montgomery, Kurtis A. Williams, D. E. Winget +3
The White Dwarf Luminosity Function from SDSS Imaging Data
Hugh C. Harris, Jeffrey A. Munn, Mukremin Kilic +16
The Age, Extinction and Distance of the Old, Metal-Rich Open Cluster NGC 6791
Brian Chaboyer, Elizabeth M. Green, James Liebert
Meeting the Cool Neighbors X: Ultracool dwarfs from the 2MASS All-Sky Data Release
I. Neill Reid, Kelle L. Cruz, J. Davy Kirkpatrick +5
Theoretical Spectral Models of T Dwarfs at Short Wavelengths and Their Comparison with Data
Adam Burrows, Adam J. Burgasser, J. Davy Kirkpatrick +4
The Theory of Brown Dwarfs and Extrasolar Giant Planets
Adam Burrows, W. B. Hubbard, J. I. Lunine +1
An Adaptive Optics Survey of M8-M9 Stars: Discovery of 4 Very Low mass Binaries With at Least One System Containing a Brown Dwarf Companion
Laird M. Close, Nick Siegler, Dan Potter +2
Discovery of Extended Blue Horizontal Branches in Two Metal-Rich Globular Clusters
R. Michael Rich, Craig Sosin, S. George Djorgovski +7
Hubble Space Telescope Imaging of the Binary Nucleus of the Planetary Nebula EGB 6
James Liebert, Howard E. Bond, P. Dufour +4
Meeting the Cool New Neighbors V: A 2MASS-Selected Sample of Ultracool Dwarfs
Kelle L. Cruz, I. Neill Reid, James Liebert +2
Three newly-discovered M-dwarf companions of Solar Neighbourhood stars
J. Davy Kirkpatrick, James Liebert, K. L. Cruz +2
An Improved Red Spectrum of the Methane or T-dwarf SDSS 1624+0029: Role of the Alkali Metals
James Liebert, I. Neill Reid, Adam Burrows +3
A Flaring L5 Dwarf: The Nature of HαEmission in Very Low Mass (Sub)Stellar Objects
James Liebert, J. Davy Kirkpatrick, K. L. Cruz +4
The White Dwarf Distance to the Globular Cluster NGC 6752 (and its Age) with the Hubble Space Telescope (Based on observations made with the NASA/ESA Hubble Space Telescope (HST))
Alvio Renzini, Angela Bragaglia, Francesco R. Ferraro +6
Spectroscopic Analysis of the DAB White Dwarf PG 1115+166: An Unresolved DA + DB Degenerate Binary
P. Bergeron, James Liebert
Magnetic White Dwarfs from the SDSS II. The Second and Third Data Releases
Karen M. Vanlandingham, Gary D. Schmidt, Daniel J. Eisenstein +8
The Spectra of T Dwarfs. II. Red Optical Data
Adam J. Burgasser, J. Davy Kirkpatrick, James Liebert +1
The Age and Stellar Parameters of the Procyon Binary System
James Liebert, Gilles Fontaine, Patrick A. Young +2
Cool White Dwarfs in the Sloan Digital Sky Survey
Mukremin Kilic, Jeffrey A. Munn, Hugh C. Harris +6
Understanding the Cool DA White Dwarf, G29-38
S. J. Kleinman, R. E. Nather, D. E. Winget +37
Peculiar Multimodality on the Horizontal Branch of the Globular Cluster NGC 2808
Craig Sosin, Ben Dorman, S. George Djorgovski +6
A Helium White Dwarf of Extremely Low Mass
James Liebert, P. Bergeron, Daniel Eisenstein +4
Time-resolved Spectroscopy of the Polar EU Cancri in the Open Cluster Messier 67
Kurtis A. Williams, Steve B. Howell, James Liebert +4
A Very Low-Luminosity, Very Cool, DC White Dwarf
Hugh Harris, Conard Dahn, Frederick Vrba +4
The Pre-cataclysmic Binary HS 1136+6646 May Have a Companion
James Liebert, Kurtis A. Williams, J. B. Holberg +1
On the Spectral Evolution of Cool, Helium-Atmosphere White Dwarfs: Detailed Spectroscopic and Photometric Analysis of DZ Stars
P. Dufour, P. Bergeron, James Liebert +6
A Catalog of Spectroscopically Confirmed White Dwarfs from the Sloan Digital Sky Survey Data Release 4
Daniel J. Eisenstein, James Liebert, Hugh C. Harris +13
The Age and Progenitor Mass of Sirius B
James Liebert, Patrick A. Young, David Arnett +2
Spectroscopic Identification of Faint White Dwarf Candidates in the Praesepe Open Star Cluster
Kurtis A. Williams, Michael Bolte, James Liebert
Hubble Space Telescope NICMOS Observations of T Dwarfs: Brown Dwarf Multiplicity and New Probes of the L/T Transition
Adam J. Burgasser, J. Davy Kirkpatrick, Kelle L. Cruz +5
2MASS J05185995-2828372: Discovery of an Unresolved L/T Binary
Kelle L. Cruz, Adam J. Burgasser, I. Neill Reid +1
Meeting the Cool Neighbors. IX. The Luminosity Function of M7-L8 Ultracool Dwarfs in the Field
Kelle L. Cruz, I. Neill Reid, J. Davy Kirkpatrick +7
No Neutron Star Companion To The Lowest Mass SDSS White Dwarf
Marcel Agueros, Craig Heinke, Fernando Camilo +6
Model Atmosphere Analysis of the Weakly Magnetic DZ White Dwarf G165-7
P. Dufour, P. Bergeron, G. D. Schmidt +5
Spitzer/IRAC Photometry of M, L, and T Dwarfs
Brian M. Patten, John R. Stauffer, Adam Burrows +9
On the Nature of the Peculiar Hot Star in the Young LMC Cluster NGC1818
James Liebert
The First Substellar Subdwarf? Discovery of a Metal-poor L Dwarf with Halo Kinematics
Adam J. Burgasser, J. Davy Kirkpatrick, Adam Burrows +6
A Survey for Faint Stars of Large Proper Motion Using Extra Poss II Plates
David G. Monet, Matthew D. Fisher, James Liebert +3
Brown Dwarfs: From Mythical to Ubiquitous
James Liebert
A Search for Variability in the Active T dwarf 2MASS 1237+6526
Adam J. Burgasser, James Liebert, J. Davy Kirkpatrick +1
A Catalog of Spectroscopically Identified White Dwarf Stars in the First Data Release of the Sloan Digital Sky Survey
S. J. Kleinman, Hugh C. Harris, Daniel J. Eisenstein +23
A Hot DQ White Dwarf in the Open Star Cluster M35
Kurtis A. Williams, James Liebert, Michael Bolte +1
Hot DB White Dwarfs from the Sloan Digital Sky Survey
Daniel J. Eisenstein, James Liebert, Detlev Koester +12
On the Origin of Subdwarf B Stars and Related Metal-Rich Binaries
Elizabeth M. Green, James Liebert, Rex A. Saffer