Paul Green's Selected Papers

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Probing the Origin of Changing-look Quasar Transitions with Chandra

Qian Yang, Paul J. Green, Chelsea L. MacLeod, Richard M. Plotkin, Scott F. Anderson, Allyson Bieryla, Francesca Civano, Michael Eracleous, Matthew Graham, John J. Ruan, Jessie Runnoe, Xiurui Zhao 2023, arXiv:2303.06733

The Time Domain Spectroscopic Survey: Changing-Look Quasar Candidates from Multi-Epoch Spectroscopy in SDSS-IV

Paul J. Green, Lina Pulgarin-Duque, Scott F. Anderson, Scott F. Anderson, Chelsea L. MacLeod, Michael Eracleous, John J. Ruan, Jessie Runnoe, Matthew Graham, Benjamin R. Roulston, Donald P. Schneider, Austin Ahlf, Dmitry Bizyaev, Joel R. Brownstein, Sonia Joesephone del Casal, Sierra A. Dodd, Daniel Hoover, Cayenne Matt, Andrea Merloni, Kaike Pan, Arnulfo Ramirez, Margaret Ridder 2022, ApJ, 933, 180

New Clues to the Evolution of Dwarf Carbon Stars From Their Variability and X-Ray Emission

Benjamin R. Roulston, Paul J. Green, Rodolfo Montez, Joseph Filippazzo, Jeremy J. Drake, Silvia Toonen, Scott F. Anderson, Michael Eracleous and Adam Frank, 2022 ApJ, 926, 210

Unexpected Short-period Variability in Dwarf Carbon Stars from the Zwicky Transient Facility

Benjamin R. Roulston, Paul J. Green, Silvia Toonen, J. J. Hermes 2021, ApJ, 922, 33

The Sloan Digital Sky Survey Reverberation Mapping Project: the XMM-Newton X-Ray Source Catalog and Multiband Counterparts

Teng Liu, Andrea Merloni, Torben Simm, Paul J. Green et al. 2020, ApJS, 250, 32

Classifying Single Stars and Spectroscopic Binaries Using Optical Stellar Templates

Benjamin R. Roulston, Paul J Green and Aurora Y. Kesseli, 2020, ApJS, 249, 34

The Sloan Digital Sky Survey Reverberation Mapping Project: MgII Lag Results from Four Years of Monitoring

Yasaman Homayouni, et al., 2020, ApJ,901, 55

A Chandra Study: Are Dwarf Carbon Stars Spun Up and Rejuvenated by Transfer?

Paul J. Green, Rodolfo Montez, Fernando Mazzoni, Joseph Filippazzo, Scott F. Anderson, Orsola De Marco, Jeremy J. Drake, Jay Farihi, Adam Frank, Joel H. Kastner, Brent Miszalski, Benjamin R. Roulston 2019, ApJ, 881, 49

The Analogous Structure of Accretion Flows in Supermassive and Stellar Mass Black Holes

John J. Ruan, Scott F. Anderson, Michael Eracleous, Paul J. Green, Daryl Haggard, Chelsea L. MacLeod, Jessie C. Runnoe, Malgosia Sobolewska 2019, ApJ, 883, 76

The Time-Domain Spectroscopic Survey: Radial Velocity Variability in Dwarf Carbon Stars

Benjamin R. Roulston, Paul J. Green, John J. Ruan, Chelsea L. MacLeod, Scott F. Anderson, Carles Badenes, Joel R. Brownstein, Donald P. Schneider, Keivan G. Stassun 2019, ApJ, 877, 44

Changing-look Quasar Candidates: First Results from Follow-up Spectroscopy of Highly Optically Variable Quasars

Chelsea L. MacLeod, Paul J. Green, Scott F. Anderson, Alastair Bruce, Michael Eracleous, Matthew Graham, David Homan, Andy Lawrence, Amy LeBleu & Nicholas P. Ross 2019, ApJ, 874, 8

Dwarf carbon stars are likely metal-poor binaries and unlikely hosts to carbon planets

Lewis Whitehouse, Jay Farihi, Paul J. Green, Thomas Wilson, & John P. Subasavage 2018, MNRAS, 479, 3873

The Time-domain Spectroscopic Survey: Target Selection for Repeat Spectroscopy

Chelsea MacLeod, Paul J. Green et al. 2018, AJ, 155, 6

Detection of Time Lags between Quasar Continuum Emission Bands Based On Pan-STARRS Light Curves ,

Yan-Fei Jiang, Paul J. Green et al., 2017, ApJ, 836, 186

Now You See It, Now You Don't: The Disappearing Central Engine of the Quasar J1011+5442,

Jessie Runnoe et al. 2016, MNRAS, 455, 1691

Towards an Understanding of Changing-Look Quasars With a Statistical Sample: An Archival Spectroscopic Search in SDSS

J. Ruan, et al. 2016, ApJ, 826, 188

The Time-Domain Spectroscopic Survey: Understanding the Optically Variable Sky with SEQUELS in SDSS-III J. Ruan, et al. 2016, ApJ, 825, 137

The Time Domain Spectroscopic Survey: Variable Object Selection and Anticipated Results

E. Morganson, Paul J Green, Scott F. Anderson, John J. Ruan et al. 2015, ApJ, 806, 244

The Largest X-ray Selected Sample of z > 3 AGNs: C-COSMOS & ChaMP

E. Kalfountzou, F. Civano, M. Elvis, M. Trichas, Paul J. Green, et al. 2014, MNRAS, 445, 1430

Empirical Links between XRB and AGN accretion using the complete z<0.4 spectroscopic CSC/SDSS Catalog

Markos Trichas, Paul J. Green, et al. 2013, ApJ, 778, 188
Table 1 datafile of X-ray spectral and SED fit results for 617 Chandra/SDSS AGN.

Innocent Bystanders: Carbon Stars from the Sloan Digital Sky Survey

Paul J. Green 2013, ApJ, 765, 12
updated Table 1 datafile of dCs. Includes labeled N-type stars and extragalactic candidates.
Table 3 datafile of DQ white dwarfs.

Stacked reverberation mapping

Stephen J. Fine, Tom Shanks, Paul J. Green et al. 2013, MNRAS , 434, L16

The Chandra Multi-wavelength Project: Optical Spectroscopy and the Broadband Spectral Energy Distributions of X-Ray-selected AGNs

Markos Trichas, Paul J. Green, et al. 2012, ApJS, 200, 17
Table of sources and README file.

A Multiwavelength Study of Binary Quasars and their Environments

Paul J. Green Adam D. Myers, Wayne A. Barkhouse, Thomas L. Aldcroft, Markos Trichas, Gordon T. Richards, Angel Ruiz, & Philip F. Hopkins 2011, ApJ, 743, 81

Galactic S Stars: Investigations of Color, Motion, and Spectral Features

Elizabeth Otto, Paul J. Green, and Richard O. Gray 2011, ApJS, 196, 5

The Field X-ray AGN Fraction to z=0.7 from the Chandra Multiwavelength Project and the Sloan Digital Sky Survey

Daryl Haggard, Paul J. Green, et al. 2010, ApJ, 723, 1447

SDSS J1254+0846: A Binary Quasar Caught in the Act of Merging

Paul J. Green, et al. 2010, ApJ, 710, 1578
Simulation Movie

Probing the Balance of AGN and Star-Forming Activity in the Local Universe with ChaMP

Constantin, A., Green, P.J., Aldcroft, T., Kim, D.-W., Haggard, D., Barkhouse, W., & Anderson, S.F. 2009, ApJ, 705, 1336

A Full Year's Chandra Exposure on SDSS Quasars from the ChaMP

Paul J. Green, et al. 2009, ApJ, 690, 644

The ChaMP Extended Stellar Survey (CHESS): Photometric and Spectroscopic Properties of Serendipitously Detected Stellar X-ray Sources

Kevin Covey, et al. 2008, ApJS, 178, 339

The Luminosity Function of X-ray Selected Active Galactic Nuclei: Evolution of Supermassive Black Holes at High Redshift

John D. Silverman, et al. 2008, ApJ, 679, 118

Chandra Multiwavelength Project X-ray Point Source catalog

Minsun Kim et al., 2007, ApJS, 169, 401

Chandra Multiwavelength Project X-ray Point Source Number Counts and the Cosmic X-ray Background

Minsun Kim et al., 2007, ApJS, 659, 29

ChaMP Serendipitous Galaxy Cluster Survey

Wayne A. Barkhouse et al., 2006, ApJ, 645, 955

Chandra Multiwavelength Project: Normal Galaxies at Intermediate Redshift

Dong-Woo, et al. 2006, ApJ, 644, 829

Lens-Aided Multi-Angle Spectroscopy (LAMAS) Reveals Small-Scale Outflow Structure in Quasars

Paul J. Green 2006, ApJ, 644, 733

Discovery of a Galaxy Cluster in the Foreground of the Wide-Separation Quasar Pair UM425,

Paul J. Green, Leopoldo Infante, Sebastian Lopez, Thomas L. Aldcroft, and Josh N. Winn, 2005, ApJ, 630, 142

Hard X-ray emitting Active Galactic Nuclei selected by the Chandra Multi-wavelength Project,

John D. Silverman, Paul J. Green et al 2005 ApJ, 618, 123

Co-moving space density of X-ray-selected Active Galactic Nuclei,

John D. Silverman, Paul J. Green et al. 2005, ApJ, 624, 630

The Chandra Multiwavelength Project: Optical Followup of Serendipitous Chandra Sources

Paul J. Green et al. 2004, ApJS, 150, 43

The Chandra Multiwavelength Project (ChaMP). I. First X-ray Source Catalog

Dong-Woo Kim et al. 2004, ApJS, 150, 19

The Chandra Multiwavelength Project (ChaMP). II. First Results of X-ray Source Properties

Dong-Woo Kim et al. 2004, ApJ, 600, 59

HS1216+5032; A Physical Quasar Pair with one Radio-Loud Broad Absorption line Quasar

Paul J. Green, Thomas L. Aldcroft, Warren R. Brown, Olga Kuhn and Abhijit Saha, MNRAS, 2004, 349, 1261

Emission Line Properties of AGN from a post-COSTAR FOS HST Spectral Atlas

Joanna Kuraszkiewicz, Paul J. Green, D. Michael Crenshaw, Jay Dunn, Karl Forster, Marianne Vestergaard, and Tom L. Aldcroft 2004, ApJS, 150, 165

Emission line measurements: FORMAT, and fits to continuua and emission lines

Lens or Binary? Chandra Observations of the Wide Separation Broad Absorption Line Quasar Pair UM425

Thomas L. Aldcroft & Paul J. Green 2003, ApJ, 592, 710

Evidence for a Strong NV/CIV Correlation Between Emission and Absorption Lines in AGN

Joanna Kuraszkiewicz & Paul J. Green 2002, ApJ Letters, 581, L77

Emission Line Properties of AGN from a pre-COSTAR FOS HST Spectral Atlas

Joanna Kuraszkiewicz, Paul J. Green, Karl Forster, Tom Aldcroft, Ian Evans, & Anuradha Koratkar 2002, ApJ, 143, 257

Spectral modeling PLOTS

Emission line measurements: FORMAT, and DATA

Discovery of a z=4.93, X-ray selected quasar by the Chandra Multiwavelength Project (ChamP)

J. D. Silverman, P. J. Green, D. W. Kim, B. J. Wilkes, R. A. Cameron, D. Morris, A. Dosaj (CfA), C. Smith (CTIO), L. Infante (P. Univ. Catolica), P. S. Smith (Steward), B. T. Jannuzi (NOAO) 2002, ApJ Letters, 569, 1

Chandra Observations of the QSO Pair Q2345+007:
Binary or Massive Dark Lens?

Paul J. Green, Chris Kochanek, Aneta Siemiginowska, Dong-Woo Kim, Maxim Markevitch, John Silverman, Anil Dosaj (CfA), Buell T. Jannuzi, Chris Smith (NOAO) 2002, ApJ, 571, 721

Why is this pair such a mystery? No lensing cluster, but look at the amazing similarity of the restframe UV spectra of the 2 images (Steidel & Sargent 1991, AJ, 102, 1610) ! Chandra also shows that their high energy spectra differ. See Chandra pseudocolor images, normal, sharpened, and smoothed.

The stellar content of the Hamburg/ESO survey. II.
A Large, Homogeneously-Selected Sample of High Latitude Carbon Stars

Norbert Christlieb, Paul J. Green, Lutz Wisotzki, and Dieter Reimers 2001, A&A, 375, 366

A Chandra Snapshot Survey of Broad Absorption Line Quasars (Postscript)

Paul J. Green, Thomas L. Aldcroft, (SAO/CfA), Smita Mathur (OSU), Belinda J. Wilkes and Martin Elvis 2001, ASP Conference Series, eds D. M. Crenshaw, S. B. Kraemer, and I. M. George.

A Chandra Survey of Broad Absorption Line Quasars

Paul J. Green, Thomas L. Aldcroft, (SAO/CfA), Smita Mathur (OSU), Belinda J. Wilkes and Martin Elvis 2001 ApJ, 558, 109

Quasar Evolution and the Baldwin Effect in the Large Bright Quasar Survey

Paul J. Green, Karl Forster, and Joanna Kuraszkiewicz 2001 ApJ, 556, 727

Emission Line Properties of the Large Bright Quasar Survey

Karl Forster, Paul J. Green, Thomas L. Aldcroft, Marianne Vestergaard, Craig B. Foltz, & Paul C. Hewett 2001, ApJS, 134, 35

Unprecedented X-ray Coverage of a Serendipitous Flare Star with ROSAT

John D. Silverman, Kris Eriksen, Paul J. Green, & Andrea Prestwich, A. 2001, MNRAS, 323, 577

Thomson Thick X-ray Absorption in a Broad Absorption Line Quasar PG0946+301

Smita Mathur, Paul J. Green et al. 2000, ApJ, 533, 79

Cool Companions to Hot White Dwarfs

Paul J. Green, Babar Ali, & Ralf Napiwotzki 2000, ApJ, 540, 992 + tables (PS) [PDF]

How Accurately Do We Know the Parameters of Hot DA White Dwarfs? (PS)

Ralf Napiwotzki, Paul J. Green, & Rex A. Saffer 1999, Proceedings of Conference on White dwarfs, ed. J.E. Solheim, ASP Conf. Ser.

A Comparative Study of the Mass Distribution of Extreme Ultraviolet-Selected White Dwarfs

Ralf Napiwotzki, Paul J. Green, & Rex A. Saffer 1999, ApJ, 517, 399

An Investigation of the Relation between the Spectral E (PS) nergy Distributions and the Emission lines in Low-Redshift Quasars

B. J. Wilkes, J. Kuraszkiewicz, Paul J. Green, S. Mathur, & J.C. McDowell 1999, ApJ, 513,76

Invited Review: Emission Lines and the High Energy Continuum

Paul J. Green 1998, ASP Conference Proceedings, 'Quasars as Standard Candles for Cosmology', p. 265

Differences Between the Optical/UV Spectra of X-ray Bright and X-ray Faint QSOs

Paul J. Green, 1998, ApJ, 498, 170.

Evidence Against BALs in the X-ray Bright QSO PG1416-129

Paul J. Green, Thomas L. Aldcroft, Smita Mathur, & Norbert Schartel 1997, ApJ, 484, 135.

X-ray Spectroscopy of QSO Absorbers (PS)

Paul J. Green & Smita Mathur 1997, Proceedings of the High Throughput X-ray Spectroscopy Workshop, eds. H. Tananbaum, N. White & P. Sullivan (Cambridge, MA: SAO).

Understanding the Elusive Dwarf Carbon Star (PS)

Paul J. Green 1997, Invited Talk, IAU Symposium 177: The Carbon Star Phenomenon, ed. R. F. Wing (Kluwer: Dordrecht), pp 27-35.

ROSAT Soft X-Ray Properties of the Large Bright Quasar Survey:
Modeling of Stacked X-Ray Spectra (PS) with Figure 1, Figure 2, and Figure 3. .

Norbert Schartel, Paul J. Green, Scott F. Anderson, Paul C. Hewett, Craig B. Foltz, Bruce Margon, Wolfgang Brinkmann, Henner Fink, & Joachim Truemper 1996, MNRAS, 283, 1015.

The Relationship Between the High Energy Continuum and Emission Lines in QSOs:
A Low-Redshift Sample (PS), with tables postscript or ASCII ).

Paul J. Green 1996, ApJ, 467, 61.

Broad Absorption Line QSOs Observed by the ROSAT PSPC (PS)

Paul J. Green and Smita Mathur 1996, ApJ, 462, 637.

The Soft X-Ray Properties of a Large Optical QSO Sample:
ROSAT Observations Of The Large Bright Quasar Survey (PS)
with full raw data table ( postscript or ASCII ).

Paul J. Green et al. 1995 ApJ, 450, 51

A Model for the Space Density of Dwarf Carbon Stars (PS)

Martijn deKool & Paul J. Green 1995, ApJ, 449, 236

A CCD Survey for Faint, High Latitude Carbon Stars (PS)

Paul J. Green, Bruce Margon, Scott F. Anderson, & Kem Cook 1994, ApJ, 434, 319

Constraints on the Origin of Dwarf Carbon Stars (PS)

Paul J. Green and Bruce Margon 1994, ApJ, 423, 723.

Carbon Star Luminosity Indicators (PS)

Paul J. Green, Bruce Margon, Scott F. Anderson, and D. Jack MacConnell 1992, ApJ, 400, 659.

A compilation of active and normal galaxies observed in both infrared and X-rays Paul J. Green, Scott F. Anderson, & Martin Ward 1992, MNRAS, 254, 30

Three Newly-Recognized Dwarf Carbon Stars (PDF)

Paul J. Green, Bruce Margon, and D. Jack MacConnell 1991, ApJ Letters, 380, L31.

Spectroscopy of faint halo carbon stars

Paul J. Green & Bruce Margon 1990, PASP, 102, 1372

Infrared-selected 'warm' galaxies observed in X-rays Paul J. Green, Martin Ward, Scott F. Anderson, Bruce Margon, M. H. K. Degrijp, & George Miley 1989, ApJ, 339, 93

Damn! That Green dude must be old!

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