All papers authored by David Alexander
Refreshing results…
2024
James W. Petley 
,
Leah K. Morabito ,
Amy L. Rankine ,
Gordon T. Richards ,
Nicole L. Thomas ,
David M. Alexander ,
Victoria A. Fawcett ,
Gabriela Calistro Rivera ,
Isabella Prandoni ,
Philip N. Best,
Sthabile Kolwa
,
Leah K. Morabito ,
Amy L. Rankine ,
Gordon T. Richards ,
Nicole L. Thomas ,
David M. Alexander ,
Victoria A. Fawcett ,
Gabriela Calistro Rivera ,
Isabella Prandoni ,
Philip N. Best,
Sthabile Kolwa
How does the radio enhancement of broad absorption line quasars relate to colour and accretion rate?
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Wei-Jian Guo ,
Hu Zou ,
Victoria A. Fawcett ,
Rebecca Canning ,
Stephanie Juneau ,
Tamara M. Davis ,
David M. Alexander ,
Linhua Jiang ,
Jessica Nicole Aguilar,
Steven Ahlen ,
David Brooks ,
Todd Claybaugh,
Axel de la Macorra ,
Peter Doel,
Kevin Fanning
and 22 other authors
Download from doi.org
,
Hu Zou ,
Victoria A. Fawcett ,
Rebecca Canning ,
Stephanie Juneau ,
Tamara M. Davis ,
David M. Alexander ,
Linhua Jiang ,
Jessica Nicole Aguilar,
Steven Ahlen ,
David Brooks ,
Todd Claybaugh,
Axel de la Macorra ,
Peter Doel,
Kevin Fanning
and 22 other authors
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2023
Lucas Napolitano ,
Agnesh Pandey,
Adam D. Myers,
Ting-Wen Lan ,
Abhijeet Anand ,
Jessica Aguilar ,
Steven Ahlen ,
David M. Alexander ,
David Brooks ,
Rebecca Canning,
Chiara Circosta,
Axel De La Macorra,
Peter Doel,
Sarah Eftekharzadeh,
Victoria A. Fawcett
and 21 other authors
,
Agnesh Pandey,
Adam D. Myers,
Ting-Wen Lan ,
Abhijeet Anand ,
Jessica Aguilar ,
Steven Ahlen ,
David M. Alexander ,
David Brooks ,
Rebecca Canning,
Chiara Circosta,
Axel De La Macorra,
Peter Doel,
Sarah Eftekharzadeh,
Victoria A. Fawcett
and 21 other authors
Detecting and Characterizing Mg ii Absorption in DESI Survey Validation Quasar Spectra
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Allyson Brodzeller ,
Kyle Dawson ,
Stephen Bailey ,
Jiaxi Yu,
A. J. Ross ,
A. Bault ,
S. Filbert,
J. Aguilar ,
S. Ahlen ,
David M. Alexander ,
E. Armengaud ,
A. Berti ,
D. Brooks ,
E. Chaussidon ,
A. de la Macorra
and 32 other authors
,
Kyle Dawson ,
Stephen Bailey ,
Jiaxi Yu,
A. J. Ross ,
A. Bault ,
S. Filbert,
J. Aguilar ,
S. Ahlen ,
David M. Alexander ,
E. Armengaud ,
A. Berti ,
D. Brooks ,
E. Chaussidon ,
A. de la Macorra
and 32 other authors
Performance of the Quasar Spectral Templates for the Dark Energy Spectroscopic Instrument
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Wei Yan ,
W. N. Brandt ,
Fan Zou ,
Shifu Zhu ,
Chien-Ting J. Chen ,
Ryan C. Hickox ,
Bin Luo ,
Qingling Ni ,
David M. Alexander ,
Franz E. Bauer ,
Cristian Vignali ,
Fabio Vito
,
W. N. Brandt ,
Fan Zou ,
Shifu Zhu ,
Chien-Ting J. Chen ,
Ryan C. Hickox ,
Bin Luo ,
Qingling Ni ,
David M. Alexander ,
Franz E. Bauer ,
Cristian Vignali ,
Fabio Vito
The Most Obscured AGNs in the XMM-SERVS Fields
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Erik B. Monson ,
Keith Doore ,
Rafael T. Eufrasio ,
Bret D. Lehmer ,
David M. Alexander ,
Chris M. Harrison ,
Mariko Kubo ,
Cristian Saez ,
Hideki Umehata
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,
Keith Doore ,
Rafael T. Eufrasio ,
Bret D. Lehmer ,
David M. Alexander ,
Chris M. Harrison ,
Mariko Kubo ,
Cristian Saez ,
Hideki Umehata
Download from doi.org
Fan Zou ,
W. N. Brandt ,
Qingling Ni ,
Shifu Zhu ,
David M. Alexander ,
Franz E. Bauer ,
Chien-Ting J. Chen ,
Bin Luo ,
Mouyuan Sun ,
Cristian Vignali ,
Fabio Vito ,
Yongquan Xue ,
Wei Yan
,
W. N. Brandt ,
Qingling Ni ,
Shifu Zhu ,
David M. Alexander ,
Franz E. Bauer ,
Chien-Ting J. Chen ,
Bin Luo ,
Mouyuan Sun ,
Cristian Vignali ,
Fabio Vito ,
Yongquan Xue ,
Wei Yan
Identification and Characterization of a Large Sample of Distant Active Dwarf Galaxies in XMM-SERVS
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J. Guy ,
S. Bailey ,
A. Kremin ,
Shadab Alam ,
D. M. Alexander ,
C. Allende Prieto ,
S. BenZvi ,
A. S. Bolton,
D. Brooks ,
E. Chaussidon ,
A. P. Cooper ,
K. Dawson ,
A. de la Macorra,
A. Dey ,
Biprateep Dey
and 43 other authors
,
S. Bailey ,
A. Kremin ,
Shadab Alam ,
D. M. Alexander ,
C. Allende Prieto ,
S. BenZvi ,
A. S. Bolton,
D. Brooks ,
E. Chaussidon ,
A. P. Cooper ,
K. Dawson ,
A. de la Macorra,
A. Dey ,
Biprateep Dey
and 43 other authors
The Spectroscopic Data Processing Pipeline for the Dark Energy Spectroscopic Instrument
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S. P. Ahlen ,
David M. Alexander ,
Tamara M. Davis ,
E. Chaussidon ,
V. A. Fawcett ,
Alma X. Gonzalez-Morales ,
Alma X. Gonzalez-Morales,
Ting-Wen Lan ,
Christophe Yèche ,
Christophe Yeche,
S. Ahlen,
J. N. Aguilar ,
E. Armengaud ,
S. Bailey ,
D. Brooks
and 64 other authors
,
David M. Alexander ,
Tamara M. Davis ,
E. Chaussidon ,
V. A. Fawcett ,
Alma X. Gonzalez-Morales ,
Alma X. Gonzalez-Morales,
Ting-Wen Lan ,
Christophe Yèche ,
Christophe Yeche,
S. Ahlen,
J. N. Aguilar ,
E. Armengaud ,
S. Bailey ,
D. Brooks
and 64 other authors
The DESI Survey Validation: Results from Visual Inspection of the Quasar Survey Spectra
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Edmond Chaussidon ,
Christophe Yèche ,
Nathalie Palanque-Delabrouille ,
David M. Alexander ,
Jinyi Yang ,
Steven Ahlen ,
Stephen Bailey ,
David Brooks ,
Zheng Cai ,
Solène Chabanier ,
Tamara M. Davis ,
Kyle Dawson ,
Axel de laMacorra,
Arjun Dey ,
Biprateep Dey
and 42 other authors
,
Christophe Yèche ,
Nathalie Palanque-Delabrouille ,
David M. Alexander ,
Jinyi Yang ,
Steven Ahlen ,
Stephen Bailey ,
David Brooks ,
Zheng Cai ,
Solène Chabanier ,
Tamara M. Davis ,
Kyle Dawson ,
Axel de laMacorra,
Arjun Dey ,
Biprateep Dey
and 42 other authors
Target Selection and Validation of DESI Quasars
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Adam D. Myers,
John Moustakas ,
Stephen Bailey ,
Benjamin A. Weaver,
Andrew P. Cooper ,
Jaime E. Forero-Romero ,
Bela Abolfathi ,
David M. Alexander ,
David Brooks ,
Edmond Chaussidon ,
Chia-Hsun Chuang ,
Kyle Dawson ,
Arjun Dey ,
Biprateep Dey ,
Govinda Dhungana
and 39 other authors
,
Stephen Bailey ,
Benjamin A. Weaver,
Andrew P. Cooper ,
Jaime E. Forero-Romero ,
Bela Abolfathi ,
David M. Alexander ,
David Brooks ,
Edmond Chaussidon ,
Chia-Hsun Chuang ,
Kyle Dawson ,
Arjun Dey ,
Biprateep Dey ,
Govinda Dhungana
and 39 other authors
The Target-selection Pipeline for the Dark Energy Spectroscopic Instrument
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S. P. Ahlen ,
A. de la Macorra,
Ting-Wen Lan ,
R. Tojeiro,
J. Xavier Prochaska ,
E. Armengaud ,
T. M. Davis ,
J. Xavier Prochaska,
David M. Alexander ,
Christophe Yèche ,
A. Raichoor ,
Rongpu Zhou ,
Christophe Yeche,
C. Balland,
S. BenZvi
and 72 other authors
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,
A. de la Macorra,
Ting-Wen Lan ,
R. Tojeiro,
J. Xavier Prochaska ,
E. Armengaud ,
T. M. Davis ,
J. Xavier Prochaska,
David M. Alexander ,
Christophe Yèche ,
A. Raichoor ,
Rongpu Zhou ,
Christophe Yeche,
C. Balland,
S. BenZvi
and 72 other authors
Download from doi.org
2022
Alex Sicilia ,
Andrea Lapi ,
Lumen Boco ,
Francesco Shankar ,
David M. Alexander ,
Viola Allevato ,
Carolin Villforth ,
Marcella Massardi ,
Mario Spera ,
Alessandro Bressan ,
Luigi Danese
,
Andrea Lapi ,
Lumen Boco ,
Francesco Shankar ,
David M. Alexander ,
Viola Allevato ,
Carolin Villforth ,
Marcella Massardi ,
Mario Spera ,
Alessandro Bressan ,
Luigi Danese
The Black Hole Mass Function across Cosmic Time. II. Heavy Seeds and (Super)Massive Black Holes
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Stéphanie Juneau ,
Andy D. Goulding ,
Julie Banfield ,
Stefano Bianchi ,
Pierre-Alain Duc ,
I.-Ting Ho ,
Michael A. Dopita ,
Julia Scharwächter ,
Franz E. Bauer ,
Brent Groves ,
David M. Alexander ,
Rebecca L. Davies ,
David Elbaz ,
Emily Freeland ,
Elise Hampton
and 8 other authors
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,
Andy D. Goulding ,
Julie Banfield ,
Stefano Bianchi ,
Pierre-Alain Duc ,
I.-Ting Ho ,
Michael A. Dopita ,
Julia Scharwächter ,
Franz E. Bauer ,
Brent Groves ,
David M. Alexander ,
Rebecca L. Davies ,
David Elbaz ,
Emily Freeland ,
Elise Hampton
and 8 other authors
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C. Gómez-Guijarro ,
D. Elbaz,
M. Xiao ,
M. Béthermin ,
M. Franco ,
B. Magnelli ,
E. Daddi ,
M. Dickinson ,
R. Demarco ,
H. Inami,
W. Rujopakarn ,
G. E. Magdis ,
X. Shu ,
R. Chary ,
L. Zhou
and 23 other authors
,
D. Elbaz,
M. Xiao ,
M. Béthermin ,
M. Franco ,
B. Magnelli ,
E. Daddi ,
M. Dickinson ,
R. Demarco ,
H. Inami,
W. Rujopakarn ,
G. E. Magdis ,
X. Shu ,
R. Chary ,
L. Zhou
and 23 other authors
GOODS-ALMA 2.0: Source catalog, number counts, and prevailing compact sizes in 1.1 mm galaxies
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Alex Sicilia ,
Andrea Lapi ,
Lumen Boco ,
Mario Spera ,
Ugo N. Di Carlo ,
Michela Mapelli ,
Francesco Shankar ,
David M. Alexander ,
Alessandro Bressan ,
Luigi Danese
,
Andrea Lapi ,
Lumen Boco ,
Mario Spera ,
Ugo N. Di Carlo ,
Michela Mapelli ,
Francesco Shankar ,
David M. Alexander ,
Alessandro Bressan ,
Luigi Danese
The Black Hole Mass Function Across Cosmic Times. I. Stellar Black Holes and Light Seed Distribution
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2021
Qingling Ni ,
W. N. Brandt,
Chien-Ting Chen ,
Bin Luo ,
Kristina Nyland,
Guang Yang ,
Fan Zou ,
James Aird ,
David M. Alexander ,
Franz Erik Bauer ,
Mark Lacy ,
Bret D. Lehmer ,
Labani Mallick,
Mara Salvato ,
Donald P. Schneider
and 18 other authors
,
W. N. Brandt,
Chien-Ting Chen ,
Bin Luo ,
Kristina Nyland,
Guang Yang ,
Fan Zou ,
James Aird ,
David M. Alexander ,
Franz Erik Bauer ,
Mark Lacy ,
Bret D. Lehmer ,
Labani Mallick,
Mara Salvato ,
Donald P. Schneider
and 18 other authors
The XMM-SERVS Survey: XMM-Newton Point-source Catalogs for the W-CDF-S and ELAIS-S1 Fields
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Erik B. Monson ,
Bret D. Lehmer ,
Keith Doore ,
Rafael T. Eufrasio ,
Brett Bonine ,
David M. Alexander ,
Chris M. Harrison,
Mariko Kubo ,
Kameswara B. Mantha,
Cristian Saez,
Amber Straughn ,
Hideki Umehata
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,
Bret D. Lehmer ,
Keith Doore ,
Rafael T. Eufrasio ,
Brett Bonine ,
David M. Alexander ,
Chris M. Harrison,
Mariko Kubo ,
Kameswara B. Mantha,
Cristian Saez,
Amber Straughn ,
Hideki Umehata
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2020
Alberto Masini ,
Ryan C. Hickox ,
Christopher M. Carroll ,
James Aird ,
David M. Alexander ,
Roberto J. Assef ,
Richard Bower ,
Mark Brodwin ,
Michael J. I. Brown ,
Suchetana Chatterjee ,
Chien-Ting J. Chen ,
Arjun Dey ,
Michael A. DiPompeo ,
Kenneth J. Duncan ,
Peter R. M. Eisenhardt
and 18 other authors
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,
Ryan C. Hickox ,
Christopher M. Carroll ,
James Aird ,
David M. Alexander ,
Roberto J. Assef ,
Richard Bower ,
Mark Brodwin ,
Michael J. I. Brown ,
Suchetana Chatterjee ,
Chien-Ting J. Chen ,
Arjun Dey ,
Michael A. DiPompeo ,
Kenneth J. Duncan ,
Peter R. M. Eisenhardt
and 18 other authors
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Bret D. Lehmer ,
Andrew P. Ferrell,
Keith Doore ,
Rafael T. Eufrasio ,
Erik B. Monson,
David M. Alexander ,
Antara Basu-Zych,
William N. Brandt ,
Gregory R. Sivakoff ,
Panayiotis Tzanavaris ,
Mihoko Yukita,
Tassos Fragos ,
Andrew Ptak
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,
Andrew P. Ferrell,
Keith Doore ,
Rafael T. Eufrasio ,
Erik B. Monson,
David M. Alexander ,
Antara Basu-Zych,
William N. Brandt ,
Gregory R. Sivakoff ,
Panayiotis Tzanavaris ,
Mihoko Yukita,
Tassos Fragos ,
Andrew Ptak
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