Astronomy & Astrophysics (A&A)

An Intrinsic Link between Long-term UV/Optical Variations and X-Ray Loudness in Quasars

Wen-yong Kang, Jun-Xian Wang, Zhen-Yi Cai, et al.
The Astrophysical Journal 868 (1) 58 (2018)
DOI: 10.3847/1538-4357/aae6c4
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X-RAY AND MULTIWAVELENGTH INSIGHTS INTO THE NATURE OF WEAK EMISSION-LINE QUASARS AT LOW REDSHIFT

Jianfeng Wu, W. N. Brandt, Scott F. Anderson, et al.
The Astrophysical Journal 747 (1) 10 (2012)
DOI: 10.1088/0004-637X/747/1/10
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AN UNOBSCURED TYPE II QUASAR CANDIDATE: SDSS J012032.19-005501.9

Y. Li, W. Yuan, H. Y. Zhou, et al.
The Astronomical Journal 149 (2) 75 (2015)
DOI: 10.1088/0004-6256/149/2/75
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Unusual quasars from the Sloan Digital Sky Survey selected by means of Kohonen self-organising maps

H. Meusinger, P. Schalldach, R.-D. Scholz, et al.
Astronomy & Astrophysics 541 A77 (2012)
DOI: 10.1051/0004-6361/201118143
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Exploration of quasars with theGaiamission

Svea Proft and Joachim Wambsganss
Astronomy & Astrophysics 574 A46 (2015)
DOI: 10.1051/0004-6361/201323280
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A novel variability-based method for quasar selection: evidence for a rest-frame ∼54 d characteristic time-scale★

Matthew J. Graham, S. G. Djorgovski, Andrew J. Drake, et al.
Monthly Notices of the Royal Astronomical Society 439 (1) 703 (2014)
DOI: 10.1093/mnras/stt2499
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ON THE PERFORMANCE OF QUASAR REVERBERATION MAPPING IN THE ERA OF TIME-DOMAIN PHOTOMETRIC SURVEYS

Doron Chelouche, Ohad Shemmer, Gabriel I. Cotlier, Aaron J. Barth and Stephen E. Rafter
The Astrophysical Journal 785 (2) 140 (2014)
DOI: 10.1088/0004-637X/785/2/140
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A unique UV flare in the optical light curve of the quasar J004457.9+412344

H. Meusinger, M. Henze, K. Birkle, et al.
EPJ Web of Conferences 39 08001 (2012)
DOI: 10.1051/epjconf/20123908001
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Optical spectral index–luminosity relation for the 17 mapped Palomar–Green quasars

Xue-Guang Zhang
Monthly Notices of the Royal Astronomical Society 435 (3) 2141 (2013)
DOI: 10.1093/mnras/stt1432
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SPECTRAL VARIABILITY OF FIRST BRIGHT QSOs WITH SLOAN DIGITAL SKY SURVEY OBSERVATIONS

Wei-Hao Bian, Li Zhang, Richard Green and Chen Hu
The Astrophysical Journal 759 (2) 88 (2012)
DOI: 10.1088/0004-637X/759/2/88
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Dust physics in the nucleus of NGC 4151

K. Schnülle, J.-U. Pott, H.-W. Rix, et al.
Astronomy & Astrophysics 557 L13 (2013)
DOI: 10.1051/0004-6361/201321802
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Constraints on the temperature inhomogeneity in quasar accretion discs from the ultraviolet-optical spectral variability

Mitsuru Kokubo
Monthly Notices of the Royal Astronomical Society 449 (1) 94 (2015)
DOI: 10.1093/mnras/stv241
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THE OPTICAL VARIABILITY OF SDSS QUASARS FROM MULTI-EPOCH SPECTROSCOPY. II. COLOR VARIATION

Hengxiao Guo (郭恒潇) and Minfeng Gu
The Astrophysical Journal 822 (1) 26 (2016)
DOI: 10.3847/0004-637X/822/1/26
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Line and continuum variability in active galaxies

Y. E. Rashed, A. Eckart, M. Valencia-S., et al.
Monthly Notices of the Royal Astronomical Society 454 (3) 2918 (2015)
DOI: 10.1093/mnras/stv2066
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THE MASS-RICHNESS RELATION OF MaxBCG CLUSTERS FROM QUASAR LENSING MAGNIFICATION USING VARIABILITY

Anne H. Bauer, Charles Baltay, Nancy Ellman, et al.
The Astrophysical Journal 749 (1) 56 (2012)
DOI: 10.1088/0004-637X/749/1/56
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Constraining properties of dusty environments by infrared variability

S. F. Hönig and M. Kishimoto
Astronomy & Astrophysics 534 A121 (2011)
DOI: 10.1051/0004-6361/201117750
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A DESCRIPTION OF QUASAR VARIABILITY MEASURED USING REPEATED SDSS AND POSS IMAGING

Chelsea L. MacLeod, Željko Ivezić, Branimir Sesar, et al.
The Astrophysical Journal 753 (2) 106 (2012)
DOI: 10.1088/0004-637X/753/2/106
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ENSEMBLE VARIABILITY OF NEAR-INFRARED-SELECTED ACTIVE GALACTIC NUCLEI

S. Kouzuma and H. Yamaoka
The Astrophysical Journal 747 (1) 14 (2012)
DOI: 10.1088/0004-637X/747/1/14
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Characterizing Quasar C iv Emission-line Measurements from Time-resolved Spectroscopy

Angelica B. Rivera, Gordon T. Richards, Paul C. Hewett and Amy L. Rankine
The Astrophysical Journal 899 (2) 96 (2020)
DOI: 10.3847/1538-4357/aba62c
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Determination of the size of the dust torus in H0507+164 through optical and infrared monitoring

Amit Kumar Mandal, Suvendu Rakshit, Kshama S Kurian, et al.
Monthly Notices of the Royal Astronomical Society 475 (4) 5330 (2018)
DOI: 10.1093/mnras/sty200
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ON THE SCATTER IN THE RADIUS-LUMINOSITY RELATIONSHIP FOR ACTIVE GALACTIC NUCLEI

E. Kilerci Eser, M. Vestergaard, B. M. Peterson, K. D. Denney and M. C. Bentz
The Astrophysical Journal 801 (1) 8 (2015)
DOI: 10.1088/0004-637X/801/1/8
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A COMPREHENSIVE STUDY OF BROAD ABSORPTION LINE QUASARS. I. PREVALENCE OF He i* ABSORPTION LINE MULTIPLETS IN LOW-IONIZATION OBJECTS

Wen-Juan Liu, Hongyan Zhou, Tuo Ji, et al.
The Astrophysical Journal Supplement Series 217 (1) 11 (2015)
DOI: 10.1088/0067-0049/217/1/11
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OPTICAL VARIABILITY OF AGNs IN THE PTF/iPTF SURVEY

Neven Caplar, Simon J. Lilly and Benny Trakhtenbrot
The Astrophysical Journal 834 (2) 111 (2017)
DOI: 10.3847/1538-4357/834/2/111
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A systematic search for changing-look quasars in SDSS

Chelsea L. MacLeod, Nicholas P. Ross, Andy Lawrence, et al.
Monthly Notices of the Royal Astronomical Society 457 (1) 389 (2016)
DOI: 10.1093/mnras/stv2997
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SIMULATING THE TIMESCALE-DEPENDENT COLOR VARIATION IN QUASARS WITH A REVISED INHOMOGENEOUS DISK MODEL

Zhen-Yi Cai, Jun-Xian Wang, Wei-Min Gu, et al.
The Astrophysical Journal 826 (1) 7 (2016)
DOI: 10.3847/0004-637X/826/1/7
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Long-term optical variability properties of blazars in the SDSS Stripe 82

Lisheng Mao and Xuemei Zhang
Astrophysics and Space Science 361 (10) (2016)
DOI: 10.1007/s10509-016-2934-6
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Cosmology with AGN dust time lags–simulating the new VEILS survey

S. F. Hönig, D. Watson, M. Kishimoto, et al.
Monthly Notices of the Royal Astronomical Society 464 (2) 1693 (2017)
DOI: 10.1093/mnras/stw2484
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WISE view of narrow-line Seyfert 1 galaxies: mid-infrared colour and variability

Suvendu Rakshit, Ansu Johnson, C S Stalin, Poshak Gandhi and Sebastian Hoenig
Monthly Notices of the Royal Astronomical Society 483 (2) 2362 (2019)
DOI: 10.1093/mnras/sty3261
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THE COLOR VARIABILITY OF QUASARS

Kasper B. Schmidt, Hans-Walter Rix, Joseph C. Shields, et al.
The Astrophysical Journal 744 (2) 147 (2012)
DOI: 10.1088/0004-637X/744/2/147
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A large sample of Kohonen-selected SDSS quasars with weak emission lines: selection effects and statistical properties

H. Meusinger and N. Balafkan
Astronomy & Astrophysics 568 A114 (2014)
DOI: 10.1051/0004-6361/201423810
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A QUASAR CATALOG WITH SIMULTANEOUS UV, OPTICAL, AND X-RAY OBSERVATIONS BY SWIFT

Jian Wu, Daniel Vanden Berk, Dirk Grupe, et al.
The Astrophysical Journal Supplement Series 201 (2) 10 (2012)
DOI: 10.1088/0067-0049/201/2/10
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Ultraviolet variability of quasars: dependence on the accretion rate

H. Meusinger and V. Weiss
Astronomy & Astrophysics 560 A104 (2013)
DOI: 10.1051/0004-6361/201322410
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MEASURING LENSING MAGNIFICATION OF QUASARS BY LARGE SCALE STRUCTURE USING THE VARIABILITY-LUMINOSITY RELATION

Anne H. Bauer, Stella Seitz, Jonathan Jerke, et al.
The Astrophysical Journal 732 (2) 64 (2011)
DOI: 10.1088/0004-637X/732/2/64
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Properties of long-term optical variability of active galactic nuclei with double-peaked broad low-ionization emission lines

Xue-Guang Zhang and Long-Long Feng
Monthly Notices of the Royal Astronomical Society 464 (2) 2203 (2017)
DOI: 10.1093/mnras/stw2489
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A BAYESIAN APPROACH TO ESTIMATE THE SIZE AND STRUCTURE OF THE BROAD-LINE REGION IN ACTIVE GALACTIC NUCLEI USING REVERBERATION MAPPING DATA

Yan-Rong Li, Jian-Min Wang, Luis C. Ho, Pu Du and Jin-Ming Bai
The Astrophysical Journal 779 (2) 110 (2013)
DOI: 10.1088/0004-637X/779/2/110
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PHOTOMETRIC REVERBERATION MAPPING OF THE BROAD EMISSION LINE REGION IN QUASARS

Doron Chelouche and Eliran Daniel
The Astrophysical Journal 747 (1) 62 (2012)
DOI: 10.1088/0004-637X/747/1/62
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EVIDENCE FOR LARGE TEMPERATURE FLUCTUATIONS IN QUASAR ACCRETION DISKS FROM SPECTRAL VARIABILITY

John J. Ruan, Scott F. Anderson, Jason Dexter and Eric Agol
The Astrophysical Journal 783 (2) 105 (2014)
DOI: 10.1088/0004-637X/783/2/105
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STELLAR TRANSITS IN ACTIVE GALACTIC NUCLEI

Bence Béky and Bence Kocsis
The Astrophysical Journal 762 (1) 35 (2013)
DOI: 10.1088/0004-637X/762/1/35
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Optical Variability of Narrow-line and Broad-line Seyfert 1 Galaxies

Suvendu Rakshit and C. S. Stalin
The Astrophysical Journal 842 (2) 96 (2017)
DOI: 10.3847/1538-4357/aa72f4
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The stability of the optical flux variation gradient for 3C 120

Michael Ramolla, Francisco Pozo Nuñez, Christian Westhues, Martin Haas and Rolf Chini
Astronomy & Astrophysics 581 A93 (2015)
DOI: 10.1051/0004-6361/201526846
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THE LICK AGN MONITORING PROJECT 2011: DYNAMICAL MODELING OF THE BROAD-LINE REGION IN Mrk 50

Anna Pancoast, Brendon J. Brewer, Tommaso Treu, et al.
The Astrophysical Journal 754 (1) 49 (2012)
DOI: 10.1088/0004-637X/754/1/49
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A SEARCH FOR OPTICAL VARIABILITY OF TYPE 2 QUASARS IN SDSS STRIPE 82

Aaron J. Barth, Alexey Voevodkin, Daniel J. Carson and Przemysław Woźniak
The Astronomical Journal 147 (1) 12 (2013)
DOI: 10.1088/0004-6256/147/1/12
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Broad-band spectral energy distribution of 3000 Å break quasars from the Sloan Digital Sky Survey

H. Meusinger, P. Schalldach, A. Mirhosseini and F. Pertermann
Astronomy & Astrophysics 587 A83 (2016)
DOI: 10.1051/0004-6361/201527277
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THE TIMESCALE-DEPENDENT COLOR VARIABILITY OF QUASARS VIEWED WITHGALEX

Fei-Fan Zhu(朱飞凡), Jun-Xian Wang(王俊贤), Zhen-Yi Cai(蔡振翼) and Yu-Han Sun(孙玉涵)
The Astrophysical Journal 832 (1) 75 (2016)
DOI: 10.3847/0004-637X/832/1/75
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STATISTICAL PROPERTIES OF MULTI-EPOCH SPECTRAL VARIABILITY OF SDSS STRIPE 82 QUASARS

Mitsuru Kokubo, Tomoki Morokuma, Takeo Minezaki, et al.
The Astrophysical Journal 783 (1) 46 (2014)
DOI: 10.1088/0004-637X/783/1/46
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Variability of QSOs with variable regions in broad absorption troughs from the Sloan Digital Sky Survey

Zhi-Cheng He, Wei-Hao Bian, Xue Ge and Xiao-Lei Jiang
Monthly Notices of the Royal Astronomical Society 454 (4) 3962 (2015)
DOI: 10.1093/mnras/stv2114
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DUST REVERBERATION MAPPING IN THE ERA OF BIG OPTICAL SURVEYS AND ITS COSMOLOGICAL APPLICATION

S. F. Hönig
The Astrophysical Journal 784 (1) L4 (2014)
DOI: 10.1088/2041-8205/784/1/L4
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Galactic nuclei evolution with spinning black holes: method and implementation

Davide Fiacconi, Debora Sijacki and J E Pringle
Monthly Notices of the Royal Astronomical Society 477 (3) 3807 (2018)
DOI: 10.1093/mnras/sty893
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The Precious Set of Radio-optical Reference Frame Objects in the Light of Gaia DR2 Data

Valeri V. Makarov, Ciprian T. Berghea, Julien Frouard, Alan Fey and Henrique R. Schmitt
The Astrophysical Journal 873 (2) 132 (2019)
DOI: 10.3847/1538-4357/aafa1c
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A COMPARATIVE STUDY OF OPTICAL/ULTRAVIOLET VARIABILITY OF NARROW-LINE SEYFERT 1 AND BROAD-LINE SEYFERT 1 ACTIVE GALACTIC NUCLEI

Y. L. Ai, W. Yuan, H. Zhou, T. G. Wang, X.-B. Dong, J. G. Wang and H. L. Lu
The Astronomical Journal 145 (4) 90 (2013)
DOI: 10.1088/0004-6256/145/4/90
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MEASUREMENT OF THE BROAD-LINE REGION SIZE IN A LUMINOUS MACHO QUASAR

Doron Chelouche, Eliran Daniel and Shai Kaspi
The Astrophysical Journal 750 (2) L43 (2012)
DOI: 10.1088/2041-8205/750/2/L43
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Deep learning approach for classifying, detecting and predicting photometric redshifts of quasars in the Sloan Digital Sky Survey stripe 82

J. Pasquet-Itam and J. Pasquet
Astronomy & Astrophysics 611 A97 (2018)
DOI: 10.1051/0004-6361/201731106
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Dust reverberation mapping of Z229–15

Amit Kumar Mandal, Suvendu Rakshit, C S Stalin, Dominika Wylezalek, Markus Kissler Patig, Ram Sagar, Blesson Mathew, S Muneer and Indrani Pal
Monthly Notices of the Royal Astronomical Society 501 (3) 3905 (2021)
DOI: 10.1093/mnras/staa3828
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The viewing angle in AGN SED models: a data-driven analysis

Andrés F Ramos Padilla, Lingyu Wang, Katarzyna Małek, Andreas Efstathiou and Guang Yang (杨光)
Monthly Notices of the Royal Astronomical Society 510 (1) 687 (2021)
DOI: 10.1093/mnras/stab3486
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Identification of quasars based by the variability structure function method

Tang Jie, Fu Ming-Xing and Wu Xue-Bing
Acta Physica Sinica 61 (21) 219501 (2012)
DOI: 10.7498/aps.61.219501
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The Variability of the Narrow-line Seyfert 1 Galaxies from the Pan-STARRS’s View

Hong-Tao Wang, Yan-Ping Su, Xue Ge, Yong-Yun Chen and Xiao-Ling Yu
Research in Astronomy and Astrophysics 22 (1) 015014 (2022)
DOI: 10.1088/1674-4527/ac3895
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Extreme Variability Quasars in Their Various States. I. The Sample Selection and Composite SDSS Spectra

Wenke Ren, Junxian Wang, Zhenyi Cai and Hengxiao Guo
The Astrophysical Journal 925 (1) 50 (2022)
DOI: 10.3847/1538-4357/ac3828
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More Variable Quasars Have Stronger Emission Lines

Wen-Yong Kang, Jun-Xian Wang, Zhen-Yi Cai and Wen-Ke Ren
The Astrophysical Journal 911 (2) 148 (2021)
DOI: 10.3847/1538-4357/abeb69
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A new multiwavelength census of blazars

A. Paggi, M. Bonato, C. M. Raiteri, et al.
Astronomy & Astrophysics 641 A62 (2020)
DOI: 10.1051/0004-6361/202038430
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Legacy Survey of Space and Time cadence strategy evaluations for active galactic nucleus time-series data in Wide-Fast-Deep field

Xinyue Sheng, Nicholas Ross and Matt Nicholl
Monthly Notices of the Royal Astronomical Society 512 (4) 5580 (2022)
DOI: 10.1093/mnras/stac803
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Spectral variability of quasars from multi-epoch photometric data in the Sloan Digital Sky Survey Stripe 82

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