Locally Optimally Emitting Clouds and the Variable Broad Emission Line Spectrum of NGC 5548
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[1] J. Baldwin,et al. Locally Optimally Emitting Clouds and the Narrow Emission Lines in Seyfert Galaxies , 1997, astro-ph/9705083.
[2] J. Chiang,et al. Photoionization of Disk Winds , 1998 .
[3] J. Mathis,et al. The relationship between infrared, optical, and ultraviolet extinction , 1989 .
[4] D. Maoz,et al. Ultraviolet and optical variations in active galactic nuclei - The Seyfert 1 galaxy NGC 5548 , 1990 .
[5] Paul T. O'Brien,et al. The luminosity-dependent broad-line region in active galactic nuclei , 1995 .
[6] G. Ferland,et al. CLOUDY 90: Numerical Simulation of Plasmas and Their Spectra , 1998 .
[7] B. Peterson,et al. Echo Mapping of Broad H beta Emission in NGC 5548 , 1991 .
[8] K. Davidson. On photoionization analyses of emission spectra of quasars. , 1977 .
[9] Michel Casse,et al. Origin and evolution of the elements , 1993 .
[10] E. V. Groningen,et al. Hysteresis in broad-line regions of active galactic nuclei. , 1994 .
[11] J. Baldwin,et al. THE HUBBLE-SPACE-TELESCOPE SAMPLE OF RADIO-LOUD QUASARS - THE LY-ALPHA/H-BETA RATIO , 1995 .
[12] Martin J. Rees,et al. Small Dense Broad-Line Regions in Active Nuclei , 1989 .
[13] M. Goad,et al. Broad Emission Line Variability as a Constraint upon the Physical Conditions within the Broad Emission Line Region of NGC 5548 , 1998 .
[14] G. Ferland,et al. Implications of Lyman-alpha equivalent widths in active galactic nuclei , 1993 .
[15] J. Krolik,et al. The formation of emission lines in quasars and Seyfert nuclei , 1981 .
[16] C. Gaskell,et al. IUE observations of NGC 5548, 1978-1988 : The sizes and kinematics of the broad-line region , 1991 .
[17] Shai Kaspi,et al. Modeling Variable Emission Lines in Active Galactic Nuclei: Method and Application to NGC 5548 , 1999, astro-ph/9905241.
[18] Gerard A. Kriss,et al. Ultraviolet variability of NGC 5548 : dynamics of the continuum production region and geometry of the broad-line region , 1991 .
[19] B. Peterson,et al. The intrinsic nature of the Baldwin effect , 1992 .
[20] J. Baldwin,et al. Locally Optimally Emitting Clouds and the Origin of Quasar Emission Lines , 1995, astro-ph/9510080.
[21] M. Goad,et al. The Effect of a Variable Anisotropic Continuum Source upon the Broad Emission Line Profiles and Responses , 1996 .
[22] Bradley M. Peterson,et al. COMMENTS ON CROSS-CORRELATION METHODOLOGY IN VARIABILITY STUDIES OF ACTIVE GALACTIC NUCLEI , 1994 .
[23] E. Pérez,et al. The response of the broad emission line region to ionizing continuum variations – II. Numerical simulations , 1992 .
[24] B. Peterson,et al. Reverberation Mapping and the Physics of Active Galactic Nuclei , 1997, astro-ph/9706039.
[25] H. Netzer,et al. Dust in the Narrow-Line Region of Active Galactic Nuclei , 1993 .
[26] Gerard A. Kriss,et al. The Variability and Spectrum of NGC 5548 in the Extreme Ultraviolet , 1997 .
[27] G. Ferland,et al. What heats the hot phase in active nuclei , 1987 .
[28] Paul T. O'Brien,et al. Response functions as diagnostics of the broad-line region in active galactic nuclei , 1993 .
[29] Bradley M. Peterson,et al. Keplerian Motion of Broad-Line Region Gas as Evidence for Supermassive Black Holes in Active Galactic Nuclei , 1999, astro-ph/9905382.
[30] Bradley M. Peterson,et al. ANISOTROPIC LINE EMISSION AND THE GEOMETRY OF THE BROAD-LINE REGION IN ACTIVE GALACTIC NUCLEI , 1992 .
[31] W. Welsh,et al. On the Reliability of Cross‐Correlation Function Lag Determinations in Active Galactic Nuclei , 1999, astro-ph/9911112.
[32] G. Ferland,et al. Optically thin broad-line clouds in active galactic nuclei , 1995 .
[33] B. M. Peterson,et al. New Constraints on the Continuum Emission Mechanism of Active Galactic Nuclei: Intensive Monitoring of NGC 7469 in the X-Ray and Ultraviolet , 1998, astro-ph/9804135.
[34] P. O’Brien,et al. NGC 3516: The Long-Term Variability of the Active Galactic Nucleus Emission-Line and Absorption-Line Regions , 1999 .
[35] A. Wandel,et al. Central Masses and Broad-Line Region Sizes of Active Galactic Nuclei. I. Comparing the Photoionization and Reverberation Techniques , 1999 .
[36] Bradley M. Peterson,et al. Steps toward determination of the size and structure of the broad-line region in active galactic nuclei. II - An intensive study of NGC 5548 at optical wavelengths , 1991 .
[37] Dan Maoz,et al. Astronomical Time Series , 1997 .
[38] B. Peterson,et al. Erratum: "A Long-Term Study of Broad Emission Line Profile Variability in NGC 5548" (ApJ, 466, 174 [1996]) , 1996 .
[39] P. T. O'Brien,et al. Response functions as diagnostics of the broad-line region in active galactic nuclei – II. Anisotropic line emission , 1994 .
[40] J. Baldwin. Broad Emission Lines in Active Galactic Nuclei , 1997 .
[41] J. Baldwin,et al. Quasars as Cosmological Probes: The Ionizing Continuum, Gas Metallicity, and the Wλ-L Relation , 1998, astro-ph/9805338.
[42] D. Crenshaw,et al. Faint Object Spectrograph Spectra of the UV Emission Lines in NGC 5558: Detection of Strong Narrow Components , 1993 .
[43] D. Crenshaw,et al. Evidence for a Physically Compact Narrow-Line Region in the Seyfert 1 Galaxy NGC 5548 , 1997, astro-ph/9711324.
[44] Christopher F. McKee,et al. Reverberation mapping of the emission line regions of Seyfert galaxies and quasars. , 1982 .
[45] Bradley M. Peterson,et al. REVERBERATION MAPPING OF ACTIVE GALACTIC NUCLEI , 1993 .
[46] Gary J. Ferland,et al. Hazy, A Brief Introduction to Cloudy 96 , 1983 .
[47] Bradley M. Peterson,et al. Emission Lines in Active Galaxies: New Methods and Techniques, IAU Colloquium 159 , 1997 .
[48] Ian N. Evans,et al. Steps toward determination of the size and structure of the broad-line region in active galatic nuclei. 8: an intensive HST, IUE, and ground-based study of NGC 5548 , 1995 .
[49] W. Kollatschny,et al. Steps toward Determination of the Size and Structure of the Broad-Line Region in Active Galactic Nuclei. XV. Long-Term Optical Monitoring of NGC 5548 , 1992, astro-ph/9808236.
[50] Wei Zheng,et al. Steps toward determination of the size and structure of the broad-line region in active galactic nuclei. I, an 8 month campaign of monitoring NGC 5548 with IUE , 1991 .
[51] J. Audouze. Nucleosynthesis and Chemical Evolution of Galaxies , 1983 .
[52] Edward M. Murphy,et al. Galactic H i Column Densities toward Quasars and Active Galactic Nuclei , 1996 .
[53] J. Baldwin,et al. An Atlas of Computed Equivalent Widths of Quasar Broad Emission Lines , 1996, astro-ph/9611220.
[54] Bernard E. J. Pagel,et al. Nucleosynthesis and chemical evolution of galaxies , 1997 .
[55] M. Seaton. Calculated intensities of He II recombination lines in the ultraviolet , 1978 .