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Charging of Dust Grains in Photoionized Gas Marcos Hilsenrat PowerPoint PPT Presentation
Charging of Dust Grains in Photoionized Gas Marcos Hilsenrat - Photoelectron current from grain (e.g. Evans 1991) ... Fittings from Ashley & Anderson (1981) and Ashley (1990) Electron ranges ...
Photoelectron current from grain (e.g. Evans 1991) ... Fittings from Ashley & Anderson (1981) and Ashley (1990) Electron ranges ...
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Low Temperature Dielectronic Recombination (DR) Data for Modeling Photoionized Cosmic Plasmas (D. W. Savin, PI PowerPoint PPT Presentation
Low Temperature Dielectronic Recombination (DR) Data for Modeling Photoionized Cosmic Plasmas (D. W. Savin, PI - Title: Slide 1 Author: Daniel Wolf Savin Last modified by: Daniel Wolf Savin Created Date: 4/9/2002 5:09:38 PM Document presentation format: On-screen Show
Title: Slide 1 Author: Daniel Wolf Savin Last modified by: Daniel Wolf Savin Created Date: 4/9/2002 5:09:38 PM Document presentation format: On-screen Show
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Emission II: Collisional PowerPoint PPT Presentation
Emission II: Collisional - Emission II: Collisional & Photoionized Plasmas Randall K. Smith Johns Hopkins University NASA/GSFC
Emission II: Collisional & Photoionized Plasmas Randall K. Smith Johns Hopkins University NASA/GSFC
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Neutron Stars and Their Environments PowerPoint PPT Presentation
Neutron Stars and Their Environments - Dense slow RSG wind, concentrated into equatorial plane ... BSG photoionizes RSG wind (Chevalier & Dwarkadas 1996) HST WFPC2 (Pete Challis / SAINTS) ...
Dense slow RSG wind, concentrated into equatorial plane ... BSG photoionizes RSG wind (Chevalier & Dwarkadas 1996) HST WFPC2 (Pete Challis / SAINTS) ...
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Modeling X-Ray Photoionization Experiments PowerPoint PPT Presentation
Modeling X-Ray Photoionization Experiments - Modeling X-Ray Photoionization Experiments Michael Rosenberg and David Cohen Swarthmore College Modeling Studies The following suite of modeling programs has been ...
Modeling X-Ray Photoionization Experiments Michael Rosenberg and David Cohen Swarthmore College Modeling Studies The following suite of modeling programs has been ...
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X-ray Spectral Diagnostics of Neon Photoionization Experiments on the Z-Machine PowerPoint PPT Presentation
X-ray Spectral Diagnostics of Neon Photoionization Experiments on the Z-Machine - X-ray Spectral Diagnostics of Neon Photoionization Experiments on the Z-Machine David H. Cohen1,2, Joseph J. MacFarlane2, James E. Bailey3, Duane A. Liedahl4
X-ray Spectral Diagnostics of Neon Photoionization Experiments on the Z-Machine David H. Cohen1,2, Joseph J. MacFarlane2, James E. Bailey3, Duane A. Liedahl4
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Emission II: Collisional PowerPoint PPT Presentation
Emission II: Collisional - But what about radiative excitation? ... In coronal gas, need kTe~DE to collisionally excite lines. ... Excitation is often by recombination cascade ...
But what about radiative excitation? ... In coronal gas, need kTe~DE to collisionally excite lines. ... Excitation is often by recombination cascade ...
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MPE Science Highlight PowerPoint PPT Presentation
MPE Science Highlight - A: XMM-Newton spectrum of NGC 6240. ... Mrk 110 as observed with XMM-Newton. From left to right, ... even for the brightest O VII detection based on XMM-Newton. ...
A: XMM-Newton spectrum of NGC 6240. ... Mrk 110 as observed with XMM-Newton. From left to right, ... even for the brightest O VII detection based on XMM-Newton. ...
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Creating an X-ray Nebula in the Laboratory: Spectral Diagnostics of Neon Photoionization Experiments on the Z-Machine PowerPoint PPT Presentation
Creating an X-ray Nebula in the Laboratory: Spectral Diagnostics of Neon Photoionization Experiments on the Z-Machine - Creating an X-ray Nebula in the Laboratory: Spectral Diagnostics of Neon Photoionization Experiments on the Z-Machine D. S. Conners, D. H. Cohen (Swarthmore College ...
Creating an X-ray Nebula in the Laboratory: Spectral Diagnostics of Neon Photoionization Experiments on the Z-Machine D. S. Conners, D. H. Cohen (Swarthmore College ...
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What can emission lines tell us? lecture 1 Grazyna Stasinska PowerPoint PPT Presentation
What can emission lines tell us? lecture 1 Grazyna Stasinska - What can emission lines tell us? lecture 1 Gra yna Stasi ska
What can emission lines tell us? lecture 1 Gra yna Stasi ska
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The Distribution and Baryonic Content of the Ly? Forest at z<0.5 PowerPoint PPT Presentation
The Distribution and Baryonic Content of the Ly? Forest at z<0.5 - The Ly forest at low-z and high-z provides a powerful tool to probe the ... Systematic deep galaxy redshift survey. We need. Cosmic Origin Spectrograph (COS) ...
The Ly forest at low-z and high-z provides a powerful tool to probe the ... Systematic deep galaxy redshift survey. We need. Cosmic Origin Spectrograph (COS) ...
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X-ray Binaries PowerPoint PPT Presentation
X-ray Binaries - Dipper iron line spectrum. Essentially every dipper shows evidence for highly ionized iron obsorption ... Dippers: Smale et al. 1988 MNRAS 232 647 ...
Dipper iron line spectrum. Essentially every dipper shows evidence for highly ionized iron obsorption ... Dippers: Smale et al. 1988 MNRAS 232 647 ...
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Ionization PowerPoint PPT Presentation
Ionization - For hydrogenic ionic stages, the ionization cross-section (Dopita ... Magellanic Stream gas (Weiner & Williams 1996) Optical depth to ionizing radiation t = 3 ...
For hydrogenic ionic stages, the ionization cross-section (Dopita ... Magellanic Stream gas (Weiner & Williams 1996) Optical depth to ionizing radiation t = 3 ...
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X-ray spectroscopy Workshop PowerPoint PPT Presentation
X-ray spectroscopy Workshop - The stacked spectrum of all the objects with good SNR included in CIELO confirms ... lines) are also recovered in the stacked spectrum of poor SNR objects (~60 ...
The stacked spectrum of all the objects with good SNR included in CIELO confirms ... lines) are also recovered in the stacked spectrum of poor SNR objects (~60 ...
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QSO Absorption Line Galaxy Connections PowerPoint PPT Presentation
QSO Absorption Line Galaxy Connections - QSO Absorption Line Galaxy Connections
QSO Absorption Line Galaxy Connections
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The Photoionization Structure of NGC 2392 The Eskimo Planetary Nebula PowerPoint PPT Presentation
The Photoionization Structure of NGC 2392 The Eskimo Planetary Nebula - Results: outer shell, inner shell, FLIERs A new 3D model The Photoionization Structure of NGC 2392 The Eskimo Planetary Nebula Jonathan Sick (former Rice undergrad ...
Results: outer shell, inner shell, FLIERs A new 3D model The Photoionization Structure of NGC 2392 The Eskimo Planetary Nebula Jonathan Sick (former Rice undergrad ...
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What can we learn on the BLR from the smallest AGN PowerPoint PPT Presentation
What can we learn on the BLR from the smallest AGN - What can we learn on the BLR. from the smallest AGN? ... Rybicki & Lightman: Radiative Processes in Astrophysics. What are the implied Te and te? ...
What can we learn on the BLR. from the smallest AGN? ... Rybicki & Lightman: Radiative Processes in Astrophysics. What are the implied Te and te? ...
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Bild 1 PowerPoint PPT Presentation
Bild 1 - Modelling the Red Halos of Blue Compact Galaxies Zackrisson, E1., Bergvall, N1., Marquart, T1., Mattsson, L1. & stlin, G.2 1 Uppsala Astronomical Observatory ...
Modelling the Red Halos of Blue Compact Galaxies Zackrisson, E1., Bergvall, N1., Marquart, T1., Mattsson, L1. & stlin, G.2 1 Uppsala Astronomical Observatory ...
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The remarkable soft X-ray emission of the Broad Line Radio Galaxy 3C445 PowerPoint PPT Presentation
The remarkable soft X-ray emission of the Broad Line Radio Galaxy 3C445 - Only few examples of X-ray bright BLRGs at low z and with an optimal inclination ... 5 lines clearly detected with the EPIC-CCD: OVII He- , OVIII Ly , MgXI and SiXIII ...
Only few examples of X-ray bright BLRGs at low z and with an optimal inclination ... 5 lines clearly detected with the EPIC-CCD: OVII He- , OVIII Ly , MgXI and SiXIII ...
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AGN OUTFLOWS PowerPoint PPT Presentation
AGN OUTFLOWS - Unassociated/Associated: Redshift relative to quasar emission lines ... Statistics: over-density of low-z (w/respect to quasar) NALs implies these are intrinsic ...
Unassociated/Associated: Redshift relative to quasar emission lines ... Statistics: over-density of low-z (w/respect to quasar) NALs implies these are intrinsic ...
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Science Impacts of High Resolution X-Ray Spectroscopy PowerPoint PPT Presentation
Science Impacts of High Resolution X-Ray Spectroscopy - ... Dewey, N. S. Schulz, H. L. Marshall C. R. Canizares (MIT) ... Such fields include coronae of ... Modelling The X-Ray Spectra of the SS 433 Jets (Marshall et al. ...
... Dewey, N. S. Schulz, H. L. Marshall C. R. Canizares (MIT) ... Such fields include coronae of ... Modelling The X-Ray Spectra of the SS 433 Jets (Marshall et al. ...
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Heating and Cooling PowerPoint PPT Presentation
Heating and Cooling - Grain Photoelectric Heating ... Gas remains isothermal in this regime, ultimately due to cooling of dust grains by IR emission. ...
Grain Photoelectric Heating ... Gas remains isothermal in this regime, ultimately due to cooling of dust grains by IR emission. ...
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The metallicity of the intergalactic medium and its evolution PowerPoint PPT Presentation
The metallicity of the intergalactic medium and its evolution - 1. 'Late' enrichment by 2 z 6 galaxies. Strong feedback during galaxy ... factor of metals is high: tens of percent (depending on metallicity threshhold) ...
1. 'Late' enrichment by 2 z 6 galaxies. Strong feedback during galaxy ... factor of metals is high: tens of percent (depending on metallicity threshhold) ...
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The Phenomenon of Active Galactic Nuclei: an Introduction PowerPoint PPT Presentation
The Phenomenon of Active Galactic Nuclei: an Introduction - The source of the 'big blue bump' The Accretion Disk Corona ... Orbits in the potential well of the galaxy bulge (velocities of hundreds of km/sec) ...
The source of the 'big blue bump' The Accretion Disk Corona ... Orbits in the potential well of the galaxy bulge (velocities of hundreds of km/sec) ...
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A HighResolution Survey of LowRedshift O VI Absorbers PowerPoint PPT Presentation
A HighResolution Survey of LowRedshift O VI Absorbers - A HighResolution Survey of LowRedshift O VI Absorbers
A HighResolution Survey of LowRedshift O VI Absorbers
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Wide Field Camera 3: The SOC Science Program Proposal PowerPoint PPT Presentation
Wide Field Camera 3: The SOC Science Program Proposal - An extraordinary panchromatic survey efficiency covering a critical decade of ... What determined the properties that galaxies ... Downsizing in Star Formation ...
An extraordinary panchromatic survey efficiency covering a critical decade of ... What determined the properties that galaxies ... Downsizing in Star Formation ...
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News from SN 1987A The end of a Teenager PowerPoint PPT Presentation
News from SN 1987A The end of a Teenager - News from SN 1987A The end of a Teenager
News from SN 1987A The end of a Teenager
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GRB Physics Progenitors PowerPoint PPT Presentation
GRB Physics Progenitors - Epeak (Spectral Energy Peak) determination. Sensitivity for X-ray flashes and ... WFI astrometry accuracy. Swift GRBs (with redshifts) vs. Sun angle ~50% ~20 ...
Epeak (Spectral Energy Peak) determination. Sensitivity for X-ray flashes and ... WFI astrometry accuracy. Swift GRBs (with redshifts) vs. Sun angle ~50% ~20 ...
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Iron K Spectra from L-Shell Ions PowerPoint PPT Presentation
Iron K Spectra from L-Shell Ions - Fabian, et al., 2000, PASP. Iron K lines are used to probe black hole accretion disks ... (Ross, Fabian, & Brandt 1996, MNRAS; see also Band et al. 1990, ApJ) ...
Fabian, et al., 2000, PASP. Iron K lines are used to probe black hole accretion disks ... (Ross, Fabian, & Brandt 1996, MNRAS; see also Band et al. 1990, ApJ) ...
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SUPERNOVA 1987A: THE BIRTH OF A SUPERNOVA REMNANT Dick McCray JILA, U' of Colorado PowerPoint PPT Presentation
SUPERNOVA 1987A: THE BIRTH OF A SUPERNOVA REMNANT Dick McCray JILA, U' of Colorado - SUPERNOVA 1987A: THE BIRTH OF A SUPERNOVA REMNANT. Dick McCray. JILA, ... If (A), blast wave wouldn't travel so far to E. But hotspots appeared first on E side. ...
SUPERNOVA 1987A: THE BIRTH OF A SUPERNOVA REMNANT. Dick McCray. JILA, ... If (A), blast wave wouldn't travel so far to E. But hotspots appeared first on E side. ...
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Pulsed Laser Deposition (PLD) PowerPoint PPT Presentation
Pulsed Laser Deposition (PLD) - Higher quality films, better magnetic properties. MICE ... does surface pretreatment, spatially selective material deposition, surface ...
Higher quality films, better magnetic properties. MICE ... does surface pretreatment, spatially selective material deposition, surface ...
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COOL STARS PowerPoint PPT Presentation
COOL STARS - Will draw from highly ionized species characteristic of 10MK, ... models (red line). Courtesy of M. Hurwitz (2006) Fluorescent processes in extended atmospheres ...
Will draw from highly ionized species characteristic of 10MK, ... models (red line). Courtesy of M. Hurwitz (2006) Fluorescent processes in extended atmospheres ...
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Ionization and Recombination with Electrons: Laboratory Measurements and Observational Consequences PowerPoint PPT Presentation
Ionization and Recombination with Electrons: Laboratory Measurements and Observational Consequences - ... astrophysics is to reduce atomic physics uncertainties so that discrepancies ... tion between atomic physics and astro-physics could have predicted ...
... astrophysics is to reduce atomic physics uncertainties so that discrepancies ... tion between atomic physics and astro-physics could have predicted ...
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Planetary nebulae: definition, observational characteristics, and diagnostics PowerPoint PPT Presentation
Planetary nebulae: definition, observational characteristics, and diagnostics - A round or axisymmetric shape, sometimes with multiple shells or outer haloes. ... Silkworm. NGC 6302. Hb 5. Size does matter! 28. 28. A necessary question...
A round or axisymmetric shape, sometimes with multiple shells or outer haloes. ... Silkworm. NGC 6302. Hb 5. Size does matter! 28. 28. A necessary question...
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Effects of strong gravity on X-ray spectra: Observational evidence for Kerr Black Holes PowerPoint PPT Presentation
Effects of strong gravity on X-ray spectra: Observational evidence for Kerr Black Holes - Effects of strong gravity on Xray spectra: Observational evidence for Kerr Black Holes
Effects of strong gravity on Xray spectra: Observational evidence for Kerr Black Holes
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Introduction Active Galactic Nuclei PowerPoint PPT Presentation
Introduction Active Galactic Nuclei - HST shows highly structure NLR with signs of jet impact. Summary of Quasar NLR Properties ... Others hit the accretion disk. Some are reflected. ...
HST shows highly structure NLR with signs of jet impact. Summary of Quasar NLR Properties ... Others hit the accretion disk. Some are reflected. ...
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Physical conditions of the shocked regions in collimated outflows of planetary nebulae PowerPoint PPT Presentation
Physical conditions of the shocked regions in collimated outflows of planetary nebulae - Physical conditions in shocked regions of ... Credit: NASA, ESA,HEIC, and the Hubble Heritage Team (STScI/AURA) ... A. Riera (UPC), P. Garc a-Lario (ESA) & ESA ...
Physical conditions in shocked regions of ... Credit: NASA, ESA,HEIC, and the Hubble Heritage Team (STScI/AURA) ... A. Riera (UPC), P. Garc a-Lario (ESA) & ESA ...
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Solving Quasars part I PowerPoint PPT Presentation
Solving Quasars part I - Understanding Quasar Atmospheres Martin Elvis Harvard-Smithsonian Center for Astrophysics ... Already exist at t
Understanding Quasar Atmospheres Martin Elvis Harvard-Smithsonian Center for Astrophysics ... Already exist at t
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The%20X-ray%20view%20of%20absorbed%20INTEGRAL%20AGN PowerPoint PPT Presentation
The%20X-ray%20view%20of%20absorbed%20INTEGRAL%20AGN - IGR J12391-1610 Sy2 0.037 INTEGRAL/Chandra 200/3.2 ... for correlations We stress that in 3th/2th IBIS ratio of detected AGN is ~2...
IGR J12391-1610 Sy2 0.037 INTEGRAL/Chandra 200/3.2 ... for correlations We stress that in 3th/2th IBIS ratio of detected AGN is ~2...
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KRS 1 PowerPoint PPT Presentation
KRS 1 - Three types of gas relevant to this talk 'Neutral' (H I) HVCs. 21 cm emission (NHI 1018 cm-2) ... indicate that MLG ~ 2x1012 Mo (e.g., Peebles 1995) ...
Three types of gas relevant to this talk 'Neutral' (H I) HVCs. 21 cm emission (NHI 1018 cm-2) ... indicate that MLG ~ 2x1012 Mo (e.g., Peebles 1995) ...
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Active Galaxies and Related Objects PowerPoint PPT Presentation
Active Galaxies and Related Objects - Radio morphology first classified by Fanaroff & Riley (1974) ... million times more luminous than the Sun (IR, radio, X-ray, and gamma ray source) ...
Radio morphology first classified by Fanaroff & Riley (1974) ... million times more luminous than the Sun (IR, radio, X-ray, and gamma ray source) ...
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BAT AGN Survey XMM Suzaku followup Progress Report or 15 things I learned this year or are we breaki PowerPoint PPT Presentation
BAT AGN Survey XMM Suzaku followup Progress Report or 15 things I learned this year or are we breaki - The Swift BAT (Burst and Transient Telescope) has been observing the whole sky ... BAT survey should be unbiased wrt obscuration ...
The Swift BAT (Burst and Transient Telescope) has been observing the whole sky ... BAT survey should be unbiased wrt obscuration ...
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Solving Quasars part I PowerPoint PPT Presentation
Solving Quasars part I - Elvis M., 2000, Astrophysical Journal 545, 63. Fermilab Colloqium 29 October 2003 ... 1/day. Now 2 per day = 5% of all astronomy papers. Spam! Need filters ...
Elvis M., 2000, Astrophysical Journal 545, 63. Fermilab Colloqium 29 October 2003 ... 1/day. Now 2 per day = 5% of all astronomy papers. Spam! Need filters ...
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Constraints on the Velocity Distribution in the NGC 3783 Warm Absorber T. Kallman, Laboratory for X-ray Astrophysics, NASA/GSFC PowerPoint PPT Presentation
Constraints on the Velocity Distribution in the NGC 3783 Warm Absorber T. Kallman, Laboratory for X-ray Astrophysics, NASA/GSFC - Assumes ballistic trajectories. Favors clumped wind. Blustin ... Available from xstar website, as are ready-made tables. Not in current release version, 2.1kn4 ...
Assumes ballistic trajectories. Favors clumped wind. Blustin ... Available from xstar website, as are ready-made tables. Not in current release version, 2.1kn4 ...
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Progenitors: Mass loss determines SN Type. PowerPoint PPT Presentation
Progenitors: Mass loss determines SN Type. - Ib (only He core), Ic (only O core) Ejecta structure: Shock ... Hard from reverse shock & blast wave. Optical: Gr ningsson et al. X-rays: Park et al 2005 ...
Ib (only He core), Ic (only O core) Ejecta structure: Shock ... Hard from reverse shock & blast wave. Optical: Gr ningsson et al. X-rays: Park et al 2005 ...
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A constant pressure model for the Warm Absorber in NGC 3783 PowerPoint PPT Presentation
A constant pressure model for the Warm Absorber in NGC 3783 - 1 Observatoire de Paris-Meudon (LUTH), France. 2 Copernicus Astronomical Center (CAMK), Poland ... HETG spectra reduced with CIAO 3.2.1 ...
1 Observatoire de Paris-Meudon (LUTH), France. 2 Copernicus Astronomical Center (CAMK), Poland ... HETG spectra reduced with CIAO 3.2.1 ...
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Radio Galaxies PowerPoint PPT Presentation
Radio Galaxies - models for different. ionization parameters. Broad line regions (BLR) ... No thick tori? Well known dichotomy: low vs high power radio galaxies ...
models for different. ionization parameters. Broad line regions (BLR) ... No thick tori? Well known dichotomy: low vs high power radio galaxies ...
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SIGRAV%20Graduate%20School%20in%20Contemporary PowerPoint PPT Presentation
SIGRAV%20Graduate%20School%20in%20Contemporary - Laura Ferrarese Rutgers University Lecture 4: Beyond the Resolution Limit SIGRAV Graduate School in Contemporary Relativity and Gravitational Physics
Laura Ferrarese Rutgers University Lecture 4: Beyond the Resolution Limit SIGRAV Graduate School in Contemporary Relativity and Gravitational Physics
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Active Galactic Nuclei PowerPoint PPT Presentation
Active Galactic Nuclei - The profile is skewed with an extended red wing due to gravitational redshift, ... Sagittarius A* An unresolved bright continuum at radio wavelengths ...
The profile is skewed with an extended red wing due to gravitational redshift, ... Sagittarius A* An unresolved bright continuum at radio wavelengths ...
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Electron spectroscopy PowerPoint PPT Presentation
Electron spectroscopy - Electron spectroscopy IMFP of electron Photoelectron spectroscopy 3. Microscopies: PEEM, LEEM, Imaging XPS Auger electron spectroscopy Extended X-ray Absorption Fine ...
Electron spectroscopy IMFP of electron Photoelectron spectroscopy 3. Microscopies: PEEM, LEEM, Imaging XPS Auger electron spectroscopy Extended X-ray Absorption Fine ...
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High Energy Astrophysics PowerPoint PPT Presentation
High Energy Astrophysics - ... imaging proportional counter showed that AGN of all types were powerful X-ray ... the deepest X-ray images with which the X-ray background is resolved ...
... imaging proportional counter showed that AGN of all types were powerful X-ray ... the deepest X-ray images with which the X-ray background is resolved ...
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Quasars PowerPoint PPT Presentation
Quasars - Quasars & AGN Some supplemental reading: GREAT compilation of review articles at http://nedwww.ipac.caltech.edu/level5/active_galaxies.html Ties to Host Galaxy ...
Quasars & AGN Some supplemental reading: GREAT compilation of review articles at http://nedwww.ipac.caltech.edu/level5/active_galaxies.html Ties to Host Galaxy ...
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What can emission lines tell us? lecture 2 Grazyna Stasinska PowerPoint PPT Presentation
What can emission lines tell us? lecture 2 Grazyna Stasinska - What can emission lines tell us? lecture 2 Gra yna Stasi ska
What can emission lines tell us? lecture 2 Gra yna Stasi ska
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Andrew Humphrey PowerPoint PPT Presentation
Andrew Humphrey - Andrew Humphrey. INAOE. Submitted to MNRAS Letters with M. Villar-Mart n, ... Part 1: Integral Field Spectroscopy of moderate redshift, type II quasars ...
Andrew Humphrey. INAOE. Submitted to MNRAS Letters with M. Villar-Mart n, ... Part 1: Integral Field Spectroscopy of moderate redshift, type II quasars ...
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