'Emission line' diaporamas de présentation

Jet-Gas Interactions in Seyfert Galaxies

Jet-Gas Interactions in Seyfert Galaxies. Mark Whittle (Virginia) David Rosario (Virginia) John Silverman (Virginia) Charlie Nelson (Drake) Andrew Wilson (Maryland). Outline. Brief review of : AGN & Jets & Emission lines Reasons to study jet-gas interactions (JGI)

704 views • 56 slides

Spectroscopy

547 views • 42 slides

Supermassive black hole mass J.H. Fan, J.S. Zhang

Third International ASTROD Symposium on Laser Astrodynamics, Space Test of Relativity and Gravitational-Wave Astronomy Beijing, China, July 14 - 16 , 200 6. Supermassive black hole mass J.H. Fan, J.S. Zhang. Center for Astrophysics Guangzhou University. Outline. Introduction Method

545 views • 38 slides

Radio Galaxies part 4

Radio Galaxies part 4. Apart from the radio the thin accretion disk around the AGN produces optical, UV, X-ray radiation. The optical spectrum emitted by the gas depends upon the abundances of different elements, local ionization, density and temperature .

597 views • 37 slides

Andy Bunker (AAO), Laurence Eyles, Kuenley Chiu (Univ. of Exeter, UK),

Star Formation and the Stellar Mass Density at z~6: Implications for Reionization. Andy Bunker (AAO), Laurence Eyles, Kuenley Chiu (Univ. of Exeter, UK), Elizabeth Stanway (Bristol), Daniel Stark, Richard Ellis (Caltech) Mark Lacy (Spitzer), Richard McMahon.

439 views • 35 slides

Light

Light. Radiation and Spectra Chapter 5. What is Light?. Newton Prism shows white light contains all colors Light made of particles (photons) Maxwell Theory of electricity and magnetism Light is electromagnetic waves Produced by wiggling electrons Radiation = production of light

667 views • 33 slides

Which of the following is not a type of electromagnetic radiation?

Which of the following is not a type of electromagnetic radiation? . gamma rays x-rays alpha-rays visible light radio waves . A black body produces which kind of spectrum? . continuous spectrum absorption lines emission lines electric spectrum all of the above .

556 views • 32 slides

Ionized Hydrogen (HII)

Ionized Hydrogen (HII). While ionized hydrogen (protons, electrons) forms the majority of the ionized phase of the ISM, it also contains ionized forms of other elements: e.g., OII, OIII, CIV, MgII.

471 views • 28 slides

Analysis of Doppler-Broadened X-ray Emission Line Profiles from Hot Stars

Analysis of Doppler-Broadened X-ray Emission Line Profiles from Hot Stars. David Cohen - Swarthmore College with Roban Kramer - Swarthmore College Stanley Owocki - Bartol Research Institute. Outline. 0. The astrophysical context I. Introduction: What line profiles can tell us

403 views • 27 slides

Deep fields with MUSE Simon Lilly ( ETH Zurich) with Sebastiano Cantalupo (UCSC) a nd the MUSE Consortium

397 views • 26 slides

1445 Introductory Astronomy I

1445 Introductory Astronomy I. Chapter 4 Thermal Radiation and Atomic Spectra R. S. Rubins Fall, 2010. Thermal Radiation 1. Every object in the universe emits EM radiation , and also absorbs EM radiation from its surroundings.

389 views • 24 slides

Radio Galaxies Part 3

370 views • 22 slides

Dealing with Nuisances : Principled and Ad Hoc Methods

231 views • 22 slides

Observational Astronomy

410 views • 21 slides

Spectral lines

Spectral lines. Photon energy Atomic structure Spectral lines Elements in stars Masses of stars Mass-luminosity relation Reading: sections 16.5, 16.7, 6.2. Photon energy. Up to now, we have been discussing the wavelength of light as determining it color

322 views • 15 slides

Rosaria (Sara) Bonito Dipartimento di Fisica e Chimica Universita ' degli Studi di Palermo

THE PROBLEMS OF SKY SUBTRACTION AND OF ANOMALOUS MEMBERS IN YOUNG CLUSTERS: THE CASE OF NGC 6611. Rosaria (Sara) Bonito Dipartimento di Fisica e Chimica Universita ' degli Studi di Palermo INAF- Osservatorio Astronomico di Palermo. NGC 6611 & GES.

294 views • 15 slides

Physical Properties of Ly ? Emitters from z=2 to 3

Physical Properties of Ly ? Emitters from z=2 to 3. Caryl Gronwall (Pennsylvania State University) Collaborators: Eric Gawiser (Rutgers), Lucia Guaita (PUC), Nicholas Bond (Rutgers), Robin Ciardullo (PSU), John Feldmeier (YSU), Harold Francke, Nelson Padilla (PUC)

252 views • 12 slides

Spectroscopy

Spectroscopy. Emission Lines, Absorption Lines, Atomic Excitation. Emission Line, without any doppler effect. Emission Line, without any doppler effect. Emission Line, with doppler effect, blue shifted. Two objects are moving apart at great speed. Emission Line, without any doppler effect.

241 views • 11 slides

226 views • 7 slides

Views of the Sun

How to Make a Forecast. Joe Kunches and Barbara Poppe Space Environment Center. The process of forecasting brings to bear all of the tools available: data, imagery, statistics, models, pattern recognition, and experience.

69 views • 1 slides