'Solar mass' presentation slideshows

1.08k views • 57 slides

Neutron stars. Lecture 2

Neutron stars. Lecture 2. Sergei Popov (SAI MSU). NS Masses. Stellar masses are directly measured only in binary systems Accurate NS mass determination for PSRs in relativistic systems by measuring PK corrections

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Neutron stars. Lecture 1.

Neutron stars. Lecture 1. Sergei Popov (SAI MSU). dN/dM. Long life time. Short life time. M. M max. M min. Stars in the Galaxy. Salpeter (1955) mass function: dN/dM ~ M -2.35. There are many modification (Miller-Scalo, Kroupa etc.). At high masses the slope is usually steeper.

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Cepheid Multiplicity and Masses: Fundamental Parameters Nancy Remage Evans

Ed Guinan Scott Engle Howard Bond Gail Schaefer Derck Massa Charles Proffit Alexey Rastorguev Natalia Gorynya. Scott Wolk Massimo Marengo Margarita Karovska Ken Carpenter Erika Bohm-Vitense Joel Eaton Ignazio Pillitteri Leonid Berdnikov.

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Lecture 13 Presupernova Models, Core Collapse and Bounce

Lecture 13 Presupernova Models, Core Collapse and Bounce. Density Profiles of Supernova Progenitor Cores. These make the heavy elements. These should be easy to explode. 2D SASI-aided, Neutrino-Driven Explosion?. Poelarends, Herwig, Langer and Heger (2008).

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Properties of Main Sequence Stars

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Modeling Ejecta in Supernova Remnant X-Ray Spectra John P. Hughes Rutgers University

Modeling Ejecta in Supernova Remnant X-Ray Spectra John P. Hughes Rutgers University. Parviz Ghavamian, Rutgers Pat Slane, CfA Sangwook Park, Penn State Gordon Garmire, Penn State Anne Decourchelle, Saclay. Cara Rakowski, Rutgers Jessica Warren, Rutgers Dave Burrows, Penn State

494 views • 34 slides

The Discovery of Dark Energy

The Discovery of Dark Energy. Gerson Goldhaber Physics Department University of California at Berkeley and LBNL. Standard Candles after Calibration. Calibrated Standard Candles. Why are all the Type Ia SNe of nearly the same brightness?.

462 views • 33 slides

Nuclear reactions in the Sun

Gianni Fiorentini @Santa Tecla 2003. Nuclear reactions in the Sun. Episode I. A first look at the Sun A deeper look: helioseismology Neutrino: the spy of the innermost sun Nuclear reactions in the Sun, after SNO and KamLAND. Episode II. Episode I. M= 2 10 30 Kg R=7 10 8 m

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Which do you think is the most common element (by mass) found in stars?

http://nsdl.org. Test your star power. Which do you think is the most common element (by mass) found in stars?. Helium Hydrogen Carbon Silicon. Sagittarius Star Cloud, Center of the Milky Way Galaxy. http://nsdl.org. Stars are made of:. (by mass) 70-80 % Hydrogen 20-30% Helium

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The Life Cycles of Stars

PowerPoint Created by: Alexander J. Hawkins Information documented from DK Smithsonian UNIVERSE Definitive Visual Guide. The Life Cycles of Stars. Stellar Life.

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Goal: To understand the post main sequence evolutions of the most massive stars

Goal: To understand the post main sequence evolutions of the most massive stars. Objectives: To learn about Eta Carinae and LBVs To learn about what Wolf-Rayet stars are To understand the effects these stars have on their surroundings and why they are important for the evolution of the galaxy

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Black hole history (I)

Black hole history (I). 1783 : The Reverend John Michell (invisible sphere) 1798,1799 : P.S. Laplace (Exposition du Systeme du Monde Part II, p. 305, Allgemeine Geographifche Ephemeriden, 4, S.1, 1799) 1915 : K. Schwarzschild

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Stellar Evolution

M<0.08 .08<M<0.4 0.4<M<1.4 1.4<M<~4 M>~4 P R O T O S T A R | M a i n S e q u e n c e

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Medium-Sized Black Holes

Medium-Sized Black Holes. X-rays Black hole masses X-ray sources in other galaxies Beaming A nebula around a black hole. Black holes shine brightest in X-rays. Why?. Luminosity versus radius and temperature. 1. 2. 1. R = R Sun T = T Sun. R = R Sun T = 2T Sun.

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Spica Star

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Applications of Nuclear Physics

398 views • 14 slides

Vega

332 views • 9 slides

Our Sun. III. Present and Future (1993ApJ_418_475s)

137 views • 9 slides