'Pop ii' presentation slideshows

983 views • 84 slides

The Intergalactic Medium: Where the Baryons Are

442 views • 32 slides

The Stellar Zoo

444 views • 31 slides

Summary Talk

Summary Talk. Andrea Ferrara 4C - Center for Computational Chemistry and Cosmology Scuola Normale Superiore, Pisa, Italy & Kavli IPMU, Tokyo, Japan. overview. Hayashi-sensei. Prof. Hayashi, 1920-2010. overview. Main topics. Formation of Pop III Stars Pop III to Pop II Transition

406 views • 31 slides

Gaia and Metal-Poor Stars

Gaia and Metal-Poor Stars. Bengt Gustafsson, Dept of Astronomy and Space Physics Friedrich G.W. Struve 1793-1864 Parallax for Vega 1838; 26 light years, 4% error ? Gaia : 4% for 10 8 stars, 10 3 times further away.

398 views • 29 slides

GRB ???????????????

GRB ???????????????. GRBs for UNravelling the Dark Ages Mission. SKA. ????????. ??. TMT. ALMA. ??. ??? ????. ???. SPICA. ASTRO-H. CTA. high-z GRB afterglows: expectations. z measurement from Ly break:. JANUS z~<13 GUNDAM z~<?. Subaru z~<20 TMT z~<40. ???? 102, 248 (2009).

488 views • 28 slides

A possible signature of primordial stellar populations in z=3 Lyman alpha emitters

A possible signature of primordial stellar populations in z=3 Lyman alpha emitters. Akio K. INOUE (Osaka Sangyo University)

349 views • 24 slides

7 - Star Death

7 - Star Death. Present-day Abundances of the Elements on the Visible Surface of the Sun. How did this come to be??. Stellar Spectra. THE H ERTZSPRUNG- R USSELL DIAGRAM. Plot of Luminosity (Watts) versus Surface Temperature (Kelvins) ~ 90% lie along Main Sequence.

362 views • 20 slides

Composition and Mass Loss

306 views • 19 slides

Composition and Mass Loss

200 views • 19 slides

Probing the First Star Formation by 21cm line

Probing the First Star Formation by 21cm line. Kazuyuki Omukai (Kyoto U.). Contents. Formation of f irst & s econd generation stars Their observational signatures in 21-cm line. Before the First Stars. Cosmological initial condition (well-defined)

305 views • 17 slides