Observational techniques meeting #10. Spectroscopy (Cont.)

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Presentation transcript:

Observational techniques meeting #10

Spectroscopy (Cont.)

Supernovae

SNe Ia

Si II “6100” Si II “4000” Ca II

SNe Ia

SNe Ib

He I 5876 or Na D 5890? He I 6678 and 7065 Ca II IR triplet

SNe Ic

Ca II IR triplet No Si II OII 3727 Hβ 4861 OIII Hα 6563 SII 6700

SNe Ic Ca No SI II Si II? He I

SNe Ic Ia or Ic ?

SNe II

SNe II - normal HαHα Ca II Fe

SNe II – underluminous/low v Low-velocity P-cygni

SNe IIn HαHα HβHβ HγHγ HδHδ Blue continuum Classic IIn profile

SNe IIb He

SNe II - young

SNe IIn: pseudo continuum Kiewe et al. 2011; SN 2005cl

SNe IIn: hottest objects Komossa et al. 2010

Variable stars

Stars

Galaxies

Galaxies – old stars

Galaxies – young stars

Galaxies – highest redshift Lehnert et al. 2010, Nature; 14.8 hours with in J-band (1.14 micron)

Active galactic nuclei (Quasars, QSOs)

Active galactic nuclei

Topics for student talks: Cosmic microwave background: history + basic instrumentation CMB: recent developments MM/SubMM instrumentation: SCUBA -> ALMA Sunyaev-Zeldovich effect; detection; implications Light echoes IFU spectrographs Neutrino detectors TEV telescopes Cosmic-ray observatories Gravitational wave detectors MIR/FIR instrumentation Future radio arrays: LOFAR, SKA

End

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