Evolved Massive Stars. Wolf-Rayet Stars Classification WNL - weak H, strong He, NIII,IV WN2-9 - He, N III,IV,V earliest types have highest excitation.
Mid-InfraRed Medium Resolution Echelle Spectrometer (MIRMES) Itsuki Sakon (Univ. of Tokyo) Yuji Ikeda(Photocoding) Naofumi Fujishiro(Cybernet) Hirokazu.
A panchromatic view of the restless SN2009ip reveals the explosive ejection of a massive stellar envelope.
1 THE LOCAL HIGH REDSHIFT UNIVERSE – THE EXTREMELY METAL POOR STARS IN THE GALACTIC HALO Why study very metal poor stars ? We can study the early epochs.
Mid-InfraRed Medium Resolution Echelle Spectrometer (MIRMES)
How Many SN Contribute to an EMP Star’s Chemical Inventory ?
