Hidden quasars in ultraluminous infared galaxies
Conference
·
OSTI ID:3392
- LLNL
Abstract. Many ultraluminous infrared galaxies (ULIRGS) are pow- ered by quasars hidden in the center, but many are also powered by starbursts. A simply diagnostic diagram is proposed that can iden- tify obscured quasars in ULIRGs by their high-ionization emission lines ([O III]λ5007/Hβ ≳ 5), and "warm" IR color (ƒ25/ƒ60 ≳ 0.25).
- Research Organization:
- Lawrence Livermore National Laboratory, Livermore, CA
- Sponsoring Organization:
- USDOE Office of Defense Programs (DP)
- DOE Contract Number:
- W-7405-ENG-48
- OSTI ID:
- 3392
- Report Number(s):
- UCRL-JC-132807; YN0100000; 98-ERI-005; ON: DE00003392
- Country of Publication:
- United States
- Language:
- English
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