Herman Lee Marshall

Current and Previous Grants
1997 PI "EUV Spectroscopy of the Narrow Line Seyfert 1 Galaxy 1H0419-577," with K. Leighly and J. P. Halpern
1996 PI "Multiwavelength Variability of PKS 2155-304," with M. Urry, et al
1996 PI "Coordinated Observations of the Narrow Line Seyfert 1 Galaxy 1H0419-577," with K. Leighly, G. Madejski, R. Edelson, and C. Otani
1996 Co-I "EUV and X-ray Variability in Seyfert Galaxies: A Study with Simultaneous EUVE and XTE Observations," with A Fruscione et al
1996 Co-I "The Physical Conditions of the Warm Absorber in NGC 5548," with J. Kaastra et al
1996 Co-I "Coordinated EUVE and ASCA Observations of the Ultra-soft Variable Narrow Line QSO Ton S 180," with K. Leighly, A. Comastri, and T. Yaqoob
1996 Co-I "Hard X-ray Observations of the Ultra-soft Variable Narrow Line QSO Ton S 180," with T. Yaqoob, K. Leighly, and A. Comastri
1995-6 PI "Spectral Variability of the EUV excesses of 1H0419-577 and Mrk 478," with M. Malkan, G. Madejski, A. Fruscione, and T.J. Turner
1995-6 Co-I "Variability Studies of Narrow Line Seyfert 1 Galaxy 1H0419-577," with K. Leighly, R. Mushotzky, R. Edelson, and C. Otani
1995-6 Co-I "EUV Polarization of RE1307+535," with S. Howell, P. Hakala, and O. Vilhu
1995-6 Co-I "Spectral Variability of the Soft Excess in Mrk 478," with G. Madejski and T.J.Turner
1994-5 PI "The EUV Spectra and Polarization of BL Lac Objects," with T. Carone, M. Sitko, and M. Urry
1993-4 PI "Observations of Active Galactic Nuclei with EUVE," with T. Carone, M. Shull, M. Malkan, M. Elvis, and R. Green
1993-4 Co-I "EUV Spectroscopy of Hercules X-1/HZ Herculis," with S. Vrtilek and J. Raymond
1993-4 Co-I "The Nature of the EUV Continuum in NGC 5548," with T. Carone, et al
1992-4 Co-I "Development of a Tool-Set for Simultaneous, Multi-site Observations of Astronomical Objects," with S. Chakrabarti and J.G. Jernigan
1991-2 PI "Soft X-ray Spectroscopy of Active Galaxies in Directions of Low Neutral Hydrogen," with S. Bowyer, R.F. Green, and K.A. Pounds
1987-8 Co-I "Increasing HRI Detections of IPC Sources," with C.F. McKee

PI = Principal Investigator

Co-I  = Co-Investigator

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