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National Aeronautics and Space Administration

Goddard Space Flight Center

Astrophysics Science Division | Sciences and Exploration

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GRIS Publications

1987, "The Gamma-Ray Imaging Spectrometer (GRIS) Instrument and Plans for Observing SN 1987A", J. Tueller, S. Barthelmy, N. Gehrels, B. J. Teegarden, M. Leventhal and C. J. MacCallum, Nuclear Spectroscopy of Astrophysical Sources, AIP Conf. Proc 170., p439.

1989, "Reappearance of the Annihilation Line Source at the Galactic Center"; M. Leventhal, C. MacCallum, S. Barthelmy, N. Gehrels, J. Tueller, B. J. Teegarden; Nature, Vol. 339, pp 36.

1989, "Resolution of the 1238 keV Gamma Ray Line from Supernova 1987A"; B. J. Teegarden, S. Barthelmy, N. Gehrels, J. Tueller (NASA-GSFC); M. Leventhal (AT&T Bell Labs); C. MacCallum (Sandia National Lab); Nature, Vol. 339, pp 112.

1990, "Observations of Gamma-Ray line Profiles from SN1987A",J. Tueller, S. Barthelmy, N. Gehrels, B. J. Teegarden,Ap. J. (Letters), Vol. 351, pp. L41.

1991, "GRIS Observations of 26Al Gamma-Ray Line Emission from Two Points in the Galactic Plane", B. J. Teegarden, S. D. Barthelmy, N. Gehrels, J. Tueller, M. Leventhal, C. J. MacCallum,Ap.J. (Letters), Vol. 375, pp. L9.

1991, "GRIS Observations of Positron Annihilation Radiation from the Galactic Center", N. Gehrels, S. D. Barthelmy, B. J. Teegarden, J. Tueller, M. Leventhal, C. J. MacCallum,Ap.J. (Letters),Vol. 375, pp. L13.

1993, "GRIS Detections of the 511 keV Line from the Galactic Center Region in 1992", M. Leventhal, S. D. Barthelmy, N. Gehrels, B. J. Teegarden, J. Tueller and L. M. Bartlett, Ap. J. Letters 405, L25.

1993, "GRIS Observations of the Crab", L. Bartlett, S. Barthelmy, N. Gehrels, M Leventhal, B. Teegarden, J. Tueller, and C. MacCallum, in Compton Gamma-Ray Observatory, ed. M. Friedlander, N. Gehrels, and D. Macomb (AIP, New York), p. 194.

1994, "GRIS Background Reduction Results Using Isotopically Enriched Ge" S. D. Barthelmy, L. M. Bartlett, N. Gehrels, M Leventhal, B. J. Teegarden, J. Tueller, S. Belyaev, V. Lebedev, and H. V. Klapdor-Kleingrothaus, Ap.J., Vol. 427, pp. 519.

1996, "Detection of High-Velocity 26Al towards the Galactic Centre" J. E. Naya, S. D. Barthelmy, L. M. Bartlett, N. Gehrels, M. Leventhal, A. Parsons, B. Teegarden, and J. Tueller, Nature, Vol. 384, pp.44.

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