First results from COMPTEL measurement of the Al-26 1.8 MeV gamma-ray line from the Galactic center region, R Diehl, K Bennett, H Bloemen, H deBoer, M Busetta, W Collmar, A Connors, J W. den Herder, C. deVries, W Hermsen, J Knodlseder, L Kuiper, G G. Lichti, J Lockwood, John R. Macri, Mark L. McConnell, D Morris, R Much, James M. Ryan, V. Schonfelder, G. Simpson, J G. Stacy, H Steinle, A W. Strong, B Swanenburg, M Varendorff, P. von Ballmoos, W Webber, C Winkler
Physics & Astronomy