Production of Radioactive 22Na in Core-collapse Supernovae: The Ne-E(L) Component in Presolar Grains and Its Possible Consequences on Supernova Observations by Marco Pignatari, Sachiko Amari, Peter Hoppe, C. Fryer, S. Jones, A. Psaltis, A. M. Laird, F. Herwig, L. Roberti, Thomas Siegert, Maria Lugaro

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Atmospheric Response for MeV γ Rays Observed with Balloon-borne Detectors by Christopher M. Karwin, Carolyn Kierans, Albert Y. Shih, Israel Martinez Castellanos, Alex Lowell, Thomas Siegert, Jarred Roberts, Savitri Gallego, Adrien Laviron, Andreas Zoglauer, John A. Tomsick, Steven E. Boggs, for the COSI Collaboration

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Imaging and Spectral Fitting of Bright Gamma-Ray Sources with the COSI Balloon Payload by Jarred M. Roberts, Steven Boggs, Thomas Siegert, John A. Tomsick, Marco Ajello, Peter von Ballmoos, Jacqueline Beechert, Floriane Cangemi, Savitri Gallego, Pierre Jean, Chris Karwin, Carolyn Kierans, Hadar Lazar, Alex Lowell, Israel Martinez Castellanos, Sean Pike, Clio Sleator, Yong Sheng, Hiroki Yoneda, Andreas Zoglauer

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