Gemma: A Sandia National Laboratories Electromagnetic Code for Heterogeneous Computer Architectures Zinser, Brian F.; Blake, Samuel A.; Pfeiffer, Robert A.; Huang, Andy; Himbele, John J.; Freno, Brian A.; Dang, Vinh Q.; Kotulski, Joseph D.; Rajamanickam, Sivasankaran; Johnson, William A.; Campione, Salvatore; Langston, William L. Abstract not provided. More Details TYPE Conference Poster YEAR 2020 OSTI