We found a matchYour institution may have access to this item. Find your institution then sign in to continue.TitleFast, accurate photon beam accelerator modeling using BEAMnrc: a systematic investigation of efficiency enhancing methods and cross-section data.AuthorsFragoso M; Kawrakow I; Faddegon BA; Solberg TD; Chetty IJPublicationMedical physics, 2009, Vol 36, Issue 12, p5451ISSN0094-2405Publication typearticleDOI10.1118/1.3253300