TY - RPRT TI - Adjustable collimation for dark-field proton radiography contrast enhancement AU - Schmidt, IV, John Louis [Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)] (ORCID:0009000044599762) AU - Allison, Jason Clark [Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)] (ORCID:0000000261268196) AU - Cardon, Devin Charles [Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)] (ORCID:0000000151351431) AU - Espy, Michael A. [Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)] (ORCID:0000000184273513) AU - Freeman, Matthew Stouten [Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)] (ORCID:0000000234960419) AU - Meijer, William Zachary [Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)] (ORCID:0000000276082378) AU - Merrill, Frank Edward [Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)] (ORCID:000000030603735X) AU - Morris, Christopher L. [Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)] (ORCID:0000000321410255) AU - Neukirch, L. P. [Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)] (ORCID:0000000335712852) AU - Tang, Z. [Los Alamos National Laboratory (LANL), Los Alamos, NM (United States)] (ORCID:0000000273283086) PY - 2026 DO - 10.1063/5.0312238 UR - https://www.osti.gov/biblio/3366097 ID - 3366097 ER -