TY - RPRT TI - Investigation of Flux Spreading in a Light-Trapping, Planar-Cavity Receiver for Enclosed Solar Particle Heating AU - Jeong, Shin Young [National Laboratory of the Rockies, Golden, CO (United States)] AU - Shah, Munjal Purnkant [National Laboratory of the Rockies, Golden, CO (United States)] (ORCID:0000000261206016) AU - Martinek, Janna [National Laboratory of the Rockies, Golden, CO (United States)] AU - Ma, Zhiwen [National Laboratory of the Rockies, Golden, CO (United States)] (ORCID:0000000337188038) PY - 2026 DO - 10.66816/pr4048338 UR - https://www.osti.gov/biblio/3422006 ID - 3422006 ER -