TY - RPRT TI - Observation of two cascading screening processes in an iron-based superconductor AU - Chang, Ming-Hua [The Pennsylvania State University, University Park, PA (United States)] AU - Backes, Steffen [RIKEN iTHEMS, Saitama (Japan); RIKEN, Saitama (Japan)] (ORCID:0000000277617098) AU - Lu, Donghui [SLAC National Accelerator Laboratory (SLAC), Menlo Park, CA (United States)] (ORCID:0000000297080443) AU - Gauthier, Nicolas [Institut National de la Recherche Scientifique—Energie Matériaux Télécommunications, Varennes, QC (Canada)] (ORCID:000000016147243X) AU - Hashimoto, Makoto [SLAC National Accelerator Laboratory (SLAC), Menlo Park, CA (United States)] (ORCID:0000000316898997) AU - Chen, Guan-Yu [Nanjing University (China)] AU - Wen, Hai-Hu [Nanjing University (China)] (ORCID:0000000300931625) AU - Mo, Sung-Kwan [Lawrence Berkeley National Laboratory (LBNL), Berkeley, CA (United States)] (ORCID:0000000307118514) AU - Shen, Zhi-Xun [SLAC National Accelerator Laboratory (SLAC), Menlo Park, CA (United States); Stanford University, CA (United States)] (ORCID:0000000214540281) AU - Valentí, Roser [Goethe-Universität Frankfurt (Germany)] (ORCID:0000000304971165) AU - Pfau, Heike [The Pennsylvania State University, University Park, PA (United States)] (ORCID:0000000165794188) PY - 2025 DO - 10.1038/s43246-025-00881-5 UR - https://www.osti.gov/biblio/3018687 ID - 3018687 ER -