TY - RPRT TI - Discovery of magnetic-field-tunable density modulations and spin tilting in a layered altermagnet AU - Candelora, Christopher [Boston College, Chestnut Hill, MA (United States)] AU - Xu, Muxian [Boston College, Chestnut Hill, MA (United States)] AU - Cheng, Siyu [Boston College, Chestnut Hill, MA (United States)] (ORCID:0009000078259379) AU - De Vita, Alessandro [Technical Univ. of Berlin (Germany); Fritz Haber Institute of the Max Planck Society, Berlin (Germany)] (ORCID:0000000194132810) AU - Romanin, Davide [Univ. Paris-Saclay, Palaiseau (France)] AU - Bigi, Chiara [Synchrotron SOLEIL, Saint-Aubin (France)] (ORCID:0000000309773993) AU - Petersen, My Bang [Aarhus Univ. (Denmark)] AU - LaFleur, Alexander [Boston College, Chestnut Hill, MA (United States)] AU - Castro, Wilber Alfaro [Boston College, Chestnut Hill, MA (United States)] (ORCID:000900078527923X) AU - Motti, Federico [National Research Council (CNR), Trieste (Italy)] AU - Orgiani, Pasquale [National Research Council (CNR), Trieste (Italy); AREA Science Park, Trieste (Italy)] (ORCID:0000000210829651) AU - Vinai, Giovanni [National Research Council (CNR), Trieste (Italy)] (ORCID:000000034882663X) AU - Calandra, Matteo [Univ. of Trento (Italy)] (ORCID:0000000315052535) AU - Miwa, Jill [Aarhus Univ. (Denmark)] AU - Hwang, Younghun [Ulsan College (Korea, Republic of)] (ORCID:0009000876283373) AU - Wang, Ziqiang [Boston College, Chestnut Hill, MA (United States)] (ORCID:0000000176172886) AU - Mazzola, Federico [National Research Council (CNR), Napoli (Italy). Inst. for Superconductors, Innovative Materials and Devices (CNR-SPIN); Univ. of Padova (Italy)] (ORCID:0000000253804374) AU - Zeljkovic, Ilija [Boston College, Chestnut Hill, MA (United States)] (ORCID:0000000199662140) PY - 2026 DO - 10.1038/s43246-026-01081-5 UR - https://www.osti.gov/biblio/2882370 ID - 2882370 ER -