TY - RPRT TI - Gate-Tunable Single Terahertz Meta-Atom Ultrastrong Light-Matter Coupling AU - Jöchl, Elsa [ETH Zürich (Switzerland)] (ORCID:0009000317669245) AU - Vieli, Anna-Lydia [ETH Zürich (Switzerland)] AU - Hale, Lucy [ETH Zürich (Switzerland)] AU - Helmrich, Felix [ETH Zürich (Switzerland)] (ORCID:0000000170942704) AU - Turan, Deniz [University of California, Los Angeles, CA (United States)] AU - Jarrahi, Mona [University of California, Los Angeles, CA (United States)] AU - Beck, Mattias [ETH Zürich (Switzerland)] AU - Faist, Jérôme [ETH Zürich (Switzerland)] AU - Scalari, Giacomo [ETH Zürich (Switzerland)] (ORCID:000000034028803X) PY - 2026 DO - 10.1021/acsphotonics.5c02675 UR - https://www.osti.gov/biblio/3019801 ID - 3019801 ER -