Stabilization of a nonsuperconducting, orthorhombic phase by overhydrogenating LaFeSiHRemoveM. F. Hansen, C. Lepoittevin, J.-B. Vaney, P. Boullay, V. Nassif, A. Sulpice, H. Mayaffre, M.-H. Julien, S. Tencé, and P. ToulemondePhys. Rev. Materials 10, 054802 (2026)