Measurement of the unusual dielectric response to low-frequency s-polarized evanescent waves in metals with implications for the Casimir effectM. Dhital, G. L. Klimchitskaya, V. M. Mostepanenko and U. MohideenEPL, 151 2 (2025) 26002DOI: https://doi.org/10.1209/0295-5075/adec17