quant-ph
Loss tangent fluctuations due to two-level systems in superconducting microwave resonators
A. Vallières M. E. Russell X. You D. A. Garcia-Wetten D. P. Goronzy M. J. Walker M. J. Bedzyk M. C. Hersam A. Romanenko Y. Lu A. Grassellino J. Koch C. R. H. McRae