quant-ph
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
Loss tangent fluctuations due to two-level systems in superconducting microwave resonators