@article{id_5173, title = "Femtosecond Response of Quasiparticles and Phonons in Superconducting YBa2Cu3O7-delta Studied by Wideband Terahertz Spectroscopy", author = "A. Pashkin, M. Porer, M. Beyer, K. W. Kim, A. Dubroka, C. Bernhard, X. Yao, Y. Dagan, R. Hackl, A. Erb, J. Demsar, R. Huber, A. Leitenstorfer", journal = "Physical Review Letters", volume = "105", year = "2010", pages = "067001", url = "http://dx.doi.org/10.1103/PhysRevLett.105.067001", }