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\bibitem{Beck_etal2011} Beck, M., Klammer, M., Lang, S., Leiderer, P., Kabanov, V. V., Gol{\textquoteright}tsman, G. N., et al. (2011). \textit{Energy-gap dynamics of superconducting NbN thin films studied by time-resolved terahertz spectroscopy}. arXiv:1102.5616v2 [cond-mat.supr-con]. Retrieved May 21, 2024, from https://arxiv.org/abs/1102.5616v2

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