Cooper pair breaking dynamics in MgB2 using optical-pump terahertz-probe spectroscopy

J. Demsar; J. Demsar; R. D. Averitt; A. J. Taylor; V. V. Kabanov

14th International Conference on Ultrafast Phenomena
Technical Digest (CD) (Optica Publishing Group, 2004),
paper TuE3

Cooper pair breaking dynamics in MgB₂ using optical-pump terahertz-probe spectroscopy

J. Demsar, R. D. Averitt, A. J. Taylor, and V. V. Kabanov

International Conference on Ultrafast Phenomena 2004

Niigata Japan
25–30 July 2004
ISBN: 3-54024-110-8

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Poster Session II (Exhibition) (TuE)

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J. Demsar, R. D. Averitt, A. J. Taylor, and V. V. Kabanov, "Cooper pair breaking dynamics in MgB2 using optical-pump terahertz-probe spectroscopy," in 14th International Conference on Ultrafast Phenomena, Technical Digest (CD) (Optica Publishing Group, 2004), paper TuE3.

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Abstract

Cooper pair-breaking dynamics (PBD) have been resolved for the first time in MgB₂. We present an analysis of the PBD using the Rothwarf-Taylor model, enabling the determination of the bare quasiparticle recombination and phonon pair-breaking rates.

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