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Conferences > LS > 2009 > LSTuG > LSTuG5
  • Frontiers in Optics 2009/Laser Science XXV/Fall 2009 OSA Optics & Photonics Technical Digest
  • OSA Technical Digest (CD) (Optica Publishing Group, 2009),
  • paper LSTuG5
  • •https://doi.org/10.1364/LS.2009.LSTuG5

Disorder-Mediated Dispersive Transport in a-SiGe Studied by Time-Resolved Terahertz Spectroscopy

C.R. Hamner and S.L. Dexheimer

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Abstract

Photoexcited carrier dynamics in a-SiGe:H are studied using optical-pump/terahertz-probe spectroscopy. We find dynamics that are dominated by dispersive transport with a time-dependent mobility that varies systematically with the degree of disorder in the material.

© 2009 APS DLS

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