Abstract
We have studied the sub-picosecond quasiparticle dynamics of the layered manganite La1.4Sr1.6Mn2O7 and the perovskite manganite La0.7Ca0.3MnO3 using ultrafast optical spectroscopy at 1.5 eV. The dynamics reveal the recovery time of polarons.
© 2004 Optical Society of America
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