Photoinduced Coherent Spin Fluctuation in Primary Dynamics of Insulator to Metal Transition in Perovskite Cobalt Oxide

Publisher: Edp Sciences

E-ISSN: 2100-014x|41|issue|03013-03013

ISSN: 2100-014x

Source: EPJ Web of Conference, Vol.41, Iss.issue, 2013-03, pp. : 03013-03013

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Abstract

Coherent spin fluctuation was detected in the photoinduced Mott insulator-metal transition in perovskite cobalt oxide by using 3 optical-cycle infrared pulse. Such coherent spin fluctuation is driven by the perovskite distortion changing orbital gap.