Photoinduced Coherent Spin Fluctuation in Primary Dynamics of Insulator to Metal Transition in Perovskite Cobalt Oxide
1 Department of Physics, Tohoku University, Sendai 980-8578, Japan
2 JST, CREST, Sendai 980-8578, Japan
3 Department of Advanced Materials Science, Univ. of Tokyo, Kashiwa, 277-8561, Japan
4 International College of Arts and Sciences, Yokohama City University, Yokohama, 236-0027, Japan
5 Institute for Materials Research, Tohoku University, Sendai, 980-8577, Japan
a e-mail: email@example.com
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.
© Owned by the authors, published by EDP Sciences, 2013
This is an Open Access article distributed under the terms of the Creative Commons Attribution License 2.0, which permits unrestricted use, distribution, and reproduction in any medium, provided the original work is properly cited.