Quantum interference between charge excitation paths in a solid state Mott insulator
S. Wall,
D. Brida,
S. R. Clark,
H. P. Ehrke,
D. Jaksch,
A. Ardavan,
S. Bonora,
H. Uemura,
Y. Takahashi,
T. Hasegawa,
H. Okamoto,
G. Cerullo,
A. Cavalleri
Jan 01, 0001
The competition between electron localization and de-localization in Mott insulators underpins the physics of strongly-correlated electron systems. Photo-excitation, which re-distributes charge between sites, can control this...