News and Views
Nature Physics 4, 14 - 15 (2008)
doi:10.1038/nphys826
Subject Categories: Condensed-matter physics | Optical physics | Statistical physics, thermodynamics and nonlinear dynamics
Nonlinear optics: Quasiparticles undressed
Richard D. Averitt1
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Richard D. Averitt is in the Department of Physics, Boston University, 590 Commonwealth Avenue, Boston, Massachusetts 02215, USA.
e-mail: raveritt@bu.edu
Abstract
In a polaron, an electron and the lattice distortion that it induces in a crystal form a 'quasiparticle'. But a strong electric field can displace the two constituents with respect to each other, giving a glimpse at the polaron's internal dynamics.
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