H. Huang, L. Song, N. Tancogne-Dejean, N. Klemke, A. Rubio, F. X. Kärtner, O. D. Mücke,
https://www.osapublishing.org/abstract.cfm?uri=CLEO_QELS-2018-FM3F.3
Using an intense transient terahertz electric field, we observe the appearance of even-order harmonics in silicon, normally forbidden in centrosymmetric crystals. Reducing the symmetry via transient dressing might lead to ultrafast symmetry control in crystals.
© 2018 The Author(s)
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