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Schlagwörter:
OCIS codes: 320.7120 (Ultrafast phenomena),300.6250 (Spectroscopy, condensed matter)
Zusammenfassung:
By exciting with sub-10-fs 1.6-µm pulses the quasi-one-dimensional Mott insulator ET-F2TCNQ, we observe prompt collapse of the Mott gap modulated by 24-THz oscillations of the gap, which are assigned to quantum interference between holon-doublon excitations.