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Phase control of a two-photon transition with shaped femtosecond laser-pulse sequences



Details zur Publikation
Autor(inn)en:
Präkelt, A.; Wollenhaupt, M.; Sarpe-Tudoran, C.; Baumert, T.

Publikationsjahr:
2004
Seitenbereich:
063407-1 - 063407-10
Jahrgang/Band :
70
ISSN:
2469-9926
eISSN:
2469-9934
DOI-Link der Erstveröffentlichung:


Zusammenfassung, Abstract
Phase effects in a quantum control experiment on the two-photon transition 4s <--<-- 3s of atomic sodium are studied. In our experiment, we combine the generation of phase-locked interferometrically generated pulses with pulse-shaping techniques to study in detail the interplay of optical and quantum-mechanical phases. Subtle differences in the physical realization of the pulse sequences produce large difference in the control objective-the 4s population. The control mechanisms of more complex pulse sequences generated by periodic and discontinuous phase-modulation functions are investigated systematically and analyzed on the basis of quantum-mechanical interference.


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