KIP-Veröffentlichungen

Jahr 2008
Autor(en) I.E. Mazets, G. Kurizki, M. K. Oberthaler and J. Schmiedmayer
Titel Creation of macroscopic quantum superposition states by a measurement
KIP-Nummer HD-KIP 08-98
KIP-Gruppe(n) F17
Dokumentart Paper
Keywords (angezeigt) macroscopic quantum superposition states measurement
Quelle EPL 83 (2008) 60004, arXiv:0710.3578
doi 10.1209/0295-5075/83/60004
Abstract (en)

We propose a novel protocol for the creation of macroscopic quantum superposition (MQS) states based on a measurement of a non-monotonous function of a quantum collective variable. The main advantage of this protocol is that it does not require switching on and off nonlinear interactions in the system. We predict this protocol to allow the creation of multiatom MQS by measuring the number of atoms coherently outcoupled from a two-component (spinor) Bose-Einstein condensate.

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