Association of ultracold double-species bosonic molecules (Articolo in rivista)

Type
Label
  • Association of ultracold double-species bosonic molecules (Articolo in rivista) (literal)
Anno
  • 2008-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1103/PhysRevA.78.061601 (literal)
Alternative label
  • Weber, C; Barontini, G; Catani, J; Thalhammer, G; Inguscio, M; Minardi, F (2008)
    Association of ultracold double-species bosonic molecules
    in Physical review. A
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Weber, C; Barontini, G; Catani, J; Thalhammer, G; Inguscio, M; Minardi, F (literal)
Pagina inizio
  • 061601-1 (literal)
Pagina fine
  • 061601-4 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://link.aps.org/doi/10.1103/PhysRevA.78.061601 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 78 (literal)
Rivista
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • \"[Weber, C.; Barontini, G.; Catani, J.; Thalhammer, G.; Inguscio, M.; Minardi, F.] Univ Florence, European Lab Nonlinear Spect, I-50019 Florence, Italy; [Weber, C.; Barontini, G.; Catani, J.; Thalhammer, G.; Inguscio, M.; Minardi, F.] Univ Florence, Dipartimento Fis, I-50019 Florence, Italy; [Catani, J.; Inguscio, M.; Minardi, F.] INFM, CNR, I-50019 Florence, Italy; [Weber, C.] Univ Bonn, Inst Angew Phys, D-53115 Bonn, Germany (literal)
Titolo
  • Association of ultracold double-species bosonic molecules (literal)
Abstract
  • We report on the creation of heterospecies bosonic molecules, associated from an ultracold Bose-Bose mixture of K-41 and Rb-87, by using a resonantly modulated magnetic field close to two Feshbach resonances. We measure the binding energy of the weakly bound molecular states versus the Feshbach field and compare our results to theoretical predictions. We observe the broadening and asymmetry of the association spectrum due to the thermal distribution of the atoms and a frequency shift occurring when the binding energy depends nonlinearly on the Feshbach field. A simple model is developed to quantitatively describe the association process. This work represents a required step toward Bose-Einstein condensates of dipolar molecules. (literal)
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