In Bose-Einstein condensates(BECs),skyrmions can be characterized by pairs of linking vortex rings coming from two-component wave functions.Here we construct skyrmions by studying critical points of Gross-Pitaevskii f...In Bose-Einstein condensates(BECs),skyrmions can be characterized by pairs of linking vortex rings coming from two-component wave functions.Here we construct skyrmions by studying critical points of Gross-Pitaevskii functionals with two-component wave functions.Using localized energy method,we rigorously prove the existence,and describe the configurations of skyrmions in such BECs.展开更多
基金FHL is partially supported by the NSF grant under DMS 0700517TCL is partially supported by a research Grant from NSC and NCTS(National Center of Theoretical Sciences)of TaiwanJCW is partially supported by a General Research Fund from RGC of Hong Kong.
文摘In Bose-Einstein condensates(BECs),skyrmions can be characterized by pairs of linking vortex rings coming from two-component wave functions.Here we construct skyrmions by studying critical points of Gross-Pitaevskii functionals with two-component wave functions.Using localized energy method,we rigorously prove the existence,and describe the configurations of skyrmions in such BECs.
