%0 Journal Article %1 WOS:000520149200001 %A Lavor, I R %A da Costa, D R %A Chaves, A %A Farias, G A %A Macedo, R %A Peeters, F M %C TEMPLE CIRCUS, TEMPLE WAY, BRISTOL BS1 6BE, ENGLAND %D 2020 %I IOP PUBLISHING LTD %J JOURNAL OF PHYSICS-CONDENSED MATTER %K current} density dots; patterns; probability quantum vortex {graphene %N 15 %R 10.1088/1361-648X/ab6463 %T Magnetic field induced vortices in graphene quantum dots %V 32 %X The energy spectrum and local current patterns in graphene quantum dots (QD) are investigated for different geometries in the presence of an external perpendicular magnetic field. Our results demonstrate that, for specific geometries and edge configurations, the QD exhibits vortex and anti-vortex patterns in the local current density, in close analogy to the vortex patterns observed in the probability density current of semiconductor QD, as well as in the order parameter of mesoscopic superconductors.

@article{WOS:000520149200001, abstract = {The energy spectrum and local current patterns in graphene quantum dots (QD) are investigated for different geometries in the presence of an external perpendicular magnetic field. Our results demonstrate that, for specific geometries and edge configurations, the QD exhibits vortex and anti-vortex patterns in the local current density, in close analogy to the vortex patterns observed in the probability density current of semiconductor QD, as well as in the order parameter of mesoscopic superconductors.}, added-at = {2022-05-23T20:00:14.000+0200}, address = {TEMPLE CIRCUS, TEMPLE WAY, BRISTOL BS1 6BE, ENGLAND}, author = {Lavor, I R and da Costa, D R and Chaves, A and Farias, G A and Macedo, R and Peeters, F M}, biburl = {https://www.bibsonomy.org/bibtex/256c578978730a817f3f9b89467b2d58f/ppgfis_ufc_br}, doi = {10.1088/1361-648X/ab6463}, interhash = {f52b0f7c127a96ec2f500ccdfa82f95b}, intrahash = {56c578978730a817f3f9b89467b2d58f}, issn = {0953-8984}, journal = {JOURNAL OF PHYSICS-CONDENSED MATTER}, keywords = {current} density dots; patterns; probability quantum vortex {graphene}, number = 15, publisher = {IOP PUBLISHING LTD}, pubstate = {published}, timestamp = {2022-05-23T20:00:14.000+0200}, title = {Magnetic field induced vortices in graphene quantum dots}, tppubtype = {article}, volume = 32, year = 2020 }