Manipulation of ultracold atoms in dressed adiabatic radio-frequency potentials Export

@article{citeulike:2847082, abstract = {We explore properties of atoms whose magnetic hyperfine sublevels are coupled by an external magnetic radio frequency (rf) field. We perform a thorough theoretical analysis of this driven system and present a number of systematic approximations which eventually give rise to dressed adiabatic radio frequency potentials. The predictions of this analytical investigation are compared to numerically exact results obtained by a wave packet propagation. We outline the versatility and flexibility of this class of potentials and demonstrate their potential use to build atom optical elements such as double wells, interferometers, and ringtraps. Moreover, we perform simulations of interference experiments carried out in rf induced double-well potentials. We discuss how the nature of the atom-field coupling mechanism gives rise to a decrease of the interference contrast.}, author = {Lesanovsky, I. and Hofferberth, S. and Schmiedmayer, J. and Schmelcher, P.}, citeulike-article-id = {2847082}, citeulike-linkout-0 = {http://scitation.aip.org/getabs/servlet/GetabsServlet?prog=normal&id=PLRAAN000074000003033619000001&idtype=cvips&gifs=yes}, citeulike-linkout-1 = {http://link.aps.org/abstract/PRA/v74/e033619}, citeulike-linkout-2 = {http://dx.doi.org/10.1103/PhysRevA.74.033619}, doi = {10.1103/PhysRevA.74.033619}, journal = {Physical Review A (Atomic, Molecular, and Optical Physics)}, keywords = {atom-chip, bec, chip, magnetic, rf-dressed}, number = {3}, posted-at = {2008-05-30 12:11:15}, priority = {3}, publisher = {APS}, title = {Manipulation of ultracold atoms in dressed adiabatic radio-frequency potentials}, url = {http://dx.doi.org/10.1103/PhysRevA.74.033619}, volume = {74}, year = {2006} }

TY - JOUR ID - citeulike:2847082 L3 - citeulike-article-id:2847082 N2 - We explore properties of atoms whose magnetic hyperfine sublevels are coupled by an external magnetic radio frequency (rf) field. We perform a thorough theoretical analysis of this driven system and present a number of systematic approximations which eventually give rise to dressed adiabatic radio frequency potentials. The predictions of this analytical investigation are compared to numerically exact results obtained by a wave packet propagation. We outline the versatility and flexibility of this class of potentials and demonstrate their potential use to build atom optical elements such as double wells, interferometers, and ringtraps. Moreover, we perform simulations of interference experiments carried out in rf induced double-well potentials. We discuss how the nature of the atom-field coupling mechanism gives rise to a decrease of the interference contrast. IS - 3 JF - Physical Review A (Atomic, Molecular, and Optical Physics) TI - Manipulation of ultracold atoms in dressed adiabatic radio-frequency potentials PB - APS VL - 74 KW - atom-chip KW - bec KW - chip KW - magnetic KW - rf-dressed AU - Lesanovsky, I AU - Hofferberth, S AU - Schmiedmayer, J AU - Schmelcher, P PY - 2006/// UR - http://dx.doi.org/10.1103/PhysRevA.74.033619 ER -