Search Results - "Negretti, A."

Unraveling the Structure of Ultracold Mesoscopic Collinear Molecular Ions by Schurer, J M, Negretti, A, Schmelcher, P

“…We present an in-depth many-body investigation of the so-called mesoscopic molecular ions that can buildup when an ion is immersed into an atomic Bose-Einstein…”
Get full text

Capture dynamics of ultracold atoms in the presence of an impurity ion by Schurer, J M, Negretti, A, Schmelcher, P

“…We explore the quantum dynamics of a one-dimensional trapped ultracold ensemble of bosonic atoms triggered by the sudden creation of a single ion. The…”
Get full text

Optimal control of complex atomic quantum systems by van Frank, S., Bonneau, M., Schmiedmayer, J., Hild, S., Gross, C., Cheneau, M., Bloch, I., Pichler, T., Negretti, A., Calarco, T., Montangero, S.

“…Quantum technologies will ultimately require manipulating many-body quantum systems with high precision. Cold atom experiments represent a stepping stone in…”
Get full text

Emulating solid-state physics with a hybrid system of ultracold ions and atoms by Bissbort, U, Cocks, D, Negretti, A, Idziaszek, Z, Calarco, T, Schmidt-Kaler, F, Hofstetter, W, Gerritsma, R

“…We propose and theoretically investigate a hybrid system composed of a crystal of trapped ions coupled to a cloud of ultracold fermions. The ions form a…”
Get full text

Optimal control of open quantum systems: cooperative effects of driving and dissipation by Schmidt, R, Negretti, A, Ankerhold, J, Calarco, T, Stockburger, J T

“…We investigate the optimal control of open quantum systems, in particular, the mutual influence of driving and dissipation. A stochastic approach to…”
Get full text

Two-Particle Interference with Double Twin-Atom Beams by Borselli, F, Maiwöger, M, Zhang, T, Haslinger, P, Mukherjee, V, Negretti, A, Montangero, S, Calarco, T, Mazets, I, Bonneau, M, Schmiedmayer, J

“…We demonstrate a source for correlated pairs of atoms characterized by two opposite momenta and two spatial modes forming a Bell state only involving external…”
Get full text

Interferometry with non-classical motional states of a Bose–Einstein condensate by van Frank, S., Negretti, A., Berrada, T., Bücker, R., Montangero, S., Schaff, J.-F., Schumm, T., Calarco, T., Schmiedmayer, J.

“…The Ramsey interferometer is a prime example of precise control at the quantum level. It is usually implemented using internal states of atoms, molecules or…”
Get full text

Bosonic Josephson junction controlled by a single trapped ion by Gerritsma, R, Negretti, A, Doerk, H, Idziaszek, Z, Calarco, T, Schmidt-Kaler, F

“…We theoretically investigate the properties of a double-well bosonic Josephson junction coupled to a single trapped ion. We find that the coupling between the…”
Get full text

Estimation of classical parameters via continuous probing of complementary quantum observables by Negretti, A, Mølmer, K

“…We discuss how continuous probing of a quantum system allows estimation of unknown classical parameters embodied in the Hamiltonian of the system. We…”
Get full text

Generalized Kronig-Penney model for ultracold atomic quantum systems by Negretti, A., Gerritsma, R., Idziaszek, Z., Schmidt-Kaler, F., Calarco, T.

“…We study the properties of a quantum particle interacting with a one-dimensional structure of equidistant scattering centers. We derive an analytical…”
Get full text

The non-xanthine heterocyclic compound SCH 58261 is a new potent and selective A2a adenosine receptor antagonist by Zocchi, C, Ongini, E, Conti, A, Monopoli, A, Negretti, A, Baraldi, P G, Dionisotti, S

“…We have characterized the in vitro pharmacological profile of the new potent and selective A2a adenosine receptor antagonist SCH 58261…”
Get more information

A simple quantum gate with atom chips by Cirone, M. A., Negretti, A., Calarco, T., Krüger, P., Schmiedmayer, J.

Get full text

Performance of quantum phase gates with cold trapped atoms by NEGRETTI, A, CALARCO, T, CIRONE, M. A, RECATI, A

Get full text

Impact of many-body correlations on the dynamics of an ion-controlled bosonic Josephson junction by Schurer, J. M., Gerritsma, R., Schmelcher, Peter, Negretti, Antonio

“…We investigate an atomic ensemble of interacting bosons trapped in a symmetric double well potential in contact with a single tightly trapped ion which has…”
Get full text

The use of communication technology in private practice: Ethical implications and boundary dilemmas in therapy by NEGRETTI, Michael A, WIELING, Elizabeth

“…Investigates the use of communication technology (CT) by therapists in private practice. CT has exploded in the past decide and therapists have begun to…”
Get full text

Temperature-induced miscibility of impurities in trapped Bose gases by Pascual, G., Wasak, T., Negretti, A., Astrakharchik, G. E., Boronat, J.

“…We study the thermal properties of impurities embedded in a repulsive Bose gas under a harmonic trapping potential. In order to obtain the exact structural…”
Get full text

POSTMODERNISM IN MARRIAGE AND FAMILY THERAPY TRAINING: DOCTORAL STUDENTS' UNDERSTANDING AND EXPERIENCES by Wieling, Elizabeth, Negretti, Michael A., Stokes, Sean, Kimball, Thomas, Christensen, Faline Bateman, Bryan, Laura

“…The purpose of this study is to advance our understanding of how doctoral students perceive postmodernism's influence in the field of Marriage and Family…”
Get full text

Comparison between microscopic methods for finite-temperature Bose gases by Cockburn, S. P., Negretti, A., Proukakis, N. P., Henkel, C.

“…We analyze the equilibrium properties of a weakly interacting, trapped quasi-one-dimensional Bose gas at finite temperatures and compare different theoretical…”
Get full text

Quantum dynamics of an atomic double-well system interacting with a trapped ion by Joger, J., Negretti, A., Gerritsma, R.

Get full text

Ground-state properties of ultracold trapped bosons with an immersed ionic impurity by Schurer, J. M., Schmelcher, P., Negretti, A.

Get full text