Search Results - "Kallush, S."

Quantum control with noisy fields: computational complexity versus sensitivity to noise by Kallush, S, Khasin, M, Kosloff, R

“…A closed quantum system is defined as completely controllable if an arbitrary unitary transformation can be executed using the available controls. In practice,…”
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Enhancement of Ultracold Molecule Formation Using Shaped Nanosecond Frequency Chirps by Carini, J L, Kallush, S, Kosloff, R, Gould, P L

“…We demonstrate that judicious shaping of a nanosecond-time-scale frequency chirp can dramatically enhance the formation rate of ultracold (87)Rb(2) molecules…”
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Efficient Formation of Ultracold Molecules with Chirped Nanosecond Pulses by Carini, J. L, Kallush, S, Kosloff, R, Gould, P. L

“…We describe experiments and associated quantum simulations involving the production of ultracold 87Rb2 molecules with nanosecond pulses of frequency-chirped…”
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Enhancement of ultracold molecule formation by local control in the nanosecond regime by Carini, J L, Kallush, S, Kosloff, R, Gould, P L

“…We describe quantum simulations of ultracold 87Rb2 molecule formation using photoassociation (PA) with nanosecond-time-scale pulses of frequency chirped light…”
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Evanescent-wave mirror for ultracold diatomic polar molecules by KALLUSH, S, SEGEV, B, COTE, R

“…We describe the interaction of an ultracold diatomic polar molecule with an evanescent-wave mirror. Several features of this system are explored, such as the…”
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Rotational aspects of short-pulse population transfer in diatomic molecules by Band, Y.B, Kallush, S, Baer, Roi

“…A fully-selective population transfer scheme for diatomic molecules using short-duration (<ns) laser pulses is developed via the concept of light-induced…”
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Manipulating atoms and molecules with evanescent-wave mirrors by Kallush, S., Segev, B., Côté, R.

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Local group velocity and path-delay: semi-classical propagators for the time evolution of Wigner functions in deep tunneling and in dispersive media by Kallush, S., Tannenbaum, E., Segev, Bilha

“…Controlled semi-classical approximations for the evolution kernels (the propagators) of the Wigner function in the cases of tunneling and propagation in…”
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Surface Jumping:  Franck−Condon Factors and Condon Points in Phase Space by Kallush, S, Segev, Bilha, Sergeev, A. V, Heller, E. J

“…We generalize the concept of Tully−Preston surface hopping to include larger jumps in the case that the surfaces do not cross. Instead of identifying a complex…”
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Improved methods for mapped grids: Applied to highly excited vibrational states of diatomic molecules by Kallush, S., Kosloff, R.

“…A typical ghost state. The origin of an artifact known as the appearance of ghost states in mapped Fourier grid methods is investigated. It was found that the…”
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Quantum governor: Automatic quantum control and reduction of the influence of noise without measuring by Kallush, S., Kosloff, R.

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Quantum dynamical calculations of ultracold collisions induced by nonlinearly chirped light by Carini, J. L., Pechkis, J. A., Rogers, C. E., Gould, P. L., Kallush, S., Kosloff, R.

“…We describe quantum dynamical calculations of ultracold super(85)Rb trap-loss collisions induced by pulses of light whose frequency is chirped on the…”
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Short-pulse chirped adiabatic population transfer in diatomic molecules by Kallush, S., Band, Y. B.

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Mutual influence of locality and chaotic dynamics on quantum controllability by Kallush, S., Kosloff, R.

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Scaling the robustness of the solutions for quantum controllable problems by Kallush, S., Kosloff, R.

“…The major task in quantum control theory is to find an external field that transforms the system from one state to another or executes a predetermined unitary…”
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Unitary photoassociation: One-step production of ground-state bound molecules by Kallush, S., Kosloff, R.

“…Bound-state molecules can be photoassociated directly from ultracold free-atom pairs by excitation to a purely repulsive electronic state. The process is…”
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Momentum control in photoassociation of ultracold atoms by Kallush, S., Kosloff, R.

“…Ultracold photoassociation is a process in which two cold atoms combine to form a molecule. This process is crucially dependent on the atom pair density at…”
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Manipulating atoms and molecules with evanescent-wave mirrors: Atom chips: manipulating atoms and molecules with microfabricated structures by KALLUSH, S, SEGEV, B, COTE, R

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Production of ultracold molecules with chirped nanosecond pulses: Evidence for coherent effects by Carini, J. L., Pechkis, J. A., Rogers, C. E., Gould, P. L., Kallush, S., Kosloff, R.

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Coherent control of ultracold Rb 85 trap-loss collisions with nonlinearly frequency-chirped light by Pechkis, J. A., Carini, J. L., Rogers, C. E., Gould, P. L., Kallush, S., Kosloff, R.

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