Search Results - "Renzoni, F"

High-sensitivity operation of an unshielded single cell radio-frequency atomic magnetometer by Yao, Han, Maddox, Benjamin, Renzoni, F.

“…Real-world applications of atomic magnetometers require the ability to operate them with high-sensitivity in the presence of magnetic noise. In the present…”
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A radio-frequency Bose–Einstein condensate magnetometer by Cohen, Y., Maddox, B., Deans, C., Marmugi, L., Renzoni, F.

“…We report on a radio frequency magnetometer employing a Bose–Einstein condensate of 87Rb atoms held in a dipole trap. An AC sensitivity of 296   pT / Hz is…”
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Non-destructive structural imaging of steelwork with atomic magnetometers by Bevington, P., Gartman, R., Chalupczak, W., Deans, C., Marmugi, L., Renzoni, F.

“…We demonstrate the imaging of ferromagnetic carbon steel samples and we detect the thinning of their profile with a sensitivity of 0.1 mm using a Cs…”
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Tunable Tsallis distributions in dissipative optical lattices by Douglas, P, Bergamini, S, Renzoni, F

“…We demonstrated experimentally that the momentum distribution of cold atoms in dissipative optical lattices is a Tsallis distribution. The parameters of the…”
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Dissipation-induced symmetry breaking in a driven optical lattice by GOMMERS, R, BERGAMINI, S, RENZONI, F

“…We analyze the atomic dynamics in an ac driven periodic optical potential which is symmetric in both time and space. We experimentally demonstrate that in the…”
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Quasiperiodically driven ratchets for cold atoms by Gommers, R, Denisov, S, Renzoni, F

“…We investigate experimentally the route to quasiperiodicity in a driven ratchet for cold atoms and examine the relationship between symmetries and transport…”
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Vibrational mechanics in an optical lattice: controlling transport via potential renormalization by Wickenbrock, A, Holz, P C, Wahab, N A Abdul, Phoonthong, P, Cubero, D, Renzoni, F

“…We demonstrate theoretically and experimentally the phenomenon of vibrational resonance in a periodic potential, using cold atoms in an optical lattice as a…”
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Bichromatic state-insensitive trapping of cold 133Cs-87Rb atomic mixtures by Metbulut, M.M., Renzoni, F.

“…We investigate simultaneous state-insensitive trapping of a mixture of two different atomic species, Caesium and Rubidium. The magic wavelengths of the Caesium…”
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Phase control of directed diffusion in a symmetric optical lattice by Schiavoni, M, Sanchez-Palencia, L, Renzoni, F, Grynberg, G

“…We demonstrate the phenomenon of directed diffusion in a symmetric periodic potential. This has been realized with cold atoms in a one-dimensional dissipative…”
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Gating ratchet for cold atoms by Gommers, R, Lebedev, V, Brown, M, Renzoni, F

“…We demonstrate experimentally a gating ratchet with cold rubidium atoms in a driven near-resonant optical lattice. A single-harmonic periodic modulation of the…”
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Bichromatic state-insensitive trapping of caesium atoms by Metbulut, M.M., Renzoni, F.

“…State-insensitive dipole trapping of multilevel atoms can be achieved by an appropriate choice of the wavelength of the trapping laser, so that the interaction…”
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Current switch by coherent trapping of electrons in quantum dots by Brandes, T, Renzoni, F

“…We propose a new transport mechanism through tunnel-coupled quantum dots based on the coherent population trapping effect. Coupling to an excited level by the…”
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Rectifying fluctuations in an optical lattice by JONES, P. H, GOONASEKERA, M, RENZONI, F

“…We have realized a Brownian motor by using cold atoms in a dissipative optical lattice as a model system. In our experiment the optical potential is spatially…”
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Resonant activation in a nonadiabatically driven optical lattice by GOMMERS, R, DOUGLAS, P, BERGAMINI, S, GOONASEKERA, M, JONES, P. H, RENZONI, F

“…We demonstrate the phenomenon of resonant activation in a nonadiabatically driven dissipative optical lattice with broken time symmetry. The resonant…”
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Coherent population trapping with losses observed on the Hanle effect of the D 1 sodium line by Renzoni, F., Maichen, W., Windholz, L., Arimondo, E.

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Current reversals in a rocking ratchet: dynamical versus symmetry-breaking mechanisms by Cubero, D, Lebedev, V, Renzoni, F

“…Directed transport in ratchets is determined by symmetry breaking in a system out of equilibrium. A hallmark of rocking ratchets is current reversals: an…”
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Qubit rotation by stimulated Raman adiabatic passage by Kis, Z., Renzoni, F.

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Two-dimensional rocking ratchet for cold atoms by Lebedev, V., Renzoni, F.

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Brillouin propagation modes in optical lattices: interpretation in terms of nonconventional stochastic resonance by Sanchez-Palencia, L, Carminati, F-R, Schiavoni, M, Renzoni, F, Grynberg, G

“…We report the first direct observation of Brillouin-like propagation modes in a dissipative periodic optical lattice. This has been done by observing a…”
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Adiabatic transfer of atomic coherence by Renzoni, F., Stenholm, S.

“…We examine the possibility of transfer of atomic coherence via stimulated Raman adiabatic passage (STIRAP). As a case study, we consider a five-level scheme in…”
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