Results 41 to 50 of about 12,890 (97)

Quantum tunneling through vacuum-multiparticle induced potentials

open access: yes, 2006
The vacuum cavity mode induces a potential barrier and a well when an ultra-slow excited atom enters the interaction region so that it can be reflected or transmitted with a certain probability.
D. F. Walls   +2 more
core   +1 more source

Synthetic magnetism for photon fluids [PDF]

open access: yes, 2016
We develop a theory of artificial gauge fields in photon fluids for the cases of both second-order and third-order optical nonlinearities. This applies to weak excitations in the presence of pump fields carrying orbital angular momentum, and is thus a ...
Faccio, D.   +5 more
core   +4 more sources

Quasimolecular states in the 12C-12C system [PDF]

open access: yes, 2006
Quasimolecular resonance structures in the 12C-12C system are studied in the framework of the coupled channel formalism in the energy range Ec.m.=5-14 MeV.
Greiner, Walter   +2 more
core  

Collisions of cold magnesium atoms in a weak laser field

open access: yes, 1999
We use quantum scattering methods to calculate the light-induced collisional loss of laser-cooled and trapped magnesium atoms for detunings up to 30 atomic linewidths to the red of the 1S_0-1P_1 cooling transition. Magnesium has no hyperfine structure to
A. Fioretti   +21 more
core   +1 more source

Stable localized modes in asymmetric waveguides with gain and loss

open access: yes, 2014
It is shown that asymmetric waveguides with gain and loss can support a stable propagation of optical beams. This means that the propagation constants of modes of the corresponding complex optical potential are real.
Abdullaev, Fatkhulla Kh.   +2 more
core   +1 more source

Abstracts of the 13th Annual Meeting of Israel Society for Neuroscience

open access: yes, 2005
Neural Plasticity, Volume 12, Issue 1, Page 1-68, 2005.
wiley   +1 more source

Polarized proton+$^{4,6,8}$He elastic scattering with breakup effects in the eikonal approximation

open access: yes, 2012
We study the elastic scattering of polarized protons from He isotopes. The central and spin-orbit parts of the optical potential are derived using the Glauber theory that can naturally take account of the breakup effect of the He isotopes.
Kaki, K., Suzuki, Y., Wiringa, R. B.
core   +1 more source

Collisional Properties of Cold Spin-Polarized Metastable Neon Atoms

open access: yes, 2005
We measure the rates of elastic and inelastic two-body collisions of cold spin-polarized neon atoms in the metastable 3P2 state for 20^Ne and 22^Ne in a magnetic trap.
A. Robert   +8 more
core   +1 more source

Comparison of 120Sn(6He,6He)120Sn and 120Sn(alpha,alpha)120Sn elastic scattering and signatures of the 6He neutron halo in the optical potential

open access: yes, 2010
Cross sections of $^{120}$Sn($\alpha$,$\alpha$)$^{120}$Sn elastic scattering have been extracted from the $\alpha$ particle beam contamination of a recent $^{120}$Sn($^6$He,$^6$He)$^{120}$Sn experiment. Both reactions are analyzed using systematic double
A. Arazi   +12 more
core   +1 more source

Competing Superconducting States for Ultracold Atoms in Optical Lattices with Artificial Staggered Magnetic Field

open access: yes, 2010
We study superconductivity in an ultracold Bose-Fermi mixture loaded into a square optical lattice subjected to a staggered flux. While the bosons form a superfluid at very low temperature and weak interaction, the interacting fermions experience an ...
Hemmerich, Andreas   +3 more
core   +1 more source

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