Results 11 to 20 of about 4,910,480 (222)

Heavy Rydberg states [PDF]

open access: yesMolecular Physics, 2005
This paper discusses the nature of heavy Rydberg states, i.e. quantum states in molecular systems that are bound by the almost pure Coulomb potential between pairs of ions. A theoretical framework is developed in terms of mass-scaling laws for heavy Rydberg systems of certain reduced mass, so that the physics of electronic Rydberg states can be ...
Reinhold, E.M., Ubachs, W.M.G.
openaire   +4 more sources

Dynamical crystal creation with polar molecules or Rydberg atoms in optical lattices [PDF]

open access: yes, 2010
We investigate the dynamical formation of crystalline states with systems of polar molecules or Rydberg atoms loaded into a deep optical lattice. External fields in these systems can be used to couple the atoms or molecules between two internal states ...
Schachenmayer, J.   +3 more
core   +4 more sources

Cavity-driven Rabi oscillations between Rydberg states of atoms trapped on a superconducting atom chip

open access: yesPhysical Review Research, 2022
Hybrid quantum systems involving cold atoms and microwave resonators can enable cavity-mediated infinite-range interactions between atomic spin systems and realize atomic quantum memories and transducers for microwave-to-optical conversion.
Manuel Kaiser   +10 more
doaj   +1 more source

Observation of second- and higher-order electric quadrupole interactions with an atomic ion

open access: yesPhysical Review Research, 2021
We observe an atomic ion's response to an electric quadrupole field to second and higher orders; this arises from the ion's electric quadrupole polarizability and hyperpolarizabilities.
Gerard Higgins   +6 more
doaj   +1 more source

Rydberg States of Triatomic Hydrogen and Deuterium [PDF]

open access: yesThe Journal of Physical Chemistry A, 2013
The triatomic hydrogen ion (H$_3^+$) has spurred tremendous interest in astrophysics in recent decades, and Rydberg states of H$_3$ have also maintained an important role for understanding H$_3^+$ experiments. In a previous study [J. Chem. Phys. \textbf{133}, 234302 (2010)], radiative transitions between neutral H$_3$ Rydberg states were calculated at ...
Wang, Jia, Greene, Chris H.
openaire   +3 more sources

Coherent control of Rydberg states in silicon [PDF]

open access: yesNature, 2010
We demonstrate coherent control of donor wavefunctions in phosphorous-doped silicon. Our experiments take advantage of a free electron laser to stimulate and observe photon echoes from, and Rabi oscillations between the ground and first excited state of P donors in Si.
Greenland, PT   +7 more
openaire   +5 more sources

Cooperative Optical Non-linearity in a blockaded Rydberg Ensemble [PDF]

open access: yes, 2011
This thesis describes the observation of a novel optical non-linearity mediated by the dipole-dipole interactions in a cold gas of Rydberg atoms. Electromagnetically induced transparency (EIT) is used to map the strong dipolar interactions onto an ...
Pritchard, Jonathan David   +2 more
core   +1 more source

Non-adiabatic quantum state preparation and quantum state transport in chains of Rydberg atoms

open access: yesNew Journal of Physics, 2017
Motivated by recent progress in the experimental manipulation of cold atoms in optical lattices, we study three different protocols for non-adiabatic quantum state preparation and state transport in chains of Rydberg atoms.
Maike Ostmann   +4 more
doaj   +1 more source

Rydberg ions in coherent motional states: a new method for determining the polarizability of Rydberg ions

open access: yesNew Journal of Physics, 2023
We present a method for measuring the polarizability of Rydberg ions confined in the harmonic potential of a Paul trap. For a highly excited electronic state, the coupling between the electronic wave function and the trapping field modifies the ...
Marie Niederländer   +5 more
doaj   +1 more source

Controlling Rydberg Excitations Using Ion-Core Transitions in Alkaline-Earth Atom-Tweezer Arrays

open access: yesPRX Quantum, 2022
Scalable local control over gate operations is an outstanding challenge in the field of quantum computing and programmable quantum simulation with Rydberg-atom arrays.
Alex P. Burgers   +6 more
doaj   +1 more source

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