Browse Physics

Lanthanide atoms are offering the best opportunities to study the effects of strong dipolar interactions in a quantum gas.

Theorists can now calculate the speed with which correlations travel in a chain of interacting atoms.

Researchers have confined and manipulated electron spin waves in hydrogen gas.

Shifts in atomic energy levels caused by electron interaction with virtual photons can also occur in an ensemble of atoms acting cooperatively.

Ultracold atoms could be used to simulate physical phenomena beyond three spatial dimensions.

A protocol is proposed to map the local Berry curvature over the Brillouin zone of cold atoms in an optical lattice.

Experimenters slow molecules by shining lasers at them.

An improved mirror reduces the errors in an atom interferometer caused by Earth’s rotation and increases the time and spatial dimensions over which precision measurements can be made.

Interacting atoms mimic the behavior of identical fermions.

Cold-atom experiments tread into the land of two-dimensional superconductivity.

A technique from ion spectroscopy reveals the quantum nature of a mechanical system at low temperature.

Theorists uncover a new way that interactions between highly excited atoms can affect the way they radiate.

Infrared spectroscopy can detect trace gases and potentially provide an alternative carbon dating technique.

An advance in laser cooling fermionic atoms in an optical trap brings experimentalists closer to reaching a quantum magnetic phase of atoms.

Theoretical models edge closer to explaining how photoionization is affected by many-body interactions.

Extremely high magnetic fields have been simulated by laser manipulation of atoms trapped in an optical lattice.

Absorption spectroscopy limited only by quantum noise has been demonstrated over a broad frequency range using laser frequency combs.

Theorists propose a recipe for directly measuring the topological order in non-interacting cold atom systems.

Coupling a silicon nitride membrane resonator with a gas of ultracold atoms offers a novel approach to controlling mechanical systems at the quantum level.

Experiments map the structure and decay of the elusive H2- molecular ion.