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Cooling an Optically Trapped Ultracold Fermi Gas by Periodical Driving

Cooling an Optically Trapped Ultracold Fermi Gas by Periodical Driving

Published on: March 30, 2017

Spin-Tensor-Momentum-Coupled Bose-Einstein Condensates.

Xi-Wang Luo¹, Kuei Sun¹, Chuanwei Zhang¹

¹Department of Physics, The University of Texas at Dallas, Richardson, Texas 75080-3021, USA.

Physical Review Letters

|December 9, 2017

Summary

This summary is machine-generated.

Researchers propose a new spin-tensor-momentum coupling (STMC) for ultracold atomic gases. This enables the study of novel stripe superfluid phases and dynamical supersolidlike states in Bose-Einstein condensates.

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Area of Science:

Quantum physics
Atomic physics
Condensed matter physics

Background:

Spin-orbit coupling in ultracold atomic gases is a key platform for quantum research.
Spin refers to the spin vector, and orbit refers to linear momentum.

Purpose of the Study:

To propose a scheme for realizing spin-tensor-momentum coupling (STMC) in spin-1 ultracold atomic gases.
To investigate the ground state properties of Bose-Einstein condensates with STMC.

Main Methods:

Theoretical proposal for generating STMC in spin-1 ultracold atomic gases.
Analysis of ground state properties of interacting Bose-Einstein condensates under STMC.

Main Results:

Discovery of novel stripe superfluid phases and multicritical points for phase transitions.
Enabling study of quantum states with dynamical stripe orders and tunable density modulation.
Potential for observing a new dynamical supersolidlike state.

Conclusions:

The proposed STMC scheme offers a new avenue for exploring quantum phenomena in ultracold atomic gases.
This research opens possibilities for novel quantum physics and device applications.
The scheme's generalizability may benefit other experimental systems.