Related Experiment Video
Updated: Apr 11, 2026
09:10
Fabrication and Testing of Microfluidic Optomechanical Oscillators
Published on: May 29, 2014
12.8K
Tunable bistability in hybrid Bose-Einstein condensate optomechanics
Kashif Ammar Yasir1, Wu-Ming Liu1
1Beijing National Laboratory for Condensed Matter Physics, Institute of Physics, Chinese Academy of Sciences, Beijing 100190, China.
Scientific Reports
|June 3, 2015
Summary
This study explores controlled optical bistability in hybrid optomechanical systems using a transverse optical field. This method effectively couples light and matter, controlling both mirror and Bose-Einstein condensate dynamics.
Area of Science:
- Physics
- Quantum Optics
- Condensed Matter Physics
Background:
- Cavity-optomechanics couples optical and mechanical degrees of freedom using light's mechanical effects.
- Hybrid systems offer novel platforms for exploring quantum phenomena.
Purpose of the Study:
- Investigate controlled bistable dynamics in a hybrid optomechanical system.
- Explore the role of a transverse optical field in controlling system behavior.
- Understand the temporal dynamics and effective potential of the system.
Main Methods:
- Numerical investigation of a hybrid optomechanical system.
- System comprises a Bose-Einstein condensate (BEC) in an optical cavity with a moving mirror.
- Utilized a transverse optical field to couple with atomic momentum side modes.
Main Results:
- Demonstrated controlled optical bistability using a transverse optical field.
- Showcased control over the bistable dynamics of the moving mirror and BEC.
- Analyzed the temporal dynamics and effective potential dependence on the transverse field.
Conclusions:
- The transverse field coupling technique offers precise control over optomechanical bistability.
- Findings suggest potential for exploring phenomena like electromagnetically induced transparency and entanglement.
- Proposed experimental parameters for laboratory realization.
Related Concept Videos
01:04Oscillations about an Equilibrium Position
7.3K
Stability is an important concept in oscillation. If an equilibrium point is stable, a slight disturbance of an object that is initially at the stable equilibrium point will cause the object to oscillate around that point. For an unstable equilibrium point, if the object is disturbed slightly, it will not return to the equilibrium point. There are three conditions for equilibrium points—stable, unstable, and half-stable. A half-stable equilibrium point is also unstable, but is named so...
7.3K
01:08Spin–Spin Coupling Constant: Overview
1.7K
In bromoethane, the three methyl protons are coupled to the two methylene protons that are three bonds away. In accordance with the n+1 rule, the signal from the methyl protons is split into three peaks with 1:2:1 relative intensities. The methylene protons appear as a quartet, with the relative intensities of 1:3:3:1.
Qualitatively, any spin plus-half nucleus polarizes the spins of its electrons to the minus-half state. Consequently, the paired electron in the hydrogen–carbon bond must...
Qualitatively, any spin plus-half nucleus polarizes the spins of its electrons to the minus-half state. Consequently, the paired electron in the hydrogen–carbon bond must...
1.7K
01:23Stability of Equilibrium Configuration
962
Understanding the stability of equilibrium configurations is a fundamental part of mechanical engineering. In any system, there are three distinct types of equilibrium: stable, neutral, and unstable.
A stable equilibrium occurs when a system tends to return to its original position when given a small displacement, and the potential energy is at its minimum. An example of a stable equilibrium is when a cantilever beam is fixed at one end and a weight is attached to the other end. If the weight...
A stable equilibrium occurs when a system tends to return to its original position when given a small displacement, and the potential energy is at its minimum. An example of a stable equilibrium is when a cantilever beam is fixed at one end and a weight is attached to the other end. If the weight...
962
01:27Biasing of Metal-Semiconductor Junctions
845
Biasing metal-semiconductor junctions involves applying a voltage across the junction. Specifically, the metal is connected to a voltage source, while the semiconductor is grounded. This technique is essential for controlling the direction and magnitude of current flow in electronic devices, including diodes, transistors, and photovoltaic cells.
In Schottky junctions, where the semiconductor is n-type, applying a positive voltage to the metal relative to the semiconductor reduces its Fermi...
In Schottky junctions, where the semiconductor is n-type, applying a positive voltage to the metal relative to the semiconductor reduces its Fermi...
845
03:35Hybridization of Atomic Orbitals II
50.5K
sp3d and sp3d 2 Hybridization
50.5K
01:02¹H NMR: Interpreting Distorted and Overlapping Signals
1.8K
Spin systems where the difference in chemical shifts of the coupled nuclei is greater than ten times J are called first-order spin systems. These nuclei are weakly coupled, and their chemical shifts and coupling constant can generally be estimated from the well-separated signals in the spectrum.
As Δν decreases and the signals move closer, the doublets appear increasingly distorted. The intensities of the inner lines increase at the cost of those of the outer lines as the signals are...
As Δν decreases and the signals move closer, the doublets appear increasingly distorted. The intensities of the inner lines increase at the cost of those of the outer lines as the signals are...
1.8K