Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Concept Videos

Fermi Level Dynamics01:12

Fermi Level Dynamics

217
The vacuum level denotes the energy threshold required for an electron to escape from a material surface. It is usually positioned above the conduction band of a semiconductor and acts as a benchmark for comparing electron energies within various materials.
Electron affinity in semiconductors refers to the energy gap between the minimum of its conduction band and the vacuum level and it is a critical parameter in determining how easily a semiconductor can accept additional electrons.
The work...
217
Phase Transitions: Vaporization and Condensation02:39

Phase Transitions: Vaporization and Condensation

17.1K
The physical form of a substance changes on changing its temperature. For example, raising the temperature of a liquid causes the liquid to vaporize (convert into vapor). The process is called vaporization—a surface phenomenon. Vaporization occurs when the thermal motion of the molecules overcome the intermolecular forces, and the molecules (at the surface) escape into the gaseous state. When a liquid vaporizes in a closed container, gas molecules cannot escape. As these gas phase...
17.1K
Magnetic Damping01:17

Magnetic Damping

412
Eddy currents can produce significant drag on motion, called magnetic damping. For instance, when a metallic pendulum bob swings between the poles of a strong magnet, significant drag acts on the bob as it enters and leaves the field, quickly damping the motion.
If, however, the bob is a slotted metal plate, the magnet produces a much smaller effect. When a slotted metal plate enters the field, an emf is induced by the change in flux; however, it is less effective because the slots limit the...
412
Damped Oscillations01:07

Damped Oscillations

5.6K
In the real world, oscillations seldom follow true simple harmonic motion. A system that continues its motion indefinitely without losing its amplitude is termed undamped. However, friction of some sort usually dampens the motion, so it fades away or needs more force to continue. For example, a guitar string stops oscillating a few seconds after being plucked. Similarly, one must continually push a swing to keep a child swinging on a playground.
Although friction and other non-conservative...
5.6K
Entropy Change in Reversible Processes01:10

Entropy Change in Reversible Processes

2.5K
In the Carnot engine, which achieves the maximum efficiency between two reservoirs of fixed temperatures, the total change in entropy is zero. The observation can be generalized by considering any reversible cyclic process consisting of many Carnot cycles. Thus, it can be stated that the total entropy change of any ideal reversible cycle is zero.
The statement can be further generalized to prove that entropy is a state function. Take a cyclic process between any two points on a p-V diagram.
2.5K
Equilibrium Conditions for a Particle01:23

Equilibrium Conditions for a Particle

1.0K
When an object is in equilibrium, it is either at rest or moving with a constant velocity. There are two types of equilibrium: static and dynamic. Static equilibrium occurs when an object is at rest, while dynamic equilibrium occurs when an object is moving with a constant velocity. In both cases, there must be a balance of forces acting on the object.
To understand the concept of equilibrium, let us first consider the forces acting on an object. When different forces act on an object, they can...
1.0K

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Phase Transitions in Nonreciprocal Driven-Dissipative Condensates.

Physical review letters·2025
Same author

Randomized Benchmarking with Non-Markovian Noise and Realistic Finite-Time Gates.

Physical review letters·2025
Same author

Hidden Time Reversal in Driven XXZ Spin Chains: Exact Solutions and New Dissipative Phase Transitions.

Physical review letters·2025
Same author

Non-Gaussian Generalized Two-Mode Squeezing: Applications to Two-Ensemble Spin Squeezing and Beyond.

Physical review letters·2025
Same author

Efficient In Situ Generation of Photon-Memory Entanglement in a Nonlinear Cavity.

Physical review letters·2025
Same author

Quantum Spin Probe of Single Charge Dynamics.

Physical review letters·2024
Same journal

Erratum: Bacterial Turbulence at Compressible Fluid Interfaces [Phys. Rev. Lett. 136, 138301 (2026)].

Physical review letters·2026
Same journal

Unveiling Light-Quark Yukawa Flavor Structure via Dihadron Fragmentation at Lepton Colliders.

Physical review letters·2026
Same journal

Adaptable Route to Fast Coherent State Transport via Bang-Bang-Bang Protocols.

Physical review letters·2026
Same journal

Topological Transition and Emergence of Elasticity of Dislocation in Skyrmion Lattice: Beyond Kittel's Magnetic-Polar Analogy.

Physical review letters·2026
Same journal

Pound-Drever-Hall Method for Superconducting-Qubit Readout.

Physical review letters·2026
Same journal

Coupling a ^{73}Ge Nuclear Spin to an Electrostatically Defined Quantum Dot in Silicon.

Physical review letters·2026
See all related articles

Related Experiment Video

Updated: May 26, 2025

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators
09:23

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

Published on: May 30, 2014

14.4K

Accelerating Dissipative State Preparation with Adaptive Open Quantum Dynamics.

Andrew Pocklington1,2, Aashish A Clerk2

  • 1University of Chicago, Department of Physics, 5640 South Ellis Avenue, Chicago, Illinois 60637, USA.

Physical Review Letters
|February 21, 2025
PubMed
Summary
This summary is machine-generated.

Researchers have overcome a fundamental tradeoff in quantum state preparation. Adaptive quantum dynamics now enable the rapid stabilization of highly entangled states, crucial for quantum technologies.

More Related Videos

Gradient Echo Quantum Memory in Warm Atomic Vapor
10:00

Gradient Echo Quantum Memory in Warm Atomic Vapor

Published on: November 11, 2013

12.8K
Cooling an Optically Trapped Ultracold Fermi Gas by Periodical Driving
11:21

Cooling an Optically Trapped Ultracold Fermi Gas by Periodical Driving

Published on: March 30, 2017

7.4K

Related Experiment Videos

Last Updated: May 26, 2025

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators
09:23

Quantum State Engineering of Light with Continuous-wave Optical Parametric Oscillators

Published on: May 30, 2014

14.4K
Gradient Echo Quantum Memory in Warm Atomic Vapor
10:00

Gradient Echo Quantum Memory in Warm Atomic Vapor

Published on: November 11, 2013

12.8K
Cooling an Optically Trapped Ultracold Fermi Gas by Periodical Driving
11:21

Cooling an Optically Trapped Ultracold Fermi Gas by Periodical Driving

Published on: March 30, 2017

7.4K

Area of Science:

  • Quantum Information Science
  • Quantum Many-Body Physics
  • Quantum Control

Background:

  • Dissipative state preparation schemes often face a time-entanglement tradeoff, where achieving highly entangled steady states leads to slower stabilization.
  • This tradeoff limits the practical application of dissipative methods for preparing complex quantum states.

Purpose of the Study:

  • To circumvent the time-entanglement tradeoff in dissipative state preparation.
  • To demonstrate a method for the rapid stabilization of maximally entangled states using adaptive dynamics.
  • To explore schemes compatible with experimental quantum platforms.

Main Methods:

  • Introduced a minimal adaptive dynamics approach inspired by fermionic stabilization schemes.
  • Developed schemes for both discretized Floquet circuits and continuous-time dissipative dynamics.
  • Focused on stabilizing many-body entangled qubit states, including spin-squeezed states.

Main Results:

  • Completely circumvented the entanglement-induced slowdown in relaxation.
  • Achieved dissipative stabilization of maximally entangled states on a finite timescale.
  • Demonstrated that fermionic stabilization schemes are surprisingly immune to entanglement-induced slowdown.

Conclusions:

  • Adaptive dynamics offer a powerful strategy to overcome fundamental limitations in quantum state preparation.
  • The proposed methods enable faster and more efficient generation of highly entangled states for quantum information processing.
  • The universality of the approach suggests broad applicability across various experimental quantum platforms.