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

Reaction Quotient02:35

Reaction Quotient

48.7K
The status of a reversible reaction is conveniently assessed by evaluating its reaction quotient (Q). For a reversible reaction described by m A + n B ⇌ x C + y D, the reaction quotient is derived directly from the stoichiometry of the balanced equation as
48.7K
Concentration and Rate Law03:03

Concentration and Rate Law

31.4K
The rate of a reaction is affected by the concentrations of reactants. Rate laws (differential rate laws) or rate equations are mathematical expressions describing the relationship between the rate of a chemical reaction and the concentration of its reactants.
For example, in a generic reaction aA + bB ⟶ products, where a and b are stoichiometric coefficients, the rate law can be written as:
31.4K
Predicting Reaction Outcomes02:24

Predicting Reaction Outcomes

8.5K
Kinetics describes the rate and path by which a reaction occurs. In contrast, thermodynamics deals with state functions and describes the properties, behavior, and components of a system. It is not concerned with the path taken by the process and cannot address the rate at which a reaction occurs. Although it does provide information about what can happen during a reaction process, it does not describe the detailed steps of what appears on an atomic or a molecular level. On the other hand,...
8.5K
Chemical Reactions02:26

Chemical Reactions

10.0K
A balanced chemical equation provides the information of chemical formulas of the reactants and products involved in the chemical change. A reaction’s stoichiometry helps predict how much of the reactant is needed to produce the desired amount of product, or in some cases, how much product will be formed from a specific amount of the reactant.
The relative amounts of reactants and products represented in a balanced chemical equation are often referred to as stoichiometric amounts.
10.0K
Dynamic Equilibrium02:20

Dynamic Equilibrium

52.1K
A reversible chemical reaction represents a chemical process that proceeds in both forward (left to right) and reverse (right to left) directions. When the rates of the forward and reverse reactions are equal, the concentrations of the reactant and product species remain constant over time and the system is at equilibrium. A special double arrow is used to emphasize the reversible nature of the reaction. The relative concentrations of reactants and products in equilibrium systems vary greatly;...
52.1K
Multi-Step Reactions02:31

Multi-Step Reactions

7.4K
Chemical reactions often occur in a stepwise fashion involving two or more distinct reactions taking place in a sequence. A balanced equation indicates the reacting species and the product species, but it reveals no details about how the reaction occurs at the molecular level. The reaction mechanism (or reaction path) provides details regarding the precise, step-by-step process by which a reaction occurs. Each of the steps in a reaction mechanism is called an elementary reaction. These...
7.4K

You might also read

Related Articles

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

Sort by
Same author

Circuits as a simple platform for the emergence of hydrodynamics in deterministic chaotic many-body systems.

Nature communications·2026
Same author

Designing Open Quantum Systems for Enabling Quantum-Enhanced Sensing through Classical Measurements.

Physical review letters·2025
Same author

Bounds on Fluctuations of First Passage Times for Counting Observables in Classical and Quantum Markov Processes.

Journal of statistical physics·2025
Same author

Hybrid Sub- and Superradiant States in Emitter Arrays with Quantized Motion.

Physical review letters·2025
Same author

Space-Time Correlations in Monitored Kinetically Constrained Discrete-Time Quantum Dynamics.

Physical review letters·2025
Same author

Discrete generative diffusion models without stochastic differential equations: A tensor network approach.

Physical review. E·2025
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: Jul 27, 2025

Generating Controlled, Dynamic Chemical Landscapes to Study Microbial Behavior
10:07

Generating Controlled, Dynamic Chemical Landscapes to Study Microbial Behavior

Published on: January 31, 2020

6.2K

Reaction-Limited Quantum Reaction-Diffusion Dynamics.

Gabriele Perfetto1, Federico Carollo1, Juan P Garrahan2,3

  • 1Institut für Theoretische Physik, Eberhard Karls Universität Tübingen, Auf der Morgenstelle 14, 72076 Tübingen, Germany.

Physical Review Letters
|June 9, 2023
PubMed
Summary
This summary is machine-generated.

Quantum coherence in fermionic systems leads to unique collective behaviors and dark states, differing significantly from classical models. These quantum effects alter universal dynamics in reaction-diffusion systems.

More Related Videos

Plasmid-derived DNA Strand Displacement Gates for Implementing Chemical Reaction Networks
07:50

Plasmid-derived DNA Strand Displacement Gates for Implementing Chemical Reaction Networks

Published on: November 25, 2015

14.5K
Image Processing Protocol for the Analysis of the Diffusion and Cluster Size of Membrane Receptors by Fluorescence Microscopy
12:15

Image Processing Protocol for the Analysis of the Diffusion and Cluster Size of Membrane Receptors by Fluorescence Microscopy

Published on: April 9, 2019

8.8K

Related Experiment Videos

Last Updated: Jul 27, 2025

Generating Controlled, Dynamic Chemical Landscapes to Study Microbial Behavior
10:07

Generating Controlled, Dynamic Chemical Landscapes to Study Microbial Behavior

Published on: January 31, 2020

6.2K
Plasmid-derived DNA Strand Displacement Gates for Implementing Chemical Reaction Networks
07:50

Plasmid-derived DNA Strand Displacement Gates for Implementing Chemical Reaction Networks

Published on: November 25, 2015

14.5K
Image Processing Protocol for the Analysis of the Diffusion and Cluster Size of Membrane Receptors by Fluorescence Microscopy
12:15

Image Processing Protocol for the Analysis of the Diffusion and Cluster Size of Membrane Receptors by Fluorescence Microscopy

Published on: April 9, 2019

8.8K

Area of Science:

  • Quantum physics
  • Condensed matter theory
  • Statistical mechanics

Background:

  • Investigates quantum nonequilibrium dynamics of fermionic particles on a 1D lattice.
  • Compares quantum systems with classical reaction-diffusion models exhibiting critical dynamics and absorbing-state phase transitions.

Purpose of the Study:

  • Analyze the impact of coherent hopping and quantum superposition on dissipative fermionic systems.
  • Focus on the reaction-limited regime where spatial density fluctuations are rapidly smoothed by fast hopping.

Main Methods:

  • Utilizes the time-dependent generalized Gibbs ensemble method.
  • Applies analytical techniques to study quantum effects in reaction-diffusion-like systems.

Main Results:

  • Demonstrates that quantum coherence and destructive interference are crucial.
  • Identifies the emergence of locally protected dark states and collective behavior beyond mean-field predictions.
  • Observes these phenomena in both stationary states and during relaxation dynamics.

Conclusions:

  • Highlights fundamental differences between classical and quantum nonequilibrium dynamics.
  • Confirms that quantum effects significantly alter collective universal behavior in these systems.