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

Molecular Models02:00

Molecular Models

38.3K
Physical models representing molecular architectures of chemical compounds play essential roles in understanding chemistry. The use of molecular models makes it easier to visualize the structures and shapes of atoms and molecules.
38.3K
Temperature Dependence on Reaction Rate02:55

Temperature Dependence on Reaction Rate

81.6K
The Collision Theory
Atoms, molecules, or ions must collide before they can react with each other. Atoms must be close together to form chemical bonds. This premise is the basis for a theory that explains many observations regarding chemical kinetics, including factors affecting reaction rates.
The collision theory is based on the postulates that (i) the reaction rate is proportional to the rate of reactant collisions, (ii) the reacting species collide in an orientation allowing contact between...
81.6K

You might also read

Related Articles

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

Sort by
Same author

The CRAB facility at the TU Wien TRIGA reactor: status and related physics program.

The European physical journal. C, Particles and fields·2025
Same author

Tritium Accommodation and Diffusion in Li<sub>8</sub>PbO<sub>6</sub> from First-Principles Simulations.

The journal of physical chemistry. C, Nanomaterials and interfaces·2025
Same author

First Observation of a Nuclear Recoil Peak at <math></math> (100eV) with Crab: A Potential New Calibration Standard for Cryogenic Detectors.

Journal of low temperature physics·2025
Same author

High-Temperature Intrinsic Defect Chemistry of Li<sub>8</sub>PbO<sub>6</sub> Ceramic Breeding Material.

The journal of physical chemistry. C, Nanomaterials and interfaces·2023
Same author

Observation of a Nuclear Recoil Peak at the 100 eV Scale Induced by Neutron Capture.

Physical review letters·2023
Same author

Thermodynamics and phase stability of Li<sub>8</sub><i>X</i>O<sub>6</sub>octalithium ceramic breeder materials (<i>X</i>= Pb, Ce, Ge, Zr, Sn).

Journal of physics. Condensed matter : an Institute of Physics journal·2022

Related Experiment Video

Updated: Jun 26, 2025

Exploring Caspase Mutations and Post-Translational Modification by Molecular Modeling Approaches
05:56

Exploring Caspase Mutations and Post-Translational Modification by Molecular Modeling Approaches

Published on: October 13, 2022

1.3K

A modified two temperature molecular dynamics (2T-MD) model for cascades.

Andrés Rojano1, R J Hunt1, J-P Crocombette2

  • 1Department of Engineering, Lancaster University, Lancaster LA1 4YW, United Kingdom.

Journal of Physics. Condensed Matter : an Institute of Physics Journal
|May 9, 2024
PubMed
Summary
This summary is machine-generated.

This study refines two-temperature molecular dynamics (2T-MD) simulations for radiation damage. The improved model accurately captures electron-phonon coupling and energy transfer, enhancing the simulation of damage cascades.

Keywords:
electronic effectsmolecular dynamicsradiation damagetwo-temperature model

More Related Videos

Structure-Based Simulation and Sampling of Transcription Factor Protein Movements along DNA from Atomic-Scale Stepping to Coarse-Grained Diffusion
09:17

Structure-Based Simulation and Sampling of Transcription Factor Protein Movements along DNA from Atomic-Scale Stepping to Coarse-Grained Diffusion

Published on: March 1, 2022

3.1K
Analyzing Melts and Fluids from Ab Initio Molecular Dynamics Simulations with the UMD Package
06:37

Analyzing Melts and Fluids from Ab Initio Molecular Dynamics Simulations with the UMD Package

Published on: September 17, 2021

4.5K

Related Experiment Videos

Last Updated: Jun 26, 2025

Exploring Caspase Mutations and Post-Translational Modification by Molecular Modeling Approaches
05:56

Exploring Caspase Mutations and Post-Translational Modification by Molecular Modeling Approaches

Published on: October 13, 2022

1.3K
Structure-Based Simulation and Sampling of Transcription Factor Protein Movements along DNA from Atomic-Scale Stepping to Coarse-Grained Diffusion
09:17

Structure-Based Simulation and Sampling of Transcription Factor Protein Movements along DNA from Atomic-Scale Stepping to Coarse-Grained Diffusion

Published on: March 1, 2022

3.1K
Analyzing Melts and Fluids from Ab Initio Molecular Dynamics Simulations with the UMD Package
06:37

Analyzing Melts and Fluids from Ab Initio Molecular Dynamics Simulations with the UMD Package

Published on: September 17, 2021

4.5K

Area of Science:

  • Materials Science
  • Computational Physics
  • Nuclear Engineering

Background:

  • Two-Temperature Molecular Dynamics (2T-MD) is widely used to model electron energy redistribution during radiation damage cascades.
  • Traditional 2T-MD methods exhibit inaccuracies in handling high-energy particles, limiting their application.

Purpose of the Study:

  • To reformulate the 2T-MD scheme to address inaccuracies in high-energy particle interactions with electrons.
  • To improve the physical description of radiation damage cascade evolution by correcting spurious double-interactions.

Main Methods:

  • Developed a modified 2T-MD scheme to prevent erroneous double-counting of high-energy atom-electron interactions.
  • Simulated radiation damage cascades (30-100 keV) in tungsten (W) using various electron-phonon coupling treatments.
  • Investigated the impact of the modified scheme on cascade evolution and defect formation.

Main Results:

  • The reformulated 2T-MD scheme accurately accounts for temperature evolution during the ballistic phase.
  • The modification eliminates arbitrary parameters in the simulation of electron-phonon coupling.
  • Simulations show a more physically accurate representation of radiation damage processes.

Conclusions:

  • The proposed 2T-MD modification provides a more reliable method for simulating radiation damage.
  • This advancement improves the understanding of electron-phonon interactions in materials under irradiation.
  • The enhanced model offers better predictions for defect generation in irradiated materials.