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

Mesh Analysis for AC Circuits01:12

Mesh Analysis for AC Circuits

In the domain of radio communication, the significance of impedance matching must be considered. It is crucial to ensure the efficient transmission of signals between radio transmitters and receivers. Achieving this balance involves using impedance-matching circuits, with one fundamental configuration comprising a resistor, capacitor, and inductor.
The process of harmonizing these impedances begins with a clear understanding of the input and output signals. Once these signals are known, the...
Electrostatic Boundary Conditions01:16

Electrostatic Boundary Conditions

Consider an external electric field propagating through a homogeneous medium. When the electric field crosses the surface boundary of the medium, it undergoes a discontinuity. The electric field can be resolved into normal and tangential components. The amount by which the field changes at any boundary is given by the difference between the field components above and below the surface boundary.
The surface integral of an electric field is given by Gauss's law in integral form and is related to...
Radiation Pressure: Problem Solving01:09

Radiation Pressure: Problem Solving

The radiation pressure applied by an electromagnetic wave on a perfectly absorbing surface equals the energy density of the wave. The wave's momentum also gets transferred to the surface when an electromagnetic wave is entirely absorbed by it. The rate at which momentum is transmitted to an absorbing surface perpendicular to the propagation direction equals the force on the surface.
The average value of the rate of momentum transfer divided by the absorbing area represents the average force per...
Boundary Layer Characteristics01:18

Boundary Layer Characteristics

When a fluid encounters a solid surface, a boundary layer forms due to the interaction between the fluid's motion and the stationary surface. This phenomenon is characterized by a thin region adjacent to the surface where viscous forces dominate, influencing the fluid's velocity profile. The development of the boundary layer begins at the leading edge of the surface and evolves as the fluid moves downstream.As the fluid flows over the surface, friction between the fluid and the wall slows down...
Interference and Diffraction02:18

Interference and Diffraction

Interference is a characteristic phenomenon exhibited by waves. When two electromagnetic waves interact with their peaks and troughs coinciding, a resulting wave with enhanced amplitude is produced. This is known as constructive interference. In this case, the two waves interacting are in phase with each other.
Theories of Dissolution: Diffusion Layer Model01:15

Theories of Dissolution: Diffusion Layer Model

Dissolution, the process by which drug particles dissolve in a solvent, is explained by the diffusion layer model, a theoretical framework that simulates the absorption of oral drugs and allows us to analyze experimental data.
This process starts with a thin layer, saturated with the drug, forming at the interface between the solid and liquid. The solute then diffuses from this layer into the main solution. The Noyes-Whitney equation suggests that the rate of dissolution relies on the diffusion...

You might also read

Related Articles

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

Sort by
Same author

Nonadiabatic wave packet dynamics and predissociation resonances in sodium hydride.

Physical chemistry chemical physics : PCCP·2023
Same author

How Do Methyl Groups Enhance the Triplet Chemiexcitation Yield of Dioxetane?

The journal of physical chemistry letters·2017
Same author

Dynamical Insights into the Decomposition of 1,2-Dioxetane.

Journal of chemical theory and computation·2017
Same author

An adaptive pseudospectral method for wave packet dynamics.

The Journal of chemical physics·2012
Same author

Resonant inelastic scattering spectra of free molecules with vibrational resolution.

Physical review letters·2010
Same author

Stress chain solutions in two-dimensional isostatic granular systems: fabric-dependent paths, leakage, and branching.

Physical review letters·2008
Same journal

Anharmonic phonons via quantum thermal bath simulations.

The Journal of chemical physics·2026
Same journal

Quantum simulation of alignment dependent differential cross sections in co-propagating molecular beams at cold collision energies.

The Journal of chemical physics·2026
Same journal

Non-additive ion effects on the coil-globule equilibrium of a generic polymer in aqueous salt solutions.

The Journal of chemical physics·2026
Same journal

Insights into the unexpected small reduction of the temperature of maximum density of water by lithium chloride addition.

The Journal of chemical physics·2026
Same journal

Optical frequency comb double-resonance spectroscopy of the 9030-9175 cm-1 states of ethylene.

The Journal of chemical physics·2026
Same journal

Time reversal breaking of colloidal particles in cells.

The Journal of chemical physics·2026
See all related articles

Related Experiment Video

Updated: Jun 10, 2026

Scattering And Absorption of Light in Planetary Regoliths
11:34

Scattering And Absorption of Light in Planetary Regoliths

Published on: July 1, 2019

A perfectly matched layer applied to a reactive scattering problem.

Anna Nissen1, Hans O Karlsson, Gunilla Kreiss

  • 1Department of Information Technology, Division of Scientific Computing, Uppsala University, Uppsala 751 05, Sweden. anna.nissen@it.uu.se

The Journal of Chemical Physics
|August 17, 2010
PubMed
Summary
This summary is machine-generated.

The perfectly matched layer (PML) technique accurately truncates domains in reactive scattering simulations. This method offers controllable errors for efficient and precise numerical modeling.

More Related Videos

In situ Grazing Incidence Small Angle X-ray Scattering on Roll-To-Roll Coating of Organic Solar Cells with Laboratory X-ray Instrumentation
06:49

In situ Grazing Incidence Small Angle X-ray Scattering on Roll-To-Roll Coating of Organic Solar Cells with Laboratory X-ray Instrumentation

Published on: March 2, 2021

Agarose-based Tissue Mimicking Optical Phantoms for Diffuse Reflectance Spectroscopy
09:25

Agarose-based Tissue Mimicking Optical Phantoms for Diffuse Reflectance Spectroscopy

Published on: August 22, 2018

Related Experiment Videos

Last Updated: Jun 10, 2026

Scattering And Absorption of Light in Planetary Regoliths
11:34

Scattering And Absorption of Light in Planetary Regoliths

Published on: July 1, 2019

In situ Grazing Incidence Small Angle X-ray Scattering on Roll-To-Roll Coating of Organic Solar Cells with Laboratory X-ray Instrumentation
06:49

In situ Grazing Incidence Small Angle X-ray Scattering on Roll-To-Roll Coating of Organic Solar Cells with Laboratory X-ray Instrumentation

Published on: March 2, 2021

Agarose-based Tissue Mimicking Optical Phantoms for Diffuse Reflectance Spectroscopy
09:25

Agarose-based Tissue Mimicking Optical Phantoms for Diffuse Reflectance Spectroscopy

Published on: August 22, 2018

Area of Science:

  • Computational chemistry
  • Surface science
  • Quantum dynamics

Background:

  • Accurate domain truncation is crucial for modeling reactive scattering.
  • Numerical methods must minimize reflections at artificial boundaries.
  • Complex absorbing potentials and exterior complex scaling are alternative methods.

Purpose of the Study:

  • To evaluate the perfectly matched layer (PML) technique for domain truncation in reactive scattering.
  • To compare PML performance against other established methods.
  • To investigate the reflection properties of numerical treatments.

Main Methods:

  • A two-dimensional model for H(2) dissociative adsorption and associative desorption from a surface.
  • Finite difference spatial discretization and the Arnoldi method for time-propagation.
  • Comparison of PML with monomial complex absorbing potential, transmission-free complex absorbing potential, and exterior complex scaling.

Main Results:

  • The PML technique demonstrates high accuracy and efficiency for reactive scattering.
  • Reflection properties were investigated, showing favorable performance for PML.
  • Errors associated with the PML can be controlled to achieve desired accuracy.

Conclusions:

  • The PML technique is a suitable and effective method for accurate domain truncation in reactive scattering.
  • PML offers a controllable and efficient approach for numerical simulations requiring high precision.
  • This study validates PML as a superior alternative for specific numerical challenges in surface chemistry simulations.