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Related Concept Videos

Electrochemical Systems01:24

Electrochemical Systems

49
Electrochemical systems provide a fascinating insight into the dynamic interplay of charged species within various phases. One notable example is the interaction between a membrane permeable to K⁺ ions but not to Cl⁻ ions, separating an aqueous KCl solution from pure water. As K⁺ ions diffuse through the membrane, they generate net charges on each phase, leading to a potential difference between them.Similarly, when a piece of Zn is immersed in an aqueous ZnSO₄ solution,...
49
Interfacial Electrochemical Methods: Overview01:06

Interfacial Electrochemical Methods: Overview

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Interfacial electrochemical methods focus on the phenomena occurring at the boundary between an electrode and a solution, as opposed to bulk methods that concentrate on the solution's overall properties. These interfacial methods are classified as either static or dynamic based on the presence of a nonzero current in the electrochemical cell and the consistency of analyte concentrations. Static methods, such as potentiometry, measure the cell's potential without any significant current...
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Related Experiment Video

Updated: Mar 12, 2026

Isotopic Effect in Double Proton Transfer Process of Porphycene Investigated by Enhanced QM/MM Method
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Developing adaptive QM/MM computer simulations for electrochemistry.

Sebastian Dohm1, Eckhard Spohr2, Martin Korth1

  • 1Institute for Theoretical Chemistry, Ulm University, Albert-Einstein-Allee 11, Ulm, 89069, Germany.

Journal of Computational Chemistry
|October 30, 2016
PubMed
Summary
This summary is machine-generated.

Researchers developed adaptive quantum mechanics/molecular mechanics (QM/MM) simulations for electrochemistry. This open-source software enables flexible, multi-level simulations for studying electrochemical systems.

Keywords:
adaptive QM/MMelectrochemistrymoving quantum region

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Area of Science:

  • Computational Chemistry
  • Electrochemistry
  • Molecular Dynamics

Background:

  • Development of adaptive QM/MM simulations for electrochemistry.
  • Modular, workflow-based MD simulation code for spatial partitioning.
  • Algorithms target molecules and solvation layers in electrochemical systems.

Discussion:

  • Code offers a universal interface for external forcefield and quantum mechanical programs.
  • Enables users to readily implement interfaces for diverse computational tools.
  • Facilitates flexible and extensible QM/MM simulations.

Key Insights:

  • Publicly accessible, free, and open-source software for adaptive QM/MM simulations.
  • Enables multi-level theory treatment on a per-timestep basis.
  • Broad applicability to various electrochemical research problems.

Outlook:

  • Potential for wider adoption in computational electrochemistry research.
  • Facilitates the development of novel algorithms and simulation strategies.
  • Accelerates discovery in areas like battery technology and catalysis.