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Related Concept Videos

Heterogeneous Catalysis01:22

Heterogeneous Catalysis

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Heterogeneous catalysis involves a catalyst in a different phase from the reactants. It is a process where the catalyst and the reactants are in distinct phases, typically solid and gas or liquid.Most heterogeneous catalysts are metals, metal oxides, or acids. The list includes transition metals like iron (Fe), cobalt (Co), nickel (Ni), palladium (Pd), platinum (Pt), chromium (Cr), manganese (Mn), tungsten (W), silver (Ag), and copper (Cu). These metals possess partially vacant d orbitals that...
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Catalysis01:27

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Catalysis influences the rate of chemical reactions by providing an alternative reaction pathway with lower activation energy. A catalyst speeds up a reaction, but it is not consumed during the process. The fundamental principle of catalysis is the ability of a catalyst to alter the reaction mechanism, often introducing a more efficient pathway than the uncatalyzed process.In a catalyzed reaction, the catalyst participates directly in the reaction mechanism. It interacts with reactants to form...
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The presence of a catalyst affects the rate of a chemical reaction. A catalyst is a substance that can increase the reaction rate without being consumed during the process. A basic comprehension of a catalysts’ role during chemical reactions can be understood from the concept of reaction mechanisms and energy diagrams.
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For many years, scientists thought that enzyme-substrate binding took place in a simple "lock-and-key" fashion. This model stated that the enzyme and substrate fit together perfectly in one instantaneous step. However, current research supports a more refined view scientists call induced fit. The induced-fit model expands upon the lock-and-key model by describing a more dynamic interaction between enzyme and substrate. As the enzyme and substrate come together, their interaction causes...
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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: May 6, 2026

Multiscale Sampling of a Heterogeneous Water/Metal Catalyst Interface using Density Functional Theory and Force-Field Molecular Dynamics
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Modulating Interfacial Water Structure via Catalyst Engineering to Enhance Electrocatalytic Activity and Selectivity.

Jiangyi Guo1, Lu-Hua Zhang1, Fengshou Yu1

  • 1National-Local Joint Engineering Laboratory For Energy Conservation in Chemical Process Integration and Resources Utilization, School of Chemical Engineering and Technology, Hebei University of Technology, Tianjin, P. R. China.

Advanced Materials (Deerfield Beach, Fla.)
|May 5, 2026
PubMed
Summary
This summary is machine-generated.

Catalyst engineering influences interfacial water, crucial for renewable electrocatalysis. Optimizing liquid-phase water dynamics via precise catalyst structures boosts clean energy conversion for a net-zero future.

Keywords:
catalyst engineeringelectrocatalytic reactioninterfacial watersolid–liquid interface

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Area of Science:

  • Electrochemistry
  • Materials Science
  • Physical Chemistry

Background:

  • Renewable electrocatalysis is vital for clean energy and net-zero emissions.
  • Prior research focused on solid-phase intermediates at the solid-liquid interface.
  • The liquid phase, particularly interfacial water, significantly impacts electrocatalytic reactions but is understudied.

Purpose of the Study:

  • To systematically review research on interfacial water in electrocatalysis.
  • To highlight the role of catalyst structural engineering in modulating interfacial water.
  • To identify key challenges and future perspectives in this field.

Main Methods:

  • Introduction to fundamental properties of interfacial water (structure, orientation).
  • Overview of advanced experimental and computational techniques for detecting interfacial water.
  • Discussion of catalyst structure engineering strategies to control interfacial water dynamics.

Main Results:

  • Interfacial water possesses unique properties that regulate electrocatalytic reaction steps.
  • Precise catalyst structure engineering can optimize interfacial water dynamics.
  • Modulating interfacial water enhances electrocatalytic performance.

Conclusions:

  • Understanding and engineering interfacial water is critical for advancing renewable electrocatalysis.
  • Future research should focus on precise catalyst design to control liquid-phase effects.
  • This review provides insights for developing efficient clean energy conversion technologies.