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  1. Catalysis - Wikipedia

    Catalysis may be classified as either homogeneous, whose components are dispersed in the same phase (usually gaseous or liquid) as the reactant, or heterogeneous, whose components …

  2. CATALYSIS Definition & Meaning - Merriam-Webster

    The meaning of CATALYSIS is a modification and especially increase in the rate of a chemical reaction induced by material unchanged chemically at the end of the reaction.

  3. Nature Catalysis

    Oct 27, 2025 · Read our November issue Nature Catalysis covers all areas of catalysis, incorporating the work of scientists, engineers and industry. November issue now live.

  4. Catalysis | Chemistry, Classification, & Chemical Reactions

    Catalysis, the modification of the rate of a chemical reaction, usually an acceleration, by addition of a substance not consumed during the reaction. Each catalyst molecule may induce the …

  5. DOE Explains...Catalysts | Department of Energy

    Catalysis is the process of adding a catalyst to facilitate a reaction. During a chemical reaction, the bonds between the atoms in molecules are broken, rearranged, and rebuilt, recombining …

  6. 14.7: Catalysis - Chemistry LibreTexts

    In heterogeneous catalysis, catalysts provide a surface to which reactants bind in a process of adsorption. In homogeneous catalysis, catalysts are in the same phase as the reactants.

  7. Catalysis - an overview | ScienceDirect Topics

    Catalysis is defined as the process of modifying the rate of a chemical reaction, typically accelerating it, by adding a substance that is not consumed in the reaction.

  8. Catalytic Reaction (Catalysis): Definition, Types, & Mechanism

    Catalytic reaction or catalysis is the process that alters the rate of a chemical reaction under the influence of a catalyst. A catalyst is a chemical substance added to a reaction to either …

  9. What is Catalysis? - American Chemical Society

    In chemistry, catalysis refers to changing the speed of a reaction using a substance that’s not consumed by the reaction.

  10. What Is Catalysis and How Do Catalytic Processes Work?

    Catalysis describes the acceleration of a chemical reaction due to the presence of a substance called a catalyst. These processes are fundamental and widespread, influencing various fields …