aof - Catalysis

What is Catalysis?

Catalysis is a process that increases the rate of a chemical reaction by adding a substance known as a catalyst. The catalyst itself is not consumed in the reaction and can be used repeatedly.

Types of Catalysis

There are mainly two types of catalysis: homogeneous catalysis and heterogeneous catalysis. In homogeneous catalysis, the catalyst is in the same phase as the reactants, typically in solution. In heterogeneous catalysis, the catalyst is in a different phase, usually solid, while the reactants are in liquid or gas phase.

How Do Catalysts Work?

Catalysts work by providing an alternative reaction pathway with a lower activation energy. This allows a greater proportion of the reactant molecules to have enough energy to react at a given temperature.

Importance of Catalysis

Catalysis is crucial in many industrial processes. For example, the Haber-Bosch process for ammonia synthesis and the catalytic converters in automobiles rely heavily on catalysts. Catalysis also plays a significant role in environmental catalysis, helping reduce pollutants.

Factors Affecting Catalytic Activity

Several factors can affect the activity of a catalyst, including:

Surface area of the catalyst
Temperature
Pressure
pH
Presence of inhibitors or promoters

Applications of Catalysis

Catalysis finds applications in various fields:

Petrochemical industry for cracking hydrocarbons
Pharmaceutical industry for drug synthesis
Food industry for processes like hydrogenation of oils
Environmental engineering for waste treatment

Future Trends in Catalysis

Future research in catalysis is focused on developing green catalysis methods that are more sustainable and environmentally friendly. Innovations like biocatalysis and the use of nano-catalysts are also gaining attention.

Relevant Publications

Exploring the active components and potential mechanisms of Alpiniae oxyphyllae Fructus in treating diabetes mellitus with depression by UPLC-Q-Exactive Orbitrap/MS, network pharmacology and molecular docking.

Issue Release: 2024

Determining the abundance, composition and spatial distribution of organohalogens in marine sediments using combustion-ion chromatography.

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Early childhood risk factors for later onset of pediatric chronic pain: a multi-method longitudinal study.

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Electrocatalytic water treatment of per- and polyfluoroalkyl substances reduces adsorbable organofluorine and bioaccumulation potential.

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Determination of organic fluorinated compounds content in complex samples through combustion ion chromatography methods: a way to define a \"Total Per- and Polyfluoroalkyl Substances (PFAS)\" parameter?

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Social capital for carers of patients with advanced organ failure: a qualitative exploration of stakeholders\' perspectives.

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Dynamic task offloading edge-aware optimization framework for enhanced UAV operations on edge computing platform.

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Spatiotemporal analysis of microstructure, sensory attributes, and full-spectrum metabolomes reveals the relationship between bitterness and nootkatone in Alpinia oxyphylla miquel fruit peel and seeds.

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Transorbital approach clipping of middle cerebral artery aneurysm: a virtual reality morphometric anatomic study.

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Optical pulling force on a uniaxial anisotropic sphere by a high-order Bessel (vortex) beam.

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Impact of ovary-intact menopause in a mouse model of heart failure with preserved ejection fraction.

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BACE1 inhibitors from the fruits of Alpinia oxyphylla have efficacy to treat T2DM-related cognitive disorder.

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SC-AOF: A Sliding Camera and Asymmetric Optical-Flow-Based Blending Method for Image Stitching.

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The Effectiveness of Protein Supplementation Combined with Resistance Exercise Program Among Community-Dwelling Older Adults with Sarcopenia: A Systematic Review and Meta-analysis.

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Renal protective effects of Alpinate Oxyphyllae Fructus and mesenchymal stem cells co-treatment against D- galactose induced renal deterioration.

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An investigation into the relationship between community engagement and maternal mental health in Calgary, Alberta using the All Our Families cohort.

Issue Release: 2023

Hippocampal glial inflammatory markers are differentially altered in a novel mouse model of perimenopausal cerebral amyloid angiopathy.

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Advanced oxidation processes may transform unknown PFAS in groundwater into known products.

Issue Release: 2023

Atypical oncologic failure after laparoscopic radical nephroureterectomy in a Japanese multicenter study.

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Transorbital Surgical Corridor: An Anatomic Analysis of Ocular Globe Retraction and the Associated Exposure for the Transpalpebral Orbital Rim Preserving Endoscopic Orbitotomy (TORPEDO) Approach.

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Can Microsoft Teams Be Customized for Specific Catalysis Research Needs?

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What Challenges are Associated with Distributed Databases in Catalysis?

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What are the Advantages of Single Site Catalysts?

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How Do Size, Shape, and Composition Interact?

Why is Viscosity Important in Catalysis?

What are the Key Components of Catalytic Equipment?

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