Adsorption Course

Lesson 1 • Overview of Industrial Applications

This section maps adsorption principles to real-world separation, purification, and catalysis uses. It motivates technical depth by connecting theory to professional practice.

Lesson 2 • Types of Adsorption Interactions

This topic differentiates physisorption and chemisorption by bond type, energy, and reversibility. It provides the classification framework used throughout the course.

Lesson 3 • Key Thermodynamic Concepts

This module applies Gibbs free energy, enthalpy, and entropy to adsorption spontaneity. It connects thermodynamic favorability to observable adsorption behavior.

Lesson 4 • Adsorbent and Adsorbate Terminology

This section establishes precise vocabulary for adsorbent materials and adsorbate species. It ensures consistent language for experimental design and reporting.

Lesson 1 • Silica Gel and Alumina Adsorbents

This section covers amorphous silica and alumina surface hydroxyl chemistry and moisture affinity. It positions these materials for polar adsorbate and desiccant applications.

Lesson 2 • Surface Area and Pore Characterization Methods

This module teaches BET analysis, mercury porosimetry, and electron microscopy for adsorbent characterization. It connects measurement outputs to adsorption capacity predictions.

Lesson 3 • Metal-Organic Frameworks and Novel Materials

This section introduces MOFs, biochar, and polymeric resins as emerging high-surface-area adsorbents. It highlights tunability advantages over conventional materials.

Lesson 4 • Activated Carbon Adsorbents

This module examines the pore structure, surface chemistry, and production routes of activated carbon. It establishes activated carbon as the baseline reference material for comparisons.

Lesson 1 • Advanced Isotherm Models

This section covers the Temkin, Sips, and Dubinin-Radushkevich models for complex systems. It guides model selection based on system heterogeneity and energy distribution.

Lesson 2 • Freundlich and BET Isotherm Models

This section presents the empirical Freundlich and multilayer BET models for heterogeneous and high-coverage systems. It compares applicability ranges across adsorbent-adsorbate pairs.

Lesson 3 • Langmuir Isotherm Model

This section derives the Langmuir equation from monolayer, homogeneous surface assumptions. It teaches linearization and parameter extraction from experimental data.

Lesson 4 • Concept of Adsorption Equilibrium

This topic defines equilibrium as a dynamic balance between adsorption and desorption rates. It establishes the isotherm as the primary tool for equilibrium representation.

Lesson 1 • Mechanisms of Mass Transfer

This section identifies external film diffusion, macropore diffusion, and micropore diffusion as sequential resistances. It establishes the rate-limiting step concept for system design.

Lesson 2 • Intraparticle Diffusion Models

This section uses the Weber-Morris and Bangham models to diagnose diffusion-controlled uptake stages. It links multi-stage plots to sequential mass transfer mechanisms.

Lesson 3 • External Mass Transfer Coefficients

This section calculates film mass transfer coefficients using dimensionless correlations. It connects fluid velocity, particle size, and diffusivity to external resistance.

Lesson 4 • Pseudo-First and Second-Order Models

This section applies the Lagergren and Ho-McKay kinetic equations to batch adsorption data. It teaches parameter estimation and physical interpretation of rate constants.

Lesson 1 • Fixed-Bed Column Fundamentals

This section describes the mass transfer zone, adsorption front, and breakthrough concept in packed beds. It provides the conceptual foundation for all column design calculations.

Lesson 2 • Thomas and Bohart-Adams Models

This section fits the Thomas and Bohart-Adams equations to breakthrough data for capacity and rate prediction. It guides selection between models based on system assumptions.

Lesson 3 • Yoon-Nelson and BDST Models

This section applies the Yoon-Nelson and Bed Depth Service Time models for rapid column sizing. It enables service time prediction at varying bed depths and flow rates.

Lesson 4 • Breakthrough Curve Analysis

This section extracts column capacity, MTZ length, and bed utilization from experimental breakthrough curves. It connects curve shape to mass transfer efficiency.

Lesson 1 • Temperature Swing Adsorption (TSA)

This section covers heating-driven desorption cycles, energy requirements, and adsorbent thermal stability. It identifies TSA suitability for strongly adsorbed species.

Lesson 2 • Principles of Adsorbent Regeneration

This section explains how reversing equilibrium conditions drives desorption and restores active sites. It frames regeneration as the economic and operational core of cyclic adsorption.

Lesson 3 • Chemical and Solvent Regeneration

This section uses pH adjustment, competing solvents, or chemical elution to displace chemisorbed species. It addresses solvent recovery and waste minimization in liquid-phase systems.

Lesson 4 • Pressure Swing Adsorption (PSA)

This section describes rapid pressure cycling for gas-phase separations with low energy input. It analyzes PSA cycle configurations including the Skarstrom and vacuum swing variants.

Lesson 1 • Mathematical Modeling of Adsorption Systems

This section formulates mass balance, energy balance, and rate equations for packed-bed systems. It establishes the governing PDE framework used in simulation software.

Lesson 2 • Multi-Objective Process Optimization

This section balances competing objectives such as capacity, energy, and throughput using optimization algorithms. It introduces Pareto front analysis for trade-off visualization.

Lesson 3 • Process Simulation Software Tools

This section introduces commercial and open-source simulators for adsorption process modeling. It guides model setup, parameter input, and output interpretation.

Lesson 4 • Design of Experiments for Adsorption

This section uses factorial and response surface designs to efficiently map adsorption performance space. It reduces experimental burden while maximizing parameter coverage.

Lesson 1 • Water and Wastewater Treatment

This section examines activated carbon and ion-exchange systems for drinking water and effluent polishing. It links regulatory purity targets to column design parameters.

Lesson 2 • Food and Pharmaceutical Purification

This section covers chromatographic and adsorptive purification of sugars, amino acids, and APIs. It addresses hygiene standards and product quality requirements.

Lesson 3 • Air Separation and Gas Purification

This section analyzes PSA-based oxygen/nitrogen production and hydrogen purification systems. It connects adsorbent selection, cycle design, and purity targets to industrial specifications.

Lesson 4 • Carbon Capture and Gas Storage

This section evaluates solid sorbent-based CO2 capture and methane storage technologies. It connects material selection and cycle design to capture efficiency targets.