Introduction to Ion Concentration Polarization and Electrochemical Transport

Understanding how ions move and accumulate near selective membranes is essential for mastering modern electrochemical systems, water purification, and energy storage devices. This text-based course guides you through the fundamental transport equations and physical phenomena that govern ion concentration polarization. You will learn to analyze boundary layers, predict system limits, and apply these concepts to practical engineering scenarios. What you'll learn: Understand the core principles of electrochemical transport and ion migration; Analyze concentration polarization and its impact on membrane systems; Calculate diffusion boundary layer thickness and concentration profiles; Explore the transition to overlimiting currents and electro-osmotic flow; Apply transport equations to modern desalination and energy storage models. This course begins with a thorough introduction to essential electrochemical terminology and transport equations before moving into detailed analyses of polarization phenomena and practical engineering applications. This course is designed for engineering students, researchers, and professionals who want a clear, foundational understanding of electrochemical transport without any prior advanced fluid dynamics experience. Begin reading today to build a strong foundation in electrochemical engineering.