Diffusion Coefficient Calculator (Stokes-Einstein Equation)

Diffusion Coefficient Calculator (Stokes-Einstein Equation) CalculatorScale.com

Instant Real-time Calculation

Temperature (Kelvin)

Dynamic Viscosity (η in mPa·s or cP; Water = 0.89 mPa·s at 25°C)

Particle Hydrodynamic Radius (r in nm)

Result Chemistry

Diffusion Coefficient (D)

-- × 10⁻⁹ m²/s

Export calculation:

Calculation Logic:

Calculates thermal Brownian motion diffusion rates of molecules through viscous fluids using the Stokes-Einstein relation.