NPTEL : NOC:Interfacial Fluid Mechanics (Mechanical Engineering)

Co-ordinators : Prof. Harish N Dixit


Lecture 1 - Non-dimensional numbers in interfacial flows

Lecture 2 - Integral form of governing equations

Lecture 3 - Boundary (Jump) conditions at a fluid-fluid interface (no surface tension)

Lecture 4 - On surface tension and interfacial energy

Lecture 5 - Introduction to surface tension effects

Lecture 6 - Boundary (Jump) conditions at a fluid-fluid interface (with surface tension) - Part 1

Lecture 7 - Boundary (Jump) conditions at a fluid-fluid interface (with surface tension) - Part 2

Lecture 8 - Summary of equations

Lecture 9 - Capillary statics shape of meniscus - Part 1

Lecture 10 - Capillary statics shape of meniscus - Part 2

Lecture 11 - Shape of static meniscus-Energy minimisation - Part 1

Lecture 12 - Calculus of variations (a primer): Euler-Lagrange equations

Lecture 13 - Shape of static meniscus-Energy minimisation - Part 2

Lecture 14 - Method of Lagrange multipliers

Lecture 15 - On wetting and shape of a drop

Lecture 16 - The Young's Equation: Partial wetting

Lecture 17 - Variational approach to the Young-Laplace equation - Part 1

Lecture 18 - Variational approach to the Young-Laplace equation - Part 2

Lecture 19 - Shape of a puddle - large/heavy drops

Lecture 20 - Wetting on rough and textured surface - Part 1

Lecture 21 - Wetting on rough and textured surface - Part 2

Lecture 22 - Wetting on rough and textured surface - Part 3

Lecture 23 - Law of capillary rise

Lecture 24 - Dynamics of capillary rise

Lecture 25 - Dynamics of capillary rise: Analysis of regimes

Lecture 26 - Forced wetting and coating flows

Lecture 27 - More on coating and Landau-Levich equation

Lecture 28 - Lubrication approximation and thin films

Lecture 29 - Free surface flows and interface conditions

Lecture 30 - Uniform flow down an incline

Lecture 31 - Shape of a falling jet

Lecture 32 - A quick tour of stability analysis

Lecture 33 - Rayleigh-Plateau instability - Part 1

Lecture 34 - Rayleigh-Plateau instability - Part 2

Lecture 35 - Rayleigh-Plateau instability - Part 3

Lecture 36 - Rupture of thin films - Part 1

Lecture 37 - Rupture of thin films - Part 2

Lecture 38 - Rupture of thin films - Effect of van der Waals force

Lecture 39 - Rupture of thin films - Part 3

Lecture 40 - Rupture of thin films - Part 4

Lecture 41 - Benard-Marangoni Instability - Part 1

Lecture 42 - Benard-Marangoni Instability - Part 2

Lecture 43 - Benard-Marangoni Instability - Part 3

Lecture 44 - Benard-Marangoni Instability - Part 4

Lecture 45 - Kelvin helmholtz instability - Part 1

Lecture 46 - Kelvin helmholtz instability - Part 2

Lecture 47 - Kelvin helmholtz instability - Part 3

Lecture 48 - Kelvin helmholtz instability - Part 4

Lecture 49 - Contact angle hysterisis

Lecture 50 - Thin film down an incline-a contact line problem - Part 1

Lecture 51 - Thin film down an incline-a contact line problem - Part 2

Lecture 52 - Local flow near a moving contact line

Lecture 53 - Modelling of moving contact line