NPTEL : NOC:Acoustic Metamaterials (Mechanical Engineering)

Co-ordinators : Prof. Sneha Singh


Lecture 1 - Introduction

Lecture 2 - Sound Wave Propagation in Fluid - I

Lecture 3 - Sound Wave Propagation in Fluid - II

Lecture 4 - Sound Wave Propagation in Fluid - III

Lecture 5 - Sound Propagation at Medium Boundaries - I

Lecture 6 - Sound Propagation at Medium Boundaries - II

Lecture 7 - Standing Waves and Modes

Lecture 8 - Sound Signal Analysis - I

Lecture 9 - Sound Signal Analysis - II

Lecture 10 - Principles of Noise Control

Lecture 11 - Acoustic Materials

Lecture 12 - Enclosures

Lecture 13 - Barriers

Lecture 14 - Enclosures and Barriers - Tutorial

Lecture 15 - Sound Absorbing Materials

Lecture 16 - Porous-Fibrous Sound Absorbers

Lecture 17 - Panel Sound Absorbers

Lecture 18 - Helmholtz Resonators

Lecture 19 - Tutorial on Sound Absorbers

Lecture 20 - Perforated Panel Absorbers

Lecture 21 - Microperforated Panel Absorbers - 1

Lecture 22 - Microperforated Panel Absorbers - 2

Lecture 23 - Microperforated Panel Absorbers - 3

Lecture 24 - Introduction to Acoustic Metamaterials - 1

Lecture 25 - Introduction to Acoustic Metamaterials - 2

Lecture 26 - History of Acoustic Metamaterials

Lecture 27 - Applications of Acoustic Metamaterials

Lecture 28 - Membrane Type Acoustic Metamaterials - 1

Lecture 29 - Membrane Type Acoustic Metamaterials - 2

Lecture 30 - Membrane Type Acoustic Metamaterials - 3

Lecture 31 - Membrane Type Acoustic Metamaterials - 4

Lecture 32 - Advantages and Applications of Membrane Type AMM

Lecture 33 - Tutorial on Membrane Type AMM

Lecture 34 - Introduction to Sonic Crystals

Lecture 35 - Fundamentals of Crystals

Lecture 36 - Principle of Working of Sonic Crystals - 1

Lecture 37 - Principle of Working of Sonic Crystals - 2

Lecture 38 - Tutorial on Sonic Crystals

Lecture 39 - More on Sonic Crystals and Conclusions