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Concept

Acoustics

Related lectures (32)

Electroacoustics: Notions of Acoustics

Covers fundamental concepts of electroacoustics, including frequency response, sensitivity, efficiency, power, and directivity.

Introduction to Acoustics

Covers the science of sound, wave propagation, acoustic properties, and sound wave characteristics.

Acoustic Simulation: Pulsating Sphere

Covers the simulation of acoustic waves in fluids using the Pressure Acoustics, Frequency Domain interface in COMSOL Multiphysics.

Road Noise: Source-side Measures

Covers the analysis of road noise reduction measures at the source, focusing on different road coverings and speed reduction impact.

Frequency Domain Study: Acoustic Response Analysis

Explores the Frequency Domain study in COMSOL for analyzing acoustic responses to harmonic excitation in various fields.

Uniform Linear Antenna: COMSOL Example

Explores simulating a uniform linear antenna using COMSOL Multiphysics for analyzing pressure variation in acoustic waves and studying linear models under harmonic excitation.

Perception of Sound and Room Acoustics: Electroacoustics and Audio Engineering

Explores sound perception, room acoustics, and electroacoustics, covering physical principles and practical applications.

Sound Field Reconstruction at Low Frequencies

Explores sound field reconstruction at low frequencies in rooms, emphasizing room modes, modal decomposition, and numerical validation.

Sound Radiation: The Doublet

Explores the theory of sound radiation from a doublet, analyzing directivity and wave interactions.

Radiation Impedance in Acoustic Systems

Explores the calculation of radiation impedance in acoustic systems using COMSOL Multiphysics.

Acoustic Antenna: Linear Arrays and Directivity Analysis

Explores linear antennas, arrays, directivity theory, and beamforming applications in acoustics.

Electroacoustique: Field Sizes and Power Magnitudes

Covers field sizes, power magnitudes, and sound pressure levels in electroacoustics.

Electroacoustic Absorbers: Introduction

Introduces electroacoustic absorbers for room modal equalization, focusing on improving the listening experience at low frequencies.

Monopole: Acoustic Pressure Simulation in COMSOL Multiphysics

Explains the simulation of acoustic pressure around a monopole using COMSOL Multiphysics.

Room Acoustics Quality Criteria

Explores the impact of reflections on sound localization and the annoyance caused by echoes in room acoustics.

Room Modes Equalization with Electroacoustic Absorbers: Frequency Response

Analyzes the frequency response of a room with electroacoustic absorbers.

Reverberation Time Measurements

Discusses pink noise, microphones, Schroeder method, and absorption factors in room acoustics.

Geometrical Acoustics: Simulation and Criteria

Explores applications and criteria of geometrical acoustics in audio engineering.

Effects of Reflections: Impulse Response and Reflectogram

Explores the impact of reflections on sound and how to measure them.

Acoustic Manipulation: Holographic Micro-Tweezers to Quantum Analogues

Explores advancements in acoustic manipulation technology, focusing on the transition from optical tweezers to acoustical tweezers and their potential in life sciences.