"Acoustics is a branch of physics that deals with the study of mechanical waves in gases, liquids, and solids including topics such as vibration, sound, ultrasound and infrasound."
Studies the fundamental properties of sound waves and their interaction with matter.
Sound waves and their properties: Understanding properties like wavelength, frequency, amplitude, phase, velocity, and propagation of sound waves is essential to understanding physical acoustics.
Acoustic waves in different media: The study of acoustic waves in different media like gases, liquids, and solids is crucial to understanding the effect of different materials on the propagation of sound.
Attenuation and dispersion of sound waves: The study of attenuation and dispersion of sound waves is necessary to understand the effects of factors like absorption, scattering, and diffraction that cause changes in the amplitude and phase of sound waves as they propagate.
Reflection, refraction, and diffraction of sound waves: Understanding the principles of reflection, refraction, and diffraction of sound waves is critical to understand the behavior of sound waves when they encounter different surfaces and obstacles.
Standing waves and resonance: The study of standing waves and resonance is essential for understanding the behavior of sound waves in enclosed spaces and systems like musical instruments, acoustic resonators, and pipes.
Sound production and sources: Understanding the physical principles of sound generation by different sources like speakers, microphones, and musical instruments is necessary for designing and optimizing sound systems.
Sound measurement and instrumentation: The study of sound measurement and instrumentation is necessary to understand the equipment used to capture and analyze sound waves, such as sound level meters, analyzers, and oscilloscopes.
Acoustic modeling and simulation: Modeling and simulating acoustic systems using mathematical models is essential for predicting the behavior of sound waves in real-world situations and designing acoustic devices and systems.
Noise control and reduction: Understanding the principles of noise control and reduction is essential for designing systems that mitigate noise pollution and improve sound quality in industrial, automotive, and architectural applications.
Human perception of sound: Understanding the perceptual aspects of sound is crucial for designing systems that produce sounds that are pleasant, comfortable, and safe for humans, like loudspeakers or hearing aids.
Ultrasonics: This is a branch of acoustics that involves the study of sound waves with frequencies higher than the range of human hearing.
Elastic Waves: Elastic waves refer to any mechanical waves that propagate through a solid, liquid, or gas. Examples include sound waves in air, seismic waves in the Earth's interior, and surface waves in oceans.
Nonlinear Acoustics: This branch of acoustics studies the behavior of sound waves in nonlinear media. Nonlinearity can be caused by the interaction between different types of waves, such as the interaction between sound waves and shock waves.
Phononics: Phononics deals with the study of phonons, which are the quanta of lattice vibrations in solids.
Acoustic Metamaterials: These are artificially engineered materials that are designed to control the propagation of sound waves. They can have properties such as negative refraction, which allows for the creation of acoustic lenses.
Seismology: Seismology is the study of seismic waves, which are caused by earthquakes, volcanic eruptions, and other geological events.
Atmospheric Acoustics: This field studies the propagation of sound waves through the Earth's atmosphere, including the effects of temperature, humidity, and other atmospheric conditions.
Ballistics: Ballistics is the study of how projectiles travel through the air and the sound waves that they generate.
Underwater Acoustics: This field studies the propagation of sound waves through water, including the effects of temperature, pressure, and turbulence.
Medical Acoustics: Medical acoustics deals with the use of sound waves for medical diagnosis and treatment, including ultrasound imaging, shock wave lithotripsy, and high-intensity focused ultrasound therapy.
"A scientist who works in the field of acoustics is an acoustician."
"...vibration, sound, ultrasound and infrasound."
"Someone working in the field of acoustics technology may be called an acoustical engineer."
"The application of acoustics is present in almost all aspects of modern society with the most obvious being the audio and noise control industries."
"Hearing is one of the most crucial means of survival in the animal world."
"Speech is one of the most distinctive characteristics of human development and culture."
"The science of acoustics spreads across many facets of human society—music, medicine, architecture, industrial production, warfare and more."
"Animal species such as songbirds and frogs use sound and hearing as a key element of mating rituals or for marking territories."
"Art, craft, science, and technology have provoked one another to advance the whole, as in many other fields of knowledge."
"Robert Bruce Lindsay's 'Wheel of Acoustics' is a well accepted overview of the various fields in acoustics."
"The study of acoustics is concerned with mechanical waves in gases, liquids, and solids."
"The science of acoustics spreads across many facets of human society—music, medicine, architecture, industrial production, warfare and more."
"The science of acoustics spreads across many facets of human society—music, medicine, architecture, industrial production, warfare and more."
"Animal species such as songbirds and frogs use sound and hearing as a key element of mating rituals or for marking territories."
"The application of acoustics is present in almost all aspects of modern society..."
"Hearing is one of the most crucial means of survival in the animal world."
"Acoustics is a branch of physics that deals with the study of... sound, ultrasound and infrasound."
"The science of acoustics spreads across many facets of human society—music, medicine, architecture, industrial production, warfare and more."
"Speech is one of the most distinctive characteristics of human development and culture."