Related Experiment Video
Updated: Sep 10, 2025
11:38
Combining Microfluidics and Microrheology to Determine Rheological Properties of Soft Matter during Repeated Phase Transitions
Published on: April 19, 2018
8.1K
Music as Fluidum: A Rheological Approach to the Materiality of Sound as Movement Through Time
1Musicology Research Group, Faculty of Arts, KU Leuven-University of Leuven, 3000 Leuven, Belgium.
Behavioral Sciences (Basel, Switzerland)
|August 28, 2025
Summary
Music can be understood as flowing sound energy, akin to a moving object. This rheological approach helps describe music's dynamic nature and our embodied engagement with it.
Area of Science:
- Musicology
- Cognitive Science
- Acoustics
Background:
- Music's ephemeral nature challenges traditional descriptions.
- Existing models struggle with the dynamic, transient qualities of sound.
- A new framework is needed to capture music's continuous transformation.
Purpose of the Study:
- To define music as flowing sound energy.
- To explore music through the lens of rheology and motion.
- To connect historical concepts with modern embodied and enactive cognition.
Main Methods:
- Conceptual analysis drawing on historical sources.
- Analogy of music as a virtual, motional object.
- Integration of rheological principles and cognitive science paradigms.
Main Results:
- Music can be conceptualized as a dynamic entity with a trajectory through time.
- Sound's materiality and continuous modification are key.
- The relationship between sound, motion, and embodied musical experience is highlighted.
Conclusions:
- A rheological perspective offers a robust framework for understanding music.
- Embodied and enactive cognition provide valuable insights into musical engagement.
- This approach bridges historical acoustic theories with contemporary cognitive science.
Related Concept Videos
01:17Sound as Pressure Waves
2.5K
Sound waves, which are longitudinal waves, can be modeled as the displacement amplitude varying as a function of the spatial and temporal coordinates. As a column of the medium is displaced, its successive columns are also displaced. As the successive displacements differ relatively, a pressure difference with the surrounding pressure is created. The gauge pressure varies across the medium.
The pressure fluctuation depends on the difference in displacements between the successive points in the...
The pressure fluctuation depends on the difference in displacements between the successive points in the...
2.5K
01:01Perception of Sound Waves
4.6K
The human ear is not equally sensitive to all frequencies in the audible range. It may perceive sound waves with the same pressure but different frequencies as having different loudness. Moreover, the perception of sound waves depends on the health of an individual's ears, which decays with age. The health of one's ears may also be affected by regular exposure to loud noises.
The pitch of a sound depends on the frequency and the pressure amplitude of the source. Two sounds of the same...
The pitch of a sound depends on the frequency and the pressure amplitude of the source. Two sounds of the same...
4.6K
01:01Sound Waves
9.4K
Sound waves can be thought of as fluctuations in the pressure of a medium through which they propagate. Since the pressure also makes the medium's particles vibrate along its direction of motion, the waves can be modeled as the displacement of the medium's particles from their mean position.
Sound waves are longitudinal in most fluids because fluids cannot sustain any lateral pressure. In solids, however, shear forces help in propagating the disturbance in the lateral direction as well....
Sound waves are longitudinal in most fluids because fluids cannot sustain any lateral pressure. In solids, however, shear forces help in propagating the disturbance in the lateral direction as well....
9.4K
01:14Sound Waves: Resonance
2.7K
Resonance is produced depending on the boundary conditions imposed on a wave. Resonance can be produced in a string under tension with symmetrical boundary conditions (i.e., has a node at each end). A node is defined as a fixed point where the string does not move. The symmetrical boundary conditions result in some frequencies resonating and producing standing waves, while other frequencies interfere destructively. Sound waves can resonate in a hollow tube, and the frequencies of the sound...
2.7K
01:09Deriving the Speed of Sound in a Liquid
589
As with waves on a string, the speed of sound or a mechanical wave in a fluid depends on the fluid's elastic modulus and inertia. The two relevant physical quantities are the bulk modulus and the density of the material. Indeed, it turns out that the relationship between speed and the bulk modulus and density in fluids is the same as that between the speed and the Young's modulus and density in solids.
The speed of sound in fluids can be derived by considering a mechanical wave...
The speed of sound in fluids can be derived by considering a mechanical wave...
589
00:53Sound Waves: Interference
3.9K
Sound waves can be modeled either as longitudinal waves, wherein the molecules of the medium oscillate around an equilibrium position, or as pressure waves. When two identical waves from the same source superimpose on each other, the combination of two crests or two troughs results in amplitude reinforcement known as constructive interference. If two identical waves, that are initially in phase, become out of phase because of different path lengths, the combination of crests with troughs...
3.9K