Related Experiment Video
Updated: Oct 11, 2025
09:09
Foreign Accent and Forensic Speaker Identification in Voice Lineups: The Influence of Acoustic Features Based on Prosody
Published on: September 27, 2024
582
More than just methods: Data and insights guide vowel acoustics research
Cynthia G Clopper1, Elizabeth A Mccullough2
1Department of Linguistics, Ohio State University, 1712 Neil Ave, Columbus, Ohio 43210 USA.
The Journal of the Acoustical Society of America
|December 2, 2021
Summary
This series revisits impactful historical acoustics research from The Journal of the Acoustical Society of America. It highlights key contributions to the science and practice of acoustics.
Area of Science:
- Acoustics
- Sound Science
- Vibrational Physics
Background:
- The Journal of the Acoustical Society of America (JASA) has a long history of publishing significant research.
- Understanding the historical trajectory of acoustics is crucial for current scientific advancement.
Purpose of the Study:
- To curate and analyze seminal articles from JASA's archives.
- To assess the lasting impact of these articles on the field of acoustics.
Main Methods:
- Literature review of historical JASA publications.
- Bibliometric analysis to identify highly cited and influential papers.
- Expert commentary on the significance of selected articles.
Main Results:
- Identification of key research papers that have shaped acoustic theory and application.
- Demonstration of the evolution of acoustic science and practice over time.
- Highlighting foundational studies in areas such as architectural acoustics, underwater acoustics, and bioacoustics.
Conclusions:
- Historical research in acoustics continues to inform contemporary studies.
- JASA has been a pivotal platform for disseminating groundbreaking acoustic discoveries.
- A retrospective analysis provides valuable context for the future of acoustics research.
Related Concept Videos
01:12Double Resonance Techniques: Overview
346
Double resonance techniques in Nuclear Magnetic Resonance (NMR) spectroscopy involve the simultaneous application of two different frequencies or radiofrequency pulses to manipulate and observe two distinct nuclear spins. One important application of double resonance is spin decoupling, which selectively suppresses coupling with one type of nucleus while observing the NMR signal from another nucleus, simplifying the spectrum and enhancing resolution.
Spin decoupling is usually achieved by...
Spin decoupling is usually achieved by...
346
01:17Auditory Perception
655
The auditory system is essential for sound perception, utilizing various critical structures. When sound waves enter the outer ear, they travel through the ear canal and cause the eardrum to vibrate. These vibrations are then transmitted to the middle ear, where three tiny bones – the malleus, incus, and stapes – amplify the sound. This amplification is crucial, as it ensures that the sound vibrations are strong enough to be conveyed to the inner ear. These vibrations then reach the...
655
01:01Perception of Sound Waves
4.8K
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...
4.8K
01:21Perceiving Loudness, Pitch, and Location
517
The human brain perceives pitch through two primary mechanisms reflected in place theory and frequency theory. Each mechanism describes how sound waves are interpreted as specific pitches by the brain, offering insights into the intricate processes of auditory perception.
Place theory, or place coding, suggests that different pitches are heard because various sound waves activate specific locations along the cochlea's basilar membrane. The brain determines the pitch of a sound by...
Place theory, or place coding, suggests that different pitches are heard because various sound waves activate specific locations along the cochlea's basilar membrane. The brain determines the pitch of a sound by...
517
01:14Sound Waves: Resonance
2.8K
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...
2.8K
01:21Larynx
2.4K
The human larynx, often referred to as the voice box, is an intricate organ located in the neck. It serves as a pathway for air to enter the lungs during respiration and is an essential component of voice production.
Anatomy of the Larynx
The larynx consists of various components, including cartilage, muscles, and vocal cords. Its structure includes three large unpaired cartilages—the thyroid, cricoid, and epiglottis—and three smaller paired cartilages—the arytenoids,...
Anatomy of the Larynx
The larynx consists of various components, including cartilage, muscles, and vocal cords. Its structure includes three large unpaired cartilages—the thyroid, cricoid, and epiglottis—and three smaller paired cartilages—the arytenoids,...
2.4K