William O'Brien, Jr., PhD, receives the 2007 AIUM William J. Fry Memorial Lecture Award
...ion, including biological effects and quantitative acoustic imaging, for which he has published 318 papers and has recently received a National Institutes of Health MERIT (R37) award. Dr O'Brien is a fellow of the Institute of Electrical and Electronics Engineers (IEEE), the Acoustical Society of America, a...Low-pitch treatment alleviates ringing sound of tinnitus
...itory nerve, Zeng believes that a properly pitched acoustic sound will have the same effect on tinnitus for someone who does not use a hearing device. Dr. Hamid Djalilian, a UCI physician who treats hearing disorders, points out that a custom sound can be created for the patients, who then can download it int...Noise-immune stethoscope helps medics hear vital signs in loud environments
...enced at the front row of a rock concert. Current acoustic stethoscope technology picks up and amplifies vibr... tubing with electrical cables that do not pick up acoustic noise. The challenge to build a better stethoscope originated from the Army's Small Business Innova...Ultrasound mammography, volcano monitoring for aircraft safety
...those a human can produce. Using a combination of acoustic analysis and computer modeling, combined with dire...ch and his colleagues are gaining knowledge on the acoustic principles underlying such impressive vocalizations. However, he says, certain vocal adaptations re...Large subset of learning disabled children can be quickly identified by new diagnostic device
...lp and an earpiece that delivers carefully crafted acoustic sounds in one ear. As the child watches a movie, researchers measure the brain's responses to the acoustic sounds. Once identified as part of the subset of learning disabled children with sound encoding pr...Sensory feedback during speech: The brain attunes to more than just sound
...ring speech, but did not significantly disrupt the acoustic quality of the words being spoken. The researchers...ion. The findings support the idea that accurate acoustic quality is not the brain's only goal during the motor control of speech--precision in expected somat...Sound understanding of indoor acoustics could make hearing easier
...everyday use. This opens up the prospect of basing acoustic design on more realistic information about the way... adapt the way they process sound according to the acoustic environment they are in, providing a much better listening experience for hearing aid users than is ...News briefs from Heart Rhythm 2006
... first demonstration of a leadless pacemaker using acoustic energy in heart patients. Normally, an implanted cardiac device transmits electricity through a lead wire connected through the veins and into the heart. But investigators in Hong Kong have developed new pacemaker technology that paces the heart wit...What is the sound of one person talking? New speech collection tells all, syllable by syllable
...teners are faced with in terms of the physical and acoustic properties of speech. Eventually, the corpus will have a search function that will make it even more useful. "If a researcher wanted to look up all the uses or pronunciations of a certain word in the interviews, he or she could do that," Dilley said...Finding a better way to quiet noisy environments
...more. However, most commercial systems suffer from acoustic feedback because the anti-noise signal produced by...itting squeal or whistle. "Most people ignore this acoustic coupling but we took it into account and designed the feedforward noise cancellation knowing that th...Brain processing of speech sounds is different in some southern English speakers
... and unmerged-dialect groups processed the pin/pen acoustic stimuli differently at a conscious, decisional level that required explicit memory for the previously presented visual stimulus. "The unmerged-dialect group was able to act on discrepancies between the incongruent pin/pen templates and auditory words...JRRD special issue on hearing and hearing loss
...ribed in this article. The new instrument measures acoustic power flow in the ear canal and the proportion of ...iddle-ear evaluation cannot measure many important acoustic properties of the middle ear because of the complexity of these measurements. Prevention programs ...MRI pioneer wins national physics prize
...ed causes of and possible remedies for the intense acoustic noise produced by MRI systems, a problem noted at ...ent fields in order to reduce eddy-current-induced acoustic noise. Edelstein is a fellow of The American Physical Society, the Institute of Physics (UK), and a ...CryoSat environmental testing over preparations for shipment to launch site about to begin
...phase of the testing programme focused on rigorous acoustic tests, which subjected the satellite to the same l...e for commercial payloads. A few weeks before the acoustic tests were carried out CryoSat underwent thermal balance and vacuum testing. This part of the progra...Design of neonatal intensive care units critical to infant health
...enefits of sleep, but noise can be reduced through acoustic and configuration modifications to the facility and modifications in staff behavior through educational programs. However, some forms of noise, such as music, have been shown to be effective in reducing stress in infants by reducing cortisone levels ...