Public exposure to ultrasound and very high-frequency sound in air
نویسندگان
چکیده
منابع مشابه
Public Exposure to Very High Frequency Sound and Ultrasound: Do We Know the Risks?
Literature has linked very high and ultrasonic frequency sound in air to tinnitus and other “subjective” effects, including headache and nausea, for over 40 years. Very little attention has been paid to the subject in the last 30 years, however the use of these frequencies is rapidly becoming more common, and increasing numbers of adults and children are exposed to these frequencies daily, ofte...
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The Madrid–Barcelona air route constitutes one of the main aerial routes in the European corridor in terms of traffic demand (4.2 million passengers in 2003). To deal with such a high demand, three airline companies (Iberia, Air Europa, and Span Air) globally offer more than 60 flights per day either way. Currently, the construction of a high-speed railway line between the two cities is under w...
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PURPOSE To compare the precision of anterior chamber angle (ACA) and anterior chamber depth (ACD) measurements taken with ultrasound biomicroscopy (UBM) and the Artemis-2 Very High Frequency Ultrasound Scanner (VHFUS) in normal subjects. DESIGN Prospective study. METHODS We randomly selected one eye from each of 59 normal subjects in this study. Two subjects dropped out of the study; the as...
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A flexible test system is described that has the capability to characterize very high frequency ultrasound transducer arrays up to 128 elements. The system has the capability of testing single element transducers as well as groups of array elements. The R.F. front end electronics consists of pulser circuit, preamp and time gain compensation circuit. The pulser circuit is a high voltage, high sp...
متن کاملInvestigating the effect of personality traits on sensitivity, annoyance and loudness perception due to exposure to high frequency noise
Introduction: Although noise characteristics such as intensity and frequency are the main cause of detrimental effects, it is important to pay attention to the personality traits of individuals as the host of adverse health effects. The aim of this study was to investigate the effect of personality traits on sensitivity, annoyance and loudness perception due to exposure to high frequency sound....
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ژورنال
عنوان ژورنال: The Journal of the Acoustical Society of America
سال: 2018
ISSN: 0001-4966
DOI: 10.1121/1.5063817