Attenuation Coefficient

The fraction of beam intensity being lost per unit length of the transmitting material in a chosen x direction.(Dr. Joseph A. Thie)
National Institutes of Health

Papers overview

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2015
2015
The reconstruction of PET brain data in a PET/MR hybrid scanner is challenging in the absence of transmission sources, where MR… (More)
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2011
2011
For medical applications of ultrasound inside the brain, it is necessary to understand the relationship between the apparent… (More)
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2009
2009
This paper simultaneously investigated the transient characteristics of integrated backscatter (IBS), attenuation coefficient and… (More)
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2001
2001
The linear and mass attenuation coefficients of different types of soil, sand, building materials and heavy beach mineral samples… (More)
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2001
2001
  • Keith A. Wear
  • IEEE Transactions on Ultrasonics, Ferroelectrics…
  • 2001
Ultrasonic attenuation has been demonstrated to be a useful measurement in the diagnosis of osteoporosis. Most studies have… (More)
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1999
1999
The relationships between the numerical values and spectral distributions of the downward irradiance attenuation coefficient, Kd… (More)
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1999
1999
In vivo ultrasonic characterization of the skin was performed at 40 MHz by estimating the slope of the attenuation coefficient in… (More)
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1993
1993
Methods for quantitative imaging of ultrasound propagation properties were applied to the examination of the acoustic appearance… (More)
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Highly Cited
1990
Highly Cited
1990
In previous work, we demonstrated that accurate backscatter coefficient measurements are obtained with a data reduction method… (More)
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1985
1985
The acoustic attenuation coefficient of most soft biological tissues has an approximately linear-with-frequency attenuation… (More)
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