Download Bioengineering and Biophysical Aspects of Electromagnetic by Ben Greenebaum, Frank S. Barnes PDF

By Ben Greenebaum, Frank S. Barnes

Bioengineering and Biophysical elements of Electromagnetic Fields basically comprises discussions at the physics, engineering, and chemical elements of electromagnetic (EM) fields at either the molecular point and bigger scales, and investigates their interactions with organic platforms.

The first quantity of the bestselling and newly up to date instruction manual of organic results of Electromagnetic Fields, 3rd version, this ebook provides fabric describing contemporary theoretical advancements, in addition to new information on fabric houses and interactions with vulnerable and powerful static magnetic fields. Newly separated and elevated chapters describe the exterior and inner electromagnetic environments of organisms and up to date advancements within the use of RF fields for imaging.

Bioengineering and Biophysical points of Electromagnetic Fields presents an obtainable evaluate of the present realizing at the medical underpinnings of those interactions, in addition to a partial advent to experiments at the interactions themselves.

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Extra info for Bioengineering and Biophysical Aspects of Electromagnetic Fields

Example text

These fields are much weaker, usually by many ß 2006 by Taylor & Francis Group, LLC. 1 Power density from natural sources as a function of frequency. (Data from Smith, E. Proceedings of the IEEE Symposium on Electromagnetic Compatibility. Institute of Electrical and Electronic Engineering, Piscataway, NJ, 1982. S. Health Phys. 56, 759–766, 1989. 1 and subsequent tables and figures in this chapter). 1 DC Fields Although alternate current (AC) power transmission is facilitated by the availability of transformers to change voltages, DC is also useful, especially since high-power, highefficiency solid-state electronic devices have become available.

Models of engines had the higher values. The mean average values for a full workday ranged from 2 to 15 mT. The main input power frequency is 16 23 Hz, and this frequency was dominant at idle, but at full power, harmonics up to 150 Hz existed. 8 mT. , and they found static magnetic flux densities up to several microtesla. The alternating field was also substantial in some locations and reached up to 15 mT at floor level. However, none of the whole-body alternating magnetic flux densities approached the National Radiological Protection Board (NRPB) investigation levels.

Models of engines had the higher values. The mean average values for a full workday ranged from 2 to 15 mT. The main input power frequency is 16 23 Hz, and this frequency was dominant at idle, but at full power, harmonics up to 150 Hz existed. 8 mT. , and they found static magnetic flux densities up to several microtesla. The alternating field was also substantial in some locations and reached up to 15 mT at floor level. However, none of the whole-body alternating magnetic flux densities approached the National Radiological Protection Board (NRPB) investigation levels.

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