Journal ArticleDOI
Near Field Microwave Radiometric Weighting Functions for Multilayered Materials
TLDR
In this paper, a modal method is used for the determination of the near field weighting functions related to the power transmitted from a rectangular waveguide aperture towards a lossy material and, by reciprocit...Abstract:
A modal method is used for the determination of the near field weighting functions related to the power transmitted from a rectangular waveguide aperture towards a lossy material and, by reciprocit...read more
Citations
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Journal ArticleDOI
Modelling the interaction of electromagnetic fields (10 MHz–10 GHz) with the human body: methods and applications
TL;DR: In this paper, the authors provide a review of safety and medical-related applications where modeling has contributed significantly to development and understanding of the techniques involved in the techniques used in the areas of mobile communications, magnetic resonance imaging, hyperthermal therapy and microwave radiometry.
Journal ArticleDOI
Non-invasive microwave radiometry thermometry
TL;DR: The basic principles, measurement methods and limitations of near-field microwave radiometry and radiometric imaging are described and the results of clinical studies are reviewed, and it reviews recent progress.
Journal ArticleDOI
Multifrequency radiometric determination of temperature profiles in a lossy homogeneous phantom using a dual-mode antenna with integral water bolus
Svein Jacobsen,Paul R. Stauffer +1 more
TL;DR: This effort describes the design and performance of a new microstrip applicator intended for homogeneous heating of superficial tissue while at the same time monitoring temperature of the underlying tissue by noninvasive radiometric sensing of black-body radiation from the heated volume.
Journal ArticleDOI
Microwave radiometric imaging (MWI) for the characterisation of breast tumours
TL;DR: A new prototype of microwave radiometric imaging devoted to the measurement of the temperature inside a dissipative media and an inversion process based on a regularisation method in the spatial frequency domain associated with a Deriche filter for threshold extraction are developed.
Journal ArticleDOI
Sensing Depth of Microwave Radiation for Internal Body Temperature Measurement
TL;DR: In this paper, a spectral-domain analysis for layered lossy dielectrics with a dipole at the interface between two of the layers is presented, and a new type of multifrequency probe was designed for 1.4, 2.7, and 4.9 GHz operation, and the predicted impedance validated experimentally.
References
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Journal ArticleDOI
Electromagnetic Fields and Relative Heating Patterns Due to a Rectangular Aperture Source in Direct Contact with Bilayered Biological Tissue
TL;DR: In this article, the authors derived and evaluated expressions for the electromagnetic fields and associated relative heating patterns in two-Iayered biological tissue media exposed to a direct-contact rectangular aperture source.
Journal ArticleDOI
Microwave radiometry: its importance to the detection of cancer
TL;DR: The author discusses developments in the medical uses of microwave radiometry, particularly in relation to the early detection of cancer, as well as the significance of and progress in related antenna technology.
Journal ArticleDOI
Microwave radiometric imaging at 3 GHz for the exploration of breast tumors
TL;DR: A process of microwave radiometric imaging at 3 GHz permits the mapping of radiometric intensities on a square area about half a decimeter on a side, and data, translated in terms of a colored image, point out the existence of lateral temperature gradients in tissues.
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Detection of breast cancer by microwave radiometry
TL;DR: In this paper, a microwave radiometer at 3.3 GHz was used to map thermal radiation from the human body to detect breast cancer using a dielectric-filled waveguide antenna and a point-by-point mapping technique.
Journal ArticleDOI
Analysis of the power coupling from a waveguide hyperthermia applicator into a three-layered tissue model
TL;DR: In this paper, the power deposition from a rectangular-aperture flanged waveguide into a three-layered stratified tissue medium is analyzed theoretically, and the fields inside the tissue layers are expressed in terms of Fourier integrals satisfying the corresponding wave equations.