Results 241 to 250 of about 72,738 (296)

Observation of Localized Resonant Phonon Polaritons in Biaxial α-MoO<sub>3</sub> Nanoparticles. [PDF]

open access: yesAdv Sci (Weinh)
Beitner D   +7 more
europepmc   +1 more source

In Vivo Classification of Oral Lesions Using Electrical Impedance Spectroscopy. [PDF]

open access: yesIEEE Trans Biomed Eng
Lloyd SA   +7 more
europepmc   +1 more source

Six-port Complex Permittivity Measurements

2006 European Microwave Conference, 2006
This paper describes a new method of measuring the complex relative permittivity epsiv* of high-loss and low-loss materials up to the L-band in the microwave range, based on the six-port technique. The novel feature of this method is the determination of epsiv* directly from the intersection of three circles in the complex epsiv*-plane.
A.L. de Souza Rolim   +2 more
openaire   +1 more source

Complex permittivity measurements of two conifers

IGARSS'97. 1997 IEEE International Geoscience and Remote Sensing Symposium Proceedings. Remote Sensing - A Scientific Vision for Sustainable Development, 2002
Complex permittivity measurements in the frequency range 1-10 GHz of two conifers, a 5.0 m high Balsam fir and a 1.9 m high spruce, are presented. With the large amount of measurement data it is possible to establish representative average values for the various parts of the considered trees.
A. Franchois, R. Lang, Y. Pineiro
openaire   +1 more source

Waveguide Probes for Complex Permittivity Measurement

2008 14th Conference on Microwave Techniques, 2008
Paper deals with the complex permittivity measurement of biological tissues. Application of a waveguide probe for this measurement is shown. A non-destructive and non-invasive method based on reflection coefficient measurement attaching the material under test is used.
Radim Zajicek   +3 more
openaire   +1 more source

Complex permittivity measurements of chicken blood

Microwave and Optical Technology Letters, 2003
AbstractThe basic dielectric properties of biological materials are required for the development of next‐generation microwave‐based medical instrumentation. The purpose of this paper is to further the study of the properties of blood using several different commonly used measurement methods.
E. Kratzenberg, M. N. Afsar, Y. Wang
openaire   +1 more source

A modified calibration method for complex permittivity measurement

Review of Scientific Instruments, 2013
This work proposes a calibration method to determine the complex permittivity of materials based on the cavity-perturbation method. The method can characterize a sample with relative large in volume or high in dielectric constant, which significantly broadens the scope of the conventional perturbation method.
Hsein-Win, Chao, Tsun-Hsu, Chang
openaire   +2 more sources

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