Results 31 to 40 of about 766,127 (241)

Structural relaxation in the hydrogen-bonding liquids N-methylacetamide and water studied by optical Kerr-effect spectroscopy

open access: yes, 2008
Structural relaxation in the peptide model N-methylacetamide (NMA) is studied experimentally by ultrafast optical Kerr-effect spectroscopy over the normal-liquid temperature range and compared to the relaxation measured in water at room temperature.
Berne B. J.   +3 more
core   +1 more source

Dual-Peak Dispersion and Attenuation of Compressional Waves from Coupled Thermo-Viscoelastic Mechanisms [PDF]

open access: yesLithosphere
Lord–Shulman (LS) thermoelasticity theory is integrated with the Kelvin–Voigt (KV) viscoelastic model to develop a coupled thermo-viscoelasticity formulation predicting two compressional waves, an elastic wave (E-wave), a thermal wave (T-wave), and a ...
Zhiwei Wang   +2 more
doaj   +1 more source

Phantom of Muscular Tissue Based on Agar [PDF]

open access: yes, 2020
Cílem této diplomové práce je návrh a ověření fantomu na bázi agaru, který imituje vlastnosti svalové tkáně v mikrovlnném frekvenčním pásmu do 3 GHz.
Michaela Kantová
core  

All-Ukrainian project “Cloud services in education” as a factor of development of cloud-oriented educational environments in general educational institutions

open access: yesCTE Workshop Proceedings, 2015
Purpose is to develop, study and experimental verification of the model cloud oriented learning environment of an educational institution (COLE CEI).
S. H. Lytvynova
doaj   +1 more source

Low-Dimensional Stochastic Modeling of the Electrical Properties of Biological Tissues

open access: yes, 2017
Uncertainty quantification plays an important role in biomedical engineering as measurement data is often unavailable and literature data shows a wide variability.
Römer, Ulrich   +3 more
core   +1 more source

Rigorous time domain responses of polarizable media

open access: yesAnnals of Geophysics, 1997
The scope of this note is to study a model of induced polarization which fits the usually accepted frequency dependent formula of Cole and Cole, but is more general and allows the time domain observations to retrieve the parameters describing the induced
M. Caputo
doaj   +1 more source

Feasibility of Sectional Bioelectrical Impedance Spectrum Evaluating Joint Effusion in Rat

open access: yesIEEE Access, 2020
Background: Joint effusion is a significant cause of disability worldwide. Practical assessment and diagnosis can avoid the secondary damage caused by the effusion. Nowadays, bioimpedance spectroscopy (BIS) is an emerging tool to differentiate biological
Jia Chen, Li Ke, Qiang Du, Zhe Long
doaj   +1 more source

A novel interdigitated capacitor based biosensor for detection of cardiovascular risk marker [PDF]

open access: yes, 2009
C-reactive protein (CRP) is a potential biomarker whose elevated levels in humans determine cardiovascular disease risk and inflammation. In this study, we have developed a novel capacitive biosensor for detection of CRP-antigen using capacitor with ...
Davidson, Jimmy L.   +3 more
core   +1 more source

Monitoring thoracic fluid content using bioelectrical impedance spectroscopy and Cole modeling

open access: yesJournal of Electrical Bioimpedance, 2017
Heart failure is a chronic disease marked by frequent hospitalizations due to pulmonary fluid congestion. Monitoring the thoracic fluid status may favor the detection of fluid congestion in an early stage and enable targeted preventive measures ...
Dovancescu Silviu   +5 more
doaj   +1 more source

3D Numerical Modeling of Induced-Polarization Grounded Electrical-Source Airborne Transient Electromagnetic Response Based on the Fictitious Wave Field Methods

open access: yesApplied Sciences, 2020
The grounded electrical-source airborne transient electromagnetic (GREATEM) system is widely used in mineral exploration. Meanwhile, the induced polarization (IP) effect, which indicates the polarizability of the earth, is often found. In this paper, the
Yanju Ji   +4 more
doaj   +1 more source

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