Results 51 to 60 of about 9,268,617 (348)

Microspectroscopy and Imaging in the THz Range Using Coherent CW Radiation [PDF]

open access: yes, 2002
A novel THz near-field spectrometer is presented which allows to perform biological and medical studies with high spectral resolution combined with a spatial resolution down to l/100.
B Gompf   +5 more
core   +3 more sources

Classical and all-floating FETI methods for the simulation of arterial tissues

open access: yes, 2014
High-resolution and anatomically realistic computer models of biological soft tissues play a significant role in the understanding of the function of cardiovascular components in health and disease.
Augustin, Christoph M.   +2 more
core   +1 more source

Time-gated transillumination and reflection by biological tissues and tissuelike phantoms: simulation versus experiment [PDF]

open access: yes, 1997
A numerical method is presented to solve exactly the time-dependent diffusion equation that describes light transport in turbid media. The simulation takes into account spatial variations of the scattering and absorption factors of the medium and the ...
Alfano   +23 more
core   +2 more sources

In-vivo and ex-vivo optical clearing methods for biological tissues: review.

open access: yesBiomedical Optics Express, 2019
Every optical imaging technique is limited in its penetration depth by scattering occurring in biological tissues. Possible solutions to overcome this problem consist of limiting the detrimental effects of scattering by reducing optical inhomogeneities ...
I. Costantini   +4 more
semanticscholar   +1 more source

Defocus test and defocus correction in full-field optical coherence tomography

open access: yes, 2009
We report experimental evidence and correction of defocus in full-field OCT of biological samples due to mismatch of the refractive index of biological tissues and water.
A. C. Boccara   +13 more
core   +1 more source

Asymptotic decay under nonlinear and noncoercive dissipative effects for electrical conduction in biological tissues [PDF]

open access: yes, 2015
We consider a nonlinear model for electrical conduction in biological tissues. The nonlinearity appears in the interface condition prescribed on the cell membrane.
Amar, Micol   +2 more
core   +2 more sources

European Standard Clinical Practice Guideline and EXPeRT Recommendations for the Diagnosis and Management of Gastroenteropancreatic Neuroendocrine Neoplasms in Children and Adolescents

open access: yesPediatric Blood &Cancer, EarlyView.
ABSTRACT Pediatric gastroenteropancreatic neuroendocrine neoplasms (GEP‐NENs) are extremely rare and clinically heterogeneous. Management has largely been extrapolated from adult practice. This European Standard Clinical Practice Guideline (ESCP), developed by the EXPeRT network in collaboration with adult NEN experts, provides (adult) evidence ...
Michaela Kuhlen   +23 more
wiley   +1 more source

PERMITTIVITY RESEARCH OF BIOLOGICAL SOLUTIONS IN GIGAHERTZ FREQUENCY RANGE [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2017
Subject of Research. We present results of permittivity research in gigahertz frequency range for saline and glucose solutions used in medical practice. Experiment results are substantiated theoretically on the basis of Debye-Cole model.
Anton S. Demin   +3 more
doaj   +1 more source

Role of cell deformability in the two-dimensional melting of biological tissues

open access: yes, 2018
The size and shape of a large variety of polymeric particles, including biological cells, star polymers, dendrimes, and microgels, depend on the applied stresses as the particles are extremely soft.
Ciamarra, Massimo Pica, Li, Yan-Wei
core   +1 more source

On fibre dispersion modelling of soft biological tissues: a review

open access: yesProceedings of the Royal Society A, 2019
Collagen fibres within fibrous soft biological tissues such as artery walls, cartilage, myocardiums, corneas and heart valves are responsible for their anisotropic mechanical behaviour.
G. Holzapfel, R. Ogden, Selda Sherifova
semanticscholar   +1 more source

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