Results 11 to 20 of about 491,422 (252)

Afivo: a framework for quadtree/octree AMR with shared-memory parallelization and geometric multigrid methods [PDF]

open access: yes, 2018
Afivo is a framework for simulations with adaptive mesh refinement (AMR) on quadtree (2D) and octree (3D) grids. The framework comes with a geometric multigrid solver, shared-memory (OpenMP) parallelism and it supports output in Silo and VTK file formats.
Ebert, Ute, Teunissen, Jannis
core   +18 more sources

Pitfall in the high-throughput quantification of whole blood cyclosporin A using liquid chromatography-tandem mass spectrometry [PDF]

open access: yes, 2005
In a growing number of laboratories the technique of liquid chromatography-tandem mass spectrometry is used for the quantification of cyclosporin A in whole blood, employing cyclosporin D as the internal standard. Cyclosporin A is extensively metabolized
Spöhrer, Ute, Vogeser, Michael
core   +2 more sources

COMPARACIÓN PAR DE THURSTONE PARA DECISIONES DE INTERNACIONALIZACIÓN EN PYMES

open access: yesKairós, Revista de Ciencias Económicas, Jurídicas y Administrativas, 2022
Debido a la saturación de los mercados locales, la selección de países con fines de internacionalización se convierte en un problema importante para cualquier organización.
Gelmar García-Vidal   +3 more
doaj   +1 more source

Ultrashort Echo Time Quantitative Susceptibility Mapping (UTE-QSM) of Highly Concentrated Magnetic Nanoparticles: A Comparison Study about Different Sampling Strategies

open access: yesMolecules, 2019
The ability to accurately and non-invasively quantify highly concentrated magnetic nanoparticles (MNPs) is desirable for many emerging applications. Ultrashort echo time quantitative susceptibility mapping (UTE-QSM) has demonstrated the capability to ...
Xing Lu   +5 more
doaj   +1 more source

Longitudinal evaluation of demyelinated lesions in a multiple sclerosis model using ultrashort echo time magnetization transfer (UTE-MT) imaging

open access: yesNeuroImage, 2020
Alterations in myelin integrity are involved in many neurological disorders and demyelinating diseases, such as multiple sclerosis (MS). Although magnetic resonance imaging (MRI) is the gold standard method to diagnose and monitor MS patients, clinically
Caroline Guglielmetti   +5 more
doaj   +1 more source

Rehabilitation of a Child with Denari Prosthesis after Dental Avulsion

open access: yesCase Reports in Dentistry, 2022
Prosthetic rehabilitation in cases of premature loss of temporary teeth always is a procedure that must be carried out in a planned and integral manner.
César Sebastián Arcos-López   +3 more
doaj   +1 more source

Simulating streamer discharges in 3D with the parallel adaptive Afivo framework [PDF]

open access: yes, 2017
We present an open-source plasma fluid code for 2D, cylindrical and 3D simulations of streamer discharges, based on the Afivo framework that features adaptive mesh refinement, geometric multigrid methods for Poisson's equation, and OpenMP parallelism. We
Ebert, Ute, Teunissen, Jannis
core   +3 more sources

MRI-based porosity index (PI) and suppression ratio (SR) in the tibial cortex show significant differences between normal, osteopenic, and osteoporotic female subjects

open access: yesFrontiers in Endocrinology, 2023
IntroductionUltrashort echo time (UTE) MRI enables quantitative assessment of cortical bone. The signal ratio in dual-echo UTE imaging, known as porosity index (PI), as well as the signal ratio between UTE and inversion recovery UTE (IR-UTE) imaging ...
Saeed Jerban   +16 more
doaj   +1 more source

Automated processing of whole blood samples for the determination of immunosuppressants by liquid chromatography tandem-mass spectrometry [PDF]

open access: yes, 2006
Background: Liquid chromatography tandem-mass spectrometry (LC-MS/MS) is an efficient technology for routine determination of immunosuppressants in whole blood; however, time-consuming manual sample preparation remains a significant limitation of this ...
Spöhrer, Ute, Vogeser, Michael
core   +1 more source

La Innovación como Herramienta de Gestión Comercial en las Pymes de Santo Domingo de los Tsáchilas

open access: yesRevista Economía y Negocios, 2021
El actual escenario disruptivo en la economía ecuatoriana incentiva a las pymes a generar innovaciones en sus modelos de gestión que les permitan obtener ventajas competitivas.
Renato Patricio Erazo-Rivera   +3 more
doaj   +1 more source

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