Results 51 to 60 of about 363,698 (299)

Media Genealogy: Technological and Historical Engagements of Power — Introduction

open access: yesInternational Journal of Communication, 2016
This introductory article offers theoretical and methodological demarcations for media genealogy, which operates in the work of each scholar interviewed for this special issue.
Alexander Monea, Jeremy Packer
doaj   +2 more sources

Discontinuous Galerkin methods for Friedrichs systems with irregular solutions [PDF]

open access: yes, 2004
This work is concerned with the numerical solution of Friedrichs systems by discontinuous Galerkin finite element methods (DGFEMs). Friedrichs systems are boundary value problems with symmetric, positive, linear first-order partial differential operators and allow the unified treatment of a wide range of elliptic, parabolic, hyperbolic and mixed-type ...
openaire   +2 more sources

Killing spinors in supergravity with 4-fluxes

open access: yes, 2003
We study the spinorial Killing equation of supergravity involving a torsion 3-form $\T$ as well as a flux 4-form $\F$. In dimension seven, we construct explicit families of compact solutions out of 3-Sasakian geometries, nearly parallel $\G_2$-geometries
Agricola I Friedrich Th   +14 more
core   +3 more sources

Transfer of Individual Micro- and Nanoparticles for High- Precision 3D Analysis Using 360° Electron Tomography [PDF]

open access: yes, 2018
A versatile approach is demonstrated, providing a general routine for an extensive and advanced 3D characterization of individually selected micro- and nanoparticles, enabling the combination of complementary and scale-bridging techniques ...
Aert   +55 more
core   +1 more source

Association of Corticospinal Tract Asymmetry With Ambulatory Ability After Intracerebral Hemorrhage

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Background Ambulatory ability after intracerebral hemorrhage (ICH) is important to patients. We tested whether asymmetry between ipsi‐ and contra‐lesional corticospinal tracts (CSTs) assessed by diffusion tensor imaging (DTI) is associated with post‐ICH ambulation.
Yasmin N. Aziz   +25 more
wiley   +1 more source

A Compact Unconditionally Stable Method for Time-Domain Maxwell's Equations

open access: yesInternational Journal of Antennas and Propagation, 2013
Higher order unconditionally stable methods are effective ways for simulating field behaviors of electromagnetic problems since they are free of Courant-Friedrich-Levy conditions. The development of accurate schemes with less computational expenditure is
Zhuo Su, Yongqin Yang, Yunliang Long
doaj   +1 more source

Global Affinities: The Natural Method and Anomalous Plants in the Nineteenth Century

open access: yesHoST, 2021
Approaching from an analysis of the work of Robert Brown (1773-1858) and Friedrich Welwitsch (1806–1872) on Rafflesia and Welwitschia, this article explores how the “natural method” became a tool for understanding extra-European flora in the nineteenth ...
Kury Lorelai, Albuquerque Sara
doaj   +1 more source

How to quantify deterministic and random influences on the statistics of the foreign exchange market [PDF]

open access: yes, 1999
It is shown that prize changes of the US dollar - German Mark exchange rates upon different delay times can be regarded as a stochastic Marcovian process. Furthermore we show that from the empirical data the Kramers-Moyal coefficients can be estimated.
A. Arneodo   +19 more
core   +2 more sources

Whole‐Body Pattern of Muscle Degeneration and Progression in Sarcoglycanopathies

open access: yesAnnals of Clinical and Translational Neurology, EarlyView.
ABSTRACT Objective To characterize whole‐body intramuscular fat distribution pattern in patients with sarcoglycanopathies and explore correlations with disease severity, duration and age at onset. Methods Retrospective, cross‐sectional, multicentric study enrolling patients with variants in one of the four sarcoglycan genes who underwent whole‐body ...
Laura Costa‐Comellas   +39 more
wiley   +1 more source

From Geometry to Numerics: interdisciplinary aspects in mathematical and numerical relativity

open access: yes, 2008
This article reviews some aspects in the current relationship between mathematical and numerical General Relativity. Focus is placed on the description of isolated systems, with a particular emphasis on recent developments in the study of black holes ...
Aksoylu B Bernstein D Bond S Holst M   +249 more
core   +3 more sources

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