Results 31 to 40 of about 35,221 (221)

Temporal dispersion in demyelination of POEMS syndrome and Castleman disease

open access: yesClinical Neurophysiology Practice, 2020
Objective: We detailed the electrophysiological patterns of peripheral nerve temporal dispersion across spectrum of POEMS syndrome and Castleman disease (CD).
Yue Hui Lau   +4 more
doaj   +1 more source

Neuromuscular magnetic stimulation counteracts muscle decline in ALS patients: results of a randomized, double-blind, controlled study [PDF]

open access: yes, 2019
The aim of the study was to verify whether neuromuscular magnetic stimulation (NMMS) improves muscle function in spinal-onset amyotrophic lateral sclerosis (ALS) patients.
Cambieri, Chiara   +15 more
core   +1 more source

A generic framework to derive systems of conservation laws with source terms and its application to heat conduction in fluid flows: An alternative to the method of moments in kinetic theory of gases?★ [PDF]

open access: yesESAIM: Proceedings and Surveys
A generic framework to derive systems of conservation laws through the Stationary Action Principle is proposed. The equations are expressed in Eulerian coordinates while the variation of the action assumes an underlying Lagrangian description thus ...
Haegeman Ward   +3 more
doaj   +1 more source

Asymptotics of Time Harmonic Solutions to a Thin Ferroelectric Model

open access: yesAbstract and Applied Analysis, 2007
We introduce new model equations to describe the dynamics of the electric polarization in a ferroelectric material. We consider a thin cylinder representing the material with thickness ɛ and discuss the asymptotic behavior of the time harmonic solutions
Naïma Aïssa, Kamel Hamdache
doaj   +1 more source

The Isoperimetric Problem in Carnot-Caratéodory Spaces

open access: yesBruno Pini Mathematical Analysis Seminar, 2017
We present some recent results obtained on the isoperimetric problem in a class of Carnot-Carathéodory spaces, related to the Heisenberg group. This is the framework of Pansu’s conjecture about the shape of isoperimetric sets.
Valentina Franceschi
doaj   +1 more source

A note on the von Neumann algebra of a Baumslag-Solitar group [PDF]

open access: yes, 2010
We study qualitative properties of the group von Neumann algebra of a Baumslag-Solitar group. Namely, we prove that, in the non-amenable and {ICC} case, the associated ${\rm II}_1$ factor is prime, not solid, and does not have any Cartan ...
Fima, Pierre
core   +5 more sources

Influence of placement sites of the active recording electrode on CMAP configuration in the trapezius muscle

open access: yesClinical Neurophysiology Practice, 2018
Objective: We investigated how the active electrode placement site influences compound muscle action potential (CMAP) configuration of the upper trapezius muscle (TM).
Shoji Hemmi   +7 more
doaj   +1 more source

Probing magnetic fields with multi-frequency polarized synchrotron emission [PDF]

open access: yes, 2009
We investigate the problem of probing the local spatial structure of the magnetic field of the interstellar medium using multi-frequency polarized maps of the synchrotron emission at radio wavelengths.
Beck   +28 more
core   +3 more sources

Local BDNF Delivery to the Injured Cervical Spinal Cord using an Engineered Hydrogel Enhances Diaphragmatic Respiratory Function. [PDF]

open access: yes, 2018
We developed an innovative biomaterial-based approach to repair the critical neural circuitry that controls diaphragm activation by locally delivering brain-derived neurotrophic factor (BDNF) to injured cervical spinal cord.
Ghosh, Biswarup   +8 more
core   +2 more sources

Short Paper - Quadratic minimization: from conjugate gradient to an adaptive Polyak’s momentum method with Polyak step-sizes

open access: yesOpen Journal of Mathematical Optimization
In this work, we propose an adaptive variation on the classical Heavy-ball method for convex quadratic minimization. The adaptivity crucially relies on so-called “Polyak step-sizes”, which consists of using the knowledge of the optimal value of the ...
Goujaud, Baptiste   +2 more
doaj   +1 more source

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