Results 21 to 30 of about 145,154 (171)

Evaluation of memory-preserving models for particle transport in random media [PDF]

open access: yesEPJ Web of Conferences
A shortcoming of the Levermore-Pomraning (LP) model is its inaccuracy to treat the transport of particles in a diffusive material alternating with a transparent one. Enhanced-memory LP models have been proposed by Zimermann et al.
Samba Gerald   +4 more
doaj   +1 more source

Erythroderma caused by vancomycin in children: concentration and speed of infusion

open access: yesMexican Journal of Medical Research ICSA, 2013
Vancomycin is an antibiotic glycopeptide that was isolated of the Streptomyces orientalis. It was introduced in the clinical practice for treatment of infections caused by staphylococcus in which other antibiotics were proving to be ineffective.
José F. Luna Álvarez   +5 more
doaj   +1 more source

On the Wigner-Kirkwood Expansion of the Free Energy and the Evaluation of the Quantum Correction

open access: yesAtoms, 2022
The Wigner-Kirkwood expansion of the quantum correction to the classical free energy is generally said to be in powers of ℏ2 and only its first few terms are presented.
Luc Kazandjian   +2 more
doaj   +1 more source

High symmetry anthradithiophene molecular packing motifs promote thermally-activated singlet fission [PDF]

open access: yes, 2022
When considering the optimal molecular packing to realize charge multiplication in organic photovoltaic materials, subtle changes in intermolecular charge transfer (CT) coupling can strongly modulate singlet fission. To understand why certain packing morphologies are more conducive to charge multiplication by triplet pair (TT) formation, we measure ...
arxiv   +1 more source

C-BORD project: “Effective container inspection at BORDer control points”

open access: yesEPJ Web of Conferences, 2017
In the framework of the C-BORD project of the H2020 programme to provide a safety chain for container inspection at border control points, CEA-DAM is involved to develop an identification method of Special Nuclear Material. Using active interrogation the
Etilé Asénath   +4 more
doaj   +1 more source

Accounting for speckle-scale beam bending in classical ray tracing schemes for propagating realistic pulses in indirect drive ignition conditions

open access: yesMatter and Radiation at Extremes, 2023
We propose a semi-analytical modeling of smoothed laser beam deviation induced by plasma flows. Based on a Gaussian description of speckles, the model includes spatial, temporal, and polarization smoothing techniques, through fits coming from ...
C. Ruyer   +6 more
doaj   +1 more source

Child depression in patients with cancer

open access: yesMexican Journal of Medical Research ICSA, 2014
Depression is characterized by a set of symptoms such as sadness, irritability, loss of interest, fatigue, feelings of ineptitude and guilt, insomnia, suicidal thoughts, loss of appetite, weight loss, and difficulty concentrating, etc.
Georgina Romo-Hernández   +4 more
doaj   +1 more source

GENDER DIFFERENCES IN HIGH-STAKES MATHS TESTING. FINDINGS FROM POLAND

open access: yesStudies in Logic, Grammar and Rhetoric, 2017
The present research investigates gender gaps in the results of secondary school exit exams (Matura) in mathematics in Poland in 2015. The analysis shows that, in the basic level exam, males are highly overrepresented at the upper end of the score ...
Zawistowska Alicja
doaj   +1 more source

Statistical inference for the penalized EM algorithm to test differential item functioning [PDF]

open access: yesarXiv, 2023
Recent advancements in testing differential item functioning (DIF) have greatly relaxed restrictions made by the conventional multiple group item response theory (IRT) model with respect to the number of grouping variables and the assumption of predefined DIF-free anchor items.
arxiv  

New prompt fission neutron spectra measurements in the 238U(n,f) reaction with a dedicated setup at LANSCE/WNR

open access: yesEPJ Web of Conferences, 2017
A new prompt fission neutron spectra (PFNS) measurement in the 238U(n,f) reaction was performed at LANSCE/WNR facility. Evaluated data show discrepancies on the low (below 1 MeV) and high (above 5 MeV) energy parts in the PFNS for different major and ...
Laurent Benoit   +8 more
doaj   +1 more source

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