Results 21 to 30 of about 1,362,857 (332)

Fundamental limits on the electro-optic device figure of merit

open access: yes, 2016
Device figures of merit are commonly employed to assess bulk material properties for a particular device class, yet these properties ultimately originate in the linear and nonlinear susceptibilities of the material which are not independent of each other.
Kuzyk, Mark G.   +2 more
core   +1 more source

A Tale of Two Americas: The American Dream in Cobra Kai

open access: yesNew Horizons in English Studies, 2021
Which different conceptions of the so-called “American Dream” are still alive or gaining ground in the increasingly polarized social climate of the United States during the Trump era?
Ilias Ben Mna
doaj   +1 more source

Resilience in higher education during the COVID-19 pandemic: A scoping literature review with implications for evidence-informed policymaking

open access: yesInternational Journal of Educational Research Open
With the onset of the COVID-19 pandemic, the construct of resilience has received growing attention in the higher education literature. The pandemic, acting as an external stressor, impacted multiple higher education settings in 2020 during the period of
Oksana Celbis   +2 more
doaj   +1 more source

Award policy: types of awards for the municipal authorities

open access: yesПравоприменение, 2020
The subject of the research is the establishment and application of official awards at the municipal level of government, including award legislation and the practice of its application.The purpose of the article is to confirm or disprove the hypothesis ...
Ekaterina S. Shugrina
doaj   +1 more source

Bath optimization in the Cellular Dynamical Mean Field Theory

open access: yes, 2010
In the Cellular Dynamical Mean Field Theory (CDMFT), a strongly correlated system is represented by a small cluster of correlated sites, coupled to an adjustable bath of uncorrelated sites simulating the cluster's environment; the parameters governing ...
Senechal, David
core   +1 more source

Negative refractive index in coaxial plasmon waveguides [PDF]

open access: yes, 2010
We theoretically show that coaxial waveguides composed of a metallic core, surrounded by a dielectric cylinder and clad by a metal outer layer exhibit negative refractive index modes over a broad spectral range in the visible. For narrow dielectric gaps (
Atwater, Harry A.   +3 more
core   +2 more sources

Mexican Health Paradox [PDF]

open access: yes, 2013
Despite the broad array of research that exists on the Hispanic health paradox, no single explanation has been marked as the dominant reason for the disparities in life expectancy that exist between Mexican Americans and other Hispanic and non-Hispanic ...
George, Merit
core   +1 more source

Thermodynamic Bounds on Efficiency for Systems with Broken Time-reversal Symmetry

open access: yes, 2011
We show that for systems with broken time-reversal symmetry the maximum efficiency and the efficiency at maximum power are both determined by two parameters: a "figure of merit" and an asymmetry parameter.
Giuliano Benenti   +8 more
core   +1 more source

Peptide‐based ligand antagonists block a Vibrio cholerae adhesin

open access: yesFEBS Letters, EarlyView.
The structure of a peptide‐binding domain of the Vibrio cholerae adhesin FrhA was solved by X‐ray crystallography, revealing how the inhibitory peptide AGYTD binds tightly at its Ca2+‐coordinated pocket. Structure‐guided design incorporating D‐amino acids enhanced binding affinity, providing a foundation for developing anti‐adhesion therapeutics ...
Mingyu Wang   +9 more
wiley   +1 more source

Polisemie del merito e della sua valutazione nei processi educativi

open access: yesStudi sulla Formazione, 2019
Starting from the epistemological assumptions of the debate on educational evaluation, the essay discusses the different meanings given to the word “merit” in common use and, consequently, the different interpretations of evaluation processes informed by
Monica Ferrari
doaj   +1 more source

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