Results 61 to 70 of about 91,209 (340)

Protected Chaos in a Topological Lattice

open access: yesAdvanced Science, EarlyView.
Topological and chaotic dynamics are often considered incompatible, with one expected to dominate or disrupt the other. This work reveals that topological localization can persist even under strong chaotic dynamics and, counter‐intuitively, protect chaotic behavior.
Haydar Sahin   +6 more
wiley   +1 more source

Interfacial Polarization Switching in Al0.92Sc0.08N/GaN Heterostructures Grown by Sputter Epitaxy

open access: yesAdvanced Science, EarlyView.
Understanding the structural and electronic interface characteristics of ferroelectric Al1‐xScxN/GaN heterostructures is crucial for the development of novel transistor structures with integrated ferroelectric functionality. In this article, Niklas Wolff and co‐workers report on the interfacial switching mechanisms and reveal atomic and electronic ...
Niklas Wolff   +6 more
wiley   +1 more source

An alternative method to test scale invariance

open access: yesMethodsX, 2020
We introduce an alternative method that is simple and can be used to test scale invariance or self-similarity in any types of data, irrespective of their distributions.
Thitithep Sitthiyot   +2 more
doaj  

Structural Convergence in European Union [PDF]

open access: yesAnalele Universităţii Constantin Brâncuşi din Târgu Jiu : Seria Economie, 2012
Estimating structural convergence is a relatively recent topic in specialised literature. Based on the Solow theory of economic growth by stages and on empirical data for European Union we estimated a model to simulate structural changes.
Lucian-Liviu Albu
doaj  

Introduction to measures of inequality and concentration in tourism [PDF]

open access: yes, 2016
There are many statistical measures available in the literature for the analysis of inequality and concentration. The most common measure in this field is the Gini index (Roselló Nadal et al.,2004), which is associated to the Lorenz curve.
Fernández-Morales, Antonio
core  

Evidence for the exponential distribution of income in the USA

open access: yes, 2000
Using tax and census data, we demonstrate that the distribution of individual income in the USA is exponential. Our calculated Lorenz curve without fitting parameters and Gini coefficient 1/2 agree well with the data.
Dragulescu, Adrian, Yakovenko, Victor M.
core   +1 more source

Electrolyte Transport Parameters and Interfacial Effects in Calcium Metal Batteries: Analogies and Differences to Magnesium and Lithium Counterparts

open access: yesAdvanced Science, EarlyView.
Mg and Ca metal batteries represent promising alternatives to Li‐based batteries. Due to their position in the periodic table, the metals and their corresponding cations share commonalities, which lead to similarities but also differences in terms of electrolyte transport properties and interfacial processes.
Joachim Häcker   +7 more
wiley   +1 more source

Study on characterization of interlayer heterogeneity in commingling production reservoirs

open access: yesYouqi dizhi yu caishoulu
Accurate characterization of interlayer heterogeneity is the key to solving the problem of severe interlayer disturbances caused by large well sections in commingling production reservoir.
WANG Zuochen   +5 more
doaj   +1 more source

Enhanced Band‐Crystal Engineering Drives Superior Power Generation in GeTe

open access: yesAdvanced Science, EarlyView.
By precisely tuning the band structure and crystal structure in GeTe‐based thermoelectric (TE) materials, this study achieves comprehensive control over electron transport and phonon scattering. Structural optimization significantly enhances carrier‐weighted mobility (µw) while effectively suppressing lattice thermal conductivity (κL), resulting in a ...
Xiaobo Tan   +10 more
wiley   +1 more source

Delocalized Charge Transport in Thermoelectric Composites of Semiconducting Carbon Nanotubes Wrapped with a P‐Type Polymer

open access: yesAdvanced Electronic Materials, EarlyView.
Composites made of semiconducting carbon nanotubes and p‐type polymers, when adequately doped with molecular dopants, can exhibit highly delocalized charge carrier transport, showing high thermoelectric performances. The efficient charge delocalization is enabled by the reduced coulombic binding energy at high carrier concentration and the small ...
Ye Liu   +7 more
wiley   +1 more source

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