Results 41 to 50 of about 651,391 (330)

Electron-vibration interaction in single-molecule junctions: from contact to tunneling regime [PDF]

open access: yes, 2008
Point contact spectroscopy on a H2O molecule bridging Pt electrodes reveals a clear crossover between enhancement and reduction of the conductance due to electron-vibration interaction.
B. Leerink   +6 more
core   +3 more sources

TERMA Framework for Biomedical Signal Analysis: An Economic-Inspired Approach

open access: yesBiosensors, 2016
Biomedical signals contain features that represent physiological events, and each of these events has peaks. The analysis of biomedical signals for monitoring or diagnosing diseases requires the detection of these peaks, making event detection a crucial ...
Mohamed Elgendi
doaj   +1 more source

Band-edge BCS-BEC crossover in a two-band superconductor: physical properties and detection parameters

open access: yes, 2014
Superconductivity in iron-based, magnesium diborides, and other novel superconducting materials has a strong multi-band and multi-gap character. Recent experiments support the possibillity for a BCS-BEC crossover induced by strong-coupling and proximity ...
Guidini, Andrea, Perali, Andrea
core   +1 more source

Considerations for Issues of Regression to the Mean and Contextual Effects in Clinical Trials for Pain in Rheumatic Diseases

open access: yesArthritis Care &Research, EarlyView.
Recently, there has been growing discussion about how to best assess pain in clinical trials in rheumatic diseases. Reliable measurement of pain outcomes is essential for accurately determining the effectiveness of treatments. Although pain intensity is the most common measure of change in pain trials, other pain‐related measures, such as pain ...
Yen T. Chen   +4 more
wiley   +1 more source

Research on image segmentation technology based on genetic algorithms

open access: yesDianzi Jishu Yingyong, 2019
The purpose of this paper is to use genetic algorithm(GA) to process image with bottom noise, and the processing effect is improved through the improvement of GA.
An Ting
doaj   +1 more source

North American Practices of Comics Production and Contemporary Russian Comics Industry [PDF]

open access: yesStudia Litterarum, 2019
The article gives an overview of the current comics industry in Russia and its roots. Specifically, it focuses on the Russian popular comics in the light of their production and promotion strategy.
Ruslan T. Saduov
doaj   +1 more source

Crossover phenomena in spin models with medium-range interactions and self-avoiding walks with medium-range jumps

open access: yes, 2001
We study crossover phenomena in a model of self-avoiding walks with medium-range jumps, that corresponds to the limit $N\to 0$ of an $N$-vector spin system with medium-range interactions.
A. D. Sokal   +108 more
core   +1 more source

LiVO3/LiZnVO4 Nanocomposite: High Performance Electrocatalyst for Ambient Nitrogen Reduction to Ammonia

open access: yesAdvanced Engineering Materials, EarlyView.
Lithium‐mediated electrocatalysis enables sustainable N2 fixation but hindered by parasitic Li deposition. An oxide‐oxide nanocomposite (LiVO3/LiZnVO4) structurally integrates lithium into active sites, suppressing plating and enhancing N2 activation and HER supression.
Naina Goyal   +4 more
wiley   +1 more source

Spin crossover in (Mg,Fe$^{3+}$)(Si,Fe$^{3+}$)O$_3$ bridgmanite: effects of disorder, iron concentration, and temperature

open access: yes, 2016
The spin crossover of iron in Fe$^{3+}$-bearing bridgmanite, the most abundant mineral of the Earth's lower mantle, is by now a well-established phenomenon, though several aspects of this crossover remain unclear. Here we investigate effects of disorder,
Shukla, Gaurav, Wentzcovitch, Renata M.
core   +1 more source

Exploring Dipolar Dynamics and Ionic Transport in Metal‐Organic Frameworks: Experimental and Theoretical Insights

open access: yesAdvanced Functional Materials, EarlyView.
In this study, the interplay of dipolar dynamics and ionic charge transport in MOF compounds is investigated. Synthesizing the novel structure CFA‐25 with integrated freely rotating dipolar groups, local and macroscopic effects, including interactions with Cs cations are explored.
Ralph Freund   +6 more
wiley   +1 more source

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