Articles with "threshold" as a keyword



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Transport layer engineering towards lower threshold for perovskite lasers.

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Published in 2023 at "Advanced materials"

DOI: 10.1002/adma.202300922

Abstract: Charge transport layers are essential for achieving electrically pumped perovskite lasers. However, their role in perovskite lasing is not fully understood. Here, we explore the role of charge transport layers on the lasing actions of… read more here.

Keywords: transport layer; ase threshold; threshold; perovskite lasers ... See more keywords
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The peak over the design threshold in strong earthquakes

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Published in 2018 at "Bulletin of Earthquake Engineering"

DOI: 10.1007/s10518-018-0503-9

Abstract: In state-of-the-art seismic design, reference seismic actions are based on probabilistic seismic hazard assessment, which provides the ground-motion intensity corresponding to a reference return period of exceedance at the site. Exceedance of elastic actions, which… read more here.

Keywords: threshold; exceedance; site; return period ... See more keywords
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What on Earth Should Managers Learn About Corporate Sustainability? A Threshold Concept Approach

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Published in 2019 at "Journal of Business Ethics"

DOI: 10.1007/s10551-019-04361-y

Abstract: The Earth is facing pressing societal grand challenges that require urgent managerial action. Responsible management learning (RML) has emerged as a discipline to prepare managers to act as responsible leaders that can effectively address such… read more here.

Keywords: threshold; threshold concept; corporate sustainability; earth ... See more keywords
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Edge based image steganography with variable threshold

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Published in 2018 at "Multimedia Tools and Applications"

DOI: 10.1007/s11042-018-6975-4

Abstract: With the rapid escalation of the usage of sensitive data exchange through internet, information security has become a vulnerable realm of concern. Numerous security policies are incorporated, steganography being one of them. In this paper,… read more here.

Keywords: threshold; edge based; image steganography; image ... See more keywords
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Gesture image segmentation with Otsu’s method based on noise adaptive angle threshold

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Published in 2020 at "Multimedia Tools and Applications"

DOI: 10.1007/s11042-019-08544-7

Abstract: By analyzing the essence and deficiency of the improved Otsu’s method, this paper proposes a noise adaptive angle threshold based Otsu’s method for gesture image segmentation. It first designs a two-dimensional histogram of gray value-neighborhood… read more here.

Keywords: angle; threshold; gesture; method ... See more keywords
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Threshold effects of economic growth on water stress in the Eurozone

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Published in 2020 at "Environmental Science and Pollution Research"

DOI: 10.1007/s11356-020-09383-y

Abstract: This paper empirically examines the environmental Kuznets curve (EKC) hypothesis using a country’s water stress as an indicator of the pressure on renewable water resources. The sample consists of 9 European countries by covering the… read more here.

Keywords: water stress; threshold; water; water resources ... See more keywords
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Analysis of Effect of Singlet-Triplet Annihilation in a Low-Threshold Optically Pumped Organic Semiconductor Laser

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Published in 2017 at "Journal of Electronic Materials"

DOI: 10.1007/s11664-017-5624-4

Abstract: We investigate the impact of optical excitation in a low-threshold organic semiconductor vertical-cavity surface-emitting laser (OVCSEL) to achieve lasing. We study the threshold behavior and the dynamics of the optimized OVCSEL structure when pumped by… read more here.

Keywords: annihilation; singlet triplet; threshold; organic semiconductor ... See more keywords
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Coupling structural and functional thresholds for vegetation changes on a Mongolian shrubland.

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Published in 2018 at "Ecological Indicators"

DOI: 10.1016/j.ecolind.2018.06.032

Abstract: Abstract The concept of an ecological threshold has spurred important advances in understanding the nonlinear responses of ecosystems to various disturbances. Yet integrated evaluations of an ecosystem’s structural threshold and functional threshold are rare, and… read more here.

Keywords: threshold; mongolian shrubland; structural functional; functional thresholds ... See more keywords
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Analysis of threshold values of contrast revealing coefficient in highway tunnel lighting

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Published in 2019 at "Tunnelling and Underground Space Technology"

DOI: 10.1016/j.tust.2019.103038

Abstract: Abstract Commission internationale de l'eclairage (CIE) defined the contrast revealing coefficient qc based on the perceived contrast method in highway tunnel lighting. Meanwhile, CIE recommended qc as an index in the lighting quality evaluation system.… read more here.

Keywords: revealing coefficient; contrast revealing; values contrast; threshold values ... See more keywords
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Stimulus-Evoked Electromyographic Monitoring During Minimally Invasive Transpedicular Implantation of Screws in Lumbosacral Spine: Threshold Value, Methodology and Clinical Effectiveness.

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Published in 2017 at "World neurosurgery"

DOI: 10.1016/j.wneu.2016.10.122

Abstract: BACKGROUND Stimulus-evoked electromyography (EMG) has been developed to increase the safety of transpedicular placement of screws. There is more consensus about this monitoring method in open surgery. Alarm thresholds for minimally invasive surgery are based… read more here.

Keywords: methodology; surgery; threshold; minimally invasive ... See more keywords
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Self-Compliant Threshold Switching Devices with High On/Off ratio by Control of Quantized Conductance in Ag Filaments.

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Published in 2023 at "Nano letters"

DOI: 10.1021/acs.nanolett.3c00327

Abstract: Threshold switches based on conductive metal bridge devices are useful as selectors to block sneak leakage paths in memristor arrays used in neuromorphic computing and emerging nonvolatile memory. We demonstrate that control of Ag-cation concentration… read more here.

Keywords: threshold; switching devices; control; threshold switching ... See more keywords