Results 1 to 10 of about 45,670 (293)

Blue cooperative emission in Yb3+ - doped GeO2 - PbO glasses [PDF]

open access: yesMaterials Research, 2006
Investigation of the blue cooperative luminescence in a binary composition of GeO2-PbO glasses with different Yb3+ concentrations is reported. High refractive index (1.96) and large transmission window (0.4 up to 5.0 µm) are characteristics of this ...
Vanessa Duarte Del Cacho   +3 more
doaj   +3 more sources

Non-Cooperative Game and Cooperative Operation of Multi-Level Supply Chain Under Background of Carbon Emission Reduction

open access: yesIEEE Access, 2022
In the context of global efforts to develop low-carbon economy and curb the growth of fossil energy, it is particularly important for supply chain enterprises to make scientific decisions on emission reduction and energy conservation.
Dong Chen   +4 more
doaj   +3 more sources

Enhanced ductility of nanomaterials through cooperative dislocation emission from cracks and grain boundaries [PDF]

open access: yesInternational Journal of Mechanical Sciences, 2020
An analytical model is established to explore the cooperative mechanism between the dislocation emission from cracks and grain boundaries driven by grain boundary sliding in deformed nanocrystalline materials.
Hui Feng, Qihong Fang
exaly   +2 more sources

Emission-reduction cooperation among technologically complementary manufacturers under a carbon cap-and-trade mechanism with price competition. [PDF]

open access: yesPLoS ONE
In recent years, driven by emission reduction targets, an increasing number of manufacturers producing similar products have been compelled to seek emission reduction cooperation even while competing in the market, a phenomenon that has attracted growing
Mingke He   +4 more
doaj   +2 more sources

Cooperative emission study in ytterbium doped NdVO4

open access: yesJournal of Luminescence, 2011
The infrared and visible cooperative emissions of ytterbium ions are studied in Yb-doped NdVO4 single crystals. The absorption of optical phonons allows the emissions at room temperature when a Nd:YAG laser is used. Low temperature emissions are observed
M Bettinelli
exaly   +2 more sources

The social cost of carbon in regions and industries from ESG perspective - a case study of eight economic regions in China [PDF]

open access: yesCarbon Balance and Management
As a core metric for climate policy, the scientific estimation of carbon social costs is crucial for formulating mitigation strategies. However, traditional integrated assessment models predominantly focus on the global aggregate, failing to adequately ...
Zihao Tian, Lixin Tian, Yixiang Zhao
doaj   +2 more sources

Pressure effects on the cooperative emission of Yb 3+ : Y 2 Si 2 O 7 nano-powders

open access: yesCeramics International, 2016
Cooperative emission has been observed in sol-gel derived nano-powders doped with yitterbium ions when excited with the 950 nm emission of a laser diode.
Murat Erdem   +2 more
exaly   +2 more sources

Low-Carbon Cooperative Operation of Integrated Energy Systems Considering Joint Green Certificate and Carbon Emission Trading

open access: yesEnergies
Carbon emission trading and green certificate trading mechanisms constitute the cornerstone of low-carbon transitions in integrated energy systems (IESs).
Qiying Xu   +5 more
doaj   +3 more sources

A state-switchable TADF macrocycle for multi-analyte sensing and hydrogen gas-driven emission enhancement [PDF]

open access: yesCommunications Chemistry
Photochemical sensing demands systems that adjust their optical properties without altering chromophore structure. Here, we report CPCQ, a thermally activated delayed fluorescence (TADF)-active macrocycle, as a responsive platform for optical sensing ...
Raktim Deka   +4 more
doaj   +2 more sources

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