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Carbon Emission - Crossref

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Last Updated: 04 December 2022

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Sensitive detection of tamsulosin hydrochloride based on dual-emission ratiometric fluorescence probe consisting of amine-carbon quantum dots and rhodamine B

Abstract tamsulosin hydrochloride based on a dual-emission fluorescence method was used in this paper to determine tamsulosin hydrochloride based on a chromatine B ratiometric fluorescent sensor. Although the purpose of amine-CQDs is to convert TMS-sensor specific interactions into detectable fluorescence signals, RhB as a reference unit has been used to minimize internal and external effects, although the primary effect of the TMS-CQDs is to convert the specific interaction between TMS and sensor into detectable fluorescence signals. U376-122121 was obtained under optimum conditions, and a quantitative analysis of the TMS concentration for this RF sensor revealed in a linear range of 0. 446 – u20137. 083 mL u22121 was obtained under optimum conditions.

Source link: https://doi.org/10.1038/s41598-021-00363-x


The impact of network topological structures on systematic technology adoption and carbon emission reduction

This paper first describes how the new technology transitions from the early adopters to the later adopters under differing network topological boundaries, demonstrating how the latest technology diffusion scheme from the older adopters to the later adopters under different network topological frameworks. Creating a unified technology adoption model with technological spillover effect among agents from the network perspective. This paper discusses how carbon emission limitations placed on pilot agents influence other agents' carbon emissions and the entire system under different network topological structures.

Source link: https://doi.org/10.1038/s41598-021-99835-3


Spatial allocation of anthropogenic carbon dioxide emission statistics data fusing multi-source data based on Bayesian network

The spatial distribution of carbon dioxide statistics data is a critical issue in the context of global climate change, which requires carbon dioxide emission accounting and decomposition of responsibility for carbon dioxide reductions. A new spatial allocation scheme for non-point source anthropogenic carbon dioxide emissions fusing multi-source data using Bayesian Networks was introduced in this paper. The integrated ACDE map integrated emissions form point-source and non-point source was created and validated on a 1 km gridded ACDE map integrated pollution form point-source and non-point source. If suitable sample data are available, the model can yield successful statistics downscaling on a national basis, providing a new method for ACDE accounting in China.

Source link: https://doi.org/10.1038/s41598-021-93456-6


Perception on aggregation induced multicolor emission and emission centers in carbon nanodots using successive dilution, anion exchange chromatography, and multi-way statistics

Abstract Due to their widespread use, research in the way of knowing the optical properties and structure of carbon nanodote has soared. The quantum confinement effect and energy exchange between different types of carbon nanodote was investigated using a stepwise dilution experiment. The dominating density of carboxyl functional groups on the nanodots with negative surface charges and increased reliance of amine groups on dots with positive surface charges was established by infrared spectroscopy.

Source link: https://doi.org/10.1038/s41598-021-93212-w


Effects of emission trading schemes on corporate carbon productivity and implications for firm-level responses

Abstract: Since the South Korean government introduced the Emission Trading Scheme, businesses have been trying to simultaneously increase productivity and minimize carbon emissions, which are conflicting goals. We used firm-level emissions and corporate variables to see how ETS implementation has impacted carbon quality, which is a unit of carbon dioxide produced per unit of carbon dioxide. These findings show that in order to achieve the conflicting objectives of increasing corporate income and reducing emissions, businesses must invest in green technologies, which are backed by green leadership.

Source link: https://doi.org/10.1038/s41598-021-91193-4


Cluster analysis on damage pattern recognition in carbon/epoxy composites using acoustic emission wavelet packet

Acoustic Emission technique's goal is to investigate damage pattern recognition in carbon/epoxy composite laminates. The aim of this paper is to investigate damage pattern recognition in carbon/epoxy composite laminates. With mixed classification results, a method of energy feature extraction based on wavelet packet decomposition was used to assess the clustering center to determine the frequency band with a relatively high energy corresponding each damage mode. Compared to the other two algorithms, the results of k-means demonstrated that little difference in the determination of matrix cracking made a difference, with the ability to assign more signal to inter-laminar damage and higher peak frequency to fiber breakage.

Source link: https://doi.org/10.1177/07316844221144336


Highly Efficient Regulation Strategy of Fluorescence Emission Wavelength via Designing the Structure of Carbon Dots

Abstract Multicolor carbon dots have a multitude of potential uses, particularly in optoelectronic circuits. However, further applications of multi-color LED have been constrained due to a lack of data on multi-color CDs' wavelength control system. The regulatory implications of sp 2 conjugated domain on CDs' fluorescence wavelength were explored in this work, both theoretical estimation and experimental verification. Firstly, four types of structures were built in DFT theoretical estimation to determine the effect of a sp 2 conjugated domain on the fluorescence wavelength of CDs theoretically, as a result of a regulation on the structure size and the introduction of amide bonds. The increasing structure size and amide bond, along with the introduction of amide bonds, would result in an increasing number of the sp 2 conjugated domain, contributing to the red shift of the CDs fluorescence wavelength.

Source link: https://doi.org/10.21203/rs.3.rs-2242391/v1


Photoluminescence mechanism of carbon dots: triggering high-color-purity red fluorescence emission through edge amino protonation

Abstract: Due to their complicated structure and surface functionalities, photoluminescence mechanisms of Carbon Dots are unknown, and it is impossible to synthesize Carbon Dots to achieve the desired optical properties. The emergence of 2,3-diaminophenazine as a photoluminescence determiner suggests that fluorophore products of precursor conversion are effective determinants of Carbon Dots' desired luminescence properties. This paper introduces a new way of predicting and monitoring photoluminescence properties of Carbon Dots, and it can help with the design of tunable Carbon Dots for a wide variety of uses.

Source link: https://doi.org/10.1038/s41467-021-27071-4


Policy assessments for the carbon emission flows and sustainability of Bitcoin blockchain operation in China

Without any legislative intervention, we find that the annual energy consumption of the Bitcoin blockchain in China is forecast to reach its high point in 2024 at 296. 59 Twh and produce 130. 50 million metric tons of carbon dioxide correspondingly. We find that shifting away from the current punitive carbon tax policy to a site control policy that triggers shifts in the mining industry's energy consumption structure is more effective in limiting carbon pollution of Bitcoin blockchain operations.

Source link: https://doi.org/10.1038/s41467-021-22256-3


Building information modeling (BIM) for lifecycle carbon emission: scientometric and scoping literature reviews

Purpose Considering the global population, an additional 415. 1 billion m 2 of built floor will be needed by 2050, which could increase the environmental impact of the construction industry, which accounts for one-third of global Carbon Emissions. Building Information Modeling demonstrated a significant opportunity to improve Building and Infrastructure's environmental results. However, no previous research has looked at the nexus between BIM and B&I CEs. Findings This review revealed six research findings, and revealed that BIM and CEs' relationship is a new field with seven key research themes. Originality/value This report will fill the knowledge gap by providing scholars, researchers, and decision makers with a broad grasp of the relationship between CEs and BIM, as well as climate change's impact.

Source link: https://doi.org/10.1108/sasbe-05-2022-0086

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions

* Please keep in mind that all text is summarized by machine, we do not bear any responsibility, and you should always check original source before taking any actions