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Carbon Capture - Europe PMC

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Last Updated: 10 January 2023

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A Carbon-Negative Hydrogen Production Strategy: CO2 Selective Capture with H2 Production.

Carbon-negative H2 production was complemented by H2 evolution at ambient temperature and pressure, according to We developed a model of carbon-negative H2 production in which CO2 capture was integrated with H2 evolution at ambient temperature and pressure. Cu0. 6Mg1. 4Fe1 had a good CO evolution amount of 1. 63 mmol/g and dihydroxyacetone yield of 3. 81 mmol/g during photocatalysis reactions, with a good CO evolution yield of 3. 81 mmol/g and dihydroxyacetone yield of 3. 81 mmol/g. It was a remarkable H2 capture amount of 1. 61 mmol/g and a H2 yield of 1. 44 mmol/g during a carbon-negative H2 production process, resulting in an excellent CO2 capture yield of 1. 61 mmol/g and a 1. 44 mmol/g.

Source link: https://europepmc.org/article/MED/36599818


Machine learning for industrial processes: Forecasting amine emissions from a carbon capture plant.

The release of the solvent into the atmosphere is one of the key environmental effects of amine-based carbon capture technologies. If used with a mixture of amines, mitigation measures for capture plants operating on a single component solvent must be redesigned. Amine emissions from a solvent-based carbon capture plant are an example of a process that is too complicated to be characterized by standard process models.

Source link: https://europepmc.org/article/MED/36598993


Adsorption-Desorption Behavior of Hydrogen Sulfide Capture on a Modified Activated Carbon Surface.

The total H2 S adsorption capacity of the DCM adsorbent decreased by 62 percent after several cycles of heat/N 2 regeneration, although CS adsorbent decreased by only 25%. Meanwhile, the final behavioral model for H 2 S adsorption-desorption was tested successfully using various tests throughout the three cycles of adsorption-desorption samples. Also, the ZnAc 2 /ZnO/CAC_DCM adsorbents exhibit outstanding results with 30 cycles of adsorption-desorption in comparison to only 12 cycles of ZnAc 2 /ZnO/CAC_DCM.

Source link: https://europepmc.org/article/MED/36614800


Guanidine functionalized fluorescent sp2 carbon-conjugated covalent organic framework for sensing and capture of Pd(II) and Cr(VI) ions.

Herein, we reported the production of a sp2 carbon-conjugated fluorescent covalent organic framework with excellent thermal and chemical stability. Pd and Cr ions were found with increased selectivity by fluorescent sp2c-gCOF with ultra-low detection limit of 2. 7 and 3. 2 nM, respectively. Both Pd and Cr ions could be removed from aqueous solutions by a second-order kinetic model, according to the analysis. Hence, this review reveals the promise of fluorescent sp2c-gCOF for detecting, removing, and recovering valuable metals and hazardous ions from wastewater that can be useful for industrial use, environmental safety, human health, and sustainability. Modification of sp2c-COF with appropriate functionality may also be helpful for detecting and extracting other water pollutants and valuable materials from a aqueous system.

Source link: https://europepmc.org/article/MED/36592116


Adsorption–Desorption Behavior of Hydrogen Sulfide Capture on a Modified Activated Carbon Surface

H2S adsorption values were found in the simulated experiments, modified adsorbents, dual chemical mixture, and a coreu2013shell had the highest H2S adsorption results with a range of 0. 92 mg H2S/g. The adsorbent capacity of the DCM adsorbent decreased by 65% after several cycles of heat/N2 regeneration, though the CS adsorbent decreased by only 25%. Meanwhile, the developed behavioral model for H2S adsorption desorption was tested equitably throughout the three cycles of adsorptionu2013 desorption samples. The best adsorbentsu2019 development and the adsorbentsu2019 capability in the largest number of adsorption cycle cycles in this paper will provide new insight into adsorption u2013 desorption cycles.

Source link: https://europepmc.org/article/MED/PMC9822191


The morphology and phosphorus concentration drive the leaf carbon capture and economic trait variations in subtropical bamboo forest

Plant leaf function results are dependent on carbon absorption capacity and morphological characteristics. In Wuyi Mountain, southeastern China, we found five bamboo species growing along different elevations. The bamboo leaf trait is used to determine how the bamboo leaf trait, including the ratio of leaf length to width, leaf mass per area, photosynthesis rates, leaf nitrogen, and phosphorus concentration response to elevation changes, as well as the driving mechanism of Pn changes, are investigated by standardized Major Axis Regression analyses and the Structural Equation Model. Our results showed that the Pmass of Phyllostachys edulis and Oligogotanatum decreased with rising elevation, but Indocalamus tessellatum's increasing increased. The leaf W/L and Pmass is the most important property that influences leaf area and P utilization in growth, which also leads to bamboo leaf photosynthetic capacity variations in various elevations.

Source link: https://europepmc.org/article/PPR/PPR590022


Small non-coding RNA Interactome Capture reveals pervasive, carbon source-dependent tRNA engagement of yeast glycolytic enzymes.

We created a small non-coding RNA interactome capture based on silica matrices' distinct RNA-binding capacity to specifically identify this specific subclass of RBPs. S. cerevisiae proteome of nearly 300 proteins that specifically links to RNAs shorter than 200 nucleotides in length, establishing key differences from the total RNA-binding proteome determined in parallel. We find that GAPDH's tRNA supply is carbon source-dependent and limited by the RNA polymerase III repressor Maf1, indicating a regulatory relationship between glycolysis and RNA polymerase III activity.

Source link: https://europepmc.org/article/MED/36574981


Economic feasibility and policy incentive analysis of Carbon Capture, Utilization, and Storage (CCUS) in coal-fired power plants based on system dynamics.

With the existing energy system in China dominated by coal, coke fossil capture, utilization, and storage is a key potential future technological pathway for coal power plants to achieve near-zero carbon emissions. We use the system dynamics approach to compare the CCUS's economic, stability, and CO 2 emission reduction in both the vertical integration model and the CCUS operator model, using coal-fired power plants as the study subject. From a stability standpoint, the CCUS operator model is superior to the vertical integration model. Increasing the additional government subsidy and carbon tax will boost the CCUS system into a more dependable state, but beyond a certain point, the marginal CO 2 capture rate, marginal CO 2 emission reduction rate, and marginal profit margin of each department's marginal profit rate will be dramatically reduced. Combination policies on CCUS is not limited to the sum of individual policy's impacts.

Source link: https://europepmc.org/article/MED/36572778


Navigating within the Safe Operating Space with Carbon Capture On-Board.

Despite the global pandemic that recently hit human and cargo transport, the maritime industry's emissions are expected to continue rising steadily. Here, we investigate the economic, technological, and environmental benefits of an interim solution for low-carbon shipping using state-of-the-art CO 2 capture techniques, specifically chemical absorption on board cargo ships. Except for the nitrogen flow, our results show that the capture on-board model can achieve 94% efficiency on the net CO 2 emissions at 85 $/tCO 2 while still significantly reducing impacts on core planetary boundaries and outperforming a direct air capture scheme in global warming and all planetary boundaries, except for the nitrogen flow.

Source link: https://europepmc.org/article/MED/36591544


Review of Policy Framework for the Development of Carbon Capture, Utilization and Storage in China.

Prior research results show that the CCUS technology can be used to enhance China's emission reduction process. This paper compares the growth status of CCUS in China and other nations, examines the legislative and policy framework, and the implementation of CCUS in China, as well as the deficiencies in pertinent policies and policies. This paper recommends a special bill, improving CCUS policy reforms in China, increasing government financial assistance, and raising CCUS public awareness and support.

Source link: https://europepmc.org/article/MED/36554729

* 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