Showing 681 - 700 results of 874 for search '"carbon dioxide"', query time: 0.08s Refine Results
  1. 681

    Evaluating the impact of sustainable technology, resource utilization, and climate change on soil emissions: A CS-ARDL analysis of leading agricultural economies by Nazeer Ahmed, Guo Xinagyu, Mohamad Alnafissa, Mukut Sikder, Bonoua Faye

    Published 2025-02-01
    “…The primary cause of this is the greenhouse effect and carbon dioxide (CO2) emissions. The increase in agricultural emissions, deforestation, water stress, air, and soil pollution are results of the rise in global average temperature. …”
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  2. 682

    Monte Carlo Simulation and Exact Statistical Mechanical Lattice Models as a Development Tool for Zeolite Multi-Component Adsorption Isotherm Derivation by G. Manos, L.J. Dunne, S. Jalili, A. Furgani, T. Neville

    Published 2012-06-01
    “…This approach has been applied to the adsorption isotherms of selective binary and ternary mixtures of small alkanes (methane, ethane) and carbon dioxide adsorbed in silicalite. The lattice model results are shown to have the potential, when suitably parameterized, to rapidly and cheaply reproduce the main features of the much more expensive Monte Carlo isotherms over a very wide range of mixture compositions, temperatures and pressures.…”
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  3. 683

    Utilization of CO2 and recycling of methanol Residue from the refining process for production of Bio-Methanol by Rujira Jitrwung, Kuntima Krekkeitsakul, Nattawee Teerananont, Parinya Thongyindee, Weerawat Patthaveekongka, Chinnathan Areeprasert

    Published 2025-03-01
    “…This study explores the synthesis of bio-methanol from biogas, focusing on the optimization of carbon dioxide (CO2) separation via alternating pressure adsorption and subsequent methanol production using varying methane (CH4) ratios. …”
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    Article
  4. 684

    Impact of Zootechnical Additive of the Nitrooxypropanol to Minimize Methane Emission in Cattle: A Review by Ghasaq Sami Mshary, Cristina Castillo, Joaquin Hernandez, Rodrigo Muiño

    Published 2024-12-01
    “…The sole CH4 contributor is the end-user process of ruminant fermentation and faeces, especially those of beef and dairy cattle. The amount of carbon dioxide emission from the human body during its lifetime constitutes a small part of the carbon balance in the atmosphere. …”
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  5. 685

    The real driving emissions characteristics of light-duty diesel vehicle in four typical cities with varying altitudes in China by Haojie Gao, Rui Wang, Zhisong Wen, Xin Xiong, Zhuan Zheng, Shengqiang Lin, Hongchun Ding, Wenbin Tan

    Published 2025-03-01
    “…The emission factors of particle number (PN), nitrogen oxides (NOx), and carbon monoxide (CO) were calculated using the carbon dioxide (CO2) moving average window (MAW) method and compared across different altitudes and driving stages. …”
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  6. 686

    Behavior of eco-friendly concrete reinforced with hybrid recycled fibers by Radwa Defalla Abdel Hafez1, Raghda Osama Abd-Al Ftah, Bassam Abdelsalam Abdelsalam, Ibrahim Saad Agwa

    Published 2025-03-01
    “…The emission of greenhouse gases like methane and carbon dioxide into the atmosphere by landfills is well-known to be harmful to both people and the environment. …”
    Article
  7. 687

    Evaluating renewable energy adoption in G7 countries: a TOPSIS-based multi-criteria decision analysis by Abtin Tabrizi, Hossein Yousefi, Mahmood Abdoos, Roghayeh Ghasempour

    Published 2025-01-01
    “…For each country, a set of primary data such as total power generation, power generated by each renewable source, carbon dioxide emissions, etc. were collected. Subsequently, five parameters were calculated based on primary data for each country: carbon emissions per dollar of GDP, the ratio of renewables per capita to the total production capacity per capita, population density, warming impact per dollar of GDP, and investment in renewable energies per dollar of GDP. …”
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  8. 688

    Application of Supercritical CO<sub>2</sub> Extraction and Identification of Polyphenolic Compounds in Three Species of Wild Rose from Kamchatka: <i>Rosa acicularis</i>, <i>Rosa am... by Mayya P. Razgonova, Muhammad A. Nawaz, Elena A. Rusakova, Kirill S. Golokhvast

    Published 2024-12-01
    “…A comparative metabolomic study of three varieties of wild Rosa (<i>Rosa acicularis</i>, <i>Rosa amblyotis</i>, and <i>Rosa rugosa</i>) from a Kamchatka expedition (2024) was conducted via extraction with supercritical carbon dioxide modified with ethanol (EtOH), and detection of bioactive compounds was realized via tandem mass spectrometry. …”
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  9. 689

    Retrospective Assessment of Factors Affecting Carboxyhemoglobin Levels in Patients Undergoing Robotic Surgery by Selin Erel, Özge Erkoçak, Ülgen Öztürk Toyran, Gözde İnan

    Published 2024-07-01
    “…Objective: Electrocautery in laparoscopic surgeries converts abdominal carbon dioxide gas into carbon monoxide, which binds to hemoglobin with a higher affinity than oxygen and can impair oxygen transport and lead to hypoxia. …”
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  10. 690

    Cobalt titanate nanocatalyst for enhanced photodegradation of atrazine: kinetics, degradation efficiency, and mechanistic analysis by Jeremiah Suleiman Nuhu, Femi Emmanuel Awe, Rajni Garg, Rishav Garg, Nnabuk Okon Eddy, Hazratullah Paktin

    Published 2025-02-01
    “…Scavenger experiments confirmed that hydroxyl radicals (HO•) are responsible for atrazine degradation while GCMS analysis confirmed the complete mineralization of atrazine with carbon dioxide (CO₂) and water (H₂O) as the final degradation products.…”
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  11. 691

    Reduction disintegration behavior and crystallographic transformation of vanadium–titanium magnetite pellets during hydrogen-based reduction by Feng Chen, Hao Li, Yufeng Guo, Kuo Liu, Shuai Wang, Lingzhi Yang, Yuekai Wen, Meng Zhang

    Published 2025-01-01
    “…There are many advantages of the smelting of vanadium-titanium magnetite pellets by hydrogen-based shaft furnace pre-reduction and electric arc furnace process, including high reduction efficiency, low carbon dioxide emission and high recovery of titanium and so on. …”
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  12. 692

    Technical review of radiative-property modeling approaches for gray and nongray radiation, and a recommended optimized WSGGM for CO2/H2O-enriched gases by Osama A. Marzouk

    Published 2025-03-01
    “…Oxy-fuel combustion (OFC) is an example where thermal radiation becomes important due to both the high temperature, and the presence of a high concentration of the radiatively-active gaseous species carbon dioxide (CO2) and water vapor (H2O) during this oxygen-enriched combustion. …”
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  13. 693
  14. 694

    Electrochemical CO2 Reduction: Commercial Innovations and Prospects by Swapnil Varhade, Avni Guruji, Chandani Singh, Giancarlo Cicero, Max García‐Melchor, Joost Helsen, Deepak Pant

    Published 2025-01-01
    “…One of the focus areas within the chemical industry is capture of carbon dioxide (CO2) and its electrochemical reduction (eCO2RR) into economically viable commodities through the utilization of renewable sources. …”
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  15. 695

    Experimental Study on Enhanced Condensate Recovery by Gas Injection in Yaha Condensate Gas Reservoir by Yiming Wu, Kun Yao, Yan Liu, Xiangyun Li, Mimi Wu, Ronghong Cheng, Bo Wang

    Published 2021-01-01
    “…The study of injection medium showed that the production effect of carbon dioxide (CO2) injection was the best injection medium, and the maximum recovery rate of condensate oil was 95.11%. …”
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  16. 696

    Predictive value of integrated pulmonary index for the outcome of ventilator withdrawal failure in elderly patients with hypoxic respiratory failure by Nan Wu, Jin Liu, Xianrong Feng

    Published 2025-01-01
    “…[Results] Univariate analysis showed that there were significant differences in ventilation time,acute physiology and chronic health evaluation Ⅱ score at ICU admission,partial pressure of end-tidal carbon dioxide,respiratory rate, pulse rate, and IPI score between the two groups (P<0.05). …”
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  17. 697

    Improvement of the dissolution of the antineoplastic drug regorafenib through impregnation into pullulan polysaccharide using supercritical fluid technology: Optimization of the pr... by Ali Sheikhi, Sepideh Hamedi, Gholamhossein Sodeifian, Fariba Razmimanesh

    Published 2025-03-01
    “…This study explores the impregnation of regorafenib monohydrate (REG MH) into pullulan (PULL) using supercritical carbon dioxide (scCO2), aiming to promote the oral bioavailability, water solubility and therapeutic efficacy of the drug. …”
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  18. 698

    Simultaneously Enhanced Permeability and Selectivity of Pebax-1074-Based Mixed-Matrix Membrane for CO<sub>2</sub> Separation by Rujing Hou, Junwei Xie, Yawei Gu, Lei Wang, Yichang Pan

    Published 2025-01-01
    “…Membrane technology is a promising methodology for carbon dioxide separation due to its benefit of a small carbon footprint. …”
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  19. 699

    Efficacy of vericiguat in patients with chronic heart failure and reduced ejection fraction: a prospective observational study by Yinge Zhan, Liu Li, Jie Zhou, Yishan Ma, Xuchong Guan, Suo Wang, Ya Chang

    Published 2025-02-01
    “…Compared to the standard treatment group, the Vericiguat group demonstrated significantly higher Peak Oxygen Consumption, Anaerobic Threshold, and a lower Carbon Dioxide Equivalent Slope, with P values all below 0.05. …”
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  20. 700

    A new approach to off-gas analysis for shaken bioreactors showing high CTR and RQ accuracy by Andreas Schulte, Janik Brockmann, Nina Müller, Tibor Anderlei, Jochen Büchs

    Published 2025-01-01
    “…This study aimed to develop a respiration activity online measurement system via off-gas analysis, named “Transfer rate Online Measurement” (TOM), for determining the oxygen transfer rate (OTR), carbon dioxide transfer rate (CTR), and the respiration quotient (RQ) in surface-aerated bioreactors, primarily targeting shake flasks. …”
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