Showing 881 - 900 results of 3,558 for search '"oxygen"', query time: 0.07s Refine Results
  1. 881

    Treatment of a Textile Effluent by Electrochemical Oxidation and Coupled System Electooxidation–Salix babylonica by Alejandra Sánchez-Sánchez, Moisés Tejocote-Pérez, Rosa María Fuentes-Rivas, Ivonne Linares-Hernández, Verónica Martínez-Miranda, Reyna María Guadalupe Fonseca-Montes de Oca

    Published 2018-01-01
    “…Under optimal conditions of pH 5.23 and 3.5 mA·cm−2 of current density, the electrochemical method yields an effective reduction of chemical oxygen demand by 41.95%, biochemical oxygen demand by 83.33%, color by 60.83%, and turbidity by 26.53% at 300 minutes of treatment. …”
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  2. 882

    Application of a New Type of Protective Sputum Suction Device in Clinic against Cross-Infection between Medical Staff and Patients by Kang Lu, Weizhou Wu, Gaomei Jin, Haixia Yang, Xiaowei Cai, Lin Li, Zanchao Chen, Lin Ren, Baoshuan Guo, Qing-feng Xue

    Published 2023-01-01
    “…Compared with open sputum suction, closed sputum suction has a smaller decrease in patients’ blood oxygen saturation (P<0.05), and no significant differences in other vital signs. …”
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  3. 883

    Decomposition and Mineralization of Dimethyl Phthalate in an Aqueous Solution by Wet Oxidation by Dar-Ren Ji, Chia-Chi Chang, Shih-Yun Chen, Chun-Yu Chiu, Jyi-Yeong Tseng, Ching-Yuan Chang, Chiung-Fen Chang, Sheng-Wei Chiang, Zang-Sie Hung, Je-Lueng Shie, Yi-Hung Chen, Min-Hao Yuan

    Published 2015-01-01
    “…Dimethyl phthalate (DMP) was treated via wet oxygen oxidation process (WOP). The decomposition efficiency ηDMP of DMP and mineralization efficiency ηTOC of total organic carbons were measured to evaluate the effects of operation parameters on the performance of WOP. …”
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  4. 884

    p53-Dependent Senescence in Mesenchymal Stem Cells under Chronic Normoxia Is Potentiated by Low-Dose γ-Irradiation by Ines Höfig, Yashodhara Ingawale, Michael J. Atkinson, Heidi Hertlein, Peter J. Nelson, Michael Rosemann

    Published 2016-01-01
    “…The aim of this study is to analyze the interaction of nonphysiological high oxygen and low-dose γ-irradiation onto growth, senescence, and DNA damage. …”
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  5. 885

    Assessment of selected indicators of physicochemical conditions in the Rega River from 2018 to 2022 in accordance with EU regulations by Bonisławska Małgorzata, Nędzarek Arkadiusz, Tański Adam, Tórz Agnieszka, Formicki Krzysztof, Krzystolik Jan

    Published 2024-09-01
    “…From 2018 to 2022, water temperature, dissolved oxygen (DO), pH, total suspended solids (TSS), conductivity, alkalinity, total hardness (TH), biochemical oxygen demand (BOD5), chemical oxygen demand (CODCr), nitrite nitrogen (NO2-N), ammonium nitrogen (NH4-N), and total phosphorus (TP) were measured at nine monitoring sites. …”
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    Article
  6. 886

    Evaluation of Biocoagulant “Opuntia ficus-indica and Chitosan” to Improve the Removal of Contaminants in Dairy Effluents through Electrocoagulation by Naysha Y. M. Elguera, Stephanie E. S. Pulcha, Edgar M. M. Ballon, Miriam R. F. Castro, Lilia M. M. Ramos, Victor L. A. Tohalino, Pavel K. D. Sarmiento, Vitor C. Almeida, Hugo G. J. Pacheco

    Published 2024-01-01
    “…The experimental results showed that the formulation of the compound biocoagulant Q-M-5 in doses of 0.99 g/L achieves 98.44% turbidity removal and 81.72% chemical oxygen demand removal. The dose of the compound biocoagulant has a significant positive effect as does the current density of 30 mA/cm2 and time of 19.05 min; that is, its efficiency in removing turbidity and chemical oxygen demand increases when using these parameters. …”
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  7. 887

    White noise’s effect on premature infants’ physiological parameters during peripheral intravenous catheter insertion by Omolbani Rahimi, FatemehSadat SeyedNematollah Roshan, Leila Nikrouz

    Published 2025-01-01
    “…In contrast, in the fourth and fifth stages, the oxygen saturation percentage in the test group was significantly higher than in the control group (p < 0.05). …”
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  8. 888

    Extracorporeal hyperoxygenation therapy (EHT) for CO poisoning: in vitro and in vivo feasibility of a full-scale batch system by Niklas B. Steuer, Hannah Lüken, Peter C. Schlanstein, Matthias F. Menne, Christiane Hoffmann, Cavan Lübke, Thomas Schmitz-Rode, Sebastian Victor Jansen, Ulrich Steinseifer, Rüdger Kopp

    Published 2025-02-01
    “…The ideal treatment is hyperbaric oxygen in a pressure chamber. However, pressure chambers are scarce, and therefore, the most common treatment is normobaric oxygen (NBO), which, however, has limited efficacy. …”
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  9. 889

    The Effectiveness of an Anoxic-Oxic-Anoxic-Oxic Sequencing Batch Reactor System (A2/O2-SBR) to Treat Electroplating Wastewater and the Bacterial Community within the System by Tanta Suriyawong, Sasidhorn Buddhawong, Thanit Swasdisevi, Suntud Sirianuntapiboon

    Published 2025-01-01
    “…Reactor-IV showed a high removal efficiency for heavy metals (Zn2+, 89.74%; Cd2+, 81.37%), TKN (89.20%), and TN (84.25%), and also effectively treated NH4+-N (78.84%), biochemical oxygen demand (BOD5; 93.5%), and chemical oxygen demand (COD; 84.9%). …”
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    Article
  10. 890

    Unraveling Lake Geneva's hypoxia crisis in the Anthropocene by Laura M. V. Soares, Olivia Desgué‐Itier, Cécilia Barouillet, Céline Casenave, Isabelle Domaizon, Victor Frossard, Nelson G. Hairston Jr., Andrea Lami, Bruno J. Lemaire, Georges‐Marie Saulnier, Frédéric Soulignac, Brigitte Vinçon‐Leite, Jean‐Philippe Jenny

    Published 2025-02-01
    “…This study introduces a novel model approach using 150 yr of limnological and paleolimnological data to evaluate the anthropogenic impacts on deep oxygen in Lake Geneva. Results highlight an increase in oxygen consumption rates due to cultural eutrophication, initially triggering historical hypoxia, subsequently exacerbated by reduced winter mixing induced by climate change. …”
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  11. 891

    Effectiveness of Noninvasive Positive Pressure Ventilation Combined with Enteral Nutrition in the Treatment of Patients with Combined Respiratory Failure after Lung Cancer Surgery... by Yongjun Zhang, Lanbo Liu, Dawei Li, Dongsheng Zhou

    Published 2022-01-01
    “…The curative effects of two groups after treatment were compared, and the pulmonary function indexes (maximum expiratory pressure (PEmax), maximum midexpiratory flow rate (MMF), and maximum ventilation volume (MVV)), blood gas indexes (blood oxygen partial pressure (PaO2) and partial pressure of carbon dioxide (PaCO2)), oxygen metabolism indicators [mixed venous oxygen tension (PvO2) and central venous oxygen saturation (ScvO2)], nutritional status indicators (hemoglobin (HGB), serum albumin (ALB), and total protein (TP)), and nutritional score before and after treatment in two groups were detected, and the 6-month follow-up of the two groups was recorded. …”
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  12. 892

    Photophysical, Photochemical, and BQ Quenching Properties of Zinc Phthalocyanines with Fused or Interrupted Extended Conjugation by Gülşah Gümrükçü, Gülnur Keser Karaoğlan, Ali Erdoğmuş, Ahmet Gül, Ulvi Avcıata

    Published 2014-01-01
    “…General trends are described for photodegradation, singlet oxygen, and fluorescence quantum yields of these compounds in dimethylsulfoxide (DMSO), dimethylformamide (DMF), and tetrahydrofurane (THF). …”
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  13. 893

    The Response of Macrophages and Neutrophils to Hypoxia in the Context of Cancer and Other Inflammatory Diseases by Antje Egners, Merve Erdem, Thorsten Cramer

    Published 2016-01-01
    “…Lack of oxygen (hypoxia) is a hallmark of a multitude of acute and chronic diseases and can be either beneficial or detrimental for organ restitution and recovery. …”
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  14. 894

    Design of Pd-Based Bimetallic Catalysts for ORR: A DFT Calculation Study by Lihui Ou

    Published 2015-01-01
    “…Developing Pd-lean catalysts for oxygen reduction reaction (ORR) is the key for large-scale application of proton exchange membrane fuel cells (PEMFCs). …”
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  15. 895

    Organic disinfectant using coconut shell liquid smoke in the chicken slaughterhouse wastewater treatment plant by Cortheo Donny Yuslan, Budiyono, Sutaryo

    Published 2025-01-01
    “…This study also observe the effect of using liquid smoke on the value of biochemical oxygen demand (BOD) and chemical oxygen demand (COD) on the output of wastewater.. …”
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    Article
  16. 896

    Alteration of Energy Substrates and ROS Production in Diabetic Cardiomyopathy by O. Lorenzo, E. Ramírez, B. Picatoste, J. Egido, J. Tuñón

    Published 2013-01-01
    “…However, fatty acid oxidation yields lower ATP production per mole of oxygen than glucose, causing mitochondrial uncoupling and decreased energy efficiency. …”
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    Article
  17. 897

    Mitochondria as a Therapeutic Target: Focusing on Traumatic Brain Injury by Randhall Bruce Carteri

    Published 2025-01-01
    “…Mitochondria are organelles of eukaryotic cells delimited by two membranes and cristae that consume oxygen to produce adenosine triphosphate (ATP), and are involved in the synthesis of vital metabolites, calcium homeostasis, and cell death mechanisms. …”
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  18. 898

    Time-resolved reflectivity technique: improvement and applications by K. M. A. EL-Kader

    Published 1999-01-01
    “…This method is applied on TRR spectra of crystalline silicon (c-Si) in a medium of oxygen and amorphous hydrogenated silicon (a-Si: H). …”
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  19. 899

    Increased Threshold Voltage of Amorphous InGaZnO Thin-Film Transistors After Negative Bias Illumination Stress by Dongsheng Hong, Bing Zhang, Dongli Zhang, Mingxiang Wang, Rongxin Wang

    Published 2024-01-01
    “…With the assistance of TCAD simulation, the positive shift of the transfer curve is attributed to the generation of acceptor-like trap states, which is proposed to be due to oxygen interstitials produced as a consequence of electron generation by the illumination, acceleration under the effect of negative gate bias, and breaking weakly bonded oxygen. …”
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  20. 900

    Investigation of the Pulsed Annular Gas Jet for Chemical Reactor Cleaning by Zvegintsev Valery Ivanovich, Nalivaichenko Denis Gennadievich, Chirkashenko Vladimir Fedorovich

    Published 2012-01-01
    “…For the solving of the task of reactor internal walls cleaning the pulsed gaseous system was suggested and investigated, which throws circular oxygen jet along surfaces through regular intervals. …”
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