Showing 2,581 - 2,600 results of 3,087 for search '"nitrogen"', query time: 0.09s Refine Results
  1. 2581

    Redox-mediated reverse water gas shift integrated with ammonia cracking over Ni/La0.75Sr0.25Cr0.5Mn0.5O3−δ by Martin Keller, Shih-Yuan Chen, Atul Sharma

    Published 2025-05-01
    “…The Ni catalyst exhibits undesirable nitrogen uptake at ∼500 °C, and the redox capacity of LSCM with NH3 and CO2 decreases with temperature. …”
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  2. 2582

    Environmental Pollutants as Emerging Concerns for Cardiac Diseases: A Review on Their Impacts on Cardiac Health by Vinay Kumar, Hemavathy S, Lohith Kumar Dasarahally Huligowda, Mridul Umesh, Pritha Chakraborty, Basheer Thazeem, Anand Prakash Singh

    Published 2025-01-01
    “…Specifically, carbon monoxide (CO), ozone, particulate matter (PM<sub>2.5</sub>), nitrogen dioxide (NO<sub>2</sub>), sulfur dioxide (SO<sub>2</sub>), heavy metals, pesticides, and micro- and nanoplastics have been implicated in cardiovascular morbidity and mortality through various mechanisms. …”
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  3. 2583

    Land Use and Land Cover Dynamics and Properties of Soils under Different Land Uses in the Tejibara Watershed, Ethiopia by Sabiela Fekad Fentie, Kehali Jembere, Endalkachew Fekadu, Dessale Wasie

    Published 2020-01-01
    “…For the determination of physical (texture and bulk density) and chemical soil properties such as electrical conductivity (EC), organic matter (OM), total nitrogen (TN), and available phosphorus (AP), standard laboratory procedures were employed. …”
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  4. 2584

    Mechanistic insights and atmospheric implications of the degradation reaction of 3-methoxy-1-propanol by reaction with hydroxyl radicals and identification of the end products in t... by Abolfazl Shiroudi, Theo Kurtén, Jacek Czub

    Published 2025-01-01
    “…Successive pathways involve the addition of molecular oxygen to the energized adducts [3M1P]•, forming [3M1P–O2]• peroxy radicals, which primarily react with nitric oxide to produce nitrogen dioxide and the [3M1P–O]• alkoxy radicals. …”
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  5. 2585

    SPECTRAL PROPERTIES OF TWO WATER-SOLUBLE MELANINS by V.M. Kravchenko, T.V. Beregova, M.Yu. Lositskyi, T.O. Kondratyuk, S.A. Davydenko, E.S. Davydenko, S.S. Davydenko, L.P. Buchatskyi, V.M. Yashchuk

    Published 2024-12-01
    “…In the spectral region of 200–900 nm, optical absorption spectra at room temperature, fluorescence spectra, and fluorescence excitation at room temperature and liquid nitrogen temperature (78 K) are measured. Results. …”
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  6. 2586

    Combustion Characteristics of Mui and Taru Basin Coal in a Fluidized Bed Combustor by Brian Ondari, Zachary Siagi, Anil Kumar

    Published 2021-01-01
    “….% 1.94, 1.89, and 1.07; carbon 65.68, 60.98, and 51.10%; hydrogen 5.97, 5.70, and 5.09%; nitrogen 0.92, 0.94, and 1.00%; and oxygen 11.62, 12.33, and 11.13%, respectively. …”
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  7. 2587

    Palladium-catalyzed Suzuki–Miyaura cross-coupling with $\alpha $-aminophosphonates based on 1,3,4-oxadiazole as ligands by Hkiri, Shaima, Touil, Soufiane, Samarat, Ali, Sémeril, David

    Published 2022-02-01
    “…A solid-state structure revealed the trans coordination of the two nitrogenated ligands. The presence of a hemilabile P(O)(OEt)$_{2}$ moiety in the $\alpha $-aminophosphonates was exploited into palladium-catalyzed Suzuki–Miyaura cross-coupling of aryl halides. …”
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  8. 2588

    Preparation of Cathode-Anode Integrated Ceramic Filler and Application in a Coupled ME-EGSB-SBR System for Chlortetracycline Industrial Wastewater Systematic Treatment by Yuanfeng Qi, Suqing Wu, Fei Xi, Shengbing He, Chunzhen Fan, Bibo Dai, Jungchen Huang, Meng Meng, Xiangguo Zhu, Lei Wang

    Published 2016-01-01
    “…Secondly, expanded granular sludge bed (EGSB) and sequencing batch reactor (SBR), serving as the secondary biological treatment, were mainly focusing on chemical oxygen demand (COD) and ammonia nitrogen (NH3-N) removal. The coupled ME-EGSB-SBR system removed about 98.0% of CODcr and 95.0% of NH3-N and the final effluent met the national discharged standard (C standard of CJ 343-2010, China). …”
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  9. 2589

    Intelligent Monitoring System for Biogas Detection Based on the Internet of Things: Mohammedia, Morocco City Landfill Case by Jamal Mabrouki, Mourade Azrour, Ghizlane Fattah, Driss Dhiba, Souad El Hajjaji

    Published 2021-03-01
    “…During the rainy season, the average production of methane, carbon dioxide, and oxygen and nitrogen are currently 56%, 32%, and 1%, respectively, compared to 51%, 31%, and 0.8%, respectively, for old waste. …”
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  10. 2590

    Precision biotic as an effective replacement of hydrolyzed yeast and butyrate in antibiotic free diets of broiler chickens raised under field conditions by C. Bortoluzzi, M. Ghanbari, J.C. Gonzáles, J.O. Bohórquez, R. Paredes, Y. Mauri, C.A. Lozano-Poveda

    Published 2025-02-01
    “…However, significant functional changes were observed in the microbiome of birds fed PB, with enrichment in the pathways related to carbon and nitrogen metabolism. These changes were associated with an increased carbon metabolism index (P = 0.05), which can lead to higher endogenous short-chain fatty acids (SCFAs) production. …”
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  11. 2591

    Sustainable leachate treatment by integrating electrolysis with palm-shell activated carbon contactor for environmental protection by Amimul Ahsan, Muhamad Jasarudin Bin Mat Ali, Md. Redowan Rashid, Mozaher Ul Kabir, Md. Shafiquzzaman, Monzur Imteaz, Syazwani Idrus, Mohammad Aljaradin, Mohammad T. Alresheedi

    Published 2025-01-01
    “…The utilization of aluminum and iron electrodes in electrolysis has exhibited enhanced efficacy in the removal of several parameters, including ammonia nitrogen, total suspended solids (TSS), chemical oxygen demand (COD) and biochemical oxygen demand (BOD). …”
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  12. 2592

    How Long, Narrowly Constructed Wetlands Purify Irrigation Return Water: A Case Study of Ulansuhai Lake, China by Xufeng Mao, Donghai Yuan, Liansheng He, Xiaoyan Wei, Qiong Chen, Libo Bian, Junqi Li

    Published 2015-01-01
    “…The 1200 m long, narrowly constructed wetland resulted in the average reduction rates of total nitrogen (TN) and total phosphorus (TP) of up to 22.1% and 21.5%, respectively. …”
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  13. 2593

    Norfloxacin and N-Donor Mixed-Ligand Copper(II) Complexes: Synthesis, Albumin Interaction, and Anti-Trypanosoma cruzi Activity by Darliane A. Martins, Ligiane R. Gouvea, Gabriel S. Vignoli Muniz, Sonia R. W. Louro, Denise da Gama Jaen Batista, Maria de Nazaré C. Soeiro, Letícia R. Teixeira

    Published 2016-01-01
    “…Copper(II) complexes with the first-generation quinolone antibacterial agent norfloxacin containing a nitrogen donor heterocyclic ligand 2,2′-bipyridine (bipy) or 1,10-phenanthroline (phen) were prepared and characterized by IR, EPR spectra, molar conductivity, and elemental analyses. …”
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  14. 2594

    Protective Effect of Melatonin on Acute Pancreatitis by Jolanta Jaworek, Joanna Szklarczyk, Andrzej K. Jaworek, Katarzyna Nawrot-Porąbka, Anna Leja-Szpak, Joanna Bonior, Michalina Kot

    Published 2012-01-01
    “…The beneficial effect of melatonin on acute pancreatitis, which has been reported in many experimental studies and supported by clinical observations, is related to: (1) enhancement of antioxidant defense of the pancreatic tissue, through direct scavenging of toxic radical oxygen (ROS) and nitrogen (RNS) species, (2) preservation of the activity of antioxidant enzymes; such as superoxide dismutase (SOD), catalase (CAT), or glutathione peroxidase (GPx), (3) the decline of pro-inflammatory cytokine tumor necrosis α (TNFα) production, accompanied by stimulation of an anti-inflammatory IL-10, (4) improvement of pancreatic blood flow and decrease of neutrophil infiltration, (5) reduction of apoptosis and necrosis in the inflamed pancreatic tissue, (6) increased production of chaperon protein (HSP60), and (7) promotion of regenerative process in the pancreas. …”
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  15. 2595

    Optimizing nutrient management for Kodo millet (Paspalum scrobiculatum L.) in the Alfisols of Southern India through modeling soil, plant, and fertilizer interactions by Krishna Murthy Rangaiah, Bhavya Nagaraju, Govinda Kasturappa, Basavaraja Pujari Kadappa, Uday Kumar Sugaturu Narayanaswamy, Mohamed Saqeebulla Hussain Sab, Gangamrutha Godekere Veerabadraiah, Sanjay Srivastava, Pradip Dey

    Published 2024-12-01
    “…In this context, soil test crop response (STCR) experiments on kodo millet were conducted from 2020 to 2022 to assess relationships between yield, soil, plant, and fertilizer nitrogen (N), phosphorus (P), and potassium (K) and calibrate optimum nutrient doses for attaining yield targets. …”
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  16. 2596

    Fabrication of heteroatom-doped graphene-porous organic polymer hybrid materials via femtosecond laser writing and their application in VOCs sensing by Rasha Diab, Ganjaboy Boltaev, Mahmoud M. Kaid, Ahmad Fawad, Hani M. El-Kaderi, Mohammad H. Al-Sayah, Ali S. Alnaser, Oussama M. El-Kadri

    Published 2025-01-01
    “…X-ray Photoemission Spectroscopy (XPS) confirmed the formation of a hierarchical porous hybrid material with high nitrogen (N) and oxygen (O) self-doping in the graphene. …”
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  17. 2597

    6-Bromoindole- and 6-Bromoindazole-Based Inhibitors of Bacterial Cystathionine γ-Lyase Containing 3-Aminothiophene-2-Carboxylate Moiety by Roman A. Novikov, Dmitry N. Platonov, Alexander Yu. Belyy, Konstantin V. Potapov, Maxim A. Novikov, Yury V. Tomilov, Olga I. Kechko, Tatiana A. Seregina, Anastasia S. Zemskaya, Pavel N. Solyev, Vladimir A. Mitkevich

    Published 2025-01-01
    “…Their syntheses are based on 6-bromoindole, 6-bromoindazole and methyl 5-(bromomethyl)-3-((ethoxycarbonyl)amino)thiophene-2-carboxylate as the main building blocks, assembling the rest of the heterocyclic system on their basis at the nitrogen atom. We assessed the ability of the new inhibitors to potentiate the antimicrobial activity of gentamicin.…”
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  18. 2598

    Soil Reflectance Composite for Digital Soil Mapping in a Mediterranean Cropland District by Monica Zanini, Uta Heiden, Leonardo Pace, Raffaele Casa, Simone Priori

    Published 2024-12-01
    “…This study uses legacy soil data and digital soil mapping (DSM) to produce accurate, low-cost maps of key soil properties, namely clay, sand, total lime (CaCO<sub>3</sub>), organic carbon (SOC), total nitrogen (TN), and the cation-exchange capacity (CEC). …”
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  19. 2599

    Iron nanoparticle/carbon nanotube composite as oxidase-like nanozyme for visual analysis of total antioxidant capacity by Junlin Liu, Sophia Xie, Nan Wang, Zhongyue Sun, Lina Tang, Guo-jun Zhang, John Tressel, Yulin Zhang, Yujie Sun, Shaowei Chen

    Published 2025-01-01
    “…Herein, a visual TAC assay is developed based on the oxidase-like activity of nitrogen-doped carbon nanotubes loaded with Fe nanoparticles (FeNPs@NCNT), which is prepared via high-temperature pyrolysis of metal-organic framework precursors and can catalyze the oxidation of colorless o-phenylenediamine (OPD) to colored 2,3-diaminophenazine (DAP). …”
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  20. 2600

    Lebanese Cannabis sativa L. extract protects from cisplatin-induced nephrotoxicity in mice by inhibiting podocytes apoptosis by Alia Khalil, Sahar Al Toufaily, Wassim Shebaby, Marissa El Hage, Dima Mroue, Wissam Faour, Mohamad Mroueh

    Published 2025-01-01
    “…Animal body weight, serum creatinine, blood urea nitrogen (BUN), and proteinuria were measured. Results Cell viability assay and western blot analysis revealed that COE prevented apoptosis induced by cisplatin in cultured immortalized rat podocytes. …”
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