Showing 961 - 980 results of 3,087 for search '"nitrogen"', query time: 0.08s Refine Results
  1. 961

    Spatiotemporal Distribution of Dissolved Oxygen in Surface Water in China Based on GIS Technology by WANG Shujuan, MA Yue, WANG Erlei, YAO Weigang, WU Qiong, GU Zhujun

    Published 2024-08-01
    “…In addition to geographical factors such as altitude and temperature, the distribution of dissolved oxygen is positively correlated with pH, total nitrogen, chemical oxygen demand, permanganate index, and five-day biochemical oxygen demand, but negatively correlated with water temperature, total phosphorus, and ammonia nitrogen. …”
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  2. 962

    New Insights into the Taxonomy of Bacteria in the Genomic Era and a Case Study with Rhizobia by Luisa Caroline Ferraz Helene, Milena Serenato Klepa, Mariangela Hungria

    Published 2022-01-01
    “…This example was chosen because of the importance of the symbiotic nitrogen fixation of legumes with rhizobia to the nitrogen input to both natural ecosystems and agricultural crops. …”
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  3. 963

    Formation of Ultra-Thin Nanotubular Chrysotile Particles and Their Thermal Properties by Shigeharu Kittaka, Tomoko Matsuda, Keisuke Yamaguchi, Akio Yamashita

    Published 2006-09-01
    “…The mesoporosity of the nanotubes was confirmed by the appearance of hysteresis loops in both nitrogen adsorption and water vapour adsorption measurements. …”
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  4. 964

    Surface Heterogeneity at the Solid-Gas Interface of Hydrophilic Solids Modified by Water-Repellent Molecules by F. Villiéras, M. Chamerois, J. Yvon, J.M. Cases

    Published 2007-10-01
    “…The surface heterogeneity was analysed using nitrogen, argon and water as molecular probes. Low-pressure adsorption techniques coupled with derivative isotherm summation (DIS) analysis of the experimental curves gave quantitative information on the decrease in the calcite surfaces and the increase in the WRM surfaces. …”
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  5. 965

    Rumen-Degradable Starch Improves Rumen Fermentation, Function, and Growth Performance by Altering Bacteria and Its Metabolome in Sheep Fed Alfalfa Hay or Silage by Wenliang Guo, Meila Na, Shuwei Liu, Kenan Li, Haidong Du, Jing Zhang, Renhua Na

    Published 2024-12-01
    “…Alfalfa silage due to its high protein can lead to easier feeding management, but its high proportion of rumen-degradable protein can reduce rumen nitrogen utilization. Nevertheless, increasing dietary energy can enhance ruminal microbial protein synthesis. …”
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  6. 966

    Nutrient dynamics and discharge in a coastal sandy beach aquifer by Xuejing WANG, Yifan GUO, Shengchao YU, Qianqian WANG, Hailong LI, Chunmiao ZHENG

    Published 2025-01-01
    “…SGD with high ratio of nitrogen to phosphorus had important impacts on the nutrient structure of coastal seawater. …”
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  7. 967

    Separation of the N/CH Mixture through Hydrate Formation in Ordered Mesoporous Carbon by Qiaobei Dong, Wei Su, Xiuwu Liu, Jia Liu, Yan Sun

    Published 2014-12-01
    “…A method to separate a gaseous mixture of nitrogen and methane by exploiting the difference between hydrate-formation pressures of nitrogen and methane has been developed to enrich the concentration of methane in low-quality coal-bed methane. …”
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  8. 968

    氮硅涂层陶瓷刀具切削铸铁磨损机理研究 by 阮铭业, 张建, 彭晓君, 朱先勇

    Published 2021-01-01
    “…In order to study the cutting performance and wear mechanism of nitrogen-silicon coated ceramic tools,TiAlN and CrAlN coatings were deposited on the surface of silicon nitride tool by physical vapor deposition( PVD).The tool life and wear mechanism were systematically studied by cutting gray cast iron HT200.Different depths of cut,feed rate and cutting speed were discussed.The wear condition of the lower tool,and pays attention to the optimal cutting speed of ceramic coated cast iron.The cutting performance of the tool under different cutting speeds is analyzed.The results show that the TiAlN and CrAlN coated tools can effectively improve the hardness of the tool.There is no obvious difference in the wear mechanism of gray cast iron.The wear mechanism is mainly abrasive wear.With the increase of cutting speed( V<sub>c</sub>= 250 m/min ~ 450 m/min),the cutting life of silicon nitride coated ceramic tools is rapidly reduced.Provide theoretical guidance for the development of nitrogen-silicon coated ceramic tools.…”
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  9. 969

    Wax Myrtle, Morella cerifera Synonym: Myrica cerifera by Debbie Miller, Mack Thetford, Chris Verlinde, Gabriel Campbell, Ashlynn Smith

    Published 2018-10-01
    “…Wax myrtle has been shown to contribute substantial nitrogen addition to soils via symbiotic relationships with nitrogen-fixing microorganisms residing in soils (Permar and Fisher 1983). https://edis.ifas.ufl.edu/sg176 This publication is derived from information in SGEB-75/SG156, Dune Restoration and Enhancement for the Florida Panhandle, by Debbie Miller, Mack Thetford, Christina Verlinde, Gabriel Campbell, and Ashlynn Smith. https://edis.ifas.ufl.edu/sg156. …”
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  10. 970

    Galvanic Interaction between Chalcopyrite and Pyrite with Low Alloy and High Carbon Chromium Steel Ball by Asghar Azizi, Seid Ziaoddin Shafaei, Mohammad Noaparast, Mohammad Karamoozian

    Published 2013-01-01
    “…High carbon chromium steel ball under nitrogen gas has the lowest galvanic current, and low alloy steel ball under oxygen gas had the highest galvanic current. …”
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  11. 971

    Future yield growth in Africa mitigates agricultural greenhouse gas emissions by Saloni Shah, Dan Blaustein-Rejto, Linus Blomqvist

    Published 2025-01-01
    “…Increased use of nitrogen fertilizer and other agricultural inputs is important for raising crop yields and meeting growing food demand, but risks increasing greenhouse gas emissions. …”
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  12. 972

    Study for Urban Dike-pond System on Non-point Pollution Control in Hydro-fluctuation Belt of the Hanfeng Lake by ZHANG Xin, CHEN Yaxian, ZHENG Yarong, XIAO Xing, WANG Yan, SUN Rong

    Published 2020-01-01
    “…Based on the wetland system of urban landscape dike-pond,and enhanced biological treatment of dike-pond by planting a variety of aquatic plants,this paper discusses the ability of multi-pond wetland system to reduce nitrogen,phosphorus,COD and other pollutants in urban surface runoff,and analyzes the concentration change of nitrogen,phosphorus,COD and other pollutants in urban surface along the lake.The results show that:Before and after rain,the multi-pond system has a better treatment effect on urban surface runoff;the larger the area and the higher the vegetation coverage,the better the treatment effect on surface runoff sewage.Both before and after the rain,artificially designed dike-ponds have higher pollutant removal efficiency than the natural dike-ponds.In overall,the wetland systems of urban landscape dike-pond have better treatment effect on surface runoff,the removal efficiency after rain is higher than that before rain,and TN,TP,NH<sup>+</sup><sub>4</sub>-N,COD reduces along the lake.…”
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  13. 973

    Elaboration of the Al-Al3Ni Alloy Eutectic by a Carbothermal Process by Imane Bahaj, Mohammed Kaddami, Mohamed Essahli

    Published 2022-01-01
    “…The annealing of these obtained phases during 1 h and under a nitrogen flow atmosphere at the temperature of 600°C allowed us to obtain the Al-Al3Ni alloy devoid of oxides. …”
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  14. 974

    Adsorptive removal of methylene blue from aqueous solution using coal fly ash-derived mesoporous silica material by Ning Yuan, Hui Cai, Tian Liu, Qi Huang, Xinling Zhang

    Published 2019-05-01
    “…The obtained CFA-MS was characterized by Fourier transform infrared spectroscopy, nitrogen adsorption–desorption measurement, powder X-ray diffraction and transmission electron microscopy. …”
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  15. 975

    Light and nutrients modulate the temperature‐sensitivity of growth in phytoplankton by Vanessa Weber de Melo, Marc J.‐F. Suter, Anita Narwani

    Published 2025-02-01
    “…To understand the impacts of resource limitation on temperature sensitivities, we performed experiments manipulating temperature and three key resources (nitrogen, phosphorus, and light) in six species of freshwater phytoplankton. …”
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  16. 976

    Pyrolytic Product Distribution Analysis on Co-Pyrolysis of Face Mask Waste and Lignocellulosic Waste by Rain Agri Mahendra

    Published 2024-01-01
    “…Particles, temperature, nitrogen flow rate and waste characterization affected the resulting product. …”
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  17. 977

    Wax Myrtle, Morella cerifera Synonym: Myrica cerifera by Debbie Miller, Mack Thetford, Chris Verlinde, Gabriel Campbell, Ashlynn Smith

    Published 2018-10-01
    “…Wax myrtle has been shown to contribute substantial nitrogen addition to soils via symbiotic relationships with nitrogen-fixing microorganisms residing in soils (Permar and Fisher 1983). https://edis.ifas.ufl.edu/sg176 This publication is derived from information in SGEB-75/SG156, Dune Restoration and Enhancement for the Florida Panhandle, by Debbie Miller, Mack Thetford, Christina Verlinde, Gabriel Campbell, and Ashlynn Smith. https://edis.ifas.ufl.edu/sg156. …”
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  18. 978
  19. 979

    Effect of Vacancy Defects on the Electronic Structure and Optical Properties of GaN by Lili Cai, Cuiju Feng

    Published 2017-01-01
    “…Crystal parameters decrease in GaN with nitrogen vacancy (GaN:VN) and increase in GaN with gallium vacancy (GaN:VGa). …”
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  20. 980

    Organic manure and fertilizer N management strategies improve soil health at different growth stages of pearl millet under pearl millet-wheat sequence by Sunita Sheoran, Dhram Prakash, Dev Raj, Parmod Kumar Yadav, Rameshwar Singh, Rajeev Kumar Gupta, Saud Alamri, Manzer H. Siddiqui, Shahbaz Khan

    Published 2025-01-01
    “…The effectiveness order was FYM15 > FYM10 > FYM5 > FYM0. Chemical nitrogen fertilization also enhanced soil properties, with FYM15 improving DOC, available nitrogen, and enzyme activities during various growth stages. …”
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