Showing 541 - 560 results of 4,117 for search '"ions"', query time: 0.09s Refine Results
  1. 541

    Estimation of Non-Marine Fractions of Ions in Rainwater at Three Sites of Different Characteristics in Haryana State (India) by Yogender Singh, Ankita Katoch, Sudesh Yadav, Saurabh Dhakad, Umesh Chandra Kulshrestha

    Published 2024-04-01
    “…This study reports the wet deposition of major ions at three sites having different land use and land cover (LULC) characteristics in Haryana state, located in the agriculturally dominated northwestern part of India. …”
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    Article
  2. 542

    Adsorption of TDS and chloride ions from partially treated tannery wastewater using activated coffee husk by Nazrawit Debebe Tadess, Getasew Yehuala Gezahegn, Yosef Hagos Abrha

    Published 2025-01-01
    “…The carbonized coffee husk was then used to remove total dissolved solids (TDS) and chloride ions from tannery wastewater. To investigate the adsorption process of TDS and chloride ions on the activated coffee husk surface, contact time (1–3 h), pH (5–9), and adsorbent dosage (1–3 g/L) were considered. …”
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  3. 543
  4. 544

    Sonication Enhanced Removal of Nickel and Cobalt Ions from Polluted Water Using an Iron Based Sorbent by Zari Hooshyar, Ghasem Rezanejade Bardajee, Yousef Ghayeb

    Published 2013-01-01
    “…The results showed that the presence of cobalt ions in the solution enhances the removal efficiency of nickel by ZVI nanoparticles to about 64% which is one of the advantages of this protocol.…”
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  5. 545

    Preparation, characterization, and performance of 4A zeolite based on opal waste rock for removal of ammonium ion by Zongshan Wu, Jingjing Xie, Haibo Liu, Tianhu Chen, Peng Cheng, Can Wang, Dianchao Kong

    Published 2018-12-01
    “…In this study, 4A zeolite was prepared from opal waste rock by hydrothermal method and applied in ammonium ion adsorption. To optimize synthesis conditions, the effect of crystallization time (1–8 h), crystallization temperature (65–115°C), Na 2 O/SiO 2 (0.6–2.0), H 2 O/Na 2 O (20–70), and SiO 2 /Al 2 O 3 (1.0–3.5) was investigated. …”
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    Article
  6. 546

    Trace level detection of Pb2+ ion using organic ligand as fluorescent-on probes in aqueous media by Maria Sadia, Jehangir Khan, Rizwan Khan, Syed Wadood Ali Shah, Adil Zada, Muhammad Zahoor, Riaz Ullah, Essam A. Ali

    Published 2025-01-01
    “…The sensor exhibited high efficiency and selectivity in detecting Pb2+ ions, even in the presence of potential interfering ions such as Mn2+, Cu2+, Co2+, Cr3+, Ni2+, Ce3+, Hg2+, and Cd2+ in aqueous solutions. …”
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  7. 547

    Waste Foundry Sand as Permeable and Low Permeable Barrier for Restriction of the Propagation of Lead and Nickel Ions in Groundwater by Ayad A. H. Faisal, Zaid Abed Al-Ridah, Laith A. Naji, Mu. Naushad, Hamed A. El-Serehy

    Published 2020-01-01
    “…This work aims to investigate the ability of using waste foundry sand (WFS) resulting as inexpensive by-product from steel industry in the low permeability barrier (LPB) and permeable reactive barrier (PRB) technologies for restriction of the movement of lead and nickel ions in the groundwater. Outputs of flask and tank tests certified that this material could capture these ions with sorption efficiency greater than 95% at time, pH, sorbent dosage, and speed equal to 60 min, 4 for lead and 6 for nickel, 2.5 g/100 mL, and 250 rpm, respectively. …”
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  8. 548
  9. 549
  10. 550

    Structural basis for metal ion transport by the human SLC11 proteins DMT1 and NRAMP1 by Márton Liziczai, Ariane Fuchs, Cristina Manatschal, Raimund Dutzler

    Published 2025-01-01
    “…We show that both proteins catalyze selective metal ion transport coupled to the symport of H+, but additionally also mediate uncoupled H+ flux. …”
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  11. 551
  12. 552

    Fast Atomic Charge Calculation for Implementation into a Polarizable Force Field and Application to an Ion Channel Protein by Raiker Witter, Margit Möllhoff, Frank-Thomas Koch, Ulrich Sternberg

    Published 2015-01-01
    “…Class I and II force fields mostly calculate with fixed atomic charges which can cause inadequate descriptions for highly charged molecules, for example, ion channels or metalloproteins. Changes in charge distributions can be included into molecular mechanics calculations by various methods. …”
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  13. 553

    State of Charge Estimation for Lithium-Ion Battery via MILS Algorithm Based on Ensemble Kalman Filter by Quanchun Yan, Kangkang Yuan, Wen Gu, Chenlong Li, Guoqiang Sun, Yanan Liu

    Published 2021-01-01
    “…Accurate state of charge (SOC) is great significant for lithium-ion battery to maximize its performance and prevent it from overcharging or overdischarging. …”
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  14. 554

    Fabrication of TiO2 Nanofilm Photoelectrodes on Ti Foil by Ti Ion Implantation and Subsequent Annealing by Yichao Liu, Feng Ren, Guangxu Cai, Mengqing Hong, Wenqing Li, Xiangheng Xiao, Wei Wu, Changzhong Jiang

    Published 2014-01-01
    “…The TiO2 photoelectrodes fabricated on the substrate of Ti foils by Ti ions implantation and subsequent annealing at different temperatures were applied for water splitting. …”
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  15. 555

    Adsorption of Cu(II) Ions onto a Cellulosic Biosorbent, Leaf Powder: Application in Water Treatment by Krishna Gopal Bhattacharyya, Arunima Sarma, Jyotirekha Sarma

    Published 2010-12-01
    “…In the present work, Azadirachta indica (neem) leaves were converted to a powder for use in the separation of Cu(II) ions from water. The powdered biomass was investigated as a sorbent for Cu(II) ions employing pH, time, initial Cu(II) ion concentration and the amount of sorbent as the experimental variables. …”
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  16. 556

    A Comparative Study of the Removal of Heavy Metal Ions from Synthetic Wastewaters Using Different Adsorbents by Emmanuel A. Oluyemi, John A.O. Oyekunle, Samuel O. Olasoji

    Published 2009-06-01
    “…The concentrations of the heavy metal ions in the mixed standard solutions were determined before and after contact with the adsorbents via atomic absorption spectrophotometry (AAS). …”
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  17. 557

    Phosphate Ion Removal from Aqueous Solution Using an Iron Oxide-Coated Fly Ash Adsorbent by Shuhua Yao, Jinyan Li, Zhongliang Shi

    Published 2009-07-01
    “…The comparative adsorption of phosphate ions by the composite adsorbent and fly ash was investigated using batch experiments. …”
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  18. 558
  19. 559

    Utilization of Macadamia Nutshell Residue for the Synthesis of Magnetic Activated Carbon toward Zinc (II) Ion Removal by Minh-Trung Dao, Thi-Phuong-Linh Tran, Duc-Thuong Vo, Van-Kieu Nguyen, Le-Thuy-Thuy-Trang Hoang

    Published 2021-01-01
    “…The feasibility of removing zinc (II) ion from an aqueous solution of the activated carbon/Fe3O4 (AC/Fe3O4) composite was examined. …”
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  20. 560