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Showing 1-20 of 1,585 results
  1. Defluorination Techniques: Past, Present and Future Prospective

    Fluoride ions are commonly found in minerals like mica, fluorapatite, muscovite, topaz, biotite, sellaite, cryolite, muscovite, and fluorspar....

    Rahul Khatkar, Suman Nagpal in Korean Journal of Chemical Engineering
    Article 20 February 2024
  2. Fluorine recovery through alkaline defluorination of polyvinylidene fluoride

    The establishment of technological approaches for the defluorination of waste fluoropolymers and recovery of eliminated F may contribute to the...

    Yoshinori Morita, Yuko Saito, ... Toshiaki Yoshioka in Journal of Material Cycles and Waste Management
    Article Open access 25 July 2023
  3. Substantial defluorination of polychlorofluorocarboxylic acids triggered by anaerobic microbial hydrolytic dechlorination

    Chlorinated polyfluorocarboxylic acids (Cl-PFCAs) derived from the widely used chlorotrifluoroethylene oligomers and polymers may enter and influence...

    Bosen **, Huaqing Liu, ... Yujie Men in Nature Water
    Article 15 May 2023
  4. Defluorination of monofluorinated alkane by Rhodococcus sp. NJF-7 isolated from soil

    Microbial degradation of fluorinated compounds raised significant attention because of their widespread distribution and potential environmental...

    Meng Yan, Zhaozhao Gao, ... **angui Lin in AMB Express
    Article Open access 06 June 2024
  5. Hydrothermal defluorination of fluorobenzene in the presence of sodium hydroxide

    Since fluorinated organic compounds are widely used in various industries, generating large amounts of waste, an effective disposal method is...

    Jun Endo, Toshitaka Funazukuri in Journal of Material Cycles and Waste Management
    Article 17 July 2023
  6. Photochemical degradation pathways and near-complete defluorination of chlorinated polyfluoroalkyl substances

    Chlorinated polyfluoroalkyl substances (Cl x –PFAS) are an emerging class of pollutants worldwide. Here we demonstrate near-complete defluorination...

    **yu Gao, Zekun Liu, ... **yong Liu in Nature Water
    Article 03 April 2023
  7. Defluorination of Waste Cathodic Carbon Through Steam Under Conventional High-Temperature Roasting

    With the development of the electrolytic aluminum industry, a large number of waste cathode carbons (WCC) of electrolytic aluminum remain, which are...

    Wuchen Cai, Hongying **a, ... Yingjie Xu in JOM
    Article 13 October 2022
  8. The path to complete defluorination of PFAS

    Zulin Zhang, Yongfei Ma in Nature Water
    Article 03 April 2023
  9. Thermal defluorination behaviors of PFOS, PFOA and PFBS during regeneration of activated carbon by molten salt

    Current study proposes a green regeneration method of activated carbon (AC) laden with Perfluorochemicals (PFCs) from the perspective of...

    Zhichao Shen, Lu Zhan, Zhenming Xu in Frontiers of Environmental Science & Engineering
    Article 16 December 2021
  10. The Defluorination of SiF4 on Si (1 1 1) Surfaces: a Density Functional Theory Study

    In this paper, the defluorination of SiF 4 on Si (1 1 1) surface are studied by adopting density functional theory calculation. SiF 4 defluorination on...

    Deju Wei, Qishan Huan, ... Anjiang Tang in Silicon
    Article 27 January 2022
  11. Preliminary study on isolation and characterization of bacteria with defluorination towards perfluorooctanoic acid (PFOA)

    Perfluorooctanoic acid (PFOA) belongs to the class of persistent organic pollutants widely distributed in the environment, and has the...

    Jianguo Ren, Yuan** Mao, Junli Wang in Biologia
    Article 21 May 2024
  12. Selective Defluorination Induced by Photoactive Metallocomplexes

    As the importance of partially fluorinated compounds continues to surface in the agricultural, pharmaceutical, and material fields, new synthetic...
    Jimmie D. Weaver, Ryne Overfield in Springer Handbook of Inorganic Photochemistry
    Chapter 2022
  13. Synthesis and Preliminary Evaluation of an 18F-labeled Oleate Analog to Image Fatty Acid Beta-Oxidation in the Absence of Metabolic Defluorination

    Purpose

    Fatty acid oxidation (FAO) is a key parameter for evaluating cardiovascular, oncologic, neurologic, and other metabolic diseases. Several...

    Yoshihiro Murakami, Yuji Fujita, Hiroshi Fushiki in Molecular Imaging and Biology
    Article 11 October 2022
  14. Oxidative defluorination of fluorinated ethylene propylene polymer in moist Cl2 at a low temperature: A mechanistic insight

    Defluorination of fluorinated ethylenepropylene (FEP) occurred by reaction with moist Cl 2 in the presence of HCl and O 2 at -20 °C is described. White...

    Santosh Agrawal, Ninad Ingle, ... Pradip Munshi in Journal of Polymer Research
    Article 29 May 2021
  15. Studying the Possibility for Defluorination of Calcium and Rare-Earth Fluorides by Ammonium Sulfate

    Abstract

    The processes of solid-phase interaction between calcium and rare-earth fluorides and ammonium sulfate have been studied. Based on...

    G. F. Krysenko, D. G. Epov, ... M. A. Medkov in Theoretical Foundations of Chemical Engineering
    Article 01 September 2021
  16. The Effect and Potential Mechanism of Cement-Based Pellets for Fluoride Removal from Surface Water

    Fluoride contamination in water is a global health concern. While many studies have used simulated fluoride-containing solutions in labs, few have...

    Chun Yang, Benhong Liu, ... Rongting **ang in Water, Air, & Soil Pollution
    Article 20 July 2023
  17. Defluorination and adsorption of tetrafluoroethylene (TFE) on TiO2(110) and Cr2O3(0001)

    Here, we show that metal oxide surfaces catalyze the formation of intermediate defluorinated tetrafluoroethylene (TFE) radicals, resulting in...

    Jessiel Siaron Gueriba, Nur Ellina Annisa Salehuddin, ... Tatsumi Kawafuchi in Scientific Reports
    Article Open access 03 November 2021
  18. Highly efficient C–F bond cleavage to access esters over robust silicon-aluminum phosphate catalyst

    Trifluoromethyl defluorination reaction plays a crucial role in promoting drug discovery, pesticide development and materials science. However,...

    Menglu Cai, **aoguang Zhang, ... Liyan Dai in Journal of Materials Science
    Article 25 January 2024
  19. Near-complete destruction of PFAS in aqueous film-forming foam by integrated photo-electrochemical processes

    Per- and polyfluoroalkyl substances (PFAS) are highly recalcitrant pollutants in the water environment worldwide. Aqueous film-forming foam (AFFF)...

    Yunqiao Guan, Zekun Liu, ... Yang Yang in Nature Water
    Article 01 May 2024
  20. A Superior Technology for Removing Fluorine from Spent Cathode Carbon: Optimization of the Process by Response Surface Methodology

    Spent cathode carbon is a type of waste generated during the maintenance or replacement of aluminum reduction cells, which contains some toxic...

    Wanzhang Yang, Wuchen Cai, ... Libo Zhang in JOM
    Article 03 May 2024
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