Showing 241 - 260 results of 430 for search '"hydrogen peroxide"', query time: 0.04s Refine Results
  1. 241

    Heterogeneous Photo-Fenton-like Degradation of Oxytetracycline Containing Wastewater by Gülin Ersöz, Ceren Orak

    Published 2024-03-01
    “…In this study, the effects of key reaction parameters such as pH (3, 6, 9), catalyst amount (0-0.8 g/L), initial hydrogen peroxide concentration (HP, 0-20 mM) on the degradation of oxytetracycline were studied. …”
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  2. 242

    Heterogeneous UV/Fenton-Like Degradation of Methyl Orange Using Iron Terephthalate MIL-53 Catalyst by Pham Dinh Du, Huynh Thanh Danh, Pham Ngoc Hoai, Nguyen Mau Thanh, Vo Thang Nguyen, Dinh Quang Khieu

    Published 2020-01-01
    “…MIL-53 with UV irradiation exhibits high catalytic activity for MO degradation by hydrogen peroxide. The factors affecting the efficiency of MO decomposition including pH of the solution, H2O2 concentration, catalyst dosage, initial MO concentration, and reaction temperature were addressed. …”
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  3. 243

    Lactic Acid Bacteria from African Fermented Cereal-Based Products: Potential Biological Control Agents for Mycotoxins in Kenya by Eliud N. Wafula, Christabel N. Muhonja, Josiah O. Kuja, Eddy E. Owaga, Huxley M. Makonde, Julius M. Mathara, Virginia W. Kimani

    Published 2022-01-01
    “…The lactic acid bacteria (LAB) are generally regarded as safe (GRAS) due to their long history of application in food fermentation systems and ability to produce antimicrobial compounds (hydroxyl fatty acids, organic acids, phenyllactic acid, hydrogen peroxide, bacteriocins, and carbon dioxide) with a broad range of antifungal activity. …”
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  4. 244

    The effect of FeSO4, nanoscale silver and { Mo72Fe30} cluster on the oxidation of ethylene glycol by H2O2 by S.Yu.. Menshikov, A.N. Malyshev, V.S. Kurmacheva, S.A. Fedorov, M.O. Tonkushina, A.A. Ostroushko

    Published 2024-12-01
    “… The catalytic properties of FeSO4, nanocluster iron-molybdenum polyoxometalate {Mo72Fe30} and nanoscale metallic silver in the liquid-phase oxidation of the ethylene glycol aqueous solutions by hydrogen peroxide were studied. O-phenylenediamine was added to the reaction mixtures obtained after oxidation to determine the oxidation products containing the aldehyde group. …”
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  5. 245

    Single Step Formation of C-TiO2 Nanotubes: Influence of Applied Voltage and Their Photocatalytic Activity under Solar Illumination by Chin Wei Lai, Srimala Sreekantan

    Published 2013-01-01
    “…Self-aligned and high-uniformity carbon (C)- titania (TiO2) nanotube arrays were successfully formed via single step anodization of titanium (Ti) foil at 30 V for 1 h in a bath composed of ethylene glycol (EG), ammonium fluoride (NH4F), and hydrogen peroxide (H2O2). It was well established that applied voltage played an important role in controlling field-assisted oxidation and field-assisted dissolution during electrochemical anodization process. …”
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  6. 246

    Adsorptive Removal of Hexavalent Chromium by Diphenylcarbazide-Grafted Macadamia Nutshell Powder by Londolani C. Maremeni, Sekomeng J. Modise, Fanyana M. Mtunzi, Michael J. Klink, Vusumzi E. Pakade

    Published 2018-01-01
    “…Macadamia nutshell powder oxidized by hydrogen peroxide solutions (MHP) was functionalized by immobilizing 1,5′-diphenylcarbazide (DPC) on its surface. …”
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  7. 247

    HPLC Evaluation of Phenolic Profile, Nutritive Content, and Antioxidant Capacity of Extracts Obtained from Punica granatum Fruit Peel by Sushil Kumar Middha, Talambedu Usha, Veena Pande

    Published 2013-01-01
    “…For this, extracts were screened for possible antioxidant activities by free radical scavenging activity (DPPH), hydrogen peroxide scavenging activity and ferric-reducing antioxidant power (FRAP) assays. …”
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  8. 248

    Standard arbitration agreements: a viable means for antitrust damages claims? by Antonio Robles Martín-Laborda

    Published 2024-10-01
    “… Following the judgment of the Court of Justice and especially the Opinion of the Advocate General in the CDC Hydrogen Peroxide case, arbitration agreements on disputes concerning damages for infringements of the competition rules of the TFEU have been interpreted as being contrary to the principle of effectiveness of EU law by making the non-application of the competition rules more likely. …”
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  9. 249

    Superoxide Dismutase 3 Limits Collagen-Induced Arthritis in the Absence of Phagocyte Oxidative Burst by Tiina Kelkka, Juha Petteri Laurila, Outi Sareila, Peter Olofsson, Mikko Olavi Laukkanen, Rikard Holmdahl

    Published 2012-01-01
    “…Extracellular superoxide dismutase (SOD3), an enzyme mediating dismutation of superoxide into hydrogen peroxide, has been shown to reduce inflammation by inhibiting macrophage migration into injured tissues. …”
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  10. 250

    Studies on the biological effects of ozone: 8. Effects on the total antioxidant status and on interleukin-8 production by V. Bocci, G. Valacchi, F. Corradeschi, G. Fanetti

    Published 1998-01-01
    “…This is in line with the current idea that hydrogen peroxide, as a byproduct of O3 decomposition, acts as a messenger for the cytokine induction.…”
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  11. 251

    Green Synthesis of Cobalt–Zinc Ferrites and Their Activity in Dye Elimination via Adsorption and Catalytic Wet Peroxide Oxidation by Mariia Liaskovska, Tetiana Tatarchuk, Volodymyr Kotsyubynsky

    Published 2025-01-01
    “…The electron transfer between ferrite samples and hydrogen peroxide was evidenced using electrochemical tests. …”
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  12. 252

    Methylene Blue Sorption Equilibria on Hydroxylated Silica Surfaces as Well as on Carbon–Silica Adsorbents (Carbosils) by V.V. Yanishpolskii, J. Skubiszewska-Zieba, R. Leboda, V.A. Tertykh, I.V. Klischar

    Published 2000-03-01
    “…The adsorption properties of hydroxylated silica gel as well as carbon–silica adsorbents (Carbosils) containing 5 and 18 w/w% carbon, both treated hydrothermally (with hydrogen peroxide solution) (HTT samples) and untreated, towards Methylene Blue (MB) were compared. …”
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  13. 253

    Stability-Indicating HPLC Determination of Trandolapril in Bulk Drug and Pharmaceutical Dosage Forms by Leena A. Al-Hawash, Ashok K. Shakya, Maher L. Saleem

    Published 2015-01-01
    “…The drug gives 6 different oxidative products on exposure to hydrogen peroxide. Slight degradation was observed in acidic condition. …”
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  14. 254

    Prebiotic Properties and High-Density Culture of Bifidobacterium longum B2-01, a Strain Isolated from the Intestinal Tract of Infants by PENG Yunyan, ZHONG Shuying, LIU Dongmei, XU Xilin

    Published 2025-01-01
    “…At the highest concentration of 10% (V/V) in the fermentation supernatant of DMEM medium, strain B2-01 increased the survival rates of L02 cells against hydrogen peroxide damage and alcohol damage to 89.10% and 91.38%, respectively, while significantly reducing the transaminase activity in hepatocytes. …”
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  15. 255

    Synthesis and Anti-inflammatory Activity of Some Novel 2,4-Diaryl-3,5-bis(arylimino)-1,2,4-thiadiazolidine Derivatives by P. Venkatesh, S. N. Pandeya

    Published 2009-01-01
    “…The title compounds were synthesized from two steps; the first step involved the synthesis of diaryl substituted thioureas then, it was cyclised to give the 1,2,4-thiadiazole system in the presence of oxidizing agent (hydrogen peroxide and concentrated hydrochloric acid) in the second step. …”
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  16. 256

    Effects of Ozone Dissolved in Water on the Physicochemical Properties of Activated Carbons Applied in Drinking Water Treatment by Stanisław Biniak, Grzegorz Trykowski, Maciej Pakuła, Andrzej Świątkowski, Zofia Malinowska, Stanisław Popiel

    Published 2010-07-01
    “…For comparison, each of the washed activated carbons was treated separately with aqueous hydrogen peroxide. The following procedures were applied to assess the effects of contact between each carbon and the oxidizing agents: thermogravimetry, alkalimetry, voltammetry, EDX and FT-IR methods to illustrate changes in the surface chemistry, and nitrogen low-temperature adsorption to show up any possible changes in the porous structure. …”
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  17. 257

    A Sustainable Approach to Glucose Biosensors: Utilizing Coconut Shell Activated Carbon and NiCaFe₂O₄ Nanoparticles by Fatoni Amin, Hutama David, Hermawan Dadan, Samanman Saluma, Dwi Anggraeni Mekar

    Published 2025-01-01
    “…The optimized electrode consisted of a 2:1 ratio of activated carbon to paraffin, incorporating 16% NiCaFe₂ O₄ nanoparticles. Detection of hydrogen peroxide using this modified electrode exhibited an oxidation peak at 0.16 V and a reduction peak at -0.35 V. …”
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  18. 258

    Advanced Techniques for Glucose Oxidase Immobilization: Evolution, Computational Integration, and Biomedical Applications by G Sreenivasulu, R. Ramakoteswara Rao

    Published 2024-09-01
    “…Glucose oxidase is a crucial enzyme used in industries such as chemicals, pharmaceuticals, food, and biotechnology due to its ability to oxidize glucose into hydrogen peroxide and gluconic acid (C6H12O7). However, its limited and costly production necessitates strategies for improved efficiency. …”
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  19. 259

    Application of Attapulgite Clay-Based Fe-Zeolite 5A in UV-Assisted Catalytic Ozonation for the Removal of Ciprofloxacin by Amir Ikhlaq, Rahat Javaid, Asia Akram, Umair Yaqub Qazi, Javeria Erfan, Metwally Madkour, Mohamed Elnaiem M. Abdelbagi, Sami M. Ibn Shamsah, Fei Qi

    Published 2022-01-01
    “…The results also show that synergic processes produce less off-gas ozone than other processes, suggesting more ozone consumption in the synergic process, and confirmed by the radical scavenger effect and hydrogen peroxide decomposition studies. The Fe-Z5A was found to operate through a hydroxyl mechanism in which Fe worked as an active site that promotes the formation of hydroxyl radicals. …”
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  20. 260

    Positive Response of Hyoscyamus pusillus Callus Cultures to Exogenous Melatonin on Biochemical Traits and Secondary Metabolites under Drought Conditions by Shamil I. Neamah, Nisreen A. Jdayea

    Published 2022-01-01
    “…Results showed an increase in oxidative stress in tissue treated with PEG due to a significant increase in the content of hydrogen peroxide (H2O2) and malondialdehyde (MDA). The decreased oxidative stress was associated with an increased antioxidant enzyme activity superoxide dismutase (SOD), and catalase (CAT) in the samples was treated by melatonin, which resulted in increased membrane stability index (MSI) and enhanced growth traits under the PEG treatment compared to the control. …”
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