Showing 621 - 640 results of 1,089 for search '"catalyst"', query time: 0.04s Refine Results
  1. 621

    Understanding energy cultures of space heating in Aotearoa New Zealand: a desktop review of slow ground source heat pump uptake by Analiese Barr, Smrithi Talwar

    Published 2025-01-01
    “…Such future analysis may serve as a catalyst for stimulating future uptake of GSHP technology.…”
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    Article
  2. 622

    Palladium on Layered Double Hydroxide: A Heterogeneous System for the Enol Phosphate Carbon-Oxygen Bond Activation in Aqueous Media by Jaqueline D. Senra, Aires C. Silva, Raquel V. Santos, Luiz Fernando B. Malta, Alessandro B. C. Simas

    Published 2017-01-01
    “…The use of an ortho-bromoaniline as precursor allowed the synthesis of the 2-phenyl indole through an arylation/Heck cyclization. Catalyst reusability enabled the synthesis of the heterocycle in moderate yields for four consecutive runs.…”
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  3. 623

    Degradation of Tetracycline by Birnessite under Microwave Irradiation by Meng Liu, Guocheng Lv, Lefu Mei, Xiaoyu Wang, Xuebing Xing, Libing Liao

    Published 2014-01-01
    “…The results showed that birnessite was an excellent microwave catalyst. The maximum TC removal efficiency by birnessite was 99% under MI at 400 W for 30 min in strongly acidic media. …”
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    Article
  4. 624

    Process Optimization for Madhuca indica Seed Kernel Oil Extraction and Evaluation of its Potential for Biodiesel Production by S. Sudalai, S. Prabakaran, M. G. Devanesan and A. Arumugam

    Published 2024-12-01
    “…Also, using copper-coated dolomite as a catalyst, the extracted oil was transformed into biodiesel via transesterification. …”
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    Article
  5. 625

    Les Enjeux ekphrastiques de la montagne à l’époque romantique by Michel Morel

    Published 2008-05-01
    “…The ekphrastic mediation thus serves as a catalyst for a whole contemporary culture seized in its very mutation, at the same time as it foregrounds the other fundamental dimension of mountains, the illumination and the sense of distance promised, if not granted, to the climber, in the here and now…”
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  6. 626

    A Review on Impact of the Marine Salt Spray Environment on the Performance of Proton Exchange Membrane Fuel Cells by Shian Li, Jiakai Zhu, Guogang Yang, Qiuwan Shen

    Published 2025-01-01
    “…This article focuses on the marine salt spray environment; summarizes the impact of salt ionic contamination on PEMFC performance in recent years; and mainly explores the influence mechanism of the internal components of PEMFC, including the bipolar plate, the gas diffusion layer, catalyst layer, and proton exchange membrane. In addition, this study analyzes and summarizes the polarization curve variations in the marine salt spray environment, as well as the recovery methods after contamination, in order to provide certain references of PEMFC research for marine application.…”
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  7. 627

    Hydrogen production via dehydrogenation of alcohols using ruthenium hexamethylenetetramine complex by Preeti Devi, Senthilkumar Muthaiah

    Published 2024-08-01
    “…The dehydrogenative oxidation of alcohols was done using a well-defined [Ru(p-cym)HMTA]Cl2 complex with a catalyst loading of 0.5 mol%. Hydrogen estimation was done for different alcohol substrates. …”
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    Article
  8. 628

    Characterization of Bismuth Composited to Carbon Nanotube-Coated Titanium Cathode in Electro-Fenton System by Yi-Ta Wang, Yi-Chi Hsieh, Yue-Sheng Lin

    Published 2023-01-01
    “…Bismuth (Bi) is a highly reactive catalyst for the generation of hydroxyl (∙OH) radicals. …”
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    Article
  9. 629

    Green-Synthesized Sm3+-Doped ZnO Nanoparticles for Multifunctional Applications by Lavanya R., Ramakrishnappa T., Girish K. M., Suresh Kumar K., Basavaraju N., Shilpa B. M.

    Published 2024-01-01
    “…Photocatalytic degradation of a fast orange red (FOR) dye under UV light resulted in 88% degradation, with a minimal decrease (87.90%) observed even after five successive runs, indicating the stability and effectiveness of the catalyst. The enhancement in degradation efficiency is attributed to the incorporation of Sm3+ ions into the ZnO lattice. …”
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    Article
  10. 630

    Synthesis, Antibacterial and Antioxidant Evaluation of Novel 1-(5,7-Dichloro-1,3-benzoxazol-2-yl)-1H-pyrazolo[3,4-b]quinoline Derivatives by N. D. Jayanna, H. M. Vagdevi, J. C. Dharshan, T. R. Prashith Kekuda

    Published 2013-01-01
    “…Some novel 1-(5,7-dichloro-1,3-benzoxazol-2-yl)-1H-pyrazolo[3,4-b]quinoline derivatives 8(a–f) were synthesized by reacting 5,7-dichloro-2-hydrazino-1,3-benzoxazole 4 and substituted-2-chloro-3-quinoline carbaldehydes using p-toluenesulfonic acid (PTSA) as a catalyst for the cyclisation. The target molecules have been characterized by IR, 1H NMR, 13C NMR, and mass spectral studies. …”
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  11. 631

    Preparation of Nickel Nanocatalysts and Application to the Hydrodechlorination of 3-Chlorophenol under Liquid Phase by Thanh Thien Co, Thi Kim Anh Tran, Thi Huong Ly Doan, Thi Duyen Diep

    Published 2021-01-01
    “…The results showed that Ni-X exhibited high activities up to 98% within 90 min in the case of Ni-ZnO catalyst.…”
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  12. 632

    Structural and Oxidative Properties of Manganese Incorporated Mesostructure Silica for Methane Oxidation by Rihem Dardouri, Anis Gannouni, Mongia Saïd Zina

    Published 2019-01-01
    “…Manganese catalysts containing templated mesostructured porous silica were prepared using different methods of preparation, namely, the direct hydrothermal (DHT), solid-state ion exchange (SSI), template ion exchange (TIE), and impregnation (Imp) methods. …”
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  13. 633

    Microwave Enhanced Synthesis of Chitosan-graft Molecularly Imprinted Polymer (MIP) for Selective Extraction of Antioxidants by N. Saifuddin, A. A. Nur Yasumira

    Published 2010-01-01
    “…Chitosan-graft-polyacrylamide was synthesized without any radical initiator or catalyst using microwave (MW) irradiation. The representative microwave synthesized graft copolymer was characterized by fourier transform-infrared spectroscopy, taking chitosan as a reference. …”
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  14. 634

    Substantiation of directions for improving the management mechanism of the construction complex in the Donetsk People’s Republic by A. S. Tarasov

    Published 2025-01-01
    “…The construction complex acts not only as a producer of material goods, but also as a catalyst for economic growth, creating a multiplier effect in related industries and stimulating innovative activity. …”
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    Article
  15. 635

    Digital horizons: understanding teacher retention challenges in Myanmar's rural basic education schools through the lens of informatization by Wynn Marlar, Mohamad Zreik

    Published 2024-12-01
    “…It emphasizes that informatization not only enhances teaching-learning processes but also serves as a catalyst for teacher motivation and job satisfaction. …”
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  16. 636

    Does a Feedforward Orientation Provide Competitive Advantages Under Disruptive Conditions? A Review of Control Literature with an Illustrative Case by Rajaram Veliyath

    Published 2024-12-01
    “…Moreover, when severe external environmental disruptions inevitably erode an organization’s resource bases and pose an existential threat to the organization’s survival, such a feedforward orientation could be the catalyst for coping, adapting, and developing new dynamic capabilities. …”
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  17. 637

    Activation Energy for Dibenzofuran Desorption from Fe/TiO and Ce/TiO Photocatalysts Coated onto Glass Fibres by Qibin Xia, Zhong Li, Hongxia Xi, Kefeng Xu

    Published 2005-06-01
    “…The data indicated that the use of Fe 3+ or Ce 3+ ions for doping a TiO 2 photo-catalyst increased the local hardness of the doped TiO 2 photocatalyst surface. …”
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  18. 638

    Production of Biodiesel from Lipid of Phytoplankton Chaetoceros calcitrans through Ultrasonic Method by Raymond Kwangdinata, Indah Raya, Muhammad Zakir

    Published 2014-01-01
    “…Oil isolation process was carried out by ultrasonic extraction method using ethanol 96%, while biodiesel synthesis was carried out by transesterification reaction using methanol and KOH catalyst under sonication. Weight of biodiesel yield per biomass Chaetoceros calcitrans is 35.35%. …”
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    Article
  19. 639

    Morphological Evolvement of Carbon Nanotubes Synthesized by Using Conducting Polymer Nanofibers by Yang Liu, John H. Xin, Xinyu Zhang, Chao Zhang

    Published 2020-01-01
    “…., shape, diameter, wall structure, and catalyst size) were carefully investigated, and the possible growth mode was discussed in detail. …”
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  20. 640

    Evaluation of Contaminated Water Treatment on the Durability of Steel Piles by Hussein Kareem Sultan, Hussein Yousif Aziz, Baydaa Hussain Maula, Ali A. Hasan, Wadhah A. Hatem

    Published 2020-01-01
    “…Samples from the Ahdab oil field were used in this study. Two catalysts were selected: zinc oxide (ZnO) and titanium dioxide (TiO2) with photo presence as an energy source. …”
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