Showing 61 - 80 results of 243 for search '"alumina"', query time: 0.05s Refine Results
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    NONCONVENTIONAL GEOPOLYMERIZATION AND DENSIFICATION METHOD OF ALUMINA-SILICATE WASTE SOLIDS FOR PRODUCING EXTREMELY HIGH-STRENGTH GEOPOLYMERS by Lucian Paunescu, Sorin Mircea Axinte, Eniko Volceanov

    Published 2024-12-01
    “… Simultaneous geopolymerization and densification of geopolymeric products is a viable process by cold sintering of residual alumina-silicate. The procedure peculiarity is the axial pressing of the powder previously produced by the usual geopolymerization. …”
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    Article
  3. 63

    Adsorptive Removal of Rhodamine B Using Novel Adsorbent-Based Surfactant-Modified Alpha Alumina Nanoparticles by Thi Hai Yen Doan, Thi Phuong Minh Chu, Thi Diu Dinh, Thi Hang Nguyen, Thi Cam Tu Vo, Nhat Minh Nguyen, Bao Huy Nguyen, The An Nguyen, Tien Duc Pham

    Published 2020-01-01
    “…The adsorption of sodium dodecyl sulfate (SDS) onto synthesized alpha alumina (α-Al2O3) material (M0) at different ionic strengths under low pH was studied to fabricate a new adsorbent as SDS-modified α-Al2O3 material (M1). …”
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    Article
  4. 64
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    Comparative and Equilibrium Studies on Anionic and Cationic Dyes Removal by Nano-Alumina-Doped Catechol Formaldehyde Composite by V. Karthik, P. Selvakumar, N. Sivarajasekar, P. Megavarshini, N. Brinda, J. Kiruthika, K. Balasubramani, Tansir Ahamad, Mu. Naushad

    Published 2020-01-01
    “…Nano-alumina-doped catechol formaldehyde polymeric composite was prepared, characterized, and applied as an adsorbent for the removal of an anionic dye Congo red (CR) and a cationic dye SafraninO (SF), by adsorption process especially from aqueous solutions. …”
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    Article
  6. 66

    Density Functional Theory Investigation into the B and Ga Doped Clean and Water Covered γ-Alumina Surfaces by Lihong Cheng, Tianliang Xu, Wenkui Li, Zhiqin Chen, Jianping Ai, Zehua Zhou, Jianwen Liu

    Published 2017-01-01
    “…The structures and energies of the B and Ga incorporated γ-alumina surface as well as the adsorption of water are investigated using dispersion corrected density functional theory. …”
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    Article
  7. 67
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    Effect of Sodium Sulfate Solution Coupled with Wetting–Drying Cycles on the Properties of Nano-Alumina-Modified Concrete by Kai Gao, Dun Chen, Chunqing Li, Guoyu Li, Yuncheng Mao, Xuyang Wu, Anshuang Su, Hang Zhang, Xu Wang

    Published 2025-01-01
    “…A study of the durability of nano-alumina (NA)-modified concrete by sulfate erosion was carried out. …”
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    Fabrication of Highly Porous Alumina-Based Ceramics with Connected Spaces by Employing PMMA Microspheres as a Template by Kazutaka Kamitani, Takeo Hyodo, Yasuhiro Shimizu, Makoto Egashira

    Published 2009-01-01
    “…Highly porous alumina-based ceramics were fabricated by a slip casting method by employing polymethylmethacrylate (PMMA) microspheres having different diameters as a template and MgO or SiC powder as a sintering aid and subsequent calcination at 1600∘C. …”
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    Estimation of Adsorption Parameters from Temperature-Programmed Desorption Thermograms: Application to the Adsorption of Carbon Dioxide onto Alumina by José A. Delgado, José L. Sotelo, José M. Gómez, Pilar Gómez

    Published 2007-04-01
    “…This model has been applied to the CO 2 /activated alumina system. The TPD thermogram has been obtained with a commercial apparatus, and the distribution of the desorption activation energy has been analyzed. …”
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    Custom-Made Alumina Ceramic Total Talar Prosthesis for Idiopathic Aseptic Necrosis of the Talus: Report of Two Cases by Ichiro Tonogai, Daisuke Hamada, Yuhei Yamasaki, Keizo Wada, Tomoya Takasago, Takahiko Tsutsui, Tomohiro Goto, Koichi Sairyo

    Published 2017-01-01
    “…Both women underwent resection and placement of a third-generation custom-made alumina ceramic total talar prosthesis. Immobilization of the ankle in a short-leg cast for 3 weeks was followed by early rehabilitation. …”
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    Article
  18. 78

    Correlation between Adsorption and Porosity Properties of Alumina Samples as Obtained from Classical Adsorption and Thermal Analysis Methods by M. Płanda, P. Staszczuk, J. Pękalska

    Published 2001-06-01
    “…The thermodesorption of benzene and water from alumina samples saturated in vacuum desiccators was studied under quasi-equilibrium conditions. …”
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  19. 79

    Application of silica–alumina oxides of different compositions for removal of C.I. Reactive Black 5 dye from wastewaters by Monika Wawrzkiewicz, Małgorzata Wiśniewska, Vladimir M Gun'ko

    Published 2017-06-01
    “…Reactive Black 5 from aqueous solutions was investigated using the mixed silica–alumina oxides including of 4% SiO 2 and 96% Al 2 O 3 as well as 97% SiO 2 and 3% Al 2 O 3 . …”
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  20. 80

    FeO–alumina catalyst for reforming waste polyethylene terephthalate (PET) pyrolyzed products: synthesis, characterization, and performance evaluation by Audu, Ephraim Akuaden, Ade-Ajayi, Adebola Femi, Osigbesan, Aisha Ayoola, Gano, Zaharaddeen Sani, Barminas, Jeffrey Tsware

    Published 2024-11-01
    “…In this study, a new type of catalyst was synthesized by incorporating mesoporous FeO onto aluminium oxide trihydrate (alumina) and applied in reforming polyethylene terephthalate (PET) pyrolyzed gas into valuable fuels. …”
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    Article