Showing 161 - 180 results of 337 for search '"mesoporous"', query time: 0.06s Refine Results
  1. 161

    Acidic Character and Catalytic Activity of Sulpho-Functionalized Porous Silica with an Ordered Structure by Akihiko Matsumoto, Fei-Yee Yeoh, Shunsuke Fujihara, Kazuo Tsutsumi, Toshihide Baba

    Published 2006-07-01
    “…The resulting microporous silica had a regular porous structure similar to that of the mesoporous silica MCM-41, as shown by X-ray diffraction and nitrogen adsorption measurements. …”
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  2. 162

    Performance of Asymmetric Electric Double Layer Capacitors — Predominant Contribution of the Negative Electrode by Lihong Wang, Masahiro Toyoda, Michio Inagaki

    Published 2008-09-01
    “…Their rate performance, as evaluated from the ratio of the capacitance at 200 mA to that at 20 mA, C 200 /C 20 , was determined by the mesoporous surface area of the negative carbon electrode. …”
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  3. 163

    Versatile Bottom-Up Approach to Nanostructured Functional Materials for Optoelectronic Applications by Giorgio Macchi, Francesco Meinardi, Patrizia Valsesia, Riccardo Tubino

    Published 2008-01-01
    “…A versatile strategy to load ordered mesoporous silica-based materials with functional molecular building blocks in order to obtain host-guest systems exhibiting specific functions is described. …”
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  4. 164

    Scottish softwood biochar for water remediation targeting selected persistent organic pollutants by Mohammad Umair Jamal, Ashleigh Fletcher, Alan Baby, Isaac Maso, Lidija Šiller

    Published 2024-05-01
    “…Textural characterisation gave a high surface area (588 m 2 /g) and a mix of microporous and mesoporous nature with an average pore width of 4 nm. …”
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    Article
  5. 165

    Synthesis of Fatty Alcohols from Oil Palm Using a Catalyst of Ni-Cu Supported onto Zeolite by L. Giraldo, G. Camargo, J. Tirano, J. C. Moreno-Piraján

    Published 2010-01-01
    “…The results show that the samples exhibited typical hexagonal arrangement of mesoporous structure with high surface area and the heteroatoms were probably incorporated into the framework of ZSM-5. …”
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  6. 166

    Thermal and calorimetric investigations of titania–silica composites by B Charmas, J Skubiszewska-Zięba, H Waniak-Nowicka

    Published 2017-09-01
    “…The paper presents the studies of effects of TiO 2 amount differentiation on the structural and thermal properties of titania–silica complex oxides prepared by chemical vapor deposition of TiCL 4 onto the Si-40, Si-60, and Si-100 silica gels. The mesoporous materials, characterized by a varied pore structure with highly developed surface and large pore volume, were obtained. …”
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  7. 167

    Evaluation of Optimal Pore Size of (3-Aminopropyl)triethoxysilane Grafted MCM-41 for Improved CO2 Adsorption by Zhilin Liu, Yang Teng, Kai Zhang

    Published 2015-01-01
    “…The pore expanded MCM-41 was also grafted with (3-Aminopropyl)triethoxysilane (APTES) to determine the optimal pore size for CO2 adsorption. The pore-expanded mesoporous MCM-41s showed relatively less structural regularity but significant increments of pore diameter (4.64 to 7.50 nm); the fraction of mesopore volume also illustrated an increase. …”
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  8. 168

    Changes in the Porous Texture of Hydrous Ferric Oxide on Adsorption of Transition Metal Ions: Adsorption Mechanism by L.B. Khalil, M.N. Alaya, N.Sh. Petro, R.M.M. Abo Elenein

    Published 2002-06-01
    “…The micropore volume in the microporous samples (obtained by heating the oxide at 50°C and 200°C) and the total pore volume in both samples and in the mesoporous sample (obtained by heating the oxide at 400°C) also decreased. …”
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  9. 169

    Zn-Doped SnO2 Compact Layer for Enhancing Performance of Perovskite Solar Cells by Chenjun Yang, Mengwei Chen, Jiaqi Wang, Haifei Lu

    Published 2021-01-01
    “…Zn-SnO2 compact layers with different doping concentrations were prepared and applied to mesoporous architecture PSCs. When the doping content was 5%, the power conversion efficiency (PCE) of the device based on the Zn-SnO2 compact layer has increased from 9.08% to 10.21%, with an increase of 12.44%. …”
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  10. 170

    Study on Pore Structure of Shale Reservoir by Low Temperature Nitrogen Adsorption Method by Huaying Mi, Yujie Guo, Xiaogang Yu

    Published 2022-01-01
    “…The results indicate that the shale reservoir rocks from the study area are mainly mesoporous with an average pore size distribution between 2 and 50 nm. …”
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  11. 171

    Hydrothermal Carbonization of Waste Sugarcane Bagasse for the Effective Removal of Emerging Contaminants from Aqueous Solution by G. Prasannamedha, P. Senthil Kumar

    Published 2022-01-01
    “…The active surface area developed on spheres is 111 m2 g-1 holding pores that are mesoporous in nature. Resistance to thermal exposure using TGA showed that decomposition of hemicelluloses followed by cellulose yielded aromatized carbon-rich skeleton through thermal degradation of carboxyl and hydroxyl groups. …”
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  12. 172

    Synthesis of hierarchical 5A zeolites to improve the separation efficiency of n-paraffins by Jichang Liu, Xuemei Yang, Cheng Wang, Lei Ye, Hui Sun

    Published 2019-07-01
    “…In order to improve the adsorption separation efficiency of for n-paraffins, 5A zeolites with mesoporous structures were synthesized by hydrothermal method with the dimethyl octadecyl [3-(trimethoxysilyl)propyl] ammonium chloride as the template agent. …”
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  13. 173

    A Simple Microfluidic Chip Design for Fundamental Bioseparation by Alan S. Chan, Michael K. Danquah, Dominic Agyei, Patrick G. Hartley, Yonggang Zhu

    Published 2014-01-01
    “…The liquid chromatographic column was packed with mesoporous silica beads of Ia3d space group. Separation of dyes and biopolymers was carried out to verify the performance of the chip. …”
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  14. 174

    Synthesis of Clay—Cerium Hydroxide Conjugates for the Adsorption of Arsenic by Yoshimi Seida, Yasuo Izumi

    Published 2005-12-01
    “…The conjugates exhibited a mesoporous structure with a high specific surface area of ca. 85–100 m 2 /g. …”
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  15. 175

    Fabrication of γ-Fe2O3 Nanoparticles by Solid-State Thermolysis of a Metal-Organic Framework, MIL-100(Fe), for Heavy Metal Ions Removal by Shengtao Hei, Yan Jin, Fumin Zhang

    Published 2014-01-01
    “…Porous γ-Fe2O3 nanoparticles were prepared via a solid-state conversion process of a mesoporous iron(III) carboxylate crystal, MIL-100(Fe). …”
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  16. 176

    Effect of Carbon Deposits on the Structure of Hybrid C/TiO/SiO Adsorbents by R. Leboda, V.M. Gun'ko, M. Marciniak, W. Grzegorczyk, J. Skubiszewska-Zięba

    Published 2001-06-01
    “…The structural characteristics of pyrocarbon/X (X = fumed silica, mesoporous silica gel, fumed titania/silica, CVD-TiO 2 /fumed silica, CVD-TiO 2 /silica gel) prepared using several precursors [CH 2 Cl 2 , cyclohexene and TiO(AcAc) 2 , where Ac = acetylacetonate] were studied using the nitrogen adsorption/desorption method and an improved technique to allow the calculation of pore size distributions applying regularization procedures. …”
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  17. 177

    Hierarchical Low Si/Al Ratio Ferrierite Zeolite by Sequential Postsynthesis Treatment: Catalytic Assessment in Dehydration Reaction of Methanol by Enrico Catizzone, Massimo Migliori, Alfredo Aloise, Rossella Lamberti, Girolamo Giordano

    Published 2019-01-01
    “…The obtained materials exhibit a mesoporous volume higher than the parent ferrierite with no significant effect on the sample acidity. …”
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  18. 178

    Synthesis and Characterization of Mobile Crystalline Material-41 Doped with Titanium and Iron by Bao-Wang Lu, Zheng-Ming Wang, Takahiro Hirotsu

    Published 2014-01-01
    “…It was found that a moderate Ti addition condition is required to introduce Ti species into the framework of silica walls without losing the regular mesoporous structure. Further Fe incorporation into Ti-doped MCM-41 modifies the mixed phase–doped structure and shifts the absorption edge to the visible light range. …”
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  19. 179

    Oligonucleotides as a Novel Therapeutic Approach: An Innovative Area for Drug Delivery in Neurological Disorders by Yasir Qasim Almajidi, Rana Kadum Muslim, Yaseen T. khalf

    Published 2025-01-01
    “…To overcome this pitfall, this review focuses on oligonucleotide-based novel strategies including liposomes, carbon nanotubes, quantum dots, solid lipid nanoparticles, nano lipid carriers, polymeric nanoparticles, mesoporous silica, dendrimers, aptamers, nanobodies etc. …”
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  20. 180

    Preparation and Characterization of Cobalt Aluminate Spinels CoAlO Doped with Magnesium Oxide by Christine Azer, Adham R. Ramadan, Gehane Ghaly, Jehane Ragai

    Published 2012-05-01
    “…The spinel structure was clearly exhibited in all of the prepared samples which were predominantly mesoporous. None of the samples showed any acidic properties, i.e. they exhibited only basic properties. …”
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