Web5 de abr. de 2024 · Electrochemical sensing provides a feasible avenue to monitor heavy metal ions (HMIs) in water, whereas the construction of highly sensitive and selective sensors remains challenging. Herein, we fabricated a novel amino-functionalized hierarchical porous carbon by the template-engaged method using ZIF-8 as the … Web9 de ago. de 2024 · Metal cat with pores: Hierarchical porous Ru and Pt metals formed by the assembly of metal clusters of about 1.5 nm using an ionic-liquid-based media as solvent and template. The porous Ru was very active for the hydrogenation of levulinic acid to γ-valerolactone, benzene to cyclohexane, and degradation of Congo red.
Hierarchical Porous MIL-101(Cr) Solid Acid-Catalyzed Production …
Web9 de ago. de 2024 · Metal cat with pores: Hierarchical porous Ru and Pt metals formed by the assembly of metal clusters of about 1.5 nm using an ionic-liquid-based media as … Web5 de mar. de 2024 · Immiscible fluid–fluid displacement in porous media is of great importance in many engineering applications, such as enhanced oil recovery, agricultural … how do hypotheses relate to theories
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Web11 de fev. de 1990 · This text ties together the most recent and powerful theoretical, computational, and experimental methods for studying such media. It provides the stimulus necessary to bring about a successful resolution of many of the complex problems associated with transport in natural porous media--be they in a groundwater … WebN‐doped porous carbon (NPC) materials are beneficial to anchor desirable active sites for the oxygen reduction reaction (ORR). Herein, FeCo−N−C electrocatalysts with large specific surface areas and 3D interconnected hierarchical porous structures were prepared by pyrolysis of NPC materials with two metallomacrocycles, including iron phthalocyanine … Web25 de nov. de 2024 · Microstructure strongly influences flow and transport properties of porous media. Flow and transport simulations within porous media, therefore, requires accurate three-dimensional (3D) models of the pore and solid phase structure. To date, no imaging method can resolve all relevant heterogeneities from the nano- to the centimeter … how much is it to build an adu