Porous Material - an overview | ScienceDirect Topics
Porous materials, either natural or artificial, have long attracted the attention of chemists, physicists, and materials scientists, much of this interest owing to the potential properties of large pores.
Mechanical Properties of Porous Materials | …
01.11.1999 · Porous materials are commonly found in nature and as industrial materials such as wood, carbon, foams, ceramics and bricks. In order to use them effectively, their mechanical properties must be understood in relation to their micro-structures. This stone studies the mechanical properties of a few common porous materials: carbon rods, ceramics, polymeric foams and bricks. The characterisation ...
(PDF) Mechanical Properties of Porous Materials
Porous materials are commonly found in nature and as industrial materials such as wood, carbon, foams, ceramics and bricks. In order to use them effectively, their mechanical properties must be ...
Porous Materials - A section of Materials
Porous materials featuring high surface areas, narrow pore size distribution and tuneable pore diameters have attracted a great deal of attention due to their relevant properties and applications in various areas including adsorption, separation, sensing and catalysis.
Acoustical properties of porous materials …
The characteristic impedance and propagation constant of porous materials are discussed from a viewpoint of physical realizability, and new regression models based on experimental data by Delany and Bazley are derived. Modifications from their original models are so made that the impedance function satisfies the positive-real property and that ...
Porous Materials | Wiley
In the past few decades, the increasingly routine use of advanced structural probes for studying the structure and dynamics of the solid state has led to some dramatic developments in the field of porous solids. These materials are fundamental in a diverse range of applications, such as shape-selective catalysts for energy-efficient organic transformations, new media for pollutant removal, and ...
Mesoporous Materials: Properties and ... - Sigma …
Our Mesoporous Materials. We offer a wide range of porous materials including nanoporous silica, nanoporous alumina, porous carbon and functional nanoporous silica materials. In addition, fluorescent labeled nanoporous silica particles designed particularly at diagnostics and pharmaceutical applications are now available.
Preparation and Properties of Porous Carbon …
Porous carbon is indispensable in modern technology applications. It is used for energy storage, gas separation, water purification, catalyst support, and chromatography. The diversity of its applications stems from its unique properties, including high specific surface area, tunable pore volume, and stone stability. Specifically, the large ...
(PDF) Microstructure and transport properties of …
Microstructure and transport properties of porous building materials Article (PDF Available) in Materials and Structures 31(5):317-324 · January 1998 with 228 Reads How we measure reads
Structural Properties of Porous Materials and Powders Used ...
Structural Properties of Porous Materials and Powders Used in Different Fields of Science and Technology is intended for a wide-ranging audience specializing in different fields of science and engineering including engineers, geologists, geophysicists, oil and gas producers, agronomists, physiologists, pharmacists, researchers, teachers and students.
Porous Carbon - an overview | ScienceDirect Topics
Porous carbon materials have attracted much attention regarding the application of air electrode material in Li–O 2 batteries, because of their remarkable porosity for oxygen diffusion. Previous studies showed that the main parameter affecting discharge capacity should be considered the mesopore volume of carbon instead of its surface area [31,33,34,48,49] .
Structural Properties of Porous Materials and …
Structural Properties of Porous Materials and Powders Used in Different Fields of Science and Technology is intended for a wide-ranging audience specializing in different fields of science and engineering including engineers, geologists, geophysicists, oil and gas producers, agronomists, physiologists, pharmacists, researchers, teachers and ...
Mathematicians create a method for studying the …
Mathematicians from RUDN University have studied the properties of compositional operators in spaces with mixed Lebesgue norms. Their work will help describe the diffusion of liquids in materials ...
Structural Properties of Porous Materials and Powders Used ...
Structural Properties of Porous Materials and Powders Used in Different Fields of Science and Technology (Engineering Materials and Processes) | Volfkovich, Yury Mironovich Mironovich, Filippov, Anatoly Nikolaevich, Bagotsky, Vladimir Sergeevich | ISBN: 9781447169123 | Kostenloser Versand für alle Bücher mit Versand und Verkauf duch Amazon.
Mechanical Properties of Porous Ceramics | …
It is widely known that increasing interest in porous ceramics is due to their special properties, which comprise high volumetric porosity (up to 90%) with open or closed pores, and a broad range of pore sizes (micropores: d < 2 nm; mesopores: 50 nm > d > 2 nm and macropores: d > 50 nm). These properties have many uses comprehending macroscaled devices, mesoscaled materials and microscaled pieces.
Properties of Porous Silicon - Knovel
13.09.2005 · Porous silicon has been the focus of much R&D activity in recent years in view of its luminescence, Home. Property Search. Knovel offers following tools to help you find materials and properties data. Material Property Search . Also known as Data Search, find materials and properties information from technical references. Open Material Property Search. Beta. Visual and interactive …
Radiative Properties of Porous Structures and …
B.1 Radiative Properties of Porous Structures and Materials . Radiatively porous materials find applications in filament-wound structures, ablative coatings for spacecraft atmospheric entry, porous media combustion systems, packed and pebble beds for combustion and nuclear reactors, and others.
Limitations of pore-stress concentrations on the ...
01.09.1997 · Severe limitations on pore-stress concentration effects on mechanical properties are shown. First, the porosity dependence of materials with dilute porosities is not consistent with significant variations in stress concentrations with the stress state. Second, in non-dilute porosities, pore stress concentration effects are reduced due to pore-stress interactions as pore spacings decrease. Such ...