Results 21 to 30 of about 50,692 (317)

The Effect of Hydrogen Peroxide and Sodium Laureth Sulfate Concentration on the Mechanical Properties of Foamed Geopolymers [PDF]

open access: yesArchives of Metallurgy and Materials
To achieve the need for sustainable development and integration of a circular economy in the production of products with porous structures, the need for removing high-temperature stages and raw material consumption has increased extensively.
I.A. Pintilie   +4 more
doaj   +1 more source

Gradient design of metal hollow sphere (MHS) foams with density gradients [PDF]

open access: yes, 2012
This is the post-print version of the final paper published in Composites Part B: Engineering. The published article is available from the link below. Changes resulting from the publishing process, such as peer review, editing, corrections, structural ...
Liu, Y   +5 more
core   +1 more source

Ring-Opening Metathesis Polymerization Derived Hierarchically Porous Carbon-Foams [PDF]

open access: yes, 2020
Monolithic open macroporous carbons of 80-85 % porosity are obtained from pyrolyzing oxidized high internal phase templated poly(dicyclopentadiene) foams.
Katharina Gruber (8338800)   +4 more
core   +1 more source

Polymeric Foams [PDF]

open access: yesPolymers, 2019
Advances in nanotechnology have boosted the development of more efficient materials, with emerging sectors (electronics, energy, aerospace, among others) demanding novel materials to fulfill the complex technical requirements of their products [...]
Antunes, Marcelo de Sousa Pais   +1 more
openaire   +4 more sources

Characterization of Heat and Momentum Transfer in Sintered Metal Foams [PDF]

open access: yes, 2008
In this study, metal foams made by the Slip Reaction Foam Sintering (SRFS)-process are investigated concerning their thermophysical and permeability properties.
Reutter, Oliver   +4 more
core   +1 more source

Modeling polycrystals with regular polyhedra

open access: yesMaterials Research, 2006
Polycrystalline structure is of paramount importance to materials science and engineering. It provides an important example of a space-filling irregular network structure that also occurs in foams as well as in certain biological tissues.
Paulo Rangel Rios, Martin Eden Glicksman
doaj   +1 more source

Microplastics Increase Soil pH and Decrease Microbial Activities as a Function of Microplastic Shape, Polymer Type, and Exposure Time

open access: yesFrontiers in Environmental Science, 2021
Microplastic pollution is a topic of increasing concern, especially since this issue was first addressed in soils. Results have so far been variable in terms of effects, suggesting that there is substantial context-dependency in microplastic effects in ...
Tingting Zhao   +5 more
doaj   +1 more source

Eddy current measurement of the electrical conductivity and porosity of metal foams. [PDF]

open access: yes, 2006
This paper presents experimental results characterizing the electrical properties of metallic foams, a relatively new class of material, using nondestructive eddy current sensing techniques.
Ma, Xiandong   +2 more
core   +1 more source

A numerical investigation of heat transfer in phase change materials (PCMs) embedded in porous metals [PDF]

open access: yes, 2011
The effects of metal foams on heat transfer enhancement in Phase Change Materials (PCMs) are investigated. The numerical investigation is based on the two-equation non-equilibrium heat transfer model, in which the coupled heat conduction and natural ...
Zhao, Changying   +5 more
core   +1 more source

Smart Particles as Foam and Liquid Marble Stabilizers

open access: yesKONA Powder and Particle Journal, 2014
Small particles adsorbed to gas-liquid interfaces are widely observed and utilized in many products and various industrial sections, such as flotation, washing, food, water treatment, treatment of radioactive wastes,
Syuji Fujii, Ryo Murakami
doaj   +1 more source

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