Results 31 to 40 of about 818,954 (398)

A lower bound for the area of Plateau foams [PDF]

open access: yes, 2019
Real foams can be viewed as geometrically well-organized dispersions of more or less spherical bubbles in a liquid. When the foam is so drained that the liquid content significantly decreases, the bubbles become polyhedral-like and the foam can be viewed
Gimeno, Vicent   +2 more
core   +2 more sources

Dynamic compressive behavior of foamed polyethylene film

open access: yesEPJ Web of Conferences, 2015
The foamed film as the shock absorption material has attracted much attention because it is thin (100 μm ∼ 400 μm) and has a closed cell structure. However, the dynamic mechanical properties have not been reported in the foamed film.
Tateyama Kohei   +4 more
doaj   +1 more source

Fire Propagation Characteristics and Fire Risks of Polyurethanes: Effects of Material Type (Foam & Board) and Added Flame Retardant

open access: yesFire, 2022
Polyurethane material is used as an interior finish and wall cavity insulation. Flame-retardant products may be used for ignition, flame diffusion, and heat-release blocking.
Ji Hun Choi   +3 more
doaj   +1 more source

QUANTUM FOAM [PDF]

open access: yesThe Tenth Marcel Grossmann Meeting, 2006
20 pages, 3 figures, talk given at the 10th Marcel Grossman Meeting (Rio de Janeiro, July 20 - 26, 2003)
openaire   +2 more sources

Experimental-numerical studies of the effect of cell structure on the mechanical properties of polypropylene foams

open access: yese-Polymers, 2020
The effects of the cell size and distribution on the mechanical properties of polypropylene foam were simulated and analyzed by finite element modeling with ANSYS and supporting experiments.
Gong Wei   +4 more
doaj   +1 more source

Relaxing in Foam [PDF]

open access: yesPhysical Review Letters, 2003
We investigate the mechanical response of an aqueous foam, and its relation to the microscopic rearrangement dynamics of the bubble-packing structure. At rest, even though the foam is coarsening, the rheology is demonstrated to be linear. Under flow, shear-induced rearrangements compete with coarsening-induced rearrangements.
Gopal, A. D., Durian, Douglas J
openaire   +4 more sources

Novel thick-foam ferroelectret with engineered voids for energy harvesting applications [PDF]

open access: yes, 2016
This work reports a novel thick-foam ferroelectret which is designed and engineered for energy harvesting applications. We fabricated this ferroelectret foam by mixing a chemical blowing agent with a polymer solution, then used heat treatment to activate
Beeby, S. P., Luo, Zhen-Hua, Shi, J.
core   +1 more source

Glass foam granulate as growing medium for tomato and cucumber [PDF]

open access: yes, 2011
Glass foam granulate was evaluated for use as a horticultural rooting medium with laboratory tests and cultivation experiments. The laboratory tests included moisture characteristics, rehydration rate and pH buffering analyses.
Blok, C., Chizhmak, S., Winkel, A., van
core   +2 more sources

Quantification and Visualization of Fungal Degradation of Polyurethane Foam in Homes [PDF]

open access: yes, 2020
People spend 90% of their time in the indoor environment including homes. Homes contain many exposures that can cause harm to human health, and one harmful exposure potentially comes from the degradation of polyurethanes.
Campbell, Iona
core  

Mechanical probing of liquid foam aging [PDF]

open access: yes, 2005
We present experimental results on the Stokes experiment performed in a 3D dry liquid foam. The system is used as a rheometric tool : from the force exerted on a 1cm glass bead, plunged at controlled velocity in the foam in a quasi static regime, local ...
Cox S J   +9 more
core   +4 more sources

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