Results 21 to 30 of about 515,451 (307)

Absorption and rheological phenomena during foam application on textiles [PDF]

open access: yes, 1992
A simple rheological model has been used to describe foam flow through moving textile assemblies. The validity of this model was tested, and the nature and the relative magnitude of deviations from the model evaluated for several different substrates ...
Groot Wassink, J., Lemmen, J.T.E.
core   +3 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

Fabrication of Precursor by Consolidating Aluminum Alloy Powder Using Friction Stir Welding and Its Foaming

open access: yesMetals, 2022
In this study, we fabricated a precursor by FSW using ADC12 (Al-Si-Cu alloy) powder and foamed the obtained precursor by optical heating to fabricate the porous aluminum (Al). If ADC12 powder can be used for fabricating the precursor, it is expected that
Yoshihiko Hangai   +2 more
doaj   +1 more source

Prediction of Bubble Size Distribution in a Batch Foaming System of Polystyrene-Supercritical CO2 [PDF]

open access: yesعلوم و تکنولوژی پلیمر, 2023
Hypothesis: One of the existing challenges in the foam production industry is to achieve the desired mechanical and thermal insulation properties required, which are directly related to cellular density, size, and distribution of bubbles.
Amir Fadaei   +2 more
doaj   +1 more source

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

Multiple Functions of Malpighian Tubules in Insects: A Review

open access: yesInsects, 2022
The Malpighian Tubules (MTs) are the main excretory organs in most insects. They play a key role in the production of primary urine and osmoregulation, selectively reabsorbing water, ions, and solutes.
Priscilla Farina   +2 more
doaj   +1 more source

Dynamic Foam Characteristics during Cultivation of Arthrospira platensis

open access: yesBioengineering, 2022
This study is aimed at understanding the serious foaming problems during microalgal cultivation in industrial raceway ponds by studying the dynamic foam properties in Arthrospira platensis cultivation. A. platensis was cultivated in a 4 L bowl bioreactor
Ameer Ali Kubar   +7 more
doaj   +1 more source

Hydrostatic compression on polypropylene foam [PDF]

open access: yes, 2014
Models currently used to simulate the impact behaviour of polymeric foam at high strain rates use data from mechanical tests. Uniaxial compression is the most common mechanical test used, but the results from this test alone are insufficient to ...
VIOT, Philippe
core   +2 more sources

Experimental Evaluation of Foam Diversion for EOR in Heterogeneous Carbonate Rocks

open access: yesColloids and Interfaces, 2022
Immiscible gas injection applied to heterogeneous carbonate reservoirs can be inefficient due to poor conformance control. Foam mobility control is proposed in this work as a solution for gas conformance issues in such reservoirs.
Motaz Taha, Pramod Patil, Quoc Nguyen
doaj   +1 more source

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  

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