Results 31 to 40 of about 8,469,039 (290)

Sealing mastics for road surfacing in Siberian regions [PDF]

open access: yes, 2020
This paper provides the results of the studies of polymer-bitumen sealing compounds for sealing seams and cracks in asphalt con-crete road. The polymers used were waste from Krasnoyarsk factories (rubber-fabric and butyl-rubber crumbs) and Tomsk ...
Maria, Berseneva   +3 more
core   +1 more source

Numerical Investigation of the Effect of Radial Lip Seal Geometry on Sealing Performance [PDF]

open access: yesIOP Conference Series: Materials Science and Engineering, 2018
Sealing elements are often needed in industry and especially in machine design. With the change and development of machine technology from day to day, sealing elements show continuous development and change in parallel with these developments. Many factors influence the performance of the sealing elements such as shaft surface roughness, radial force ...
Tok, Görkem   +2 more
openaire   +2 more sources

Coupling deformation characteristics and sealing performance of coal-sealing material in borehole sealing section

open access: yesMeitan kexue jishu
The influence of mechanical properties of the sealing material and grouting parameters on the coupling deformation of coal-sealing material in the sealing section of gas extraction borehole is still unclear, which is the main factor restricting the ...
Gang XU   +3 more
doaj   +1 more source

Design and Experimental Research on Sealing Structure for a Retrievable Packer

open access: yesShock and Vibration, 2020
In order to reduce the failure accidents of conventional packers, a kind of sealing structure of retrievable packers is designed, which can provide reference for optimizing the sealing performance and pressure capacity of packers.
Yang Liu   +5 more
doaj   +1 more source

L‐aspartate oxidase provides new insights into fumarate reduction in anaerobic darkness in Synechocystis sp. PCC6803

open access: yesFEBS Letters, EarlyView.
Synechocystis strains deficient in succinate dehydrogenase (SDH) secrete more succinate than the WT under dark anaerobic conditions, supporting that SDH then primarily acts as SDH, not as a fumarate reductase. L‐aspartate oxidase (Laspo) from Synechocystis is functional under anaerobic conditions, reducing fumarate to succinate.
Kateryna Kukil   +3 more
wiley   +1 more source

A Review of Sealing Systems for Proton Exchange Membrane Fuel Cells

open access: yesWorld Electric Vehicle Journal
The sealing technology of proton exchange membrane fuel cells (PEMFCs) is a critical factor in ensuring their performance, impacting driving safety and range efficiency.
Yi Wei   +5 more
doaj   +1 more source

Bridging the gap: a genetically validated avian chorioallantoic membrane platform for investigation of spontaneous circulating tumor cells

open access: yesMolecular Oncology, EarlyView.
We established the avian chorioallantoic membrane (CAM) assay as a scalable in vivo model for studying circulating tumor cells (CTCs). Human gastrointestinal tumors spontaneously released genetically validated CTCs that were detected across multiple platforms, demonstrating that the CAM model provides an accessible tool for investigating early cancer ...
Dennis Roth   +17 more
wiley   +1 more source

Trial Production of Expansive Temporary Sealing Material : Marginal Sealing [PDF]

open access: yes, 2005
P(論文)The purpose of this study was to examine a marginal sealing potential of temporary sealing materials with an inflating property. Polyethylmethacrylate (PEMA) powder was used as a test material and the test liquid used was Eugenol. (PA). Commercially
岡田, 英俊   +41 more
core  

Multicriteria evaluation and optimization of the ultrasonic sealing performance based on design of experiments and response surface methodology

open access: yes, 2019
© 2019 John Wiley & Sons, Ltd. Proper closure is an essential packaging quality aspect and can, amongst others, be achieved with ultrasonic sealing. The ultrasonic sealing performance depends on the film type, and the seal settings, such as seal time ...
Bamps, Bram   +3 more
core   +1 more source

Hyperactive ice‐binding proteins stabilize cell membranes and improve resistance to dehydration stress in Caenorhabditis elegans

open access: yesFEBS Open Bio, EarlyView.
TisIBP8, a fungal‐derived hyperactive ice‐binding protein, helps Caenorhabditis elegans survive dehydration. It localizes near cell membranes, reduces cell damage, and helps maintain membrane structure during drying. These results suggest that ice‐binding proteins can protect cells from dehydration stress as well as freezing stress.
Daiki Shimose   +9 more
wiley   +1 more source

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