Results 11 to 20 of about 1,207,824 (393)

Seal materials in flexible plastic food packaging: A review

open access: yesPackaging technology & science, 2023
Flexible packaging has many advantages in the food industry, arising from low weight, formability, multilayer complexity and cost. Heat sealing is a very efficient technique to close flexible food packaging.
Bram Bamps, M. Buntinx, Roos Peeters
semanticscholar   +1 more source

Understanding the factors affecting the seal integrity in heat sealed flexible food packages: A review

open access: yesPackaging technology & science, 2021
Seal area represents the most problematic part in food packaging for controlling the moisture and gas ingress and preserving product quality. Understanding the mechanism of heat sealing, which is a widely used method in flexible packaging, is critical ...
I. Ilhan   +3 more
semanticscholar   +1 more source

Ferrofluid rotary seal with replenishment system for sealing liquids

open access: yesTribology International, 2020
Ferrofluid rotary seals are mechanical contact-free magnetic liquid seals that are characterised by their simple structure, low friction and ability to hermetically seal.
Karoen van der Wal   +2 more
semanticscholar   +1 more source

Evaluation of pressure-stiffness coupling in brush seals [PDF]

open access: yes, 2010
Brush seals are comprised of fine diameter fibers densely packed between retaining and backing plates. To achieve seal compliance bristles are arranged to contact rotor with some lay angle.
Aksit, Mahmut Faruk   +2 more
core   +1 more source

Automatically Guided Selection of a Set of Underwater Calibration Images

open access: yesJournal of Marine Science and Engineering, 2022
The 3D reconstruction of underwater scenes from overlapping images requires modeling the sensor. While underwater self-calibration gives good results when coupled with multi-view algorithms, calibration or pre-calibration with a pattern is still ...
Laurent Beaudoin   +3 more
doaj   +1 more source

The Q0-matrix completion problem [PDF]

open access: yesArab Journal of Mathematical Sciences, 2021
A matrix is a Q0-matrix if for every k∈{1,2,…,n}, the sum of all k×k principal minors is nonnegative. In this paper, we study some necessary and sufficient conditions for a digraph to have Q0-completion. Later on we discuss the relationship between Q and
Kalyan Sinha
doaj   +1 more source

Laboratory Investigation of Skid Resistance for Steel Slag Utilization as Chip Seal [PDF]

open access: yes, 2011
Slag as waste material of steel-making process has similar characteristics with aggregate that has been widely used in pavement construction. The use of slag as chip seal aggregate to provide skid resistance needs to be analyzed. In this laboratory study,
Daijiro Hori   +11 more
core   +2 more sources

Imparities of shear avalanches dynamic evolution in a metallic glass

open access: yesMaterials Research Letters, 2020
The imparities of shear avalanches dynamic evolution under nanoindentation originating from the soft regions and the stiff matrix were explored in a metallic glass by statistical and dynamic analysis.
Yin Du   +5 more
doaj   +1 more source

Identifying the high entropy effect on plastic dynamics in bulk metallic glasses: A nanoindentation study at room and elevated temperatures

open access: yesMaterials & Design, 2020
In this study, the spatiotemporal dynamic analyses of intermittent plastic flow in the nanoindentation of different Bulk metallic glasses (BMGs), at various temperatures, were carefully performed to provide insight into the amorphous structural-property ...
Qing Zhou   +5 more
doaj   +1 more source

PORTING ARDUPILOT TO ESP32: TOWARDS A UNIVERSAL OPEN-SOURCE ARCHITECTURE FOR AGILE AND EASILY REPLICABLE MULTI-DOMAINS MAPPING ROBOTS [PDF]

open access: yesThe International Archives of the Photogrammetry, Remote Sensing and Spatial Information Sciences, 2020
In this article, we are interested in the implementation of an open-source low-level architecture (critical system) adapted to agile and easily replicable close-range remote sensing robots operating in multiple evolution domains.
L. Beaudoin   +4 more
doaj   +1 more source

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