Results 1 to 10 of about 474,531 (419)

Strain hardening behavior of HDPE geomembranes [PDF]

open access: yesE3S Web of Conferences, 2023
The strain hardening behavior is a good measure for the stress cracking resistance of HDPE geomembranes. Influences of the testing parameters temperature and cross head speed on the strain hardening modulus in material testing of PE were quantified.
Zanzinger Helmut   +2 more
doaj   +1 more source

Human Population Density is a Poor Predictor of Debris in the Environment

open access: yesFrontiers in Environmental Science, 2021
There have been a variety of attempts to model and quantify the amount of land-based waste entering the world’s oceans, most of which rely heavily on global estimates of population density as the key driving factor.
Qamar Schuyler   +10 more
doaj   +1 more source

Single-sided NMR for the measurement of the degree of cross-linking and curing [PDF]

open access: yesJournal of Sensors and Sensor Systems, 2018
The degree of cross-linking and curing is one of the most important values concerning the quality of cross-linked polyethylene (PE-X) and the functionality of adhesives and resin-based components. Up to now, the measurement of this property has mostly
N. Halmen   +5 more
doaj   +1 more source

Well-Distributed Polysilsesquioxane-Modified Carbon Nanotubes for Thermal Conductive Insulating Silicone Rubbers

open access: yesAdvances in Polymer Technology, 2022
Despite carbon nanotubes (CNTs) have garnered tremendous research interests for enhancing the electrical and thermal conductivity of polymers, it is still a considerable challenge to achieve the uniform dispersion of carbon nanotubes in polymer matrix ...
Long Han   +3 more
doaj   +1 more source

Sensory plasticity in a socially plastic bee [PDF]

open access: yesJournal of Evolutionary Biology, 2022
AbstractThe social Hymenoptera have contributed much to our understanding of the evolution of sensory systems. Attention has focussed chiefly on how sociality and sensory systems have evolved together. In the Hymenoptera, the antennal sensilla are important for optimizing the perception of olfactory social information.
Boulton, Rebecca A., Field, Jeremy
openaire   +4 more sources

Plasticity, plasticity, plasticity…and the rigid problem of sex [PDF]

open access: yesTrends in Cognitive Sciences, 2013
Why is popular understanding of female-male differences still based on rigid models of development, even though contemporary developmental sciences emphasize plasticity? Is it because the science of sex differences still works from the same rigid models?
Fine, Cordelia   +3 more
openaire   +4 more sources

Study on composting and seawater degradation properties of diethylene glycol-modified poly(butylene succinate) copolyesters

open access: yese-Polymers, 2022
Diethylene glycol-modified poly(butylene succinate) prepared copolyester, which can be degraded in seawater and compost at the same time, aiming to solve the problem of plastic pollution.
Liu Tian-yuan   +8 more
doaj   +1 more source

Recycling and the Environment: a Comparative Review Between Mineral-based Plastics and Bioplastics [PDF]

open access: yes, 2020
Since their conception in the 1950s, mineral-based plastics have completely revolutionised our society with production reaching record highs year upon year.
Aziz, Z.   +5 more
core   +1 more source

The Plastic Pancreas [PDF]

open access: yesDevelopmental Cell, 2013
Pancreas homeostasis is based on replication of differentiated cells in order to maintain proper organ size and function under changing physiological demand. Recent studies suggest that acinar cells, the most abundant cell type in the pancreas, are facultative progenitors capable of reverting to embryonic-like multipotent progenitor cells under injury ...
Oren Ziv, Benjamin Glaser, Yuval Dor
openaire   +3 more sources

Improved Strength and Heat Distortion Temperature of Emi-Aromatic Polyamide 10T-co-1012 (PA10T/1012)/GO Composites via In Situ Polymerization

open access: yesMolecules, 2023
In this paper, an effective method for preparing poly (p-phenylene terephthalamide) -co- poly (dodecanedioyl) decylamine (PA10T/1012)/graphene oxide (GO) composites by pre-dispersion and one-step in situ polymerization was proposed for the first time ...
Yanchao Dong   +7 more
doaj   +1 more source

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