Results 31 to 40 of about 98,472 (317)

Uniaxial tensile mechanical behavior research of HTPB propellant under wide temperature and confining pressure

open access: yesAIP Advances, 2023
To investigate the effects of confining pressure, strain rates, and temperatures on the mechanical properties of the Hydroxyl-terminated Polybutadiene (HTPB) propellant, uniaxial tensile tests were performed utilizing wide-temperature-confining pressure ...
Chuntao Li   +4 more
doaj   +1 more source

The rheology of saltwater taffy [PDF]

open access: yes, 2023
Saltwater taffy, an American confection consisting of the main ingredients sugar, corn syrup, water, and oil, is known for its chewy texture and diverse flavors.
Chan, San To   +3 more
core   +1 more source

Sensitivity analysis of an algorithm for applying the time-temperature superposition principle [PDF]

open access: yesThe Journal of the Acoustical Society of America, 1990
The measurements of the dynamic complex modulus of viscoelastic materials on any apparatus is confined to a limited frequency and temperature range. It has been observed that an increase in temperature produces an identical effect in a viscoelastic material as a decrease in frequency and vice versa.
J. J. Dlubac, R. J. Deigan
openaire   +2 more sources

Time-temperature superposition in viscoelasticity and viscoplasticity for thermoplastics

open access: yesPolymer Testing, 2021
The use of thermoplastics in the automotive industry is continuously increasing. Design of parts require the characterization and numerical modelling of thermo-mechanical behaviour of those materials under wide strain rate (0–300 s−1) and temperature ...
Vincent Dorléans   +4 more
doaj  

The time and temperature dependences of the stress recovery of Ecoflex polymer [PDF]

open access: yes, 2023
Ecoflex silicone rubbers, served as the polymeric components of flexible electronic devices, actuators, energy converters, etc., are subjected to repetitive loadings during their service lives. The resulting stress softening and stress recovery phenomena
Mokarram Hossain
core   +1 more source

Determination of the Linear Viscoelastic Material Behaviour of Interlayers with Semi-Crystalline Structures

open access: yesChallenging Glass Conference Proceedings, 2022
The temperature dependent linear viscoelastic material behaviour of the most commonly used interlayer PVB is typically determined by means of Dynamic-Mechanical-Thermal-Analysis (DMTA).
Miriam Schuster
doaj  

Evaluation for Low Temperature Performance of SBS Modified Asphalt by Dynamic Shear Rheometer Method

open access: yesBuildings, 2021
Finding an alternative or supplementary test method to evaluating the low temperature performance of asphalt is an area of considerable interest. This paper tries to explore the possibility of using the dynamic shear rheometer (DSR) method for assessing ...
Tao Wang   +4 more
doaj   +1 more source

Formulation of non-linear viscoelastic–viscoplastic constitutive equation for polyamide 6 resin

open access: yesHeliyon, 2021
In this study, a non-linear viscoelastic–viscoplastic constitutive equation for polyamide 6 (PA6) is formulated and a new model is suggested for the viscoplastic part of the equation.
Jun Koyanagi   +4 more
doaj  

A Viscoelastic Model for Honeys Using the Time–Temperature Superposition Principle (TTSP)

open access: yesFood and Bioprocess Technology, 2012
[EN] The viscoelastic parameters storage modulus (G¡ä) and loss modulus (G¡å) were measured at different temperatures (5ºC, 10ºC, 15ºC, 20ºC, 25ºC, 30ºC, and 40ºC) using oscillatory thermal analysis in order to obtain a viscoelastic model for honey.
Oroian, Mircea   +3 more
openaire   +3 more sources

Backward correlations and dynamic heterogeneities: a computer study of ion dynamics

open access: yes, 2002
We analyse the correlated back and forth dynamics and dynamic heterogeneities, i.e. the presence of fast and slow ions, for a lithium metasilicate system via computer simulations.
A. Heuer   +34 more
core   +1 more source

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