Time‐ and Temperature‐Dependent Fracture Mechanics of Polymers

Polymer fracture mechanics extended to large plastic deformation ...

Time-Depend. Mater. 9 (2005) 103–119. 635. [28] R. Lach, W. Grellmann, Time- and Temperature-Dependent Fracture Mechanics of Polymers: General Aspects at ...

Fracture Mechanics of Polymers and Polymer Composites

a Stress relaxation of crosslinked EPS25 at different temperatures. b The dependence of the relaxation time on temperature. As a comparison, for the same ...

Size-Induced Constraint Effects on Crack Initiation and Propagation ...

Fracture mechanics are of high interest for the engineering design and structural integrity assessment of polymeric materials; however, regarding highly ...

Fracture test to accelerate the prediction of polymer embrittlement ...

Moreover, as fracture properties are very sensitive to degradation, it appears that it is possible to decrease aging time/temperature using EWF. Highlights. ▻ ...

MDPI Materials Special Issue "Fracture Mechanics Investigation of ...

Fracture mechanics is a time-proven tool for the description of this failure process. Due to their strongly time- and temperature-dependent ...

Thermomechanical Behavior of Amorphous Polymers During High ...

mechanical fields during time-dependent deformation and fracture can be ... Opening mode maximum crack tip temperature as dependent on crack tip speed ...

Fracture in Polymer-based Materials: Structure-Property Relationships

This paper deals with fracture mechanics analysis to study and understand the effect of density on the crack initiation resistance of a thick ...

Mechanical and Fracture Behavior of Polymers and Composites

static behavior · hardness and surface properties (including tribology and surface embrittlement) · impact and high-speed behavior · time and temperature-dependent ...

Effects of aging on fracture behavior of polycarbonate C. Ho-Huu, T ...

This shift is in agreement with the time-temperature superposition principle for the mechanical properties of polymers. The shift in the transition temperature ...

Evaluation of Time-Dependent Fracture Mechanics Parameters of a ...

The time-dependent stress intensity factor K*I which is extended for linearly viscoelastic materials is evaluated using a method based on least-squares. The ...

University of Groningen Analysis of temperature effects near mode I ...

crazing as the mechanism for fracture in glassy polymers (Kambour, 1973) and with ... The fracture toughness determined by the onset of crack propagation depends ...

Exploring the mechanism of fracture for entangled polymer liquids in ...

Therefore, the fracture originates more likely from scission of primary bonds in polymer chains, rather than rapid entanglement slipping. The ...

Polymer Physics and Engineering Group - The University of Akron

Episode 3: Fracture Mechanics of Plastics and Elastomers ... Equipped with the understanding of the nature of brittle-ductile transition in glassy polymers (see ...

A Time Dependent Process Zone Model for Slow Crack Growth of ...

One is to adopt theory of viscoelastic fracture mechanics. Since Knauss [6] established the framework of linear viscoelastic fracture mechanics for polymers in ...

Temperature- and Rate-Dependent Fracture in Disulfide Vitrimers

The fracture behaviors of disulfide vitrimers are highly rate-dependent. Our investigation revealed that the temperature-dependent fracture ...

Temperature dependence of fracture toughness for co ...

However, polymers display time dependent failure. This is why it is important to get an insight in the long-term behaviour of these polymers [1]. When looking ...

Nonlinear Fracture Mechanics: Volume I Time-Dependent Fracture

STP 995 contains recent work on traditional elastic plastic fracture mechanics as well newer areas, such as time dependent fracture mechanics and dynamic ...

Fracture Mechanics - MechaniCalc

This critical stress intensity is the fracture toughness of the material. The fracture toughness of a material is dependent on many factors including ...

RUPTURE PROCESSES IN POLYMERS - De Gruyter

In other words, the time (rate) and temperature dependence of the ... 29, 1146 (1958). 14 W. Knauss. The Time-Dependent Fracture ofViscoelastic Materials. Proc.l.

고분자의 변형과 파괴 (Deformation and Fracture of Polymers)

▷ depending on time (strain rate) and temperature. ▷ elastic, solid-like ... ▷ linear elastic fracture mechanics (LEFM). ▷ 3 modes of fracture.