Failure Analysis

Welcome to the Failure Analysis section. The latest articles for this section are displayed below:

Cyclic deformation of polychloroprene rubber/carbon black composites

Deepak Sethi, Ranvijai Ram, and Dipak Khastgir
11 September 2017
The electrical and mechanical properties of conducting samples, containing various types and concentrations of carbon black fillers, were examined after being subjected to different flexing modes.

Enhancing the resistance to fatigue crack propagation of epoxy using triblock copolymers

Andreas Klingler and Bernd Wetzel
5 September 2017
Adding triblock copolymers to an epoxy resin significantly increases its resistance to fatigue crack propagation (by more than 130) without reducing its glass transition temperature or ductility.

Understanding carbon/epoxy impact damage with infrared thermography

Carosena Meola, Simone Boccardi, Natalino Daniele Boffa, Fabrizio Ricci, and Giovanni Maria Carlomagno
15 August 2017
Monitoring online impact tests via the surface-temperature variation of a laminate enables information to be obtained about the initiation and propagation of impact damage.

Characterizing the deformation of woven textile composites

Kadir Bilisik
7 August 2017
The compression-after-low-velocity-impact properties of samples is improved by multistitching techniques and the addition of nanoparticles.

Time-dependent fracture behavior of acrylic resins

Tommaso Pini, Francesco Briatico-Vangosa, Roberto Frassine, and Marta Rink
10 July 2017
An investigation was conducted into the effects of time, temperature, and different toughening mechanisms on plain and toughened polymer samples.

Investigating the tribology of poly-ether-ether-ketone at high temperatures

Qiufeng Wang, Yunxia Wang, Na Fan, Mengjiao Wang, Fengyuan Yan, and Hongling Wang
6 April 2017
The change in crystallinity of polymer samples at high temperature was used to analyze fretting wear behavior.

Effects of tempering on adhesion of liquid silicone rubber to thermoplastics

Christin Baumgart, Volker Altstädt, and Dominik Weiß
20 February 2017
Tempering improves the mechanical properties of liquid silicone rubber, but also decreases its ability to adhere to engineering thermoplastics.

Effects of temperature on the relaxation behavior of poly(lactic acid)

Necmi Dusunceli, Aleksey D. Drozdov, and Naseem Theilgaard
24 October 2016
A series of tensile loading–unloading and relaxation tests, under stretching and retraction cyclic deformation conditions, were conducted between room temperature and 50!sup!°!/sup!C.

Wear mechanisms in palmyra-fruit-fiber-reinforced polymer composites

Sankar Irullappasamy, Durairaj Ravindran, and Irulappasamy Siva
14 October 2016
The effect of several different fiber-surface chemical treatments is investigated for palmyra fruit fiber/polyester samples.

Investigating radiation effects in polymethacrylimide sandwich structure composites

Rafael J. Zaldivar, Aura Labatete-Goeppinger, Dhruv N. Patel, and James P. Nokes
27 September 2016
Upon radiation exposure, polymer fragmentation causes a sharp degradation in the mechanical and thermal properties of Rohacell foams.