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Predicting fracture energies and crack-tip fields of soft tough materials

Submitted by Teng zhang on

Soft materials including elastomers and gels are pervasive in biological systems and technological applications. Whereas it is known that intrinsic fracture energies of soft materials are relatively low, how the intrinsic fracture energy cooperates with mechanical dissipation in process zone to give high fracture toughness of soft materials is not well understood. In addition, it is still challenging to predict fracture energies and crack-tip strain fields of soft tough materials.

Journal Club Theme of September 2015: Kinematics of Crystal Elasto-Plasticity: F=FeFp

Submitted by celiareina on

This month’s blog focuses on one of the most common kinematic assumptions in the continuum mechanics of finite elasto-plasticity: the multiplicative decomposition . This expression decomposes multiplicatively the deformation gradient of the body  into to the elastic () and plastic () deformation tensors; and it will be discussed here in the context of dislocation mediated plastic deformations. 

Origins

A postdoc position in crystal resonator modelling and experiment

Submitted by zhappybird on

A postdoc position is available in the Department of Engineering Technology, University of North Texas-Denton in the fields of crystal resonator modeling and experiment. Candidates should have a PHD degree in engineering mechanics, mechanical engineering or electrical engineering and should have some experiences in the following:

(1) In-depth understanding of piezoelectric theory and crystal resonators,

(2) Proven publication record on crystal resonator modelling or experiment,

(3) Fundamental knowledge on tensor analysis and transformation,

Additive Manufacturing (3D printing) lab at TU Delft

Submitted by azadpoor on

After several years of research in the area of additive manufacturing, biofabrication, and additively manufactured biomaterials and implants, I finally put up the first version of the website of my lab. I will gradually improve the website, but there is already links to all publications coming out of my lab in the general area of AM.

 

Postdoctoral Position in the general area of Computational Mechanics

Submitted by Raul Radovitzky on

Postdoctoral Position in the general area of Computational Mechanics

Department of Aeronautics and Astronautics

Massachusetts Institute of Technology

A strong background in Continuum Mechanics and Mechanics of Materials is required.

A strong interest in C++ and Python programming for large-scale simulation is required, regardless of previous experience.

Interested candidates should contact