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Gradient-enhanced statistical analysis of cleavage fracture

Submitted by Emilio Martíne… on

I hope some of you will find this work interesting. We present a new Weibull framework for cleavage fracture that incorporates strain gradient plasticity and can estimate the three parameters of Weibull-type models without any prior assumptions. A post-print is available at www.empaneda.com

Gradient-enhanced statistical analysis of cleavage fracture

Emilio Martínez-Pañeda, Sandra Fuentes-Alonso, CovadongaBetegón

European Journal of Mechanics - A/Solids 77, 103785 (2019)

 

Controllable Shape Changing and Tristability of Bilayer Composite

Submitted by zichen on

The programmable shape transition of a two dimensional sheet to a three-dimensional (3D) structure in response to a variety of external stimuli has recently attracted increasing attention. Among the various shape changing materials, shape memory polymers (SMPs) can fix their temporary shape and/or their length and recover under proper thermal treatment.

A Remotely Controlled Transformable Soft Robot Based on Engineered Cardiac Tissue Construct

Submitted by zichen on

Many living organisms undergo conspicuous or abrupt changes in body structure, which is often accompanied by a behavioral change. Inspired by the natural metamorphosis, robotic systems can be designed as reconfigurable to be multifunctional. Here, a tissue-engineered transformable robot is developed, which can be remotely controlled to assume different mechanical structures for switching locomotive function.

Ph.D. position in Computational Mechanics at the University of Wyoming

Submitted by xiangzhang on

One or two funded Ph.D. positions are available in the Department of Mechanical Engineering at the University of Wyoming, with the earliest starting date in Fall 2019. The candidates will join the research group of Dr. Xiang Zhang (new faculty to join in Fall 2019) working in the general area of multiscale/multiphysics computational mechanics. Particularly, self-motivated individual interested in working in one or multiple of the following areas are strongly encouraged to apply:

Post-Doctoral Position – Modeling of Thermal Transport in Crystalline Solids

Submitted by AnterEl-Azab on

The Materials Theory Group at the School of Materials Engineering of Purdue University has a post-doctoral opening in the area of modeling of thermal transport in crystalline solids. The postdoc will use Boltzmann Transport Equation approach to investigate the phonon and electron thermal transport in crystalline solids with defects. Applicants with closely related theory background in physics, materials science, mechanical engineering, or other majors are encouraged to apply. The ideal candidate is one who is strongly interested in the fundamental concepts of thermal transport and related computational modeling, and must have excellent programming skills. To apply, please send a curriculum vita with list of publications and the names and contact information of two references to Professor Anter El-Azab (aelazab [at] purdue.edu). The cover letter should explain the relevance of the applicant background to the postdoc research topic above. This position is part of the DOE funded Energy Frontiers Research Center for Thermal Energy Transport under Irradiation (TETI), and the postdoc is expected to collaborate with a large team of theorists and experimentalists. The position is available now and will remain open until filled.

EEO/AA Policy:

Purdue University is an EOE/AA employer. All qualified individuals, including minorities, women, individuals with disabilities, and veterans are encouraged to apply.

Department Website https://engineering.purdue.edu/MSE

Use of Gaming Technology to Bring Bridge Inspection to the Office

Submitted by Lee Margetts on

Good afternoon,

We recently published a paper using VR that might be of interest:

Muhammad Omer, Lee Margetts, Mojgan Hadi Mosleh, Sam Hewitt & Muhammad Parwaiz (2019) Use of gaming technology to bring bridge inspection to the office, Structure and Infrastructure Engineering, DOI: 10.1080/15732479.2019.1615962