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Localized plastic strain accumulation in shape memory ceramics under cyclic loading

Submitted by mohsenzaeem on

The premature failure of shape memory ceramics (SMCs) under cyclic loading is a critical issue limiting their applications as actuators and thermal protection layers. Martensitic phase transformation (MPT), essential for superelasticity and shape memory functionalities in SMCs, induces localized plastic deformations due to phase expansion. In polycrystalline materials, the accumulation of localized plastic strain serves as the primary mechanism for fatigue crack initiation under cyclic loading.

Summer School on Machinery Advanced Diagnostics

Submitted by bigspaggio on
On Behalf of Prof. Marco Cocconcelli, University of Modena and Reggio Emilia
 
I would like to point out the Summer School on Machinery Advanced Diagnostics (MAD), that will be held on the Garda Lake in Italy at the end of June.
 
The summer school is addressed to PhD students, researchers, and specialists working in the field of machinery diagnostics and condition monitoring.

Two PhD positions in design of hybrid composites

Submitted by MKB on

Dear all,

We have two exciting PhD positions at Aarhus University, Denmark.

The common subject is the design of hybrid composite materials for high performance application, but with safety and reliability in mind.

Please follow the links from below for further details (Note, applications only following these links).

https://phd.tech.au.dk/for-applicants/apply-here/saeropslag/design-of-m…

Immediate postdoctoral position in soft robotics at USC

Submitted by Hangbo Zhao on

The Zhao Research Group (https://sites.usc.edu/zhaogroup/) in the Department of Aerospace and Mechanical Engineering at University of Southern California is seeking applications for an immediately available postdoctoral position in soft robotics. The objective of this project is to develop novel dexterous soft robotic manipulators incorporating advanced sensors, actuators, and closed-loop control.

Violation of the Cauchy-Born rule in High Entropy Alloys

Submitted by SwarnavaGhosh on

Dear Colleagues,

I am sharing a recent paper titled "Violation of the Cauchy-Born Rule in multi-principal element alloys" published in Applied Physics Letters. Here is the link to the paper: https://doi.org/10.1063/5.0204091

PhD Position in Atomistic Simulations of Microstructure-Induced Failure

Submitted by Erik Bitzek on

The mechanical properties of alloys, and thus their susceptibility to damage and failure, are determined by their chemical composition as well as by their process-dependent microstructure. While microstructural modifications are well-known to improve, e.g., the yield stress or fatigue lifetime by orders of magnitudes, no thorough atomistic methods for systematic high-throughput exploration of the microstructure space have been performed yet.