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Viscoelastic normal indentation of nominally flat randomly rough contacts

Submitted by Antonio Papangelo on

Viscoelastic materials are receiving increasing attention in soft robots and pressure sensitive adhesives design, but also in passive damping techniques in automotive and aerospace industry. Here, by using the correspondence principle originally developed by Lee and Radok and further extended by Ting and Greenwood, we transform the elastic solutions of Persson for contact of nominally flat but randomly rough surfaces to viscoelastic indentation. As an example, the cases of step loading and of the response to a single cycle of harmonic loading are studied.

Update on International Conference "Recent Advances in Modeling and simulation Techniques in Engineering and Sciences (RAMSTES - 2021)

Submitted by Dhaneshwar Mishra on

Multiscale Simulation Research Center (MSRC), with Departments of Mechanical, Civil, and Chemical Engineering at Manipal University Jaipur (MUJ), Jaipur, Rajasthan, India is organizing a three days International Conference on “Recent Advances in Modeling and Simulation Techniques in Engineering and Sciences[RAMSTES-2021]” to be held on 8-10, December 2021 at MUJ. Keynote speakers in the program include Prof. Ravi Chander K., University of Texas, Austin, Prof. Vishnu Pareek, Dean of Engineering, CurtinUniversity, Australia, Prof.

Two fully funded PhD position in scientific machine learning and additive manufacturing at Worcester Polytechnic Institute

Submitted by chenglin on

Two fully-funded PhD positions are available in the lab of smart manufacturing and smart materials at Worcester Polytechnic Institute (WPI) in the area of scientific machine learning and additive manufacturing. Our research concentrates on the development of physics-based machine learning and its application for computational design of functional materials, and multiscale and multiphysics modeling for AM.

 

Required Qualifications:

Postdoctoral Research Position in the Area of Nanoelectromechanical Systems (NEMS)

Submitted by B. Erdem Alaca on

A postdoctoral position is available in the laboratory of Dr. B. Erdem Alaca at Koç University, Istanbul. Research will be carried out on nanowire-based  electromechanical sensors allowing the postdoctoral fellow to conduct cutting-edge research on ultrasensitive NEMS devices. 

 

Fully funded PhD position on developing a multi-physics model for 3D printing of composite materials at Technical University of Denmark, Department of Wind Energy. Deadline: Sep. 15, 2021

Submitted by Ali.Sarhadi on

Are you interested in 3D printing of high-performance composite structures?

Do you have a good background in thermo-mechanical modeling?

Are you interested in advancing new manufacturing techniques for fabricating sustainable composite materials used in wind turbines?

If so, there is a great opportunity for motivated and hard-working students with good scientific background to pursue their PhD study at the Department of Wind Energy, Technical University of Denmark; one of the top-ranking technical universities in Europe. 

 

 

New Program Directors in Mechanics-Focused Programs at NSF

Submitted by Siddiq Qidwai on

Dear Mechanics Community Members:

We have great news to share! Two additional program directors have joined the Mechanics and Engineering Materials (MEM) cluster. Recall that the MEM cluster is composed of two programs devoted to the discipline of mechanics: Biomechanics and Mechanobiology (BMMB) and Mechanics of Materials and Structures (MoMS). The new hires will work across and bridge both programs, forming a complement of five program directors in total serving the needs of the ever-expanding mechanics community.

Call for Abstract Submission in USNC/TAM 2022-MS 308, Computational Fracture, Fatigue and Damage Modeling

Submitted by trisha_sain on

Dear Fellow Mechanicians,

Cordially inviting you to submit an abstract for the upcoming USNC/TAM 2022, in session named as -"Computational Fracture, Fatigue and Damage Modeling"; we are encouraging (not limited to) research related to new method development to understand the fracture, damage and fatigue behavior in complex engineering materials such as soft polymers, composites, biological materials etc. Kindly consider submitting an abstract before the deadline of December 18, 2021.

Universal Deformations in Inhomogeneous Isotropic Nonlinear Elastic Solids

Submitted by arash_yavari on

Universal (controllable) deformations of an elastic solid are those deformations that can be maintained for all possible strain-energy density functions and suitable boundary tractions. Universal deformations have played a central role in nonlinear elasticity and anelasticity. However, their classification has been mostly established for homogeneous isotropic solids following the seminal works of Ericksen. In this paper, we extend Ericksen's analysis of universal deformations to inhomogeneous compressible and incompressible isotropic solids.