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Two PhD positions are available immediately - Computational Materials & Mechanics

Submitted by mohsenzaeem on

Two PhD positions are available immediately in the Computational Materials & Mechanics Laboratory at Missouri University of Science and Technology (Rolla), http://web.mst.edu/~aslezaeemm/:

1. Multi-phase field modeling: defect formation and evolution during dendritic solidification of aluminum alloys

2. Molecular dynamics simulations of properties of oxides

 

Temperature Dependent CTE (coefficient of thermal expansion)

Submitted by rohan_patel8388 on

Hello People,

Would anyone please tell me or provide any documentation for how to find Temperature Dependent CTE (coefficient of thermal expansion) or modulus of elasticity? I have water which is encapsulated in box made of steel and which goes under freezing process and water expands. 

So i need any mathematic relations for water and metal as well to fine CTE.

Thanking you,

Rohan

2 Post Doctoral researcher positions in Computational Mechanics of Materials

Submitted by Noel ODowd on

Two post doctoral positions are available at the University of Limerick, Ireland. The object of the research, which is funded by Science Foundation Ireland (SFI), is to obtain an understanding of the mechanical behaviour of ferritic and martensitic steels at the micron and sub-micron scale and to link this behaviour to component behaviour. The work will involve computational and experimental studies of material behaviour using a range of numerical and experimental techniques.

Dynamic instabilities of frictional sliding at a bimaterial interface

Submitted by Eran Bouchbinder on

Understanding the dynamic stability of bodies in frictional contact steadily sliding one over the other is of basic interest in various disciplines such as physics, solid mechanics, materials science and geophysics. Here we report on a two-dimensional linear stability analysis of a deformable solid of a finite height H, steadily sliding on top of a rigid solid within a generic rate-and-state friction type constitutive framework, fully accounting for elastodynamic effects.

Details about hydrogel mechanical test

Submitted by Linlin Cao on

Dear all,

I have some questions about hydrogel mechanical test. After curing, should i put samples in water (submerge in water) or not? I found there's big difference between same samples with different water content. Also, I can't get the tentile strength similar with literature with same materials. My tensile stress is more than 10 times smaller. I really don't know what did I miss.

I would greatly appreciate any help. Thank you!

 

Positions available in the mechanics of polymers

Submitted by shawnchester on

Two positions at the PhD level are available in solid mechanics in my group in the Mechanical and Industrial Engineering Department at the New Jersey Institute of Technology.  I'm looking for motivated students in the area of solid mechanics and materials, with specific application to the multiphysics behavior of polymeric materials.  A few key areas are polymeric gels, thermo-mechanics of polymers, shape-memory polymers, chemical reactions occurring in a deforming polymer, and so on.  Research topics are broad and cover the full range of theoretical, numerical, and experimen

Large-eddy simulation with near-wall modeling using weakly enforced no-slip boundary conditions

Submitted by Mario Juha on

In the present paper, weakly enforced no-slip wall boundary conditions are revisited in the context of Large-Eddy Simulations (LES) with near-wall modeling. A new formulation is proposed in the framework of weakly enforced no-slip conditions that is better aligned with traditional near-wall modeling approaches than its predecessors. The new formulation is tested on turbulent open-channel flows at friction-velocity-based Reynolds numbers Reτ=395Reτ=395 and 950 benchmark problems.