In wave propagation in granular chain with abaqus can anyone guide for propagating acoustic wave in granular chain?

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Which is better for the student : Implementing the principles of object-oriented programming using Java or C++?

Object-Oriented Programming

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Hello In your opinion, which is better: Study Microprocessing first, then Computer Architecture, or vice versa, and why?

Computer Science Department

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How can we ensure that the recovery rate of the extraction of a compound from biochar (porous medium) for a destructive analytical method is accurate?

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What is the difference between limitation in recall and recall bias?

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Could you recommend some articles on Urban Transportation System optimization and Innovation?

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Seeking Advice on Viability and Execution of Undergraduate Thesis Topic?

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I have get this error when i calculated the geometrical optimization for prco3, it takes 12 hours until gives this message in the outputfile?

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Hamed Sharghi

FEM can model particles(granules) , contact between them , dissipation and something like this for solving equation.If anyone like i can explain more.So share your knowledge!

Regards

Hamed

Hi Zhigang,

Some steel sphere in contact with each other(hertzian contact). Anyone can excite from one side with an impulse.I want to study dynamical response of the system.