Mojtaba Nematollahi

4 Questions 8 Answers 0 Followers

Questions related from Mojtaba Nematollahi

How can I simulate a folding to obtain the stress field? which software do you suggest?

I'm trying to obtain the stresses induced in a fold based on regional tectonics and geological parameters, how can I do that and which software has this capability? Many thanks #tectonic #fold...

21 May 2023 2,381 2 View

What's the source of relating the apparent stiffness to mesh size (Delta Zmin) in the formula defined by Flac3d manual for calculating the Kn and Ks?

Hello everyone, I'm looking for a source or document that proves why the apparent stiffness of the joint which should be totally dependent on physical properties and stress states of the...

14 March 2022 5,172 3 View

Error cam-clay: mean effective pressure is negative?

Hello, I'm modelling a tunnel with modified cam-clay model , Flac3D issues this error:" cam-clay: mean effective pressure is negative". How can I solve this problem, Thanks

01 May 2016 4,022 6 View

Synthesize the nano-composite of Modified Montmorillonite with Al2O3 (MMT-Al2O3)

My wife is trying to synthesize a new nano-composite of MMT-Al2O3. She tried several methods, but most of the time, the Al2O3 nanoparticles became agglomerated and have large sizes about...

01 January 1970 642 7 View