What can be used as a H (hardness) instead of Vickers hardness in this equation?

B=HE/KIC2. H is hardness.

06 July 2018 3,490 3 View

How to make crude oil in the laboratory?

Hello How to make crude oil by combining different materials, such as gasoline? Also, can i determine API gravity (American Petroleum Institute) for this Crude oil?

31 December 2017 2,678 6 View

How much we can modeling the rock characteristics by wave propagation?

Hi Rock characteristics such as porosity, density, mineralogy and mechanical properties have correlation with wave propagation. Can i achive a base method for modeling the rock with all...

10 November 2017 1,338 5 View

How we sure that our world is not Around an atom from another world, and the worlds in every atom of this world?

The world is very large.And yet achievable for today's human being so far away from the hands and imagination.

31 December 2016 2,520 3 View

What's difference between ray tracing and FWI?

hi What's difference between ray tracing and FWI? And wich one is reliable?

08 September 2016 1,992 1 View

error in running a model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

error in modelling model in Abaqus

Excessive rotation of nodes in node set ErrNodeExcessRotation-Step1

17 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MD MOE RMSD

How to calculate the RMSD values for a MD simulation using MOE?

07 August 2021 0 0 View

MGL tools

20 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

fatal error

When I tried to energy minimization my system, I got fatal error as below. Fatal error: Atomtype opls_116 not found Although I've already added this line: ; include water #include "oplsaa.ff/spc.itp" to [molecultype] directive in my topology.

16 June 2021 0 0 View

what is the simplest definition of ion exchange capacity

What this unit identifies for the ion exchange capacity ca. 0.92 meq. g-1. I am a newcomer in the membrane area. I just started. I highly appreciate your help

08 May 2021 0 0 View