What is your plan for summer holiday!?

Traveling, more Conference, Tourism, talk about your plan maybe I can be your partner, I am sereaching tourism and work partner during the second half of June, July, and August I am waiting for...

04 May 2018 135 0 View

How to Get a Nano of Micro Powder in a Mechanical Way?

I have micro polyethylene powder, and want to get nano particles such as milling or any mechanical method. Could I get the Nano by chemical method? Best regards Mohammed

05 June 2017 6,487 0 View

How to investigate the anticorrosion of non conductor coating?

Could anybody tell me a method or a device has to test the anticorrosion of insulated coating for low carbon steel content steel-106?

04 May 2017 272 4 View

How can I sense CO2 in the gas mixture?, could any body have a suggestion?

I am trying to measure the amount of Carbon dioxide (CO2) in the gas mixture, the most contain of this mixture is Nitrogen

11 December 2016 1,249 4 View

Is Tetrahydrofuran (THF) a good solvent for bitumen, Do you have a suggestion?

11 December 2016 9,631 0 View

What's the best way to concrete coating by using the bitumen?

06 July 2016 1,495 4 View

Can I get FTIR analysis for Semi-Solid material (e.i like wax)? Also can I know the exact percentage composition of this material by FTIR?

Semi-Solid material (e.i like wax)? OH (inter molecular hydrogen bonding), C-H, (CO), and asymmetrical C-O-C , Also can I know the exact percentage composition of this material by FTIR? Material I...

04 May 2016 5,286 9 View

Kindly can anybody here tell me how to make Bitumen Diluted (solvent % (vol or wt%))?, I know the best solvent used in this regard is Tolune?

I need to reduse the Bitumen viscosity for concrete coating purpose

03 April 2016 7,079 3 View

How I could know the chemical formula or chemical composition of a polymer has been degraded by chemical heating process?

For example: Degradation of Polyethylene Terephthalate (PET), FTIR couldn't give the total composition of materials, but focus on the bonds have been appeared.

01 January 1970 8,133 4 View

Could anybody have an explanation or experimental reference about thermal spray coating by polymer?

01 January 1970 3,007 0 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

i have some problem with chtMultiRegionSimpleFoam

--> FOAM FATAL ERROR: Maximum number of iterations exceeded From function Foam::scalar Foam::species::thermo::T(Foam::scalar, Foam::scalar, Foam::scalar, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar, Foam::scalar) const, Foam::scalar (Foam::species::thermo::*)(Foam::scalar) const) const [with Thermo = Foam::hConstThermo >; Type = Foam::sensibleEnthalpy; Foam::scalar = double; Foam::species::thermo = Foam::species::thermo >, Foam::sensibleEnthalpy>] in file /home/ubuntu/OpenFOAM/OpenFOAM-4.1/src/thermophysicalModels/specie/lnInclude/thermoI.H at line 66. FOAM aborting #0 Foam::error::printStack(Foam::Ostream&) at ??:? #1 Foam::error::abort() at ??:? #2 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::calculate() at ??:? #3 Foam::heRhoThermo >, Foam::sensibleEnthalpy> > > >::correct() at ??:? #4 ? at ??:? #5 __libc_start_main in "/lib/x86_64-linux-gnu/libc.so.6" #6 ? at ??:?

24 March 2021 0 0 View