How can I fit the "Inductor" in electrochemical impedance spectroscopy?

Hi every body, I added an inhibitor to the 1 M HCl solution and assessed the corrosion behavior of mild steel by electrochemical impedance spectroscopy. Would you please tell me which EIS...

04 May 2018 8,418 5 View

Should I "ALWAYS" remove C and N peaks from EDS spectra?

Dear researchers,I would appreciate if you could guide me:I have filtered some river water samples to characterize the trapped particles on the filters by EDS. The EDS analysis shows Ca, Mg, K etc...

07 August 2017 4,089 5 View

Can 31P NMR help me to measure the phosphonate concentration in solutuion?

02 March 2015 4,103 5 View

What is the best way to measure nitrilotris methylene phosphonic acid concetration in solution?

Dear Researchers, I added 10ppm "nitrilotris methylene phosphonic acid" (NTMP) to water and I want to measure the P concentration during the time. Would you please guide me to measure the P...

02 March 2015 7,872 2 View

How can I run the UV-VIS experiments anaerobically?

Hi researchers, I want to do sulfide experiments that are sensitive to the oxygen. I want to run the UV-VIS experiments which monitors the sulfide formation (in the absence of oxygen). I can not...

11 December 2014 2,708 17 View

Is there any software under windows to model the particle aggregation and flow in fluid?

Would you please tell me if there is any free software to model the particles aggregation and flow? I mean spherical or cylindrical particles flow in a channel or fracture and deposit or aggregate...

09 October 2014 361 8 View

How much are the oxygen atom distances of carboxylic groups of citric, maleic and tartaric acid?

Dear Researchers, Would you please tell me how much the oxygen atom distances of carboxylic groups of citric, maleic and tartaric acid are? Is there any free software to see this distance in...

07 August 2014 5,607 3 View

At which pH do polyepoxysuccinic acid and polyaspartic acid fully dissociate in water?

Dear researchers, Would you please tell me: at which pH polyepoxysuccinic acid and polyaspartic acid fully dissociate in water? I mean what are their pk values? Thanks.

07 August 2014 5,300 3 View

What are differences between Ansys WOrkbench and Gambit?

Dear Researchers, I am at the first stage of learning CFD for my project. But there are various kinds of software.Would you please guide me what the differences are? 1- What are differences...

06 July 2014 4,633 1 View

Is there any software to model the additive-crystal faces interaction?

Dear researcher, I want to model the interaction of additive with crystal faces. Is there any software or way to do it? For example to show how maleic acid bonds to the (101) face of gypsum...

06 July 2014 1,389 6 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

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

Resistor definition in Piezoelectric bimorph with ANSYS workbench

Hello, good day! I am trying to simulate similar bimorph piezoelectric harvester with below commands. However, the output power doesn't change with resistor value. Please help to find the reason. ET,10,CIRCU94,0 !SET UP RESISTOR R,1,100000 !RESISTANCE VALUE TYPE,10 !SET ELEMENT TYPE E,1,2 !CREATE RESISTOR BETWEEN NODES 1 AND 2 Thanks in advance Regards,

02 March 2021 0 0 View

Is there any tutorial for comsol general projections?

Hi, im trying to make a projection in a 3d comsol model. I have a non uniforme chanel and my intention is to get the average tempreture in the y-z cross section and se the average tempreture...

02 March 2021 4,624 4 View

Why are the velocities so high in my Boussinesq approximation Fluent simulation?

Hello, I have a mechanism where air rises due to convective flows. In this simulation, nothing is driving the air except this. I understand that the Boussinesq approximation only works for small...

02 March 2021 4,910 3 View

Is it possible to do piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch?

How to do Piezoelectric coupling in ANSYS-APDL or COMSOL between tapered substrate and rectangular piezoelectric patch? Piezoelectric coupling between the rectangular substrate and rectangular...

02 March 2021 9,833 3 View