Miniemulsion polymerization in organic solvents?

Hello everyone, I want to make some nanoparticles by free-radical copolymerization of some kind of monomers in a Miniemulsion state! However, my monomers are sensitive to hydrolysis by water and I...

22 December 2020 9,648 1 View

How can we remove copper from copper mine tailings, on an industrial scale?

Removing copper from copper mine tailings, to reduce environmental pollution

13 December 2020 2,037 8 View

How to add diode in FSS with the use of S2P file?

Hello I am going to design a unit cell and insert a diode. I downloaded some S2P files for diodes and used the TOUCHSTONE in lumped element section in CST but I found out for every S2P files I...

19 November 2020 5,240 3 View

What are the weaknesses of optimization with response surface module in Ansys ?

Hi All I am using Reponse surface optimization module ( and not Direct optimization) to optimize my model ( mono component , shell , large deformation, static load, static structural analysis,...

16 March 2020 2,396 5 View

How do I create a pilot node in ANSYS APDL in to apply Remote displacement to a plate in 3D?

Hi All I have a plate in 3D shell and want to apply a remote displacement to it where the point of application of the rotation is in its center. normally doing so in Workbench means just simply...

28 January 2020 3,756 1 View

How do I point to my created material in Ansys eng configs using APDL ?

Hi All How do I point to the material I have created in Engieering configs of Ansys ( I also use workbench) How do I point to this created material in APDL code ?

27 January 2020 6,503 3 View

How to define frequency dependent damping in Ansys Harmonic?

Hi All How can I define frequency dependent damping in Ansys ? it seems to be Damping frequency, but I am told that the value I input here, is used only to calculate the stiffness matrix...

02 November 2019 5,310 4 View

How do deal with Abaqus bolts from flexible to rigid ?

Hi All I have a bolted structure, Solid , in Abaqus in NL static analysis. there is a stress concentration on the bolts when the bolts are flexible. but when I turn the bolts to rigid, the...

21 August 2019 9,870 2 View

How can I sketch a curve in Abaqus API having its function?

Hi All I need to sketch a curve in abaqus api having its function. how to do that ?

21 August 2019 3,046 2 View

Is there any study for 3D woven structure in cylindrical shape?

Hi all Is there any study to determine the mechanical characteristics of a 3D woven composite in a cylindrical form ? and is there any specific software that can model it this way ?

30 July 2019 9,554 3 View

How to determine measurement uncertainty of a mass balance?

Hi everyone, I work at a factory plant where they use a mass balance. The problem is that there is an huge difference between the input and output of one element. There are several people working...

10 February 2021 5,764 3 View

How can I multiply values with standard distribution and with triangular distribution?

I am calculating emissions considering the uncertainty of the data to do Monte Carlo simulation. Some variables such as yields have normal, lognormal or even uniform distributions. These must be...

03 February 2021 6,318 5 View

How are sensor input output equations found and the uncertainty in measurement?

My question is on how the input/output equations for sensors are found, for example a pressure sensor which relates force [N] to resistance [ohms]. Would this equation be found by measuring...

11 January 2021 1,482 4 View

Relativity is actually an uncertainty.?

04 January 2021 718 3 View

Any good conferences on uncertainty and sensitivity analysis?

Hi everyone, I was wondering if there are any good yearly generic or field-specific conferences on topics of sensitivity and uncertainty analysis. Thanks! Shahroz

14 December 2020 9,347 5 View

How do you define Uncertainty in an Economic Decision Model?

How do you define uncertainty in an economic decision model? With this mathematical approach in mind, how should you make decisions?

05 December 2020 4,371 11 View

How to set a threshold to identify uncertain and sensitive parameters?

Hi everyone, I am performing Sobol's sensitivity analysis and wondering if there is a way to set a threshold on sensitivity index so that parameters with a sensitivity index greater than the...

09 November 2020 2,093 1 View

Difference between Data-Driven Adaptive Robust Optimization and Adaptive Robust Optimization?

Could you make some points about the difference between Data-Driven Adaptive Robust Optimization and (classic) Adaptive Robust Optimization?

01 November 2020 9,653 3 View

How to report analytical uncertainty calculations in a research paper about environmental contamination?

We submitted a paper investigating trace elements levels in multiple abiotic and biotic matrices using analytical protocols already established. One of the reviewers required us to report...

27 October 2020 8,453 4 View

How can I run Model-Independent Parameter Estimation and Uncertainty Analysis(PEST) in windows 10?

I'm working on the calibration of a hydrological model which is Python-based. In addition to my manual calibration, I need to carry out an automatic calibration and most articles I reviewed...

25 October 2020 9,053 2 View