How can i simulate the sudden draw down condition using abaqus software?

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Do you need to normalise data before structured equation modelling?

I'm using covariance-based SEM software. Do I need to normalize the data before I run the SEM model? The SEM model is fine and the data is large (744). 1. Do I need to normalize the data before I...

15 April 2024 422 5 View

Why is my GELMA opaque?

I have been trying to synthesize high methacrylation GELMA using the following protocol : Precise Tuning of Facile One-Pot Gelatin Methacryloyl (GelMA... However, I find that my GELMA is very...

24 March 2024 1,070 2 View

How do I prepare the sample for an optical microscope in order to obtain droplet size in an emulsion? ?

How do I prepare the sample for an optical microscope in order to calculate droplet size in an emulsion from the image and get a uniform droplet size distribution image?

19 March 2024 7,848 1 View

What should i do to make my sample soluble in HRMS compatible solvent (Acetonitrile, methanol or water)?

I want analyze my sample for HRMS, but my compound is not soluble in methanol, acetonitrile or water. what should i do to make my sample dissolve in any of the above mentioned solvent?

14 February 2024 6,945 1 View

Why is my GELMA hydrogel degrading in two days ?

Hi, I synthesized GelMA using carbonate buffer and maintained the pH at 9 throughout the synthesis. The carbonate buffer was made with MilliQ water. Subsequently dialysis was done using MilliQ...

28 January 2024 2,011 0 View

How to measure mean exosome size from Nanosight nanoparticle tracking analysis?

Hello, We are looking to measure mean exosome size (range 50 to 150 nm) from Nanosight ns300 nanoparticle tracking data. The output is an Excel file with the average particle concentration at each...

08 January 2024 1,275 2 View

How to increase the ebselen yield from the reaction?

I'm following the same procedure that is given in the research paper but I'm getting very low yield. Kindly suggest some ideas to increase my yield.

20 September 2023 2,293 1 View

Can I get the JCPDS File for K0.5Na0.5NbO3?

Have anyone worked on this material for Hydrogen generation or CO2 reduction?

12 June 2023 8,506 0 View

Information on TQM concepts in Equipment maintenance?

Research papers

27 February 2023 9,815 1 View

Can we use continuous demographic variables (age,income,work experiance) along with latent variables in SEM?

In structured equation modeling, we use latent variables.

04 January 2023 1,046 4 View

How to get moment output in Abaqus Standart?

I have input a moment load in module load Abaqus, i put my moment load on the node surface (using reference point). I have define moment in history output and make a set for moment too. But the...

08 August 2024 4,831 4 View

How to fix errors in my heat transfer steel structure with reinforced concrete slab model Abaqus?

I have modelled a steel structure using beam elements in Abaqus and attached to this structure reinforced concrete slab. The analysis that I am making is heat transfer of the structure. The...

07 August 2024 1,028 0 View

Please explain how the plastic input value should be considered from the true stress-strain curve for the bilinear elastoplastic material model ?

I am working on Abaqus/Explicit(Quasistatic ) for the deformation of the auxetic structure model. Please explain how the plastic input value should be considered from the true stress-strain curve...

05 August 2024 454 3 View

Simulation of metal drawing by Abaqus with UMAT?

Hello, colleagues. Recently, I have been working on a metal processing simulation with my UMAT in Abaqus. I have outlined the corresponding simulation, but I keep encountering issues that cause...

30 July 2024 7,062 1 View

Why running a restart analysis in Abaqus in Ubuntu OS gives an error as attached when running the same job in Windows doesn't give any error and runs?

I am trying to run a restart analysis, which imports deformed configurations of parts from a generated ODB file. It runs fine in Windows OS but when I try to run it in Linux OS, it is giving some...

29 July 2024 9,572 3 View

How Can I Apply Hashin Damage Properties to Solid Elements in Abaqus Without Using VUMAT?

Sure, here is the translation: I have a 3D orthogonal woven composite structure where warp, weft, and binder yarns are oriented in three directions. After modeling these yarns and the matrix in...

28 July 2024 8,169 0 View

Abaqus cylinder buckling riks analysis?

hi, I am doing a risk analysis of a cylindrical fuselage with windows. I have applied contact interactions between the different parts, and I have applied a unit value load to a reference point,...

20 July 2024 647 2 View

Abaqus 2023 - How to know how many elements have been deleted during a simulation ?

Hi all, I am using the element deletion process based on a Tsai-Wu criterion through a UMAT with a specific State Value controlling the process (DepVar -> Variable number controlling element...

17 July 2024 1,501 1 View

How to cacualte the creep life of polycrystal with CPFEM?

I saw a paper(PHAN V-T, ZHANG X, LI Y, et al. Microscale modeling of creep deformation and rupture in Nickel-based superalloy IN 617 at high temperature [J]. Mechanics of Materials, 2017, 114:...

16 July 2024 8,436 0 View

Hello, does anyone know how I can get coordinates of two specific points on a moving body in Abaqus when applying a vdload subroutine?

Hello I am trying to simulate repulsive force of two permanent magnets in Abaqus. I have implemented Force equations into a vdload subroutine. sensitive parameters are the center to center...

15 July 2024 3,491 0 View