How to apply meshing and FEA on CAD geometry?

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What are the problems we face when we directly inverse a multivariate regression equation?

Why direct inversion of mutivariate regression equation is not preferred and instead optimization techniques are used?

15 July 2024 8,642 3 View

How to decide mass scaling in ABAQUS?

I am doing orthogonal cutting of aluminum. My forces are changing according to mass scaling. How to decide the scaling factor?

01 July 2024 3,749 0 View

A standard paper for 2D orthogonal cutting?

I am trying to imitate orthogonal cutting in 2D in abaqus. Can anyone suggest me any reliable research paper?

30 June 2024 7,306 0 View

Why maximum likelihood approach over sample variance?

Maximum likelihood estimation is used to estimate population mean and variance. However, we can do it with sample variance too and sample variance is unbiased also. Then why we prefer maximum...

25 June 2024 3,920 3 View

Why my mesh convergence is failing in ABAQUS?

I am doing 2D orthogonal cutting simulation in ABAQUS for aluminum. Reducing mesh size up to 0.08 mm reduces the error to 3% but further reduction leads to increase in error from 3 to 39%. Why I...

23 June 2024 9,080 0 View

ABAQUS - Face could not be partitioned. How to resolve this error?

I am doing orthogonal machining of aluminum in 2D. However, when partitioning for depth of cut with a sketch on face strategy with a parting line, it says that face could not be partitioned. How...

18 June 2024 8,000 0 View

My abaqus analysis is not going further a certain time. What can be the problem?

I am trying to simulate orthogonal cutting. My analysis time is stuck at 0.03125 seconds. I killed it and started again. It is again stuck.

27 May 2024 4,917 1 View

How to solve temperature problem in oxley's machining theory?

I am trying to predict cutting forces in orthogonal cutting using Oxley's model using power law in flow stresses. However, I can't get out of the loop where temperature is just changing...

02 December 2023 4,964 0 View

Which is best software to make figures for research and review papers?

I am currently working on research and review papers and need suggestions regarding creating attractive figures.

25 February 2022 9,068 5 View

How to start learning ANSYS and FEM?

I have started learning FEM from scratch. I want to apply it to do numerical simulation of solidification in ANSYS? Where and how to start learning ANSYS?

14 February 2022 8,484 6 View

How to learn more about SPSS and its Application?

I would like to learn more about SPSS and Its application especially in regards to data analysis. Please suggest me how I can learn more about it. Thank you so much.

11 August 2024 9,099 4 View

Can I base on reverse DNA sequences to perform alignment, convert to amino acids and GenBank submission?

I have reverse sequences (AB1 format), can I base on reverse DNA sequences to perform nucleotide alignment, convert nucleotides to amino acids and deposit the sequence in GenBank database?

11 August 2024 5,136 1 View

Baseline drift in HPLC? What causes this?

Hello, Why do i see this baseline drift when i compare my blank (black) to the sample (blue)? Any suggestions as to why this happened? Thank you!

11 August 2024 3,769 4 View

Text-Communication from the M1 Hand Area using BCI—and then there is Elon Musk?

Willett, Shenoy et al. (2021) have developed a brain computer interface (BCI) that used neural signal collected from the hand area of the motor cortex (area M1) of a paralyzed patient. The...

10 August 2024 7,180 0 View

Has anyone applied Python in the field of textile engineering for data analysis, automation, or smart textiles?

I'm currently exploring the application of Python in textile engineering, specifically in areas like data analysis, process automation, and the development of smart textiles. I'm interested in...

10 August 2024 7,428 2 View

How can I use the cif data obtained from rietveld refinement extracted via gsas2, for microstructural analysis using ETEX software?

09 August 2024 7,718 0 View

How are iso-frequency contours plotted?

Let's say we have a standard, regular hexagonal honeycomb with a 3-arm primitive unit cell (something like the figure attached; the figure is only representative and not drawn to scale). The...

07 August 2024 1,936 1 View

How to prepare the nanoparticle treated fungal sample for Environmental SEM analysis?

A fungal strain was treated with nanoparticles. We want to do an environmental SEM analysis. So could anyone share your views on preparing the sample? Thank you.

07 August 2024 5,307 1 View

How to normalize and take the significance of the MTT OD values with 3 replicates for the same cell-line?

Hi, I have a question about normalizing the MTT OD values for doing the statistical analysis. So, if we have 3 different plates and we call them 3 different replicates, so, first we would...

07 August 2024 8,105 4 View

Why does my protein refolded to beta sheet during thermal denaturation analysis?

Hi! So i attempted to understand a novel protein behavior towards heat application by analyzing its secondary structure change. I subjected the protein to a thermal denaturation analysis using...

06 August 2024 1,987 3 View