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09 October 2019 4,700 2 View

Why different meshes give total different results in Abaqus model?

I am studying a 2D model for ideal plastic case.I am confused why different element size gives different results,I know that more elements give better results but at least the results should be...

08 September 2019 6,307 6 View

How to deal with locality problems in ccNUMA architectures?

I'm studying Locality optimizations on ccNUMA architecture.I've started reading the book Introduction to high performance computing for scientists and engineers but there is a something that i...

05 June 2019 9,411 1 View

How to derive the shape functions for a serenditipity 2D element?

How to derive shape functions from a serendipity 2d element with nodes placed on arbitrary positions?

02 March 2019 8,359 3 View

Why full integration FE elements are over stiff?

Why full integration FE elements are over stiff desping reduced ones?

01 February 2019 5,386 4 View

Does the order of shape functions affect the continuity of stress field in linear fem?

If we use higher order shape functions (for example in a truss element) does this increase the continuity of stress field or the stress will remain discontinuous?

01 February 2019 3,837 4 View

Does hourglass instabilities exists in a Q4 elements with 2 Gaus points?

Does hourglass instabilities exists in a Q4 elements with reduce integration using 2 Gaus points?

01 February 2019 3,994 8 View

How to mesh a pipe in abaqus?

Guys I'm new in abaqus and I have some problems.I am struggling to mesh a flanged pipe.I know that I have to create partitions but I can not do it.Any suggestions?

31 December 2018 9,521 6 View

How to increase continuity in FEM?

My question is how to increase the continuity of displacements in case of truss or plane elements. For example from C0 continuity to C1.Is this possible?

31 December 2018 302 5 View

How to solve thermomechanical problem?

I am new in abaqus and I have a problem in order to solve a thermomechanical problem.Can you please tell how to define the refference temperature in my model? I tried to but I think my results...

31 December 2018 8,283 8 View

How to compare two groups with only two measurements?

Hiiiii everyone! I have an enquiry on statistical analysis. I was looking for many forum and it's still cannot solve my problem. I want to compare means of two groups of data but only with two...

03 March 2021 8,796 3 View

What is the most Operating System (OS) which can be INSTALL on Tiny hard devices like Raspberry Pi (RPi) hardware ?

I'm targeting to deploy a mesh network and manually configure MANET routing protocols. I'm preparing scenarios, architectures, and hard devices needed to do that. Are there some step-by-step...

03 March 2021 1,931 5 View

Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence?

I am on the lookout for the Enhanced Yellow Fluorescent Protein (Aequorea victoria) DNA sequence. Does anyone know where I can find it? Thank you in advance

03 March 2021 3,568 1 View

What kind of fluid could I use for a pitfall trap that also does not invalidate molecular testing?

Hi, I want to start testing pitfall trap to obtain ants samples, but I need to conduct molecular analysis on those insects. So, what kind of fluid can I use? Ethanol expires too early and I need...

03 March 2021 5,978 5 View

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10?

What's the best way to measure growth rates in House sparrow chicks from day 2 to day 10? Since, the growth curve from day 2 to 10 won't be like the "Logistic curve" it might not follow logistic...

03 March 2021 1,401 3 View

Do we need to write protocol for a second study of a systematic review that has been registered and published?

I have conducted and published a systematic review and meta-analysis research with the topic related to public health and health pomotion (protocol was registed in PROSPERO). Now we want to...

03 March 2021 8,920 3 View

How to increase a model accuracy ?

dear community, my model is based feature extraction from non stationary signals using discrete Wavelet Transform and then using statistical features then machine learning classifiers in order to...

03 March 2021 6,994 5 View

Do I need to do linear regression before running mediation analysis using PROCESS MACRO by Hayes ?

I just wanted to check if I need to run a linear regression separately if I am using PROCESS MACRO to run mediation analysis. Thank you.

02 March 2021 4,359 3 View

Sample dilution for quantitative analysis using ELISA?

If the detection range is in ng/ml but the reference range is in ug/ml for a molecule or protein in serum or plasma .how to dilute and what is the initial volume to be taken for quantitative analysis

02 March 2021 7,670 3 View

Is There Any Feasible Method To Test Fluorescent Compounds Other Than Fluorescence Spectrometers ??

Is There Any Feasible Method To Test The Efficiency Of Fluorescent Compounds Other Than UV Spectrometers ? Suggestions Would Be Appreciated !

02 March 2021 5,785 3 View