How to model linear-elastic large deformation of 1D Uniaxial stress in ABAQUS?

More Sayed Mohamad Mirfatah's questions See All

Could you please suggest to me research in which a relation between the shear wave velocity and the degree of saturation for stone was discussed?

Hi all, I am looking for a graph or a relation that relates the degree of saturation and the shear wave velocity for the marlstone. Looking forward to your suggestions Best Regards

24 February 2021 9,690 1 View

Do I need to ask permission to use pictures for my questionnaire?

I would like to use some photo from a government website for my questionnaire. But, different photo is from the different owner. So, should I just get permission from that government body or still...

23 February 2021 1,631 3 View

How much Morphine Standard is dire need for determination and extraction of Morphine in HPLC technique?

I want to purchase some Morphine Standard for HPLC to detect Morphine rate in Papaver somniferum L. how much is need in every stage or phase?

08 January 2021 1,675 3 View

Hi dear fellow researchers and senior scientists ,i need validate method for Safranin-O-fast green images intensity quantification?

Dear fellows i have images of meniscus sections stained with Safranin-O-fast green. I need to quantify the images for Safranin-O-fast green intensity and any other parameter if...

30 December 2020 1,931 3 View

What is the blank for catalase activity measurement by spectrophotometer?

I extracted the enzymes of leaves with a potassium phosphate buffer containing PVP and EDTA for catalase activity measurement. The reaction mixture is 3 ml (2.95 ml phosphate buffer+ 0.05 ml...

26 December 2020 606 3 View

Can you accept for my invitation to join the JAC-ECC Conference, I enclose for you the detailed program?

can you accept for my invitation to join the JAC-ECC Conference, I enclose for you the detailed program?

07 December 2020 8,576 7 View

Is reconstitution solvents (etc: acetone, methanol) in the last step of extraction important in securing the compounds peak in the HPLC or LC-MS/MS?

I have used different reconstitution solvents in my sample extractions for an example, I used methanol as my reconstitution solvents in the water and sediment extraction sample whereas, I used...

25 November 2020 6,842 7 View

How to formulate or simulate FSI and 6DOF together?

hi every one I want to know, is there any way to formulate FSI and 6 DOF or simulate them together in CFD Softwares? for example FSI of a ship with 6 DOF in regular waves or irregular waves? thanks

01 November 2020 6,197 3 View

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Hello there I'm a Ph.D. student in clinical psychology and need to learn R software. I have enough knowledge of SPSS and AMOS. Are these skills enough for starting R software learning for...

23 October 2020 8,220 5 View

How is solubility of CO2 or air in organic solvents such as xylene or cyclohexane?

For some reason, I need to inject a dispersion of an organic solvent and organoclay into a block of soil sample. the organic solvent probably is xylene.

29 September 2020 6,348 4 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

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

How to calculate average trend in maximum annual NDVI from MODIS?

I am wanting to calculate the average trend in maximum annual NDVI in Iceland from 2010-2020 using MODIS MYD13Q1 V6. How would I do this? I have currently inserted the NDVI bands from the MODIS...

02 March 2021 752 2 View

S M Anas

Dear Sayed,

I suggest you try the following links:

https://www.google.com/url?sa=t&source=web&rct=j&url=https://apps.dtic.mil/dtic/tr/fulltext/u2/a128788.pdf&ved=2ahUKEwiq8Nf_n-ftAhWx6nMBHQMnDe8QFjAMegQIBxAB&usg=AOvVaw3iY6-bV8hT4kDdkG7gGhxJ

https://www.google.com/url?sa=t&source=web&rct=j&url=https://ir.lib.uwo.ca/cgi/viewcontent.cgi%3Farticle%3D7846%26context%3Detd&ved=2ahUKEwiq8Nf_n-ftAhWx6nMBHQMnDe8QFjANegQIBRAB&usg=AOvVaw1tNnMnfg8pR02J7bVSBtml

https://www.google.com/url?sa=t&source=web&rct=j&url=http://www.umich.edu/~bme456/ch7elasticfe/bme456nonlinearfe.htm&ved=2ahUKEwiq8Nf_n-ftAhWx6nMBHQMnDe8QFjAGegQIDxAB&usg=AOvVaw3MFLYU8GqVxZ-CEhGLEicH

https://www.google.com/url?sa=t&source=web&rct=j&url=http://www2.mae.ufl.edu/nkim/egm6352/Chap4.pdf&ved=2ahUKEwiq8Nf_n-ftAhWx6nMBHQMnDe8QFjADegQIBhAC&usg=AOvVaw0zMKwF4flxv2lSh07nuMEJ