24 July 2021 2 8K Report

polymer modeling, soil improvement, plaxis software.

More Ben Athmane Baghdir's questions See All
How to improve results of system identification procedure?

Hello, I'm performing system identification of the lateral closed-loop dynamics of a quadrotor. My model receives a setpoint and should return position and acceleration. I've proposed a second...

07 February 2021 9,791 2 View

What is the maximum time duration allowed between photoresist coating and exposure?

I have coated the Silicon wafer with photoresist (AZ1518) but until the exposure (Laser Writer) I had to wait for more than a week (Laser Writer was not operative) - would the photoresist still be...

03 January 2021 9,640 4 View

What would happen if all nitrogen atoms in DNA were replaced by Carbon atoms ?

The DNA molecule is in the form of a double helix, The atoms which compose it are carbon, nitrogen, hydrogen, and phosphorus

02 January 2021 4,402 3 View

Which is more important for a journal? The impact factor or the quartile ranking?

I always found confusing both concepts! Which one do you think is more important? I give an example: The journal of "Theoretical and Applied Climatology" has an impact factor of 2.88, but it's a...

01 December 2020 8,608 19 View

Who can collaborate with us?

Salam (Hello)! We have prepared some new compounds with important potential to inhibit viruses. We are interested in inhibition of Hepatetis-B/C, Nipah, Nil and coronavirus. Who can collaborate...

22 November 2020 3,850 14 View

What is the most effective way to transfect HAP1 cells?

I am starting a project with the HAP1 cell line and previously our lab has had difficulty to transfect them. -we have nucleofection equipment - but have only been getting ~10% transfection -i...

19 October 2020 5,340 2 View

What effect do epidemics have on cerebral physiology?

How trauma and fear of infection can affect brain functions and structures?

10 October 2020 6,642 1 View

What are the XRD analysis conditions of the cement, sand and Limestone ?

I am a Phd student and I need to do XRD analysis on my pouder samples namely ( cement- sand- limestone and calcined clay). I was asked asked to specify the analysis conditions: -the nature of...

07 October 2020 5,737 6 View

Why I couldn't obtain a gel from APTES? Does the Amine group affect the gelation process?

I am trying to make a gel from APTES as a precursor using the sol-gel reaction. I tried different solvents (ethanol, acetone, DMF) and different catalysts (basic and acidic) with different...

03 October 2020 9,673 5 View

Best meta-analytic approach with Mean, SD, Sample size for regional values of MRI measure?

I'm interested in evaluting the evidence in the literature I've collected for spatial/anatomical variation in an MRI measure. The data consists of mean values, standard deviations and sample...

14 September 2020 8,910 1 View

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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

After a reference from Int J Body Compos Res, can any body help?

Hi, I am after the reference below, my library says it cannot obtain a copy either locally or internationally, any help appreciated! Chris Wang ZM, Heshka S, Wielopolski L, Pi-Sunyer FX, Pierson...

03 March 2021 6,193 1 View

What techniques can I use to determine the miscibility of polymer blends?

The term miscibility refers to the single-phase state in thermodynamics. I do not mean the compatibility of different components. To determine the miscibility I know several techniques such as...

03 March 2021 4,107 4 View

How to repeat an operation on an atom selection for multiple times in PyMol?

Hi, I am trying to construct a multi-layer fibril structure from a single layer in PyMol by translating the layer along the fibril axis. For now, I am able to use the Translate command in PyMol...

02 March 2021 4,569 4 View

Shall I skip the measurement model in SmartPLS?

Hello everyone, I had run a mediation model in SmartPLS using questionnaires that were already validated among my statistical population. A professor who edited my paper -though she is not...

01 March 2021 3,052 3 View

What is involved in morphological changes of SEM images of a substance?

In the sem analysis of CaCO3 nanaoparticles, the morphology images showed spherical shaped particles but the proposed morphology for these type of nanoparticles is trigonal. I prepared the...

01 March 2021 1,960 4 View

Joint behaviour in Abaqus is not captured well?

I am working on roof joint and trying to simulate the behaviour in Abaqus. I am successful in running the model but the final graph does not follow the experimental curve in the negative direction...

01 March 2021 6,661 3 View

How to define tie constraint between rigid body and another part in dynamic explicit model of Abaqus?

Hi dear researchers I connected a rigid body into the part of my structure by tie constraint and then I added displacement to rigid body, in static general step every thing is fine and these two...

28 February 2021 3,442 2 View

Does the circuit modeling for planar monopole antennas using Foster canonical forms give good approximation?

Hi researchers, I am searching for some accurate way to do the circuit modeling of planar CPW-fed monopole antennas. I have gone through the literature where mostly circuit modeling is done using...

28 February 2021 7,016 1 View

How to modify Johnson cook equation in ABAQUS?

I wanted to add an extra parameter to the existing Johnson cook equation in the ABAQUS simulation. How to add those extra parameters. Ref: A modified Johnson-Cook material model with strain...

28 February 2021 4,841 3 View

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