Which one I should choose in Abaqus ?

Hello, plese give me your idea! I simulate one slab concrete affected by temperature at top and bottom surfaces. after that, have a static load distribution with small area put on top surface. I...

12 January 2021 5,769 4 View

No title

Hi there! I'm very new to r and trying to run a multi-level meta analysis using pre-calculated effect sizes. I've attached the datafile below. The script I used as a first step to fit the model...

12 January 2021 8,214 2 View

How to solve Abaqus, Socket error: [Errno 10061] No connection could be made because the target machine actively refused it?

Dear Everyone, After submitting the job in Abaqus software and waiting 24 hours for running. The Abaqus automatically exited with a report that "Abaqus/Analysis exited with errors Socket...

19 December 2020 6,336 3 View

How to purify a recombinant protein from Ecoli to reach a cell culture purpose?

05 October 2020 502 7 View

Washing dye off gel filtration column?

Hi all, I was wondering what is the best way to get rid of the organic dye off my mini-gelfiltration column. I washed my column with excess 20X H2O and the dye still seem to be there....

17 September 2020 9,905 2 View

Can hypoxic air (1% O2, 5% CO2, 94% N2) buyed from the market?

I need hypoxic air (1% O2, 5% CO2, 94% N2) for hypoxia experiments, can I get/buy some hypoxic air from the market?

14 July 2020 5,471 2 View

What kind of measurements can be used to determine the composition of a composite blanket material ?

Hi everyone, I am looking for a useful analysis method or a combination of methods to identify the major chemical compounds inside a matrix fibrous blanket which is a composite of fibers,...

28 May 2020 2,925 4 View

The Likert scale is from 1 to 5. What is the meaning of 1? What is the meaning of 5? What is the meaning of the mean score 3.37/ 5.0?

I am studying Data Analysis online with my university teacher. May teacher asked me those questions. But I could not answer the most reasonably. Please help me.

09 May 2020 3,629 3 View

ACE Inhibition Assay?

1) I am curious on what solution should I used to dilute the ACE enzyme to respected concentration? is it the same regardless of what solution? or the activity will be differ accordingly to the...

24 February 2020 9,530 2 View

How to improve the thorn resistance of textiles?

Unlike body armor, the body armor faces a smaller area of knife tip. Although the energy is small, some body armor does not prevent the knife from penetrating.Moreover, if the use of composite...

24 November 2019 928 4 View

Why the results when using wall thickness and when using shell conduction are different in ansys fluent?

Actually, I am running cfd simulation for a heat exchanger which has two fluids one hot and other one is cold fluid. there is a solid domain between them, which I removed and instead I have used...

01 March 2021 9,537 2 View

Can polymer concentrations be calculated based on the number average molecular weight?

Hello, I spin-cast two different polymers onto wafers and measure their height as a function of initial concentration. For polymer A, I have the weight-average molecular weight (Mw) as well as...

28 February 2021 7,882 2 View

What is the density for pva electrospining?

I'm Juan Carlos, a high school student who is working with electropinning, I made an electropinning machine with a 21g needle and a 30kv high voltage source and the distance between my needle is...

28 February 2021 298 3 View

No title

I am trying to find how to know the density needed for a pva electrospinning in a 0.6mm neddle, the electrospinning will be from top to bottom and the problem I really have is the solution because...

25 February 2021 2,615 3 View

How do you mesh a thin solid in Fluent?

Hello, I have used the shell function on SpaceClaim to create thin solids for the model I am studying. These are contained within an enclosure for my study. I chose this approach as it avoids the...

24 February 2021 8,856 3 View

What is difference between In-line transmission (%) and Total transmission (%) value of optically transparent Ceramics?

I am working on transparent/translucent zirconia-based ceramics. In many papers, I have seen that they are reporting both In-line transmission (%) & Total transmission (%) value of...

20 February 2021 9,405 6 View

Onset of Photo Oxidation in Polymers?

Hi! I am looking for some specific information in regards to the minimum amount of UV intensity required to begin the photo degradation process in polymers. I understand each polymer is...

15 February 2021 7,703 4 View

Buckling analysis of a cylindrical shell in Ansys APDL?

In Ansys APDL, We are trying to validate our shell model for nonlinear buckling analysis considering the initial imperfection (as given by Ahmed et. al.) We have attached our results as attached....

13 February 2021 9,200 5 View

How can I calculate teh crystallinity degree of graphene oxide?

I had treat my XRD diffraction pattern by Highscore to calculate the crystallinity degree Xc and I have the formula but I dont no the 2Theta of Ac and Aa to calculate Xc. Is it like polymers...

10 February 2021 6,305 5 View

How can I spin a thick layer of organic polymer?

I need to spin a 120um thick film. My current procedure consists of spinning the polymer (about 20um), uv exposure, plasma etch, and then spinning another 20um thick layer, uv again, plasma etch...

10 February 2021 2,055 6 View