How do i add moving wall to euler-euler two phase flow in comsol?

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How do I prepare a working stock solution of 14C sodium bicarbonate to get a final activity of 3uCi?

I need to make a stock solution for radioisotopic incubations of freshwater sediments to study dark primary productivity but I have some confusion as to how I calculate the concentration of 14C...

15 July 2024 5,898 0 View

Missing Xod file in CASTEP?

Dear All, I seek assistance with an issue I’ve encountered using the CASTEP module in Material Studio for a Transition State (TS) search calculation. After performing the TS search and downloading...

29 April 2024 8,270 2 View

How to produce standartized estimates using the "user-defined estimand" in AMOS?

I recently learned how to produce indirect effects for each specific path in a path analysis model in AMOS, using the user-defined estimand. but it provides only unstandarized effects. my question...

02 April 2024 1,085 4 View

Is there a solution to calculate the required amount of drug loaded and its minimum effective dose in the hydrogel structure before cell tests?

Is there a solution to calculate the required amount of drug loaded and its minimum effective dose in the hydrogel structure before cell tests? Are particular calculations followed for drug...

07 June 2023 8,277 0 View

Why the anionic polymerization cannot terminate from within its system?

I want to know The reason for the non-occurrence of the termination reaction in anionic polymerization

22 November 2022 797 3 View

Meaning of estimates in linear mixed effects models?

When reporting LMM results, why the term "estimates" is used for fixed effects? is it recommended to use the "estimates" or "effects" or "coefficients"?

04 November 2022 1,867 2 View

What software can calculate the rate of a reaction, simulate and determine it?

Hi everyone! I'm trying to find a way to determine the reaction rate with simulation. What software can I use to do this? (Free or licensed, no matter)?

13 June 2022 6,919 0 View

Why qPCR protocols suggest using 2x primers and 1x probe?

hi all- it might be a very basic question but i struggle with the rational idea in my head- when performing qPCR we need F primer, R primer and a probe (taq-based qPCR). i usually use the same...

30 April 2022 6,981 2 View

how to explain indirect effects?

Hello, How to interpret a positive indirect effect, in a moderation analysis when path a and path b are negative (and significant)?. Also, the total and direct effects are positive.

19 April 2022 9,022 4 View

How to define fixed effects in linear mixed effects model?

I am trying to run a mixed effects model. in the estimates of fixed effects, I receive estimates for each value of the dependent variable separately (although defined as a scale), instead of an...

31 January 2022 5,675 7 View

Problems about acousto-optic coupling in Comsol, how to check whether the moving mesh is correct?

I’m trying to reproduce the acousto-optic coupling simulation in the paper Frequency–angular resolving LiDAR using chip-scale acousto-optic beam steering. LNOI(lithium niobate on insulator) is...

13 August 2024 9,795 0 View

How to determine positive-stained cells in FACS? Use isotype or unstained control?

To compare positive and negative cell populations in flow cytometry, should I compare unstained cells with antibody stained cells? Or with the isotype control? Most papers show comparison with...

06 August 2024 6,728 6 View

Why do we equate male and female arousal?

Women, on the other hand, can become physically aroused (increased blood flow in the reproductive organs) without becoming psychologically aroused even in the slightest. (Robert Weiss)

05 August 2024 9,537 2 View

How to make a Lateral flow control line more uniform?

We have a lateral flow test on Sartorius 140 NC. The conjugate is gold-monoclonal antibody. Using different control lines (GAM, protein A, protein G) we get a very strong leading edge with reduced...

31 July 2024 4,510 3 View

Posthoc test lettering in JAMOVI?

Does anyone know of a module for the JAMOVI software that is capable of generating mean separations using the classic letters based on post hoc results (e.g., Tukey test)? If, as I believe, such...

31 July 2024 3,333 4 View

Suggestions for the Annexin V Positive Control ?

Hello everyone, I am currently using washed human platelets to stain Annexin V as a procoagulant marker. Additionally, I am staining with PerCP-CD61 to identify platelet cells. So far, I have...

29 July 2024 8,624 1 View

Why cannot i find my protein on cell surface after antibiotic selection of expressing plasmid?

I cannot confirm cell surface protein expression by flow cytometry even after transfection and antibiotic selection of cells. Does it take long for proteins to express on the cell surface? the...

28 July 2024 3,178 3 View

Will the catalytic effect of retained austenite happens in steels including RA?

The catalytic effect of retained austenite refers to the phenomenon wherein quenching steels with a small amount of retained austenite, when subjected to tempering at a specific temperature...

27 July 2024 8,508 0 View

Problem with Two-phase simulation?

Hello; I am conducting a CFD study on two-phase flow in a separator, utilizing refrigerant as the working fluid. For this study, I have implemented pressure inlet and pressure outlet boundary...

25 July 2024 2,309 5 View

Flow through curved domains?

Hi everyone, I am working on a curved domain in which a ship is situated in the middle (geometry is given below). In my understanding the general fluid flow is parallel to the x axis from inlet to...

25 July 2024 9,058 4 View