How can I define "Heat Transfer in Fluids" for water that flows through an air domain and reaches a Wetted Wall in COMSOL Multiphysics for a 2D model?

Hi all, I hope everyone is doing well and is in good health. In the simulation it is needed to change the phase of water that flows through an air domain. So I used Laminar Flow and Level Set...

25 November 2020 365 4 View

How to increase zebrafish survival rate after spinal cord injury ?

Hi everyone I'm having trouble with the high mortality rate of my zebrafish after surgery. ( the surgery is done based on this article: Becker, C. G., Lieberoth, B. C., Morellini, F., Feldner,...

13 September 2020 6,781 1 View

What should be the p-value for statistical analysis in a burn wound treatment study?

Hi, In our study we are going to evaluate the effect of 3 different treatments on burn wound using rat models. what should the P-value cutoff be For statistical analysis of our q-pcr output and...

05 September 2020 2,963 3 View

Starting point on hands-on experience with polymer rheology?

I have synthesized my polymer, which is a 30 mer. It's in powder state after purification, and it is soluble in DMSO (tried THF, Acetonitrile, etc., it seems only DMSO with sonicating works). My...

13 January 2020 8,145 4 View

Is there any difference between calculate Health risk assessment in atmospheric dustfall and surface soil?

I want to calculate the health risk assessment both in soil surface and atmospheric Dust fall. is these different to calculate?

25 May 2019 2,097 4 View

I want create hydroxyl groups on glass surface. what methods exist for it?

hydroxyl groups are making for better adhesion of coating in solution methods.

04 February 2018 6,813 2 View

Does anyone have a Questionnaire on the Olympic Ideal for uploading?

17 January 2015 9,119 2 View

How can we extract aromatic compounds from oils etc.?

We are trying to extract and analyse aromatic compounds from coconut oil etc..., if anyone could kindly assist with some process or methodology (GLC, HPLC) for such request.

13 July 2013 6,902 1 View

Enzyme immobilization?

I am using liquid enzymes (lipase) for my biodiesel research but they are very hard to recover in order to improve the production cost. I am looking for an idea or recommendation from experts if...

10 October 2012 2,501 7 View

Is there a simple protocol to extract enzymes from plant materials?

I am working on a fruit, "breadfruit", to see how I can extract enzymes from it. Experts are amazed with the fast enzymatic activities of this fruit and I was wondering if there's a simple...

24 April 2012 2,456 5 View

Precipitate after adding laemmli buffer to protein solution containing Potassium Acetate?

Hi, I am running a size exclusion chromatography experiment with a buffer containing Potassium Acetate as a salt. I analyse these fractions through SDS-PAGE. After boiling my SEC fractions in...

01 March 2021 2,622 3 View

How to make fractions of chloroform extract of plant, using seperating funnel?

28 February 2021 8,466 2 View

How to calculate the fraction metabolized of a drug by an enzyme using clearance(ml/min) values of the metabolite formed?

I am trying to find the fraction metabolized of a drug by CYP and UGT enzymes. I am unable to get the values of fraction metabolized (Fm) directly from the literature. Can we calculate the Fm of a...

21 February 2021 5,379 2 View

What type of pressure sensor are usually used in microfluidics?

My team is designing a dual channel microfluidic chip that runs air and water. I think we've decided on the NE1000 syringe pump for it's versatility and feedback control. We will be ordering the...

18 February 2021 9,928 2 View

How can I calculate volume fraction of MWCNT from a nano hybrid composite ?

I am adding 0.1wt percent MWCNT to glass fiber epoxy composite and want to determine the volume fraction of the MWCNT from this composite but I don't know how to calculate it. can anyone help me...

09 February 2021 8,883 3 View

Fractional derivative users, are you on the same page with me on the validity of the fractional order parameter, say alpha?

Taking a fractional ODE problem as an example. It has come to my attention that if the fractional order parameter is in the interval (0,1], many only presents results for alpha=0.9, 0.99. I saw...

08 February 2021 9,671 3 View

Is there any protein soluble in oil?

Hello, I am looking if proteins or protein fractions soluble in oil exist? For food application Thank you for your help

01 February 2021 2,103 3 View

Is it better to push or pull liquid through microfluidics with a syringe pump?

I have a PDMS microfluidic device that I want to perfuse cells through (there are also adherent cells in the channels). Is there any difference if I use a syringe pump to push the cells through...

30 January 2021 4,092 3 View

Silane solution and application to Glass ?

30 January 2021 7,924 3 View

how to add blood and plasma in comsol?

I am trying to model separation of the plasma from the blood on a rotating microfluidic platform. I am not able to add blood and plasma in Comsol. someone please provide me your valuable...

27 January 2021 8,263 1 View