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

flexibility of polymers chain

effect of double bond on the flexibility of polymers

07 April 2021 0 0 View

Formulation of polymer color flakes

I am writing to request some information for making polymer color flakes. I would appreciate the help.

17 March 2021 0 0 View

Polymer composites suddenly solidifies?

I am making polymer composite by solvent mixing method. When I am trying to add filler solution in polymer solution it quickly get solidified. How to make them then uinform? It doesn't give time...

03 March 2021 7,540 4 View

What is the production process of CaFe ferroalloys?

I looking for ferro calcium production process

03 March 2021 1,755 4 View

How the parameters (such as Mw, Chemical bonds, polymer bland and so on) affect the mechanic property of polymer (such as storage, loss modulus) ?

Anyone can recommend any books on such topics? Thanks in advance.

02 March 2021 8,457 2 View

12% ledeburitic cold work tool steel, etched for revealing retained austenite, any help for clarifying?

Hello everyone. Given microstructure image belongs to a 12% ledeburitic cold work tool steel (annealed and tempered). The sample was etched with picral (100 mL ethanol and 4 g picric acid). I...

02 March 2021 4,119 3 View

How do I determine the degree of polymerization of PEG 400 based on NMR integration?

Hello, I am working on the photocatalytic degradation of PEG 400. I would like to know if it's possible to determine the degree on polymerization based on NMR integration, or by the MW of the...

02 March 2021 6,186 3 View

How to polymerize TEOS?

I want to polymerize TEOS on a surface. I know that NH4OH is a preferred catalyst and an alcoholic solvent should be used .But I can not find certain amounts of each material to use. Does any one...

02 March 2021 1,404 6 View

How Can I bring as much common elements in steel as possible to calculate stable phase(s) in OpenCalphad?

As I was tweaking step-by-step OpenCalphad6 Macros step1.ocm involving phase and thermal property calculation of a High-speed steel, I could not incorporate more than 6 elements in the steel...

01 March 2021 8,840 1 View

How can you bring two structures together to create an adhesive bond in LAMMPS?

I have created an Ice 1h crystalline structure and an Aluminium substrate structure and equilibrated both at 250K. Now I need to bring them together in a way that an adhesive bond is created....

01 March 2021 3,325 2 View