What's the difference between light absorption and coupling in plasmonic metals?

What's the difference between light absorption and coupling in plasmonic metals? It seems that light absorbed in metal nanostructure/nanoparticles doesn't contribute to enhancement in electric...

14 January 2021 1,884 4 View

What suitable boundary for stream function in inlets & outlets with COMSOL code?

As it has known the Dirichlet boundary condition is suitable for no-slip wall boundary for the stream function in COMSOL. I need to ask if I have an inlet and outlet I need to look for another...

02 January 2021 6,255 4 View

Which one should be the control point and slave node in assigning MPC constraint using ABAQUS?

Hello everyone, I am modeling a bridge with and orthotropic deck, floor beams, edge beams and main girders. I have to connect bridge deck with the floor beams and floor beams with the main...

22 November 2020 5,750 4 View

Duplication of nucleotide without peak in electropherogram?

Hi, Can anyone please guide me about this chromatogram? I can not say it is a sequencing error as sequence chromatogram is quite clear. And same type of duplication exist in 5 samples. is it a...

08 November 2020 3,404 4 View

What is the best suited element type for meshing the notched parts of structural steel members?

Hello every one, I am doing finite element analysis of a notched steel component with nonlinear material properties. I have tried different element types for meshing and the analysis results are...

11 October 2020 5,433 3 View

How we can design hybrid system between deep learning and swarm intelligence system or deep learning with fuzz?

Hybride intelligent system is good techniques used for solving diffrent optomization problems. Like classification, recognition ....etc Deep learning can be used with and hybrid with other machine...

08 October 2020 4,943 3 View

Which one is more reliable in term of scientific sources, the published article or the book?

Every day , thousands of scholarly journals published articles. By the same token, the publishers print many scientific books.

13 August 2020 4,523 5 View

Question regarding sample size to population ratio?

Hi, I am facing problems to justify sample size to population ratio. Population is so large I can't mention sample size in percentage. It is requested to all researchers suggest me the possibility...

02 August 2020 9,826 5 View

What is the best method to get a good appearance or view or photo for Leishmania parasite????

i need an easiest technique for Fluorescent stain used with Fluorescent Microscope .

14 July 2020 3,551 3 View

What is the acceptable similarty for a review paper?

As well known that the review paper is constructed based on literature which is make the process of writing more difficult compared to research paper. Despite the paraphrasing, avoiding high...

13 July 2020 6,342 7 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 solvent can I used for Paal Knorr reaction between 6-amino hexanoic acid and 2.5 hexanedione?

I am try to make the Paal Knorr reaction between 2.5 hexnedione and 6-amino hexanoic acid, my problem is type of solvent to use, because 6-hexaminohexanoic acid is soluble in water but I am not...

02 March 2021 4,443 2 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 extract ciprofloxacin hydrochloride disolve in water er to organic solvent such as dichloromethan or any other solvent?

I need a procedure to extract the ciprofloxacin hydrochloride from aqueous solution by using dichloromethane in detail,. I thank you very much.

01 March 2021 4,306 1 View

How to separate water from glycerol solvent in a solvent recovery vacuum distillation column?

I am currently doing my third year design project. I have been assigned to design a glycerol recovery column in vinyl acetate monomer production. The process unit before the recovery column is an...

01 March 2021 9,525 4 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

Why am i not getting solid after reacting APTES with salicylaldehyde?

The reaction of APTES with salicylaldehyde in ethanol leads to the formation of imine compound yellow solid which is mention in literature, but I am not getting yellow solid I don't know why? when...

28 February 2021 2,955 2 View

can I treat waste water containing solvents and alcohol with electrocoagulation?

there are solvents and alcohol in the waste water of a factory that produces disinfectants. Increasing this waste water requires very serious operations. Can I treat this waste water with...

27 February 2021 2,609 3 View

How to replicate the well conditions of a crystal hit with 20%(w/v) isopropanol?

I had a crystal hit in a well with 0.1M HEPEs pH 7.5, 10%(w/v) PEG 4000, and 20%(w/v) isopropanol. Why is isopropanol in w/v here if it's just solvent? How do I recreate this well condition?

25 February 2021 9,761 1 View