How to remove solvent without the aid of any equipment ?

After preparing epoxy clay nanocomposite using the solution intercalation method, how can the solvent be removed? I do not have a vacuum oven, vacuum pump, degassing equipment, etc. Are there any...

10 November 2019 8,640 2 View

How to remove cured epoxy stain from steel ?

I used hardened steel film applicator to coat epoxy based coating on metal substrates. Due to improper quick cleaning techniques, now there are some left over cured epoxy stains. How do I remove...

08 September 2019 7,839 6 View

Can Statistically insignificant (P>0.05) result from error in selection of levels or in conduction of experiment ?

In my experiment I used Taguchi's L9 (3 factors 3 levels) orthogonal array and the P values from ANOVA for all the three factors is greater than 0.05. Now I strongly suspect there is association...

06 July 2019 7,552 5 View

Are there any good materials available to learn material characterization using SEM and TEM ?

I want to learn how to prepare specimen before SEM and TEM analysis and also on how to evaluate the image we get from it. The material in my case is a polymer nanocomposite coating.

05 June 2019 3,060 4 View

Which coating technique can be used to coat a circular specimen of diameter 3 mm ?

I want to coat over a small area with the diameter of the circular area being just 3 mm. The coating material is epoxy nanocomposite with a inorganic filler and the material has to be coated over...

01 February 2019 3,583 5 View

Does trimethyl stearyl ammonium contain hydroxyl group ?

Can anyone give me the chemical formula of trimethyl stearyl ammonium ? Does it have hydroxyl group ? It is a quaternary ammonium but does stearyl group indicate that it has an hydroxyl group.

10 November 2018 4,993 4 View

What are the techniques to remove solvent from epoxy nanocomposites ?

Epoxy nanocomposites can be prepared by solution casting method. In order to get rid of the solvents what could be done ?

08 September 2018 6,454 7 View

How can I learn Design of Experiments quickly ?

Is there any book or website that allows you to learn DOE very quickly ? I know that Montgomery is a very good book. But I do not have sufficient time to go through that.

08 September 2018 5,663 0 View

What is the meaning of the word 'optimization' in research ?

I have one output response, say surface hardness of metal matrix. In order to improve that say I incorporate hard particles. By conducting experiments assume that the ideal volume fraction for...

07 August 2018 3,926 15 View

Can I conduct abrasive wear test of nanocomposite coating applied on a steel substrate using the 3 body abrasive equipment ?

Is the 3 body abrasion wear tester recommended only for metal specimen. Can it be used to test polymer nanocomposite coating applied over metal substrates ? The coating thickness would be under...

07 August 2018 6,008 1 View

Chlorinated organic formation in odor control scrubbers using hypochlorite?

I'm involved in a study of odor control technologies for municipal wastewater treatment plant. One of the control options involves a chemical 2-stage (acid/alkaline) packed bed scrubber. The...

03 March 2021 3,661 2 View

What is Nano technology with coronavirus helpe the human..and is it nano mterals removal of covid19?

I anwar by adsorption or reaction ..but it is either more method...

02 March 2021 4,811 2 View

How to compare different concentrations of nanoparticles for characterization from ICP-MS?

I took measurements of different concentrations of 15 nm and 5 nm Au nano particle solutions. I'm trying to determine which concentration I measured gives the best reading overall. I also...

02 March 2021 7,626 1 View

Ester cleavage conditions?

Hi all, I need to cleave the ester in Ethyl 2-amino-1H-imidazole-5-carboxylate to make the carboxylic acid and retrieve the product from solution to use in downstream applications of linking to...

01 March 2021 8,766 3 View

LEDs on Vis Light photo degradation of MB water sol via N doped TiO2 in a mini flume?

Good day to all, I have no experience with light emitting diodes. I am building a glass mini flume to demonstrate the photo degradation of Methylene Blue in water running over self cleaning...

26 February 2021 4,026 5 View

Zno nano particles colour changed from white to grey in process of calcination any suggestions?

In the formation of Zno nano particles process, after drying at 120 degree C, my zno nano particles are completely white but when i calcine it for 450 degree C it converts into grey colour. i...

26 February 2021 2,435 4 View

How can we theoretically calculate Elemental analysis(percentage) of atoms in covalent organic framework?

For example in one research article the Elemental analysis values of COF-TpPa-1 ( Triformylphloroglucinol (Tp) (63 mg, 0.3 mmol), Paraphenylenediamine (Pa-1) (48 mg, 0.45 mmol) are as follows...

24 February 2021 1,265 6 View

What is the best solvent to remove PDMS from nano particles?

I want to remove PDMS oligomers from the surface of nanolayers. I have just read a very helpful paper about the compatibility of PDMS with different solvents( Solvent Compatibility of...

24 February 2021 7,845 5 View

How to Control Whiteflies in coconut leaves?

24 February 2021 1,005 1 View

What reaction will occur when adding hexamine into ammonium nitrate in an acidic medium?

Hello, I am investigating properties of water in oil emulsion explosives. And adding hexamine (hexamethylenetetramine) into one of the phases that are used to make the emulsion should increase the...

21 February 2021 8,680 1 View