Where can i get or purchase nano sized (the size of powder should be <150 nm, if possible.) metal powder (Fe or Sn, Ni, Co etc.) with spherical shape?

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

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

QPCR tubes for Roche Lightcycler Nano?

We own a small cPCR thermal cycler from Roche, Lightcycler Nano, which is convenient for backup quick runs. Recently, Roche has discontinued the plastics for it and they offer no alternative from...

17 February 2021 8,694 5 View

Best synthesis method for large scale silver nanoparticle synthesis with high yield?.Best post processing steps after nanoparticle synthesis?

I have chemically synthesized silver nanoparticle to combat microbes on wound site. I have used many methods of synthesis, but I found minimal field of silver NP product.I am getting whitish...

11 February 2021 4,964 13 View

Dear colleagues. How can we implement the kinetics of the polymerization of aromatic amines in easier and simpler ways?

Dear colleagues. How can we implement the kinetics of the polymerization of aromatic amines in easier and simpler ways? Are there simpler methods for Nano polymers (other than those obtained with...

09 February 2021 5,783 3 View

Concentration of DNA?

Hello everyone! Is a normal value 295.8 ug/ul for cDNA? If not what does it mean? Where is the mistake? The measurement was done with nano drop. Thank you!

09 February 2021 6,202 1 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

What should I do if the reviewer couldn't finalize the review in the journal's given time?

I have Submitted 2,3 Papers in Science Direct associated Journals but the time of the first decision has been ended so What should I do? Could I email them to remind them about the first decision?

01 February 2021 5,788 7 View

K. Sreenivas

Sigma Aldrich, a well company from USA is offering

Nanopowers of metal and metal oxides.

Kindly check from their catalog "Nano powdeers and nano materials, and

the information is easily available at their site.

You can also get some of the powders you need from Alfa Aesar.

I hve purchase high quality powers from this well known company

Information available on their side: www.alfa.com

You can also just google; "metal nano powdes", and you will get the information