Michael Volk

3 Questions 14 Answers 0 Followers

Questions related from Michael Volk

Can anybody provide me with a guide to Oleic acid coating of magnetic nanoparticles?

I am looking for a how-to guide for coating FeNi nanoparticles to minimize their interactions. It does not necessarily have to be oleic acid but I read this is a good choice for coating material.

10 October 2014 1,210 6 View

How is it best to prepare nano particles for SEM imaging and subsequent grain size analysis?

I want to measure grain size distribution and average grain size of nano particles. The particles are magnetic so I have the problem of agglomeration. A good analysis was not possible. Any...

11 November 2013 3,839 21 View

How can the magnetic exchange constant of a material be measured?

I am working on FeNi alloys and would like to measure the exchange constant. My samples are powdered. What methods are there to measure it and what are the advantages or disadvantages of the methods?

01 January 1970 2,393 3 View