Hello Mz. Toro,

You ask a good question, but there is no simple answer. You will customize your solution depending on the parameters of the problem. Perhaps the following link is a good place to start if you have not already looked into it.

Best of luck!

http://www.sigmaaldrich.com/materials-science/nanomaterials/silver-nanoparticles.html

I would suggest referring to the following papers:

http://www.sciencedirect.com/science/article/pii/S014296120400506X

http://pubs.acs.org/doi/abs/10.1021/es9035557

http://onlinelibrary.wiley.com/doi/10.1002/etc.717/full

Hope this helps.

adel

Hi

The concentration of Ag nano particles in the HA coating depends on many parameters.

For example, morphology of the surface of the HA coating, its porosity, the homogeneity  of Ag nano particles in the HA and ...