Ansam Alshameri Take a look at this webinar (registration needed):

Silver colloids and invisible ink

https://www.malvernpanalytical.com/en/learn/events-and-training/webinars/W150902SilverColloidInvisibleInk.html

Hi Ansam Alshameri you may look into the following papers:

https://www.sciencedirect.com/science/article/abs/pii/S0956713520306848

https://www.sciencedirect.com/science/article/abs/pii/S0169131722001648

https://www.sciencedirect.com/science/article/abs/pii/S1011134422000641

https://pubmed.ncbi.nlm.nih.gov/31847936/

Article Association rule mining of cellular responses induced by met...

Ansam Alshameri

1. Silver nanoparticles have better antimicrobial properties

2. Silver nanoparticles show plasmonic absorption of light, while zinc oxide nanoparticles do not show

3. The same is observed for SERS

4. Silver nanoparticles have a greater effect on increasing crop yields than ZnO

For the last point, see

Thesis International Scientific Conference on Microbial Biotechnolo...