https://pubs.rsc.org/en/content/articlelanding/2015/cc/c5cc06599b
Plasmonic multi-shell nanomatryoshka particles as highly tunable SERS tags with built-in reporters...
Here we report on the synthesis and averaged SERS measurements of multi-shell nanomatryoshka SERS tags. By tuning the number of shells or by changing the Raman...