Microplastics and nanoplastics are increasingly studied due to their widespread presence in nearly all consumables and environmental systems. In this project, we use Surface-enhanced Raman spectroscopy to detect and quantify nanoplastics in liquid samples.  

Related publications:

J. Caldwell, P. Taladriz-Blanco, L. Rodriguez-Lorenzo, B. Rothen-Rutishauser, A. Petri-Fink, Submicron- and nanoplastic detection at low micro- to nanogram concentrations using gold nanostar-based surface-enhanced Raman scattering (SERS) substrates, Environ. Sci. Nano 11 (2024) 1000–1011. https://doi.org/10.1039/D3EN00401E. 

J. Caldwell, P. Taladriz-Blanco, B. Rothen-Rutishauser, A. Petri-Fink, Detection of Sub-Micro- and Nanoplastic Particles on Gold Nanoparticle-Based Substrates through Surface-Enhanced Raman Scattering (SERS) Spectroscopy, Nanomaterials 11 (2021) 1149. https://doi.org/10.3390/nano11051149. 

J. Caldwell, P. Taladriz-Blanco, R. Lehner, A. Lubskyy, R.D. Ortuso, B. Rothen-Rutishauser, A. Petri-Fink, The micro-, submicron-, and nanoplastic hunt: A review of detection methods for plastic particles, Chemosphere 293 (2022) 133514. https://doi.org/10.1016/j.chemosphere.2022.133514.