Raman Spectroscopy

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Micro plastics mixed in the sand of the beach | Image Credit: © GaiBru Photo - stock.adobe.com

A recent review article discusses four advanced Raman techniques, including surface-enhanced Raman scattering (SERS), Raman tweezers (RTs), tip-enhanced Raman scattering (TERS), and Raman mapping/imaging (RM/RI), and how these techniques are being applied for the detection of micro- and nanoplastics.

Researchers have developed a new substrate for surface-enhanced Raman spectroscopy (SERS) using two-dimensional amorphous titanium dioxide/silver (a-TiO2/Ag) nanosheets. This innovation promises significantly higher sensitivity and better uniformity in detecting various substances, potentially transforming applications in analytical spectroscopy and materials science.