Molecular engineering of organic semiconductors enables noble metal-comparable SERS enhancement and sensitivity

Autor: Gokhan Demirel, Rebecca L. M. Gieseking, Resul Ozdemir, Simon Kahmann, Maria A. Loi, George C. Schatz, Antonio Facchetti, Hakan Usta
Jazyk: angličtina
Rok vydání: 2019
Předmět:
Zdroj: Nature Communications, Vol 10, Iss 1, Pp 1-9 (2019)
Druh dokumentu: article
ISSN: 2041-1723
DOI: 10.1038/s41467-019-13505-7
Popis: Organic semiconductors are considered promising Surface Enhanced Raman Spectroscopy platforms. Here the authors demonstrate that metal-free films based on a π-conjugated molecule containing a fully π-conjugated backbone provides an enhancement factor of 105 and detection limit of 10−9 M for methylene blue.
Databáze: Directory of Open Access Journals