All-dielectric core/shell resonators: From plasmon-free SERS to multimodal analysis Bontempi, Nicolò ; Vassalini, Irene ; Alessandri, Ivano Abstract Publication: Journal of Raman Spectroscopy Pub Date: June 2018 DOI: 10.1002/jrs.5330 Bibcode: 2018JRSp...49..943B