Fig. 7From: Increased sensitivity of Au-Pd nanolayer on tapered optical fiber sensor for detecting aqueous Ethanol a Absorbance spectrum of coating fiber sensor with 70 /mol Pd mixture with Au towards Ethanol concentrations. b Intensity spectrum of tapered fiber sensor towards Ethanol concentrations. c Dynamic response. d Absorbance spectrum of coating fiber sensor with 100 /mol Pd mixture with 200/ mol Au towards Ethanol concentrations. e Intensity spectrum of tapered fiber sensor towards Ethanol concentrations. f Dynamic responseBack to article page