READ ME File For 'Raw Data for Graphene oxide – upconversion nanoparticle based portable sensors for assessing nutritional deficiencies in crops' Dataset DOI:10.5258/SOTON/D0512 ReadMe Author: Davide Giust, University of Southampton This dataset supports the publication: "Graphene oxide – upconversion nanoparticle based portable sensors for assessing nutritional deficiencies in crops" Contents All experimental data recorded and used to generate the above title manuscript and submitted to ACSNano In particular the dataset contains the data recorded to generate the following figures included in the publication. These figures are plotted using GraphPad Prism and Origin, in order to open the file the appropriate software are available and covered by the University of Southampton license. The figures are as follows: Fig. 1a: TEM microphotograph of pristine upconversion nanoparticles Fig. 1b: Size distribution of prisitne upconversion nanoparticles Fig. 1c: TEM photo of core-shell upconversion nanoparticles Fig. 1d: Size distribution of core-shell upconversion nanoparticles Fig. 2c: Fluorescence quantification in Arabidopsis plant extracts Fig. 3c-e: RT-PCR results for gene quantification in Barley extracts Fig. 3f-h: Fluorescene quantification from mobile phone picture on biosensor detection of biomarkers in Barley extracts Fig. S1: XRD results for pristine and core-shell upconversion nanoparticles Fig. S2a-b: Z-potential measurements for UCNPs-PAA and UCNPs-DNAs coated particles Fig. S3: FT-IR results for upconversion nanoparticles coated with oleic acid, PAA and PAA-DNAs Fig. S4a: Fluorescence quenching ability of Graphene Oxide(GO) over UCNPs emitted fluorescene by increasing concentration of GO-Photons Counts Fig. S4b: Fluorescence quenching ability of Graphene Oxide(GO) over UCNPs emitted fluorescene by increasing concentration of GO-Emitted Fluoresence Fig. S5: Emitted Fluorescence of Biosensor in presence/absence of various concentrations of RNAs target Geographic location of data collection: University of Southampton, U.K. Related projects: BBSRC Grant BB/N021150/1 Dataset available under a CC BY 4.0 licence Publisher: University of Southampton, U.K. Date: June 2018