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Correction: Electrostatically modulated magnetophoretic transport of functionalised iron-oxide nanoparticles through hydrated networks

Stephen Lyons a, Eoin P. Mc Kiernan b, Garret Dee c, Dermot F. Brougham *b and Aoife Morrin *a
aInsight SFI Research Centre For Data Analytics, National Centre for Sensor Research, School of Chemical Sciences, Dublin City University, Ireland. E-mail: aoife.morrin@dcu.ie
bSchool of Chemistry, University College Dublin, Ireland
cSchool of Chemistry, Trinity College Dublin, Ireland

Received 10th November 2020 , Accepted 10th November 2020

First published on 6th January 2021


Abstract

Correction for ‘Electrostatically modulated magnetophoretic transport of functionalised iron-oxide nanoparticles through hydrated networks’ by Stephen Lyons et al., Nanoscale, 2020, 12, 10550–10558, DOI: 10.1039/D0NR01602K.


This erratum relates to Fig. 3 and 4 in the published manuscript, where the labels of both y-axes as given are incorrect. The label given in the published manuscript for both figures is vexp/dhyd. This should be corrected to vexp·dhyd and the units should be mm2 h−1. The numerical values for the data are correct and remain unchanged (hence, it is a mis-labelling). The same labelling error (vexp/dhyd in place of vexp·dhyd) was made in two places in the text (page 10555 in the “Electrostatic effects on magnetophoretic mobility” section). The scaling of the vexp values in this way (as a product with dhyd) is consistent with expectation, as formulated by eqn (1). Hence, there is no change to the interpretation of the results or any of the conclusions.
image file: d0nr90262d-f3.tif
Fig. 3 Normalised magnetophoretic velocities, vexp·dhyd, for PEG1000, citrate-, and arginine-MNP suspensions through the different classes of agarose–H2O (Aga/Low, Aga/Med, Aga/High) (0.3% w/v). Error bars are included for all functionalised MNPs. The vth·dhyd values are represented as black bars.

image file: d0nr90262d-f4.tif
Fig. 4 Normalised magnetophoretic velocities, vexp·dhyd, for PEG1000-, arginine- and citrate-MNP suspensions through agarose–PBS (Aga/High, 0.3% w/v). MNP suspensions and agarose gels were prepared in PBS buffer to give IS of 0, 0.0014, 0.007 and 0.014 at pH 7.0. The vth·dhyd values are represented as black bars.

The Royal Society of Chemistry apologises for these errors and any consequent inconvenience to authors and readers.


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