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Table 1 Characterisation of treatment with E5 and E25 for different samples C1–C8

From: Investigating the effect of nanolime treatment on the drying kinetics of Clipsham limestone

 

Sample

\(\Delta m_{d}\) / g

\(\frac{\Delta m_{d}}{V}\) / kg m\(^{-3}\)

\(\Delta L^{*}\)

\(\Delta a^{*}\)

\(\Delta b^{*}\)

\(\Delta E^{*}_{ab}\)

\(R_{a}\) / \(\mu\)m

E5

C1

\(-0.001\) \(\pm 0.001\)

\(-0.45\) \(\pm 0.45\)

\(1.71 \pm 2.33\) \(0.52 \pm 2.24\)

\(-0.62 \pm 0.82\) \(-0.43 \pm 0.83\)

\(1.25 \pm 2.69\) \(1.70 \pm 2.60\)

\(2.21 \pm 2.37\) \(1.81 \pm 2.54\)

\(2.63 \pm 0.29\) \(2.30 \pm 0.17\)

 

C2

\(0.008\) \(\pm 0.001\)

\(2.39\) \(\pm 0.30\)

\(2.40 \pm 2.35\) \(2.61 \pm 2.41\)

\(-0.48 \pm 0.78\) \(-0.43 \pm 0.84\)

\(-2.06 \pm 2.27\) \(-1.90 \pm 2.65\)

\(3.20 \pm 2.29\) \(3.25 \pm 2.48\)

\(2.78 \pm 0.14\) \(2.61 \pm 0.06\)

 

C3

\(0.002\) \(\pm 0.001\)

\(0.62\) \(\pm 0.31\)

\(5.07 \pm 2.28\) \(4.93 \pm 2.43\)

\(-1.25 \pm 0.77\) \(-1.20 \pm 0.73\)

\(-4.40 \pm 2.34\) \(-4.09 \pm 2.35\)

\(6.83 \pm 2.27\) \(6.52 \pm 2.36\)

\(2.28 \pm 0.05\) \(1.83 \pm 0.11\)

 

C4

\(-0.001\) \(\pm 0.001\)

\(-0.28\) \(\pm 0.28\)

\(0.18 \pm 2.48\) \(1.47 \pm 2.28\)

\(-0.49 \pm 0.88\) \(-0.72 \pm 0.91\)

\(-4.25 \pm 2.71\) \(-4.26 \pm 2.66\)

\(4.28 \pm 2.70\) \(4.56 \pm 2.59\)

\(2.21 \pm 0.06\) \(1.88 \pm 0.08\)

E25

C5

\(0.006\) \(\pm 0.001\)

\(2.56\) \(\pm 0.43\)

\(2.75 \pm 2.19\) \(1.51 \pm 2.42\)

\(-0.99 \pm 0.79\) \(-0.77 \pm 0.83\)

\(-1.27 \pm 2.55\) \(-0.95 \pm 2.47\)

\(3.19 \pm 2.16\) \(1.94 \pm 2.26\)

\(2.64 \pm 0.16\) \(3.25 \pm 0.29\)

 

C6

\(0.010\) \(\pm 0.001\)

\(2.92\) \(\pm 0.29\)

\(4.87 \pm 3.96\) \(5.35 \pm 2.42\)

\(-1.21 \pm 1.09\) \(-1.11 \pm 0.83\)

\(-4.89 \pm 2.55\) \(-4.90 \pm 2.47\)

\(7.00 \pm 3.45\) \(7.34 \pm 2.26\)

\(1.97 \pm 0.09\) \(2.41 \pm 0.08\)

 

C7

\(0.017\) \(\pm 0.001\)

\(4.88\) \(\pm 0.29\)

\(7.38 \pm 3.11\) \(6.23 \pm 3.07\)

\(-1.76 \pm 0.82\) \(-1.60 \pm 0.86\)

\(-5.95 \pm 2.44\) \(-5.41 \pm 2.48\)

\(9.64 \pm 2.82\) \(8.40 \pm 2.78\)

\(2.60 \pm 0.14\) \(1.86 \pm 0.01\)

 

C8

\(0.032\) \(\pm 0.001\)

\(8.27\) \(\pm 0.26\)

\(11.70 \pm 2.28\) \(11.67 \pm 2.34\)

\(-2.87 \pm 0.76\) \(-2.85 \pm 0.81\)

\(-12.93 \pm 2.21\) \(-12.87 \pm 2.29\)

\(17.67 \pm 2.21\) \(17.60 \pm 2.29\)

\(1.67 \pm 0.03\) \(1.26 \pm 0.21\)

  1. \(\Delta m_{d}\): dry mass difference;\(\frac{\Delta m_{d}}{V}\): mass difference per unit volume; \(\Delta L^{*}\): change in lightness; \(\Delta a^{*}\): change in red–green hues; \(\Delta b^{*}\): change in blue–yellow hues; \(\Delta E^{*}_{ab}\): global colour change calculated using equation 1; \(R_{a}\):mean surface roughness