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Official Journal of the Japan Wood Research Society

Journal of Wood Science Cover Image

Table 8 Comparison of the effects of the thermal modification temperature using Duncan’s test on the total color difference ΔE*

From: Impact of thermal modification on color and chemical changes of spruce and oak wood

Temperature (°C) (1) 0.00 (2) 11.30 (3) 21.15 (4) 45.02 (5) 0.00 (6) 12.52 (7) 20.99 (8) 37.21
1 Spruce 20   0.000 0.000 0.000 1.000 0.000 0.000 0.000
2 160 0.000   0.000 0.000 0.000 0.206 0.000 0.000
3 180 0.000 0.000   0.000 0.000 0.000 0.866 0.000
4 210 0.000 0.000 0.000   0.000 0.000 0.000 0.000
5 Oak 20 1.000 0.000 0.000 0.000   0.000 0.000 0.000
6 160 0.000 0.206 0.000 0.000 0.000   0.000 0.000
7 180 0.000 0.000 0.866 0.000 0.000 0.000   0.000
8 210 0.000 0.000 0.000 0.000 0.000 0.000 0.000