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Official Journal of the Japan Wood Research Society

Journal of Wood Science Cover Image

Table 2 Surface stiffness and modulus measured using the AFM force curve mode in the samples coated with urushi

From: Resistance of wood coated with oriental lacquer (urushi) against damage caused by subterranean termite

  Force (nN) Modulus (nN/nm)a
KU 13.3 ± 2.5 1.22 ± 0.13
SU 14.3 ± 2.9 1.31 ± 0.07
KSU 12.5 ± 1.6 1.25 ± 0.10
BU 13.3 ± 2.1 1.26 ± 0.18
  1. aCalculated by ΔF/ΔD; F means the reaction force that a cantilever receives by tapping on the sample surface, D means displacement of a cantilever by bending