Official Journal of the Japan Wood Research Society
Table 1 Results of the hierarchical clustering analysis of near-infrared (NIR) spectra acquired from various heat-treated larch wood specimens
Time (h) | Temperature | ||||||
|---|---|---|---|---|---|---|---|
160 °C | 170 °C | 180 °C | 190 °C | 200 °C | 210 °C | 220 °C | |
1 | C(3) | C(3) | C(3) | C(3) | C(3) | C(3) | C(3) |
2 | C(3) | C(3) | C(3) | C(3) | C(3) | C(3) | C(3) |
3 | C(3) | C(3) | C(3) | C(3) | C(3) | C(3) | B(3) |
4 | C(3) | C(3) | C(3) | C(3) | C(3) | C(3) | B(3) |
5 | C(3) | C(3) | C(3) | C(3) | C(3) | C(3) | B(3) |
6 | C(3) | C(3) | C(3) | C(3) | C(3) | C(3) | B(3) |
7 | C(3) | C(3) | C(3) | C(3) | C(3) | C(3) | A(3) |
8 | C(3) | C(3) | C(3) | C(3) | C(3) | B(3) | A(3) |
9 | C(3) | C(3) | C(3) | C(3) | C(3) | B(3) | A(3) |
10 | C(3) | C(3) | C(3) | C(3) | C(3) | B(3) | A(3) |
11 | C(3) | C(3) | C(3) | C(3) | C(3) | B(3) | A(3) |
12 | C(3) | C(3) | C(3) | C(3) | C(3) | B(3) | A(3) |