Table 4 Peak height and area of five different chestnut stands on the Amiata mountain according to Pandey (1999) and Naumann et al. (2007)47.

From: Influence of forest stand characteristics on physical, mechanical properties and chemistry of chestnut wood

Peak wave number (cm−1)

A

B

C

D

E

Height

Area

Height

Area

Height

Area

Height

Area

Height

Area

1030

0.213

11.830

0.240

11.830

0.219

12.962

0.237

13.110

0.215

12.385

1120

0.0795

2.287

0.081

2.256

0.075

2.060

0.071

1.987

0.072

2.041

1160

0.102

2.333

0.103

2.151

0.099

2.418

0.094

2.045

0.104

2.399

1200

0.161

9.587

0.175

9.465

0.196

10.875

0.158

8.847

0.188

10.657

1329

0.075

2.038

0.071

2.083

0.067

1.929

0.072

2.041

0.071

1.940

1370

0.091

2.334

2.396

0.081

0.106

2.559

0.092

2.430

0.1040

2.423

1740

0.226

12.900

0.281

16.488

0.208

11.556

0.264

12.823

0.232

11.003

1500

0.085

2.348

0.093

2.330

0.072

2.077

0.114

3.251

0.088

2.847

1600

0.155

9.086

0.19

12.531

0.138

9.353

0.116

10.830

0.12

6.81

1740/1500

2.65

5.49

3.02

7.07

2.88

5.56

2.31

3.94

2.63

3.86

1740/1600

1.45

1.41

1.47

1.31

1.50

1.23

2.27

1.18

1.93

1.61

1740/(1500 + 1600)

0.94

1.12

0.99

1.10

0.99

1.01

1.14

0.91

1.11

3.85

1500/1600

0.54

0.25

0.48

0.18

0.52

0.22

0.98

0.30

0.73

0.41

  1. 1740 cm−1 = Holocellulose band, 1500 cm−1 = Band related to wood lignin content, 1600 cm−1 = contributions from conjugated C–O group; 1329 cm−1 C–H vibration in cellulose and C–O syringyl derivates, 1371 cm−1 CH deformation in cellulose and hemicellulose; 1200 cm−1 syringyl ring and C–O stretch in lignin and xylan, 1160 cm−1 C–O–C vibration in cellulose and hemicellulose, 1320 cm−1 C–O vibration in cellulose and hemicellulose.
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